Trojan.ScriptKD.3344_76668dd0a8

by malwarelabrobot on April 21st, 2017 in Malware Descriptions.

Trojan.ScriptKD.3344 (BitDefender), Program.Unwanted.1183 (DrWeb), Trojan.ScriptKD.3344 (B) (Emsisoft), RDN/Generic.grp (McAfee), Trojan.MSIL.Crypt (Ikarus), Trojan.ScriptKD.3344 (FSecure), Generic16_c.CLFK (AVG), TROJ_GE.7D4C7107 (TrendMicro), Trojan.ScriptKD.3344 (AdAware), mzpefinder_pcap_file.YR (Lavasoft MAS)
Behaviour: Trojan


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

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Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: 76668dd0a8e316f79d7ce102bcda37f3
SHA1: 67a17e4744252b4734f75dc802e64ba8404321c4
SHA256: c9d6b5d14ea9c720581341cbe14ee1d7d8be5f2cfcfec0501aafea16723c95e3
SSDeep: 12288:Io4xtu252WenNL0JZE2aIfi4tfBPAg0rPYi57EcPOBn roFoOCHE03LnQfmSeIv6:Io43vymG2PBfJC9FOBnTaJ3LQfbeIXi
Size: 871136 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: /Soft company
Created at: 2007-03-31 18:09:55
Analyzed on: Windows7 SP1 32-bit


Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

ACS Pro Patch 64 bits by Roonney.exe:1780
%original file name%.exe:2984

The Trojan injects its code into the following process(es):

Windows.exe:2504

Mutexes

The following mutexes were created/opened:
No objects were found.

File activity

The process ACS Pro Patch 64 bits by Roonney.exe:1780 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Program Files% (x86)\IObit\Advanced SystemCare\Add Host.cmd (5 bytes)
%Program Files% (x86)\IObit\Advanced SystemCare\ASC9.ico (841 bytes)
%Program Files% (x86)\IObit\Advanced SystemCare\OFCommon.dll (11231 bytes)

The Trojan deletes the following file(s):

%Program Files% (x86)\IObit\Advanced SystemCare\__tmp_rar_sfx_access_check_424244 (0 bytes)

The process Windows.exe:2504 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Roaming\Imminent\Logs\20-04-2017 (162 bytes)
C:\Users\"%CurrentUserName%"\AppData\Roaming\Imminent\Geo.dat (54 bytes)

The process %original file name%.exe:2984 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\ACS Pro Patch 64 bits by Roonney.exe (14595 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\Windows.exe (28495 bytes)

The Trojan deletes the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\nsc7760.tmp (0 bytes)

Registry activity

The process ACS Pro Patch 64 bits by Roonney.exe:1780 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"
"UNCAsIntranet" = "0"

The Trojan deletes the following value(s) in system registry:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"
"IntranetName"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName"

The process Windows.exe:2504 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Tracing\windows_RASMANCS]
"EnableConsoleTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\windows_RASAPI32]
"EnableFileTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\windows_RASMANCS]
"MaxFileSize" = "1048576"
"ConsoleTracingMask" = "4294901760"
"FileDirectory" = "%windir%\tracing"
"FileTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\windows_RASAPI32]
"EnableConsoleTracing" = "0"
"FileTracingMask" = "4294901760"
"MaxFileSize" = "1048576"
"ConsoleTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\windows_RASMANCS]
"EnableFileTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\windows_RASAPI32]
"FileDirectory" = "%windir%\tracing"

The process %original file name%.exe:2984 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"
"UNCAsIntranet" = "0"

The Trojan deletes the following value(s) in system registry:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"
"IntranetName"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName"

Dropped PE files

MD5 File path
a4925cb3d1c47b8ae013e8bc2d462955 c:\Program Files (x86)\IObit\Advanced SystemCare\OFCommon.dll
1dbab0677950558286b64bae84cbbc4e c:\Users\"%CurrentUserName%"\AppData\Local\Temp\ACS Pro Patch 64 bits by Roonney.exe
672f199747126d3b7e09946e69060694 c:\Users\"%CurrentUserName%"\AppData\Local\Temp\Windows.exe

HOSTS file anomalies

The Trojan modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses.
The modified file is 1412 bytes in size. The following strings are added to the hosts file listed below:

127.0.0.1 validation.sls.microsoft.com
127.0.0.1 www.asc55.iobit.com
127.0.0.1 idb.iobit.com
127.0.0.1 asc55.iobit.com
127.0.0.1 is360.iobit.com
127.0.0.1 asc.iobit.com
127.0.0.1 pf.iobit.com
127.0.0.1 98.129.229.186
127.0.0.1 www.iana.org
127.0.0.1 iana.org
127.0.0.1 idb.iobit.com
127.0.0.1 asc55.iobit.com
127.0.0.1 is360.iobit.com
127.0.0.1 asc.iobit.com
127.0.0.1 pf.iobit.com
127.0.0.1 98.129.229.186
127.0.0.1 www.iana.org
127.0.0.1 iana.org


Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

No information is available.

