djvu | f884203a806325e1a7244a9f4489c717dbe5b41172f6ddc997f57e71e569bbb6

General

Target

file.exe
Size

785KB
Sample

220916-l3cfwsfcf5
MD5

bba70311079313c0e15cbc927879445f
SHA1

fa35b92923a5b7efdffb34a13607a62699ac8090
SHA256

f884203a806325e1a7244a9f4489c717dbe5b41172f6ddc997f57e71e569bbb6
SHA512

1c22fe9391373b5368d90a071d9cceae397bc769f592ffd34e63ea41a8d256de8b7a2b49c370ba5cac1e16a337a521379dec02d880063edbabf96ad0fd6b41af
SSDEEP

12288:eHd7/pUiN7fx9JGU6JD95ypK45bBndLBriPYqjWtvZGZ8r6iKv5aB5dTTK7PKi:e9tUild6JD9gpH5V1BryuZA8P5JT8Ki

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/test3/get.php

Attributes

extension
.eemv
offline_id
5IVlpkccZlJz0AZ5atgGWVKe9CGAnXjohDf40mt1
payload_url
http://rgyui.top/dl/build2.exe

http://acacaca.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Targets

- Target
  
  file.exe
- Size
  
  785KB
- MD5
  
  bba70311079313c0e15cbc927879445f
- SHA1
  
  fa35b92923a5b7efdffb34a13607a62699ac8090
- SHA256
  
  f884203a806325e1a7244a9f4489c717dbe5b41172f6ddc997f57e71e569bbb6
- SHA512
  
  1c22fe9391373b5368d90a071d9cceae397bc769f592ffd34e63ea41a8d256de8b7a2b49c370ba5cac1e16a337a521379dec02d880063edbabf96ad0fd6b41af
- SSDEEP
  
  12288:eHd7/pUiN7fx9JGU6JD95ypK45bBndLBriPYqjWtvZGZ8r6iKv5aB5dTTK7PKi:e9tUild6JD9gpH5V1BryuZA8P5JT8Ki
Score

10^/10

djvu discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Downloads MZ/PE file
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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