MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d. 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: 3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d
SHA3-384 hash: bb70151a33377877ed6b859374fd6d24062ed8d8d14340d83c5e2a3aa99f4dfa4e7b00bd86b29a83b0a30068a62cf747
SHA1 hash: 0b646614d2024950b94328d9f14b616eaf79ac27
MD5 hash: dbe721c85d2b9de911337b499d769a8a
humanhash: purple-red-uranus-cup
File name:dbe721c85d2b9de911337b499d769a8a.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:909'312 bytes
First seen:2023-09-03 07:22:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1ebf24c5f43f6b7b8df6a68ef563ac0b (5 x Vidar, 1 x Smoke Loader, 1 x Tofsee)
ssdeep 24576:LxrwownY6WDk1SLM8Dr/zRxQyx0FpGzA/gLHL/N/:LxrwowY+qFxVkgLHx
Threatray 33 similar samples on MalwareBazaar
TLSH T15815AE03D2E37C58EE258B729F1FCAF8770DF2609E497BA522189E2B00B1176D663715
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 0000400010120000 (1 x Vidar)
Reporter abuse_ch
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
269
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
dbe721c85d2b9de911337b499d769a8a.exe
Verdict:
Malicious activity
Analysis date:
2023-09-03 07:27:07 UTC
Tags:
ransomware stop stealer vidar trojan arkei loader raccoonclipper
Link:
https://app.any.run/tasks/f457d57a-c6f4-41cb-94ea-e2fbceab05c6

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/445799/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d
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/ba0227f3-894d-4aa3-9e1f-41f5d20cd0c5
Result
Threat name:
Babuk, Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1302307
Signature
Antivirus detection for URL or domain
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
Found ransom note / readme
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)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Writes a notice file (html or txt) to demand a ransom
Yara detected Babuk Ransomware
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1302307 Sample: YBRvxfjRTB.exe Startdate: 03/09/2023 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic 2->52 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 8 other signatures 2->58 8 YBRvxfjRTB.exe 2->8         started        11 YBRvxfjRTB.exe 2->11         started        13 YBRvxfjRTB.exe 2->13         started        15 YBRvxfjRTB.exe 2->15         started        process3 signatures4 62 Multi AV Scanner detection for dropped file 8->62 64 Detected unpacking (changes PE section rights) 8->64 66 Detected unpacking (overwrites its own PE header) 8->66 72 2 other signatures 8->72 17 YBRvxfjRTB.exe 18 8->17         started        68 Contains functionality to inject code into remote processes 11->68 70 Injects a PE file into a foreign processes 11->70 22 YBRvxfjRTB.exe 1 16 11->22         started        24 YBRvxfjRTB.exe 12 13->24         started        26 YBRvxfjRTB.exe 12 15->26         started        process5 dnsIp6 46 zexeq.com 177.254.85.20, 49761, 80 ColombiaMovilCO Colombia 17->46 36 C:\Users\user\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\...\YBRvxfjRTB.exe.nztt (copy), MS-DOS 17->38 dropped 40 C:\Users\user\Desktop\YBRvxfjRTB.exe, MS-DOS 17->40 dropped 44 4 other malicious files 17->44 dropped 60 Modifies existing user documents (likely ransomware behavior) 17->60 48 api.2ip.ua 162.0.217.254, 443, 49727, 49732 ACPCA Canada 22->48 42 C:\Users\user\AppData\...\YBRvxfjRTB.exe, PE32 22->42 dropped 28 YBRvxfjRTB.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 74 Injects a PE file into a foreign processes 28->74 33 YBRvxfjRTB.exe 12 28->33         started        process11 dnsIp12 50 api.2ip.ua 33->50
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2023-09-02 05:24:34 UTC
File Type:
PE (Exe)
Extracted files:
85
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hpiogsqhw2q6n26sudoj7dhzc7iygwt5o4gudjqmqnihmcg5n46q._file
Verdict:
malicious
Similar samples:
201857a59c6dadb4803a329dac1ba8a5d46cfff6eddb9c80edb670cdfd8481a7
Vidar
21dab36255ac4b3eedab2d41f0792637e764010b8697d057fc8e15133e9ec057
Vidar
34f9859955791b86dabfc99171fa6ef0e5ae587e4f434a9ef70d2c8d4785c9d7
Vidar
455c0c72d434406bcf575d3957ad7f22f714eee597d8bdee6eacc02cbef1dd2a
Vidar
9aded5733ec844d31a675d461968a7f3dffd3b2287cb932e8442d09c8cb2bd20
Vidar
bfab1100122c3f2dc52479c08fceab6880bf96a20b355c71482bbc3f1fbd7953
Vidar
d120531e71e0d9b2ae07e4010c9f822445ea11aeba73d675b318ac67735382cb
Vidar
d2e1a633f253499a966fd4aad76d255c46fa95821192010c3646a705b33f4186
Vidar
e440eac7cb52cdaad64e9e46f641e291569789f59aeb2bfa4c6bbc607c2c64e8
Vidar
fb28c37262eee77bb914cd94b179336b1f458702280e4b611a49edf7599dae74
Vidar
+ 23 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-h7tn7age3v/
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/raud/get.php
https://t.me/vogogor
https://steamcommunity.com/profiles/76561199545993403
Unpacked files
SH256 hash:
f6c25c0e6beba298317d32938016f1b21b4cee85eeb622e73b24603f02a17bf8
MD5 hash:
40c51036095c2bd4a8230a97965cef59
SHA1 hash:
57b7c5f4e6a2a89b00c9a4e315d8e3ff531d0452
Detections:
djvu_ransomware
Create hunting rule
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/ce5d4a40-b264-4dff-8031-378fa011f234/
Parent samples :
4b91b9c26f507b6d1cf11d20933015290f37f8f19e5d7e56acf7e03dd084ea87
eabaa62f8d278372288c480bda8eed290abefb3e8e90a3af0690756dc7577cfc
3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d
758fbf8abfb85042aa7bbe6195b5b47f2fbc3c047e261067c776f6d2ec059f74
740f93a6369b2d97604f632de77b98a5af94bdda56296689545ea1a0b13a42e6
SH256 hash:
3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d
MD5 hash:
dbe721c85d2b9de911337b499d769a8a
SHA1 hash:
0b646614d2024950b94328d9f14b616eaf79ac27
Link:
https://www.unpac.me/results/ce5d4a40-b264-4dff-8031-378fa011f234/
Malware family:
Djvu
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3bd0e34a07b6/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/3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d

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 3bd0e34a07b6a1e6ebd2a0dc9f8cf917d1835a7d770d41a60c83507608dd6f3d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2635570/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/445799/

Comments