djvu | d2e95440f0133e449cfb7725eaa044adfda8cf5370663e038677acd1c2d5ddd6

General

Target

d2e95440f0133e449cfb7725eaa044adfda8cf5370663e038677acd1c2d5ddd6
Size

792KB
Sample

230307-2jbm9aca5w
MD5

4c1c402835277ac54807d734afc5e902
SHA1

2bc18b33ac90dcfcf992aced9fb72ce9e0bda4a4
SHA256

d2e95440f0133e449cfb7725eaa044adfda8cf5370663e038677acd1c2d5ddd6
SHA512

1a2bbfeb26044d36ac063a2f7538dc6e239ae35f3c2ea630a50cccb6be5b3c6d2c009970a89bcfd0d3a70fa8eabac1cd4363c020e2c4b62ac446a35c1f8d8b66
SSDEEP

12288:YkcUxinao7/kyiaWhN1UHuUn05FS8uBGGtPX/KbHB4pkplpYwbqtlUr:pYijNCOZ48u9JKrBy8pYwbqtl0

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.cosw
offline_id
fTU4hYOJ0niv7WAg9utRTzxXv2TcoEvGPJhzIot1
payload_url
http://uaery.top/dl/build2.exe

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

Targets

- Target
  
  d2e95440f0133e449cfb7725eaa044adfda8cf5370663e038677acd1c2d5ddd6
- Size
  
  792KB
- MD5
  
  4c1c402835277ac54807d734afc5e902
- SHA1
  
  2bc18b33ac90dcfcf992aced9fb72ce9e0bda4a4
- SHA256
  
  d2e95440f0133e449cfb7725eaa044adfda8cf5370663e038677acd1c2d5ddd6
- SHA512
  
  1a2bbfeb26044d36ac063a2f7538dc6e239ae35f3c2ea630a50cccb6be5b3c6d2c009970a89bcfd0d3a70fa8eabac1cd4363c020e2c4b62ac446a35c1f8d8b66
- SSDEEP
  
  12288:YkcUxinao7/kyiaWhN1UHuUn05FS8uBGGtPX/KbHB4pkplpYwbqtlUr:pYijNCOZ48u9JKrBy8pYwbqtl0
Score

10^/10

djvu vidar 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