djvu | c4734d32e47bb5bd335d14b96efe3a941a4734acb62bf05cbf36890613737daf

General

Target

5faadec1038f7fff1addf3fe19436932.exe
Size

663KB
Sample

221001-llgdhsfgd7
MD5

5faadec1038f7fff1addf3fe19436932
SHA1

121894923bff2506e35271647a280fda3dc2bed8
SHA256

c4734d32e47bb5bd335d14b96efe3a941a4734acb62bf05cbf36890613737daf
SHA512

cf50399b489e2472a0c8f35140a4c6e0bbb627939b70f1e16cc3e15d79415e45b343616ff6275aea07f0bda4c52f332532a38d87275078936fb70f9f22c4aecd
SSDEEP

12288:9myDmccK3SFYK165dlSSOjIEr2up2SRTQ2Vo/mVDnDWPnIAvcNkzFef7:9myqCiS5iSOMNgTVVo/mNDGzwf7

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/test1/get.php

Attributes

extension
.oflg
offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
payload_url
http://rgyui.top/dl/build2.exe

http://winnlinne.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp

Attributes

profile_id
517

Targets

- Target
  
  5faadec1038f7fff1addf3fe19436932.exe
- Size
  
  663KB
- MD5
  
  5faadec1038f7fff1addf3fe19436932
- SHA1
  
  121894923bff2506e35271647a280fda3dc2bed8
- SHA256
  
  c4734d32e47bb5bd335d14b96efe3a941a4734acb62bf05cbf36890613737daf
- SHA512
  
  cf50399b489e2472a0c8f35140a4c6e0bbb627939b70f1e16cc3e15d79415e45b343616ff6275aea07f0bda4c52f332532a38d87275078936fb70f9f22c4aecd
- SSDEEP
  
  12288:9myDmccK3SFYK165dlSSOjIEr2up2SRTQ2Vo/mVDnDWPnIAvcNkzFef7:9myqCiS5iSOMNgTVVo/mNDGzwf7
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext
behavioral1 behavioral2