djvu | 974b8ae531a20676d7bc80cadcbcfd10279c922c8bcec84a53c65ac5403a6ad5

General

Target
974b8ae531a20676d7bc80cadcbcfd10279c922c8bcec84a53c65ac5403a6ad5
Size 217KB
Sample221107-pynvxagbc9
SHA256 974b8ae531a20676d7bc80cadcbcfd10279c922c8bcec84a53c65ac5403a6ad5
MD5 48ff8797395c3285bf8464c0d64db3d3
SHA1 5676eb4d1b3cbeb5427cc09fe84f7cbdbda81b0d
SHA512 0880446f30946924740fa04e97fa2a4f858d88873baf3ef0bcd27640e1d97551b8f6b9a558ad0f869f4ba18cf2ed3ec400abd08d525cbaa7423697d73a6e8cbc
SSDEEP 3072:/3Hqjma8ki58+ACLOa5QC561hN5FwB51THOyg3f+kgiJ/XM160lsERu:/3Ym/rtLx5ubwBLTbgvMat
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.zate
offline_id
VW11mMMPfxPTr0epvPSw1m6GBzcKFb3H2Lm2nyt1
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

55.5

Botnet

517

C2

https://t.me/tg_turgay
https://ioc.exchange/@xiteb15011

Attributes

profile_id
517

Targets

- Target
  974b8ae531a20676d7bc80cadcbcfd10279c922c8bcec84a53c65ac5403a6ad5
- Size 217KB
- SHA256 974b8ae531a20676d7bc80cadcbcfd10279c922c8bcec84a53c65ac5403a6ad5
- MD5 48ff8797395c3285bf8464c0d64db3d3
- SHA1 5676eb4d1b3cbeb5427cc09fe84f7cbdbda81b0d
- SHA512 0880446f30946924740fa04e97fa2a4f858d88873baf3ef0bcd27640e1d97551b8f6b9a558ad0f869f4ba18cf2ed3ec400abd08d525cbaa7423697d73a6e8cbc
- SSDEEP 3072:/3Hqjma8ki58+ACLOa5QC561hN5FwB51THOyg3f+kgiJ/XM160lsERu:/3Ym/rtLx5ubwBLTbgvMat
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

djvu smokeloader vidar 517 backdoor collection discovery persistence ransomware spyware stealer trojan
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- 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 Microsoft Outlook profiles
  collection
- 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