fapcf.exe

The executable fapcf.exe has been detected as malware by 38 anti-virus scanners. This is a setup program which is used to install the application. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘HKCU’. According to the AV engines that detect this, it is a detection for a file infected by members of the Win32/Ramnit malware family and may drop and load other malware. The file has been seen being downloaded from fs05n2.sendspace.com.
MD5:
9aac636893f6fa9be5f703b5d04da38b

SHA-1:
c1086599f87b1049e8beffcad0b324f13958274c

SHA-256:
4b56c0eedab4470eb768be348fc8092d582fef25e54a44a3177ab43acebb866b

Scanner detections:
38 / 68

Status:
File is infected by a Virus

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

Analysis date:
5/3/2024 2:17:08 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Win32.Ramnit
320

AegisLab AV Signature
Troj.W32.Gen
2.1.4+

Agnitum Outpost
Win32.Ramnit.Gen.3
7.1.1

AhnLab V3 Security
Win32/Ramnit.B
2016.03.11

Avira AntiVirus
W32/Ramnit.A
8.3.3.2

Arcabit
Win32.Ramnit
1.0.0.657

avast!
Win32:RmnDrp
2014.9-160321

AVG
Win32/Ramnit.A
2017.0.2798

Baidu Antivirus
Win32.Virus.Nimnul
4.0.3.16321

Bitdefender
Win32.Ramnit
1.0.20.405

Bkav FE
W32.HfsAutoB
1.3.0.7744

Clam AntiVirus
Trojan.Agent-272886
0.98/21511

Comodo Security
Packed.Win32.MUPX.Gen
24503

Emsisoft Anti-Malware
Win32.Ramnit
8.16.03.21.05

ESET NOD32
Win32/Ramnit
10.13161

Fortinet FortiGate
W32/Ramnit.C
3/21/2016

F-Prot
W32/Ramnit.B
v6.4.7.1.166

F-Secure
Win32.Ramnit
11.2016-21-03_2

G Data
Win32.Ramnit
16.3.25

IKARUS anti.virus
Trojan-Spy.Win32.Zbot
t3scan.2.0.9.0

K7 AntiVirus
Virus
13.214.18964

Kaspersky
Virus.Win32.Nimnul
14.0.0.484

Malwarebytes
Backdoor.XTRat.Gen
v2016.03.21.05

McAfee
W32/Ramnit.a
5600.6454

Microsoft Security Essentials
Virus:Win32/Ramnit.A
1.1.12505.0

MicroWorld eScan
Win32.Ramnit
17.0.0.243

NANO AntiVirus
Virus.Win32.Nimnul.bpchjo
1.0.18.6677

nProtect
Win32.Ramnit
16.03.10.01

Panda Antivirus
W32/Cosmu.gen
16.03.21.05

Qihoo 360 Security
Virus.Win32.Ramnit.B
1.0.0.1120

Quick Heal
W32.Ramnit.A
3.16.14.00

Rising Antivirus
PE:Virus.Ramnit!1.9AA5 [F]
23.00.65.16319

Sophos
W32/Patched-I
4.98

Trend Micro House Call
PE_RAMNIT.H
7.2.81

Trend Micro
PE_RAMNIT.H
10.465.21

Vba32 AntiVirus
Virus.Win32.Nimnul.a
3.12.26.4

VIPRE Antivirus
Virus.Win32.Ramnit.a
47790

ViRobot
Win32.Ramnit.E[h]
2014.3.20.0

File size:
153.5 KB (157,184 bytes)

File type:
Executable application (Win32 EXE)

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

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
3072:UNW7dEvotvXB3oOtVg4Urm6sSnVFZn/TewiuD2XMiFwA7odiqGmcI9MiBxA:UNW7mvIx3oo0rm9SVznaXXFwaodNVfMi

Entry address:
0x50000

Entry point:
60, E8, 00, 00, 00, 00, 5D, 8B, C5, 81, ED, 32, 6F, 01, 20, 2B, 85, 50, 72, 01, 20, 89, 85, 4C, 72, 01, 20, B0, 00, 86, 85, 9E, 74, 01, 20, 3C, 01, 0F, 85, DE, 02, 00, 00, 8B, 85, 4C, 72, 01, 20, 2B, 85, 58, 72, 01, 20, 8B, 00, 89, 85, EA, 73, 01, 20, 8B, 85, 4C, 72, 01, 20, 2B, 85, 5C, 72, 01, 20, 8B, 00, 89, 85, F2, 73, 01, 20, 83, BD, F2, 73, 01, 20, 00, 0F, 84, A9, 02, 00, 00, 83, BD, EA, 73, 01, 20, 00, 0F, 84, 9C, 02, 00, 00, 8D, 85, 8D, 74, 01, 20, 50, FF, 95, EA, 73, 01, 20, 83, F8, 00, 0F, 84, 86...
 
[+]

Packer / compiler:
ASPack v1.08.04

Code size:
36 KB (36,864 bytes)

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

Name:
HKCU

Command:
C:\users\{user}\downloads\fapcf.exe


The file fapcf.exe has been seen being distributed by the following URL.

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