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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:
14.04.30.01

MD5:
9432ba08e2c7f633a37dd80c22677d7d

SHA-1:
cc2ba644d73d944ab7e5c673a9c533dced9842bb

SHA-256:
4492bd564872ff354a1d186f8190562177f2de60e685b871f9b966c4dde7d1b2

Scanner detections:
3 / 68

Status:
Clean  (3 probable false positive detections)

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

Analysis date:
4/23/2024 4:36:45 PM UTC  (today)

Scan engine
Detection
Engine version

K7 AntiVirus
Riskware
13.177.11928

Rising Antivirus
PE:Trojan.Win32.Generic.15632D02!358821122
23.00.65.14428

Sophos
NirCmd
4.98

File size:
5 MB (5,197,895 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:er2kaKXO1fLh2cBH0+uvOzu723KMegWmy3gg:enaqiMcBU+1zu7CKgg

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 18 URLs.

http://download.bleepingcomputer.com/dl/5618b218a5888b12d90eb5c722120e74/5366c128/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/d83244519c25fc527bdf72c01cc01df0/5360e5f5/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/f43682852bd585b22279dcd47b348dc8/5366807d/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/a1588102276769667ba622895b2e6c0e/536108e3/windows/security/anti-virus/c/.../ComboFix.exe

http://dc336.4shared.com/download/.../combofix.exe

http://download.bleepingcomputer.com/dl/76ced0158837c0ab317b53ce31d7f616/5361710a/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/e320bc9c75249181a441af303682f42d/5362ef3c/windows/security/anti-virus/c/.../ComboFix.exe

http://global-shared-files-l3.softonic.com/cc2/ba6/.../file?nvb=20140806194221&nva=20140807074321&token=02f0e33e261bd9e338973&id_file=78354&channel=WEB&instance=softonic_en&type=PROGRAM&fdh=no&SD_used=0&filename=ComboFix_14_4_30_1.exe

http://download.bleepingcomputer.com/dl/77fe886e49b12ece5f9d4667db1947e3/53670bd4/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/68a6d7036f62586da4eba41bc73e5f1b/5362a07e/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/626d4bd015a52979e56e4e12b32f1554/51ed4892/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/d9f0c2afe9a5aea1a6e7f4133321b9bd/53656683/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/4579c9f4c888750a3094504635020e35/5364172a/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/8c5aa3956ef7af19ece9c69485e6a05b/5366dacf/windows/security/anti-virus/c/.../ComboFix.exe

http://download.bleepingcomputer.com/dl/c4943a42b7b15e382b0b4689ca9759e1/53656705/windows/security/anti-virus/c/.../ComboFix.exe

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

http://download.bleepingcomputer.com/dl/7464da0b9f00428570a2cb07383db726/53636485/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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