Dropped.Generic.Malware.Sdld.C425D330_d5cc7f5974 – Adaware

Trojan-Dropper.Win32.Sysn.cdcv (Kaspersky), Dropped:Generic.Malware.Sdld.C425D330 (B) (Emsisoft), Dropped:Generic.Malware.Sdld.C425D330 (AdAware), IRC-Worm.Win32.MyDoom.FD, GenericIRCBot.YR (Lavasoft MAS)Behaviour: Trojan-Dropper, Trojan, Worm, IRC-Worm, IRCBot, Malware

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

Summary

MD5: d5cc7f5974bbc2273cd814d2ec24e81f

SHA1: a9201375b086d22fe12fdb8c6c3715545f2069d2

SHA256: ae8dd5b9d62ea5dfcead3dca6b1f4e9df427dcddde94c98847d7d31cc2afdc75

SSDeep: 24576:/gFkg R9SDI5xJyTzgLqZQg2v58fdCUO/A5d7okvyhZHfsQ lG:IKgI9SGJGcLmE8f0UO/W7vyhZHfs1G

Size: 1170305 bytes

File type: EXE

Platform: WIN32

Entropy: Packed

PEID: UPolyXv05_v6

Company: no certificate found

Created at: 1992-06-20 01:22:17

Analyzed on: Windows7 SP1 32-bit

Summary: Trojan-Dropper. Trojan program, intended for stealth installation of other malware into user's system.

Dynamic Analysis

Payload

Behaviour	Description
IRCBot	A bot can communicate with command and control servers via IRC channel.

Process activity

The Dropped creates the following process(es):

%original file name%.exe:3832

The Dropped injects its code into the following process(es):No processes have been created.

Mutexes

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

File activity

The process %original file name%.exe:3832 makes changes in the file system.

The Dropped creates and/or writes to the following file(s):

C:\Windows\win32dc\UT2004 patch.exe (7547 bytes)
C:\Windows\win32dc\Doom 3_serial.exe (7887 bytes)
C:\Windows\win32dc\Half-Life 2_hack.exe (13559 bytes)
C:\Windows\win32dc\UT2004 crack.exe (12171 bytes)
C:\Windows\win32dc\Sims 2 fix.exe (7547 bytes)
C:\Windows\win32dc\Doom 3_crack.exe (7547 bytes)
C:\Windows\win32dc\Quake3 fix.exe (9250 bytes)
C:\Windows\win32dc\Sims 2 patch.exe (7887 bytes)
C:\Windows\win32dc\Sims 2 hack.exe (9250 bytes)
C:\Windows\win32dc\Half-Life 2 nocd.exe (7887 bytes)

Registry activity

Dropped PE files

MD5	File path
f8be433d58edb4f44b2969e05664d93f	c:\Windows\win32dc\Doom 3_serial.exe
be8e5b7fb8795e668ad9bca74b13e5f9	c:\Windows\win32dc\Half-Life 2 nocd.exe
ba134487028f33c5ec0091900728a8be	c:\Windows\win32dc\Half-Life 2_hack.exe
e90e6edc58ffcfa572da056e2b49a088	c:\Windows\win32dc\Quake3 fix.exe
c388af0db3a8194ba8cfcc5aeaf206e5	c:\Windows\win32dc\Sims 2 patch.exe
cc498dcfee425ba282b36c5b9f7eb9ee	c:\Windows\win32dc\Sims 2 hack.exe
5d2e204d0f76d9d6de630f7a47f0d52d	c:\Windows\win32dc\UT2004 crack.exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

