djvu | 779e02c1d8658b747ce17a61addc80dec5f1831934d18de51e3f0f7f85db65fc

General

Target

file.exe
Size

715KB
Sample

220924-w92dpsbge4
MD5

1063d7dd7f50aef426bc511b39556523
SHA1

9b0a599612b096bedc6f09b7f228656620c385d6
SHA256

779e02c1d8658b747ce17a61addc80dec5f1831934d18de51e3f0f7f85db65fc
SHA512

1834414ab0201172a93e6a2b0895e08ab1e48ce57710b420e4c0f604e2e37728e5e7a4fadd20183e5c9275b807bda558d0e7670ca1cbf6c031c9b10b6bbb2860
SSDEEP

12288:E2ZmrhejeTxMtQ81sx9JBvs0wtJI/UiA7u+JiERM/ago:N7eTxW1cpytJlIuDMc

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/test3/get.php

Attributes

extension
.ofoq
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

54.6

Botnet

517

C2

https://t.me/huobiinside

https://mas.to/@kyriazhs1975

Attributes

profile_id
517

Targets

- Target
  
  file.exe
- Size
  
  715KB
- MD5
  
  1063d7dd7f50aef426bc511b39556523
- SHA1
  
  9b0a599612b096bedc6f09b7f228656620c385d6
- SHA256
  
  779e02c1d8658b747ce17a61addc80dec5f1831934d18de51e3f0f7f85db65fc
- SHA512
  
  1834414ab0201172a93e6a2b0895e08ab1e48ce57710b420e4c0f604e2e37728e5e7a4fadd20183e5c9275b807bda558d0e7670ca1cbf6c031c9b10b6bbb2860
- SSDEEP
  
  12288:E2ZmrhejeTxMtQ81sx9JBvs0wtJI/UiA7u+JiERM/ago:N7eTxW1cpytJlIuDMc
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