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 4096 23482 23552 4.48952 399636e1cf123faa9dc0c1c1ed9a4a52
.rdata 28672 4592 4608 3.65683 f359cd50555a06c1946c9624440c5811
.data 36864 155860 1024 3.57555 b6778f27be20a78cfc5e0496758eda32
.ndata 196608 32768 0 0 d41d8cd98f00b204e9800998ecf8427e
.rsrc 229376 23688 24064 3.07943 a02bb0aab52cf60a155ea869ac641824

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Total found: 1
e87513e19bc3a8eaec3ad6a98db43396

URLs

URL IP
hxxp://iptrackeronline.com/
hxxp://www.iptrackeronline.com/ 132.148.73.239
teredo.ipv6.microsoft.com 157.56.106.189
dikosoft.zapto.org 41.102.194.134
dns.msftncsi.com 131.107.255.255


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET / HTTP/1.1
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.69 Safari/537.36
Host: VVV.iptrackeronline.com
Connection: Keep-Alive


HTTP/1.1 200 OK
Date: Thu, 20 Apr 2017 18:52:29 GMT
Server: Apache/2.4.6 (CentOS) PHP/5.4.16
X-Powered-By: PHP/5.4.16
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8
2b43..<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN
" "hXXp://VVV.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">.<ht
ml xmlns="hXXp://VVV.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft
-com:vml">.<head>...<meta name="viewport" content="width=d
evice-width" />..<meta name="google-site-verification" content="
CyeqoD4FJhDmQx8oZ3yZY1-4utytwBE97dvSqELW5UQ" />.<meta name="msva
lidate.01" content="6F8096A65FE90197E73B42CDE4CC4938" />..<meta
http-equiv="Content-Type" content="text/html; charset=utf-8" />.<
;meta http-equiv="Content-Language" content="en-us">.<meta name=
"description" content="ipTRACKERonline is the Swiss Army Knife of IP A
ddress Tracking. From email header analysis to IP geolocation this is
the only IP tracking website to use." />....<meta name="historic
" content="Geo Location, geomarketing, Geo Marketing, DNS tools, my ip
,ip, address, ,DNS Monitoring, Network Tools, my, what, is, find, get
, show, locate, geolocation, change, location, how, do, ip address, pr
oxy, server, anonymous, hide, conceal, stealth, surf, web, anonymizer,
anonymize, changer, privacy, geolocation, geolocate, lookup, look up,
locate, trace, track, email, source, headers" />....<link rel="
stylesheet" type="text/css" href="templates/fisubsilver/fisubsilver.cs
s" />.<!--<link rel='stylesheet' type='text/css' href='menu/s
tyles.css' />-->..<link rel='stylesheet' type='text/css' href
='css/menu-styles.css' />..<link rel='stylesheet' type='text

<<< skipped >>>

The Trojan connects to the servers at the folowing location(s):

Windows.exe_2504_rwx_003E0000_00010000:

l.dlf


Remove it with Ad-Aware

  1. Click (here) to download and install Ad-Aware Free Antivirus.
  2. Update the definition files.
  3. Run a full scan of your computer.


Manual removal*

  1. Terminate malicious process(es) (How to End a Process With the Task Manager):

    ACS Pro Patch 64 bits by Roonney.exe:1780
    %original file name%.exe:2984

  2. Delete the original Trojan file.
  3. Delete or disinfect the following files created/modified by the Trojan:

    %Program Files% (x86)\IObit\Advanced SystemCare\Add Host.cmd (5 bytes)
    %Program Files% (x86)\IObit\Advanced SystemCare\ASC9.ico (841 bytes)
    %Program Files% (x86)\IObit\Advanced SystemCare\OFCommon.dll (11231 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Roaming\Imminent\Logs\20-04-2017 (162 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Roaming\Imminent\Geo.dat (54 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\ACS Pro Patch 64 bits by Roonney.exe (14595 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\Windows.exe (28495 bytes)

  4. Restore the original content of the HOSTS file (%System%\drivers\etc\hosts):
    127.0.0.1 localhost
  5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
  6. Reboot the computer.

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

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