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CTFMON.EXE

CTF Loader

Microsoft Corporation

The executable CTFMON.EXE has been detected as malware by 13 anti-virus scanners. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘CTFMON.EXE’. Infected by an entry-point obscuring polymorphic file infector which will create a peer-to-peer botnet and receives URLs of additional files to download.
Publisher:
Microsoft Corporation

Product:
Microsoft® Windows® Operating System

Description:
CTF Loader

Version:
5.1.2600.5512 (xpsp.080413-2105)

MD5:
1bf9b952e029bbe8179aca5a0657f4b8

SHA-1:
5d823ea80f0d2f00e4b391242931a9191534cd0a

SHA-256:
72d1d2ea11a3c0e697509f17f159e20823ca0394f17cdab5935b6fcdad3e93c3

Scanner detections:
13 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
5/6/2024 6:41:37 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Sality
160203-1

AVG
Win32/Sality
2015.0.4489

Boost by Reason
Optional.Startup
188838

Dr.Web
Win32.Sector.30
9.0.1.05190

Emsisoft Anti-Malware
Win32.Sality
10.0.0.5366

ESET NOD32
Win32/Sality.NBA virus
7.0.302.0

F-Prot
W32/Sality.gen2
4.6.5.141

F-Secure
Win32.Sality.3
5.15.21

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Norman
Win32.Sality.3
03.02.2016 07:38:05

Sophos
Virus 'Mal/Sality-D'
5.23

VIPRE Antivirus
Threat.4721115
46910

File size:
87 KB (89,088 bytes)

Product version:
5.1.2600.5512

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
CTFMON.EXE

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Windows\System32\ctfmon.exe

File PE Metadata
Compilation timestamp:
4/13/2008 9:39:18 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
1536:83j/Sll+KUv7l3g5fqiCf+q1xmTOaFoteDYND4k3OAhAATbYBrSssf:8ull+FRQ5faX1gSaFotTD4V8Kr5K

Entry address:
0x2E35

Entry point:
2B, EB, 0F, AF, E8, 8B, DF, 85, F0, 76, 08, 05, 7E, 3C, 1E, C0, 12, DD, 49, 80, D8, 59, 32, C4, 73, 0B, 80, CC, C5, 69, FA, 0F, CC, C9, 83, 85, F9, 2B, D1, 8A, E8, 8D, 1D, 76, B1, AC, 06, 8D, 1D, 39, 2E, 48, 02, 0F, BE, C2, 0F, BE, D0, 8A, CD, 78, 07, 8D, 0D, C6, F2, C1, A9, F2, 0F, B7, D2, 85, ED, E8, 00, 00, 00, 00, F6, C7, C3, 0F, AF, CE, F3, 8B, C5, 8D, 35, 26, 98, C6, 66, 3B, DE, 59, 4A, F3, 80, DB, A6, 8A, DE, 8A, FB, 81, F9, 59, 72, 00, 00, 72, 06, C7, C2, 34, EC, 09, 98, 68, FC, DE, AC, 00, 8B, FB...
 
[+]

Entropy:
7.8520  (probably packed)

Code size:
11 KB (11,264 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
CTFMON.EXE

Command:
C:\Windows\System32\ctfmon.exe


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