djvu | 611555ad45f406141e18bf4a8611d2a8028d7f637090c1e95b99882884a1656b

General

Target

setup.exe
Size

682KB
Sample

230317-crvnnafh8s
MD5

f9271357824ce6ebd0b08ca26e69f4ad
SHA1

f79d25ebda44e5d4f0223057bad6a19da6c84906
SHA256

611555ad45f406141e18bf4a8611d2a8028d7f637090c1e95b99882884a1656b
SHA512

036fc062b0805fc0d45e2c0dc1198ad314dbbe58fee0be67380953cf8d967466e6146a4e0163a62c34b25b3a726675c46cf30a5e9bd7e3e47a30c3aed7d3cbfc
SSDEEP

12288:Dm53qc7LR6LvsUGoYA2FOn8zax4y2HPpy6nhBMYf4:nwLRyIoYxFzaWHxyyBMYf

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.dapo
offline_id
8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1
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

Botnet

d6ef050131e7d5a1d595c51613328971

C2

https://t.me/zaskullz

https://steamcommunity.com/profiles/76561199486572327

http://135.181.87.234:80

Attributes

profile_id_v2
d6ef050131e7d5a1d595c51613328971

Targets

- Target
  
  setup.exe
- Size
  
  682KB
- MD5
  
  f9271357824ce6ebd0b08ca26e69f4ad
- SHA1
  
  f79d25ebda44e5d4f0223057bad6a19da6c84906
- SHA256
  
  611555ad45f406141e18bf4a8611d2a8028d7f637090c1e95b99882884a1656b
- SHA512
  
  036fc062b0805fc0d45e2c0dc1198ad314dbbe58fee0be67380953cf8d967466e6146a4e0163a62c34b25b3a726675c46cf30a5e9bd7e3e47a30c3aed7d3cbfc
- SSDEEP
  
  12288:Dm53qc7LR6LvsUGoYA2FOn8zax4y2HPpy6nhBMYf4:nwLRyIoYxFzaWHxyyBMYf
Score

10^/10

djvu vidar d6ef050131e7d5a1d595c51613328971 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