wolfteam_ar_downloader.exe

The executable wolfteam_ar_downloader.exe has been detected as malware by 37 anti-virus scanners. 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. The file has been seen being downloaded from joy.ac.
MD5:
e1670443109c41a54e77ccd8a28b3d38

SHA-1:
8a92399c7887d15a08471aab6474f3774d5cccd1

SHA-256:
4694c96b5a4d346c2a70d79e15141def2afc634386c6ab189a2bb5c0c91611e6

Scanner detections:
37 / 68

Status:
File is infected by a Virus

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

Analysis date:
4/25/2024 10:08:31 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Win32.Jeefo.B
181

AegisLab AV Signature
W32.W.Runouce.liJO
2.1.4+

Agnitum Outpost
Win32.Hidrag
7.1.1

AhnLab V3 Security
Win32/Hidrag.H
3.7.4.14

Arcabit
Win32.Jeefo.B
1.0.0.741

AVG
Win32/Hidrag.A
2017.0.2659

Baidu Antivirus
Win32.Virus.Hidrag
4.0.3.1686

Bitdefender
Win32.Jeefo.B
1.0.20.1095

Clam AntiVirus
Win.Trojan.Jeefo-3
0.98/21511

Comodo Security
Win32.Jeefo.A
25362

Dr.Web
Win32.HLLP.Jeefo.36352
9.0.1.0219

Emsisoft Anti-Malware
Win32.Jeefo
8.16.08.06.09

ESET NOD32
Win32/Jeefo
10.13730

Fortinet FortiGate
W32/Jeefo.A
8/6/2016

F-Prot
W32/Jeefo.A
v6.4.7.1.166

F-Secure
Win32.Jeefo.B
11.2016-06-08_7

G Data
Win32.Jeefo
16.8.25

IKARUS anti.virus
Virus.Win32.Sality
t3scan.2.1.6.0

K7 AntiVirus
Virus
13.231.20089

Kaspersky
Virus.Win32.Hidrag
14.0.0.-210

Malwarebytes
Virus.Jeefo
v2016.08.06.09

McAfee
W32/Jeefo.e
5600.6315

Microsoft Security Essentials
1.1.12902.0

MicroWorld eScan
Win32.Jeefo.B
17.0.0.657

NANO AntiVirus
Virus.Win32.Hidrag.clfcen
1.0.38.8984

nProtect
Virus/W32.Hidrag
16.06.30.01

Panda Antivirus
Generic Malware
16.08.06.09

Qihoo 360 Security
Virus.Win32.Jeefo.A
1.0.0.1120

Quick Heal
W32.Jeefo.A
8.16.14.00

Sophos
W32/Jeefo-A
4.98

Total Defense
Win32/Jeefo.A
37.1.62.1

Trend Micro House Call
PE_JEEFO.E
7.2.219

Trend Micro
PE_JEEFO.E
10.465.06

Vba32 AntiVirus
Virus.Jeefo
3.12.26.4

VIPRE Antivirus
Virus.Win32.Jeefo.a
50498

ViRobot
Win32.Hidrag[h]
2014.3.20.0

Zillya! Antivirus
Virus.Jeefo.Win32.1
2.0.0.2935

File size:
2.4 MB (2,533,904 bytes)

File type:
Executable application (Win32 EXE)

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

File PE Metadata
Compilation timestamp:
8/24/2001 5:00:00 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.55

CTPH (ssdeep):
49152:scDGixMWh7jxXHHelcvhmnWYL6Yz2K2n3NZFJLM+bntH7Akka7BSJ:p5nhmngz3N97Rka7BSJ

Entry address:
0x11F0

Entry point:
55, 89, E5, 83, EC, 08, 83, C4, F4, 6A, 02, A1, C8, B2, 40, 00, FF, D0, E8, 79, FF, FF, FF, C9, C3, 00, 00, 00, 00, 00, 00, 00, 49, 6A, 65, 65, 66, 6F, 21, 45, 73, 62, 68, 70, 6F, 21, 77, 6A, 73, 76, 74, 2F, 21, 43, 70, 73, 6F, 21, 6A, 6F, 21, 62, 21, 75, 73, 70, 71, 6A, 64, 62, 6D, 21, 74, 78, 62, 6E, 71, 2F, 00, 5C, 00, 20, 00, 22, 00, 8D, 76, 00, 55, 89, E5, 8B, 4D, 08, 8B, 55, 0C, 31, C0, 39, D0, 73, 08, 00, 04, 08, 40, 39, D0, 72, F8, C9, C3, 8D, 76, 00, 55, 89, E5, 8B, 4D, 08, 8B, 55, 0C, 31, C0, 39...
 
[+]

Entropy:
6.4069

Packer / compiler:
Video-Lan-Client

Code size:
32.5 KB (33,280 bytes)

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

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