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ComboFix.exe

ComboFix

Swearware

ComboFix is an application from sUBs that scans your computer for the most common and current malware, and when found, attempts to clean these infections. This is a self-extracting archive and installer. The file has been seen being downloaded from software-files-a.cnet.com and multiple other hosts.
Publisher:
Swearware

Product:
ComboFix

Description:
ComboFix NSIS Installer

Version:
14.04.26.01

MD5:
8a8ce783cec733aa372a0d4f84855dab

SHA-1:
820eef842d73b75ea3ebe3b1ee9bfff98e96195e

SHA-256:
15d24ddec09d2b3d397c2ef4c28c71363f14c17b74a058c9017c478ce4ebf574

Scanner detections:
4 / 68

Status:
Clean  (4 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
12/25/2024 3:15:09 PM UTC  (today)

Scan engine
Detection
Engine version

K7 AntiVirus
Riskware
13.176.11896

Rising Antivirus
PE:Trojan.Win32.Generic.15632D02!358821122
23.00.65.14424

Sophos
NirCmd
4.98

Trend Micro House Call
TROJ_GEN.F47V0426
7.2.116

File size:
5 MB (5,196,309 bytes)

Copyright:
sUBs

Original file name:
ComboFix.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:J3+NyXGdybhDeAFnsrAzg1i/tN5GAMBjtLPFFXtHHP7bDiHdhIty9wQ:LXK4D3sgRVN5yZHhrMdhJwQ

Entry address:
0x313C0

Entry point:
60, BE, 00, D0, 42, 00, 8D, BE, 00, 40, FD, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB...
 
[+]

Entropy:
7.9999

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
20 KB (20,480 bytes)

The file ComboFix.exe has been seen being distributed by the following 8 URLs.

http://software-files-a.cnet.com/s/software/13/69/80/.../ComboFix.exe

http://download.bleepingcomputer.com/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/bde8613403568bed34ee74dfc75ecdc1/535ee62e/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/5702c622cc6b36ba6a62688f686ac522/535e1a14/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/eba6d9e726aa2def33efb3fbce4bed79/535c180a/windows/security/anti-virus/c/.../ComboFix.exe

http://www.infospyware.net/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/fdee00401dcfd297ed8e8b905eaab0c0/535de2ec/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/eb10047a4cd689c291c54d436aedd163/535e0185/windows/security/anti-virus/c/.../ComboFix.exe

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