djvu | cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278

General

Target

cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
Size

191KB
Sample

230224-ga1ksscd6y
MD5

f852f979e8542d2f79065a5f043d9ce5
SHA1

dd50050d01e5787d200a6a9e171a07c4432005a3
SHA256

cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
SHA512

a651b3f4e2c9c962e8e35c87e1c153181f70af2cc1d9b3904164ec17816271ad4c0c66f5a9a9f1e308bdd63a022fc20995d9990b887bdc2430177bb69262b1a3
SSDEEP

3072:sXB3WPxsiTw6zZ6+efbQFRWT0l2d4156FhMH6L/:wm9T/zZ6+EXwlR156Oo

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
  
  cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
- Size
  
  191KB
- MD5
  
  f852f979e8542d2f79065a5f043d9ce5
- SHA1
  
  dd50050d01e5787d200a6a9e171a07c4432005a3
- SHA256
  
  cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
- SHA512
  
  a651b3f4e2c9c962e8e35c87e1c153181f70af2cc1d9b3904164ec17816271ad4c0c66f5a9a9f1e308bdd63a022fc20995d9990b887bdc2430177bb69262b1a3
- SSDEEP
  
  3072:sXB3WPxsiTw6zZ6+efbQFRWT0l2d4156FhMH6L/:wm9T/zZ6+EXwlR156Oo
Score

10^/10

djvu pseudomanuscrypt smokeloader vidar backdoor discovery evasion loader persistence ransomware spyware 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
- Stops running service(s)
  evasion
- Deletes itself
- Executes dropped EXE
- 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
- 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