djvu | 602ed73bf443a4e9122b39162d7c720e168ca352543d32fad3af2c78b02e3df0

General

Target

602ed73bf443a4e9122b39162d7c720e168ca352543d32fad3af2c78b02e3df0
Size

799KB
Sample

221005-pml7yaeeej
MD5

c401b79c9fc5f2c5e6ecda7d146a94ff
SHA1

84667eea5e485f9155a96dcc85477cac1f7eb584
SHA256

602ed73bf443a4e9122b39162d7c720e168ca352543d32fad3af2c78b02e3df0
SHA512

1763c205b24256b9e65b0f53fb996ada82b829135acd6fd52eeb3de3a510d06f5ddbbf58d95064d0145c183cd103fbe981d7aa637e0106e02cc77d79b7e7bd10
SSDEEP

24576:sHbqemxfu/5FRoS+qIh9DavxjNoxcjGHE/536:YnOfM5FRorq29DijJGHE/s

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.adww
offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
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

54.9

Botnet

517

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
517

Targets

- Target
  
  602ed73bf443a4e9122b39162d7c720e168ca352543d32fad3af2c78b02e3df0
- Size
  
  799KB
- MD5
  
  c401b79c9fc5f2c5e6ecda7d146a94ff
- SHA1
  
  84667eea5e485f9155a96dcc85477cac1f7eb584
- SHA256
  
  602ed73bf443a4e9122b39162d7c720e168ca352543d32fad3af2c78b02e3df0
- SHA512
  
  1763c205b24256b9e65b0f53fb996ada82b829135acd6fd52eeb3de3a510d06f5ddbbf58d95064d0145c183cd103fbe981d7aa637e0106e02cc77d79b7e7bd10
- SSDEEP
  
  24576:sHbqemxfu/5FRoS+qIh9DavxjNoxcjGHE/536:YnOfM5FRorq29DijJGHE/s
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
- 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