djvu | 47e97e438158a939e63b97729eb55cf849eddd7a7fc1cc1aab984d3842e0fa85

General

Target

47e97e438158a939e63b97729eb55cf849eddd7a7fc1cc1aab984d3842e0fa85
Size

741KB
Sample

230331-c9pkcsgd44
MD5

bfac7ca806b28f7d43d61a9dbd45c344
SHA1

5f355369b24b94d0ce12b329910d4be799fc4858
SHA256

47e97e438158a939e63b97729eb55cf849eddd7a7fc1cc1aab984d3842e0fa85
SHA512

9988dacef777f84b43c302f2b6b45d19b17fb0145f9350c6225107ed68381cf294b688191bc6e70f9f2a289ed6443e890575338e74d5989efe137855e424f1c4
SSDEEP

12288:pzCk1Clif8kAsTkwOuokmpt88LodiSC9CGXk2zgrYIdJKjdCQRwpNkrplb/P:T8W2sT/o/48LofLcZIPidnajkHb/P

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jycx
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
payload_url
http://uaery.top/dl/build2.exe

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

Extracted

Family

vidar

Version

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

C2

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  47e97e438158a939e63b97729eb55cf849eddd7a7fc1cc1aab984d3842e0fa85
- Size
  
  741KB
- MD5
  
  bfac7ca806b28f7d43d61a9dbd45c344
- SHA1
  
  5f355369b24b94d0ce12b329910d4be799fc4858
- SHA256
  
  47e97e438158a939e63b97729eb55cf849eddd7a7fc1cc1aab984d3842e0fa85
- SHA512
  
  9988dacef777f84b43c302f2b6b45d19b17fb0145f9350c6225107ed68381cf294b688191bc6e70f9f2a289ed6443e890575338e74d5989efe137855e424f1c4
- SSDEEP
  
  12288:pzCk1Clif8kAsTkwOuokmpt88LodiSC9CGXk2zgrYIdJKjdCQRwpNkrplb/P:T8W2sT/o/48LofLcZIPidnajkHb/P
Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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