djvu | 8a9469bdd83db2ec33ad1d904aa385924bbeef4ea35c975486d20b334e8356c2

General

Target
4ac2cc7354eedd4bdd36f72429392e78.exe
Size 834KB
Sample221118-thb9dshg76
SHA256 8a9469bdd83db2ec33ad1d904aa385924bbeef4ea35c975486d20b334e8356c2
MD5 4ac2cc7354eedd4bdd36f72429392e78
SHA1 7d15ffddf568e6e85dda11398ecdcdd743d5bcc2
SHA512 c539b3c1478fe74d2aca8a3a0785c7d01217e2c34e6078b0b8016a8ab121caf04ce521d15f4b8539f8265241f3b7073ea5f6d01da3c3c930c3bce460230330bc
SSDEEP 24576:iSBjyXI2x9nAFwYbjf5vCYDPAVdpLj1k:idXI2/nAFw2B/DPAVX1k
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.fatp
offline_id
5IRhyFuF3rXlXBvF6jAWjHEAnAb432icDCcvZyt1
payload_url
http://uaery.top/dl/build2.exe

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

Extracted

Family

vidar

Version

55.7

Botnet

517

C2

https://t.me/deadftx
https://www.ultimate-guitar.com/u/smbfupkuhrgc1

Attributes

profile_id
517

Targets

- Target
  4ac2cc7354eedd4bdd36f72429392e78.exe
- Size 834KB
- SHA256 8a9469bdd83db2ec33ad1d904aa385924bbeef4ea35c975486d20b334e8356c2
- MD5 4ac2cc7354eedd4bdd36f72429392e78
- SHA1 7d15ffddf568e6e85dda11398ecdcdd743d5bcc2
- SHA512 c539b3c1478fe74d2aca8a3a0785c7d01217e2c34e6078b0b8016a8ab121caf04ce521d15f4b8539f8265241f3b7073ea5f6d01da3c3c930c3bce460230330bc
- SSDEEP 24576:iSBjyXI2x9nAFwYbjf5vCYDPAVdpLj1k:idXI2/nAFw2B/DPAVX1k
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

djvu discovery persistence ransomware vidar 517 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
- 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