djvu | 9e9f4e923ecd77b81a6d460031069c4a16ca9f79e534043d8aadfe3416257790

General

Target
11123b38b1013675616c9c50a8377a2a.exe
Size 729KB
Sample221013-klez1sbdek
SHA256 9e9f4e923ecd77b81a6d460031069c4a16ca9f79e534043d8aadfe3416257790
MD5 11123b38b1013675616c9c50a8377a2a
SHA1 42633b68bfe4d4abdb7061f10eaa93124adc0b11
SHA512 6e0e7019fdee267db461430ca077f69c8e56a9c6648718209580e6fe8697910ac84f81587c16927f14edb484f4e4efc89e212ce79903b6ba78366620fa2a392a
SSDEEP 12288:+ocbMvw+i+pCQjwsVlC2MSssAj5pBGGN18761Xe1MB7/VtPyPEENce:+Bd+pC1FbSssMBe761XQMt/PyPx
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.pohj
offline_id
tHl9RvVtHhFQisMomKMdXzz2soNLhV0cuok85it1
payload_url
http://rgyui.top/dl/build2.exe

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

Extracted

Family

vidar

Version

55

Botnet

517

C2

https://t.me/truewallets
https://mas.to/@zara99
http://116.203.10.3:80

Attributes

profile_id
517

Targets

- Target
  11123b38b1013675616c9c50a8377a2a.exe
- Size 729KB
- SHA256 9e9f4e923ecd77b81a6d460031069c4a16ca9f79e534043d8aadfe3416257790
- MD5 11123b38b1013675616c9c50a8377a2a
- SHA1 42633b68bfe4d4abdb7061f10eaa93124adc0b11
- SHA512 6e0e7019fdee267db461430ca077f69c8e56a9c6648718209580e6fe8697910ac84f81587c16927f14edb484f4e4efc89e212ce79903b6ba78366620fa2a392a
- SSDEEP 12288:+ocbMvw+i+pCQjwsVlC2MSssAj5pBGGN18761Xe1MB7/VtPyPEENce:+Bd+pC1FbSssMBe761XQMt/PyPx
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

djvu vidar 517 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
- 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