djvu | 93bdde6b091f62d424324f740b373fff288c577e8224c2de5357dbd464b17763

General

Target

setup.exe
Size

748KB
Sample

230330-bqnnaacb5z
MD5

9af9b8e0b183de1a9eba096172a479ab
SHA1

7f28200112ffe29f47362d9e745286f9eb4e6f0d
SHA256

93bdde6b091f62d424324f740b373fff288c577e8224c2de5357dbd464b17763
SHA512

5be111179bccc994caf09c5c0df3ced1d94cfb7f7eba2aaa68080144fa41db4345186cdda5272fc8e3b70c607ed93aeb3c0c75b8dd8b4d6e7fb22ab03abf9ef6
SSDEEP

12288:Y2uwqeEfhj1pArXmqL2anYS9YS4G7DeOuMSxwVjxGH7vEBm36hOw21LstNIc:YteEf7pArXTL7nPIaeOuMS+ZoTjPwmsr

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
  
  setup.exe
- Size
  
  748KB
- MD5
  
  9af9b8e0b183de1a9eba096172a479ab
- SHA1
  
  7f28200112ffe29f47362d9e745286f9eb4e6f0d
- SHA256
  
  93bdde6b091f62d424324f740b373fff288c577e8224c2de5357dbd464b17763
- SHA512
  
  5be111179bccc994caf09c5c0df3ced1d94cfb7f7eba2aaa68080144fa41db4345186cdda5272fc8e3b70c607ed93aeb3c0c75b8dd8b4d6e7fb22ab03abf9ef6
- SSDEEP
  
  12288:Y2uwqeEfhj1pArXmqL2anYS9YS4G7DeOuMSxwVjxGH7vEBm36hOw21LstNIc:YteEf7pArXTL7nPIaeOuMS+ZoTjPwmsr
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 behavioral2