MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Vidar


Vendor detections: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8
SHA3-384 hash: 37a5e19c07f31ccdfb59ba7579a3c8ad7dfe00b9dc742afbb79c23e0c0425d8ad960e43548da429059748b9d8704008d
SHA1 hash: b255e16f2fafb3a04180eac2343e78de35ecf7e6
MD5 hash: 5bf5971bacd2331d5ebbb5a20ac31c12
humanhash: autumn-maryland-kentucky-one
File name:5bf5971bacd2331d5ebbb5a20ac31c12.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:913'408 bytes
First seen:2023-09-03 07:24:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0d5ccc78ff50fbd2fc0370addad4c1f3 (3 x Smoke Loader, 2 x Vidar, 2 x Glupteba)
ssdeep 24576:WsFNsLT/QFpsthba3xAMN1GO6g0jZk2GM/:WsFmLbTtk3WUKDZk2G
Threatray 2'298 similar samples on MalwareBazaar
TLSH T18F15BF8392E17D59EA258B73DF1FC6F8770DF1608E097BA9A2189E2F0079176C263705
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
16.0% (.EXE) Win32 Executable (generic) (4505/5/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0060c09010301000 (1 x Vidar)
Reporter abuse_ch
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
263
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
5bf5971bacd2331d5ebbb5a20ac31c12.exe
Verdict:
Malicious activity
Analysis date:
2023-09-03 07:59:34 UTC
Tags:
ransomware stop stealer vidar trojan arkei loader raccoonclipper
Link:
https://app.any.run/tasks/09bf663a-037e-42d5-ab10-d065115cea9f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/445815/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Gathering data
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fe1ee05c-2286-43d3-ab0d-4f25800aaf94
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1302325
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1302325 Sample: FSKfugG55h.exe Startdate: 03/09/2023 Architecture: WINDOWS Score: 100 29 api.2ip.ua 2->29 31 Found malware configuration 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 3 other signatures 2->37 8 FSKfugG55h.exe 2->8         started        11 FSKfugG55h.exe 2->11         started        13 FSKfugG55h.exe 2->13         started        15 FSKfugG55h.exe 2->15         started        signatures3 process4 signatures5 39 Detected unpacking (changes PE section rights) 8->39 41 Detected unpacking (overwrites its own PE header) 8->41 43 Contains functionality to inject code into remote processes 8->43 45 Injects a PE file into a foreign processes 8->45 17 FSKfugG55h.exe 1 16 8->17         started        47 Multi AV Scanner detection for dropped file 11->47 49 Machine Learning detection for dropped file 11->49 process6 dnsIp7 27 api.2ip.ua 162.0.217.254, 443, 49771 ACPCA Canada 17->27 25 C:\Users\user\AppData\...\FSKfugG55h.exe, PE32 17->25 dropped 21 icacls.exe 17->21         started        23 FSKfugG55h.exe 17->23         started        file8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8/
Threat name:
Win32.Trojan.RedLine
Create hunting rule
Status:
Malicious
First seen:
2023-09-01 17:25:13 UTC
File Type:
PE (Exe)
Extracted files:
79
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6blf3mnhpz5tweju2xc5m5m5vkc7uvhkb4mvhex6oaxhzwm4d4a._file
Verdict:
malicious
Similar samples:
2831300675369e6ac5d928446186f83bedc4027fe6db617039e5b224258ed0b6
Vidar
35ba91ddf0d41590d0de137bc1d6e5524d8a84ecfabdae793e6b3a499f2c67d4
Vidar
6a455892dc6b808ff4f012010f20ad4bbf16b881b9c235d98c85565591289012
Vidar
83c4c80adbeb1d8411e49c1d14a886af6a26c9fb9827d8852d4e45e4a5f09b17
Vidar
a0038a7651f4408728f4a8c7a2abe43b237fc9dc6645fa34e5c4d9c212658878
Vidar
b299675e7e4654beadcaa2c38a96bf8324bbde96904ede17fdd88ebb7fdf2748
Vidar
d46fec4abba46efe6663f19c2d9963a612f4ff25023c0dc6fc5bb559f106859d
Vidar
+ 2'288 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:25f5344bfcb62e75b7946c3a681aec54 discovery persistence ransomware spyware stealer
Link:
https://tria.ge/reports/230903-h815nagh69/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://zexeq.com/test1/get.php
https://t.me/vogogor
https://steamcommunity.com/profiles/76561199545993403
Unpacked files
SH256 hash:
67567b1745702da8f699839b34e4fe2f06b9b526d073df0d1ca6346a115d831d
MD5 hash:
7c3ce55032ed258eacd09f36c30b6c50
SHA1 hash:
144ea50f80a653b73094fe4087ec9df9c988ca2a
Detections:
djvu_ransomware
Create hunting rule
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/6a1bd25c-3d5d-47e3-a473-6bb69963cb24/
Parent samples :
584e30eef839ce1e4b4b796bc8af2de7ea7248141b052a91c910ec8d0bc3a2ac
201857a59c6dadb4803a329dac1ba8a5d46cfff6eddb9c80edb670cdfd8481a7
34f9859955791b86dabfc99171fa6ef0e5ae587e4f434a9ef70d2c8d4785c9d7
455c0c72d434406bcf575d3957ad7f22f714eee597d8bdee6eacc02cbef1dd2a
1004b8a30e8475c5e466f75e65a59c17c726a83112f65916c8298b49e93c8fb5
4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8
SH256 hash:
4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8
MD5 hash:
5bf5971bacd2331d5ebbb5a20ac31c12
SHA1 hash:
b255e16f2fafb3a04180eac2343e78de35ecf7e6
Link:
https://www.unpac.me/results/6a1bd25c-3d5d-47e3-a473-6bb69963cb24/
Malware family:
Djvu
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4f82b2ed8d3b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Vidar

Executable exe 4f82b2ed8d3bf3d9d889a6ae2eb3aced542fd2a75078ca9c97f38173e6cce0f8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2615181/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/445815/

Comments