djvu | cd17ea22696ffa81d24beac25ca1354fb1cd7887311af7e2c9f339ac60769f37

General

Target

file.exe
Size

785KB
Sample

220916-kaqblsfbd4
MD5

e1d1de041ccff1a36e5b6e6a374123b1
SHA1

ad474b76c6dfff3d4d5df45edff1250118c051a6
SHA256

cd17ea22696ffa81d24beac25ca1354fb1cd7887311af7e2c9f339ac60769f37
SHA512

61c7ec6f05b8f407d44664d43b91da5614fea43e16bc2b58eb92ce57b25ddab8e18e2d7edb066c182dd156a1c5c84199d3aad6e5f4c77e221e39474599de1287
SSDEEP

24576:QmksM/gWxF8xrWpH74wXIZlPrCaO3mIi:Qp9T8xqpH74UIZd9O3m

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
  
  e1d1de041ccff1a36e5b6e6a374123b1
- SHA1
  
  ad474b76c6dfff3d4d5df45edff1250118c051a6
- SHA256
  
  cd17ea22696ffa81d24beac25ca1354fb1cd7887311af7e2c9f339ac60769f37
- SHA512
  
  61c7ec6f05b8f407d44664d43b91da5614fea43e16bc2b58eb92ce57b25ddab8e18e2d7edb066c182dd156a1c5c84199d3aad6e5f4c77e221e39474599de1287
- SSDEEP
  
  24576:QmksM/gWxF8xrWpH74wXIZlPrCaO3mIi:Qp9T8xqpH74UIZd9O3m
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