djvu | a1d32e8b7ba195e30295a66cb672d69dbac60090f15aec72b95764080f536add

General

Target

a1d32e8b7ba195e30295a66cb672d69dbac60090f15aec72b95764080f536add
Size

749KB
Sample

230329-1dmb5aaa37
MD5

0c2a0477d621108101dc953385ccedbc
SHA1

57c52ad0cec46574c429aa56e100cea5514414d9
SHA256

a1d32e8b7ba195e30295a66cb672d69dbac60090f15aec72b95764080f536add
SHA512

7b31332e3005eb202bd8a98eecf1e0b321eb648f6de59976c5ee2ac77cd8d94ffd65b5e4bed41a94c5673c09f9e1428eacb6f63ee9d4ed6751fe28448aea1599
SSDEEP

12288:ek6bXlHN9KZarP54VS9WJCJktxiElqTOKXYg0AjMIRrudHV81Mf0ckYLDqaX6srB:eplHNcarP2MjJkqE6OIlMI4dHVSMfRk+

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jyos
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
  
  a1d32e8b7ba195e30295a66cb672d69dbac60090f15aec72b95764080f536add
- Size
  
  749KB
- MD5
  
  0c2a0477d621108101dc953385ccedbc
- SHA1
  
  57c52ad0cec46574c429aa56e100cea5514414d9
- SHA256
  
  a1d32e8b7ba195e30295a66cb672d69dbac60090f15aec72b95764080f536add
- SHA512
  
  7b31332e3005eb202bd8a98eecf1e0b321eb648f6de59976c5ee2ac77cd8d94ffd65b5e4bed41a94c5673c09f9e1428eacb6f63ee9d4ed6751fe28448aea1599
- SSDEEP
  
  12288:ek6bXlHN9KZarP54VS9WJCJktxiElqTOKXYg0AjMIRrudHV81Mf0ckYLDqaX6srB:eplHNcarP2MjJkqE6OIlMI4dHVSMfRk+
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