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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 download.bleepingcomputer.com and multiple other hosts.
Publisher:
Swearware

Product:
ComboFix

Description:
ComboFix NSIS Installer

Version:
13.12.20.01

MD5:
a1ee815bac86ae52ae12e8c6501b2906

SHA-1:
5c80b7393e290b80d9aa13a36f0aad39d5852d98

SHA-256:
c1a92930b91f3d5f545acdcffd8997f8586be25fc15e5d863799895e24f298ce

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:
4/19/2024 11:35:23 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

McAfee
Artemis!A1EE815BAC86
5600.7275

Rising Antivirus
PE:Malware.XPACK/RDM!5.1
23.00.65.131218

Sophos
NirCmd
4.96

Trend Micro House Call
TROJ_SAFBOOT.BMH
7.2.354

File size:
4.9 MB (5,155,033 bytes)

Copyright:
sUBs

Original file name:
ComboFix.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\combofix.exe

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:PoGsMNTxL8FlXw6kztkp5Wwg20IlcN0UXrNWnwIjFkyGb:PoGsyxLyXRkzKXWwg2V+snwIOye

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 3 URLs.

http://download.bleepingcomputer.com/dl/e1beb5e283cf141f639892c6fe6a1959/52b68574/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/38be7dd65e84751a44f592a169c24276/52b50e3f/windows/security/anti-virus/c/.../ComboFix.exe

http://software-files-a.cnet.com/s/software/12/66/59/.../ComboFix.exe

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