djvu | 7a461869df8a21a4af8ad6a1ce51d3e7b695ec9fae9c1d66226a860926a76416

General

Target

7a461869df8a21a4af8ad6a1ce51d3e7b695ec9fae9c1d66226a860926a76416
Size

158KB
Sample

230222-acfvvaha94
MD5

8ca8e9e9df778d4e44868a8627672c7b
SHA1

5ccdec1a3d67b4306c984df2e0cbe2ae5afad37f
SHA256

7a461869df8a21a4af8ad6a1ce51d3e7b695ec9fae9c1d66226a860926a76416
SHA512

9a01016007dd535dca54f120e8b2b6a3c44c3aae8fef856b0f63bb027b4b7d67079fc0bdf8ebf1e3b35eee3190a0428070693f7fa5eba4ee61eb2d4cd5733704
SSDEEP

3072:LKblvDGcJMUxMNT+Lasu3X+/CqXