djvu | a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e

General

Target

a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
Size

218KB
Sample

230224-kel5raag32
MD5

787552a670f1d84519eac15b3bff157d
SHA1

625517d47b2f4f7aeff5143bffc07fd48460c150
SHA256

a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
SHA512

ecc4d91791ad983298d58d3be2f8b3afc350e2ed2e05899f1b18eae9f6cb8756b4aba3b046ade49b57a43e2f553ede10b2f104716b40ab579a348bd03a2091ac
SSDEEP

3072:lFJon5L1iJZmUBGIYQS915j1Y7EnzRB1TrxF65jm3L1gHTy:xaLomUBVS9XhY7EnzRzrxGjmb1t

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.iotr
offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Targets

- Target
  
  a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
- Size
  
  218KB
- MD5
  
  787552a670f1d84519eac15b3bff157d
- SHA1
  
  625517d47b2f4f7aeff5143bffc07fd48460c150
- SHA256
  
  a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
- SHA512
  
  ecc4d91791ad983298d58d3be2f8b3afc350e2ed2e05899f1b18eae9f6cb8756b4aba3b046ade49b57a43e2f553ede10b2f104716b40ab579a348bd03a2091ac
- SSDEEP
  
  3072:lFJon5L1iJZmUBGIYQS915j1Y7EnzRB1TrxF65jm3L1gHTy:xaLomUBVS9XhY7EnzRzrxGjmb1t
Score

10^/10

djvu pseudomanuscrypt smokeloader vidar backdoor discovery loader persistence ransomware stealer trojan vmprotect
- Detected Djvu ransomware
- Detects PseudoManuscrypt payload
  loader
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- PseudoManuscrypt
  PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.
  loader pseudomanuscrypt
- 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
- Deletes itself
- Executes dropped EXE
- Modifies file permissions
  discovery
- Unexpected DNS network traffic destination
  Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Adds Run key to start application
  persistence
- 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