Removals

Remove it with Ad-Aware

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

Manual removal*

Terminate malicious process(es) (How to End a Process With the Task Manager):
%original file name%.exe:3832
Delete the original Dropped file.
Delete or disinfect the following files created/modified by the Dropped:
C:\Windows\win32dc\UT2004 patch.exe (7547 bytes)
C:\Windows\win32dc\Doom 3_serial.exe (7887 bytes)
C:\Windows\win32dc\Half-Life 2_hack.exe (13559 bytes)
C:\Windows\win32dc\UT2004 crack.exe (12171 bytes)
C:\Windows\win32dc\Sims 2 fix.exe (7547 bytes)
C:\Windows\win32dc\Doom 3_crack.exe (7547 bytes)
C:\Windows\win32dc\Quake3 fix.exe (9250 bytes)
C:\Windows\win32dc\Sims 2 patch.exe (7887 bytes)
C:\Windows\win32dc\Sims 2 hack.exe (9250 bytes)
C:\Windows\win32dc\Half-Life 2 nocd.exe (7887 bytes)

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

Static Analysis

VersionInfo

No information is available.

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
CODE	4096	40592	40960	4.37354	4599c8e48266467f9472d9c0076da0aa
DATA	45056	416	512	2.59038	6723f313105be59e8f34015bac1ef0c6
BSS	49152	4493	0	0	d41d8cd98f00b204e9800998ecf8427e
.idata	57344	2332	2560	2.95832	1f3c6fef94d61a4d2beebca25d327785
.tls	61440	8	0	0	d41d8cd98f00b204e9800998ecf8427e
.rdata	65536	24	512	0.129329	bf98d008e3e41c32258f4ddad0423dfc
.reloc	69632	2396	2560	4.48773	c247e5d4f27055db8d87da84767714bb
.rsrc	73728	1536	1536	2.62048	b115dc78febf3048a6accb9f8efeb1de

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Total found: 888
ef2d2eb0996329df1775d6f51f5b214a
0bbc9c6e43cd27451e7b79c7ca810f57
0b52db495845b721acbc9697d1b4d1e5
0aac523e7c4943ff0853629ca681cd3f
052b698aca2e03a5f505418afce4834e
031ef5943d437916b0febf5a53e3f137
0274614538a6f2ad2a36dde663e7d578
f740ff60d0ec233f7e955ede5e77fb83
fe0def9a55452507fdff638358d8a1ff
f4f5bba4d4f4086afbb878c2f541a7e0
f3aa4d1b4394101bf8d3dd967c20f3c3
ecfbd936a27de98dab895d92238b5b78
e6062045d1835907af3dd28ed4e13997
c82648bf52942ee83e639e5019c417e2
c050cd1b809541253ff88ee562eaa9f8
bfa30611ed105bbbaa4fcfda3554507c
bc4f499e10f6550c18eb2735e724e135
b653fa5261b9e7c496d436078e5a54e0
b64d60a1ef01cfe7f7954a2f84d923d3
9dc8f82010d6947f9eb4ca2ef89448c2
9d44bba5914e846bb87f0a768adebcb3
9d90741ff90c9a8c5503909f8f65edca
ad4cd03b5eaeff7c70e29a564f7fba2a
a567fd1311445aefe3897b924bde36cf
a1a2076501ac91abde0ceef2574d8f7e
9b2737ede92e073aa7c93aae769a2dcd

Network Activity

URLs

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Map

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

Strings from Dumps

%original file name%.exe_3832:

.idata

.rdata

P.reloc

P.rsrc

PRIVMSG

JOIN

PRIVMSG

:File Executed

(netbios_invalidpass:

File(%cur%\

File(%sys%\

rndnick

NICK

join

%sys%\

%cur%\

%rnddir%\%rand%.exe

system.ini

explorer.exe

.com "win2k" :

DCPlusPlus.xml

dcplusplus.xml

%sys%

%cur%

\WINDOWS\Start Menu\Programs\Startup\

netapi32.dll

%rnddir%\%rand%.com

irc.lcirc.net

kernel32.dll

user32.dll

GetKeyboardType

advapi32.dll

RegOpenKeyExA

RegCloseKey

oleaut32.dll

GetWindowsDirectoryA

mpr.dll

wsock32.dll

shell32.dll

ShellExecuteA

wininet.dll

URLMON.DLL

URLDownloadToFileA

KWindows

&pWebServer