djvu | 59b0bd44e688d944e18c26e4210b219646c6e344a697afc53b7ed7a2a0cd40d9

General

Target
59b0bd44e688d944e18c26e4210b219646c6e344a697afc53b7ed7a2a0cd40d9
Size 726KB
Sample220423-prmz2agedk
SHA256 59b0bd44e688d944e18c26e4210b219646c6e344a697afc53b7ed7a2a0cd40d9
MD5 9228c937ddef4dda041db1e09c6531a1
SHA1 8c7f463871156afa75f0b61ac2df611a1f59210a
SHA512 39fd835ceedee853397281199c908d1fd73fed6296c7337ddf2d6e21afc8b89c638a8a340d07d62f794585f75c1181724605d3eb6f42edf1b3c4e9707cd46f98
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/test1/get.php

Attributes

extension
.msjd
offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
payload_url
http://zerit.top/dl/build2.exe

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

Extracted

Family

vidar

Version

51.8

Botnet

517

C2

https://t.me/mm20220428
https://koyu.space/@ronxik123

Attributes

profile_id
517

Targets

- Target
  59b0bd44e688d944e18c26e4210b219646c6e344a697afc53b7ed7a2a0cd40d9
- Size 726KB
- SHA256 59b0bd44e688d944e18c26e4210b219646c6e344a697afc53b7ed7a2a0cd40d9
- MD5 9228c937ddef4dda041db1e09c6531a1
- SHA1 8c7f463871156afa75f0b61ac2df611a1f59210a
- SHA512 39fd835ceedee853397281199c908d1fd73fed6296c7337ddf2d6e21afc8b89c638a8a340d07d62f794585f75c1181724605d3eb6f42edf1b3c4e9707cd46f98
- MD5 SHA1 SHA512
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata
- 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
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- Vidar Stealer
  stealer
- 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