djvu | 2887d8d82576a48b52d94958873b37e4ecfef5ca5370f6bc21c416f39ba8b18f

General

Target

2887d8d82576a48b52d94958873b37e4ecfef5ca5370f6bc21c416f39ba8b18f
Size

826KB
Sample

211205-r866cafch4
MD5

88da69d02efeeb41bca3c470a36b959e
SHA1

52c7544bd7a51aca1ace6e51e482db384cd155f6
SHA256

2887d8d82576a48b52d94958873b37e4ecfef5ca5370f6bc21c416f39ba8b18f
SHA512

cce5142ea057b3c8c822a00676960a4daed8c36f6209bc2de6a8f4a0b3559a218657387c526330e442d4d6ce673b271a52ee144344d48b66c6b0ff4b9da23310

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
  
  2887d8d82576a48b52d94958873b37e4ecfef5ca5370f6bc21c416f39ba8b18f
- Size
  
  826KB
- MD5
  
  88da69d02efeeb41bca3c470a36b959e
- SHA1
  
  52c7544bd7a51aca1ace6e51e482db384cd155f6
- SHA256
  
  2887d8d82576a48b52d94958873b37e4ecfef5ca5370f6bc21c416f39ba8b18f
- SHA512
  
  cce5142ea057b3c8c822a00676960a4daed8c36f6209bc2de6a8f4a0b3559a218657387c526330e442d4d6ce673b271a52ee144344d48b66c6b0ff4b9da23310
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