djvu | 2574d278831ade107ff2341885716830fc8d976387feba76b75a39b9989b86ba

General

Target

2574d278831ade107ff2341885716830fc8d976387feba76b75a39b9989b86ba
Size

826KB
Sample

211205-ylyc9affd7
MD5

80c3160ac55968f5f7c3100a2ca66111
SHA1

647366c02aa98b761ddf7e07389fc1a404884d46
SHA256

2574d278831ade107ff2341885716830fc8d976387feba76b75a39b9989b86ba
SHA512

e57b28a88bc1f12d517bf09fd81877b396ea46626f10f99dfb7a23d9c5a0cb84a1feef9c6df0e1a9d94922394e269f258c5fa5e3fc839394032042d2356c24af

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes

extension
.hgsh
offline_id
gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1
payload_url
http://kotob.top/dl/build2.exe

http://tzgl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  2574d278831ade107ff2341885716830fc8d976387feba76b75a39b9989b86ba
- Size
  
  826KB
- MD5
  
  80c3160ac55968f5f7c3100a2ca66111
- SHA1
  
  647366c02aa98b761ddf7e07389fc1a404884d46
- SHA256
  
  2574d278831ade107ff2341885716830fc8d976387feba76b75a39b9989b86ba
- SHA512
  
  e57b28a88bc1f12d517bf09fd81877b396ea46626f10f99dfb7a23d9c5a0cb84a1feef9c6df0e1a9d94922394e269f258c5fa5e3fc839394032042d2356c24af
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
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- 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