djvu | d89183dddceaaed625f4be9cdbcafbc68af7879fd82a714c414e0d3257785238

General

Target

d89183dddceaaed625f4be9cdbcafbc68af7879fd82a714c414e0d3257785238
Size

749KB
Sample

230329-138xesbf9x
MD5

4b4aadf3ad2fc2ce44a0488a3033faba
SHA1

2f7d9b1075e504fcfb21eda5fb94986d97a394c3
SHA256

d89183dddceaaed625f4be9cdbcafbc68af7879fd82a714c414e0d3257785238
SHA512

958ee461bcf680075dca11d6ac0a8cbdef5b3ee22654d90a485f6d11011591801fef0c861ebfa961f7dcf4caabf1ce32394f5070204a5f792d958ed79017bd37
SSDEEP

12288:8qfFUJibCC0bnQtZTU+OCYdZ1H6O6ZNEm13LJhmScz964UT50HbELVNJ0miU4nqq:89ibCRn2I+O9dHH6O6ZNb0ScQ4UNwciF

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.jywd
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
  
  d89183dddceaaed625f4be9cdbcafbc68af7879fd82a714c414e0d3257785238
- Size
  
  749KB
- MD5
  
  4b4aadf3ad2fc2ce44a0488a3033faba
- SHA1
  
  2f7d9b1075e504fcfb21eda5fb94986d97a394c3
- SHA256
  
  d89183dddceaaed625f4be9cdbcafbc68af7879fd82a714c414e0d3257785238
- SHA512
  
  958ee461bcf680075dca11d6ac0a8cbdef5b3ee22654d90a485f6d11011591801fef0c861ebfa961f7dcf4caabf1ce32394f5070204a5f792d958ed79017bd37
- SSDEEP
  
  12288:8qfFUJibCC0bnQtZTU+OCYdZ1H6O6ZNEm13LJhmScz964UT50HbELVNJ0miU4nqq:89ibCRn2I+O9dHH6O6ZNb0ScQ4UNwciF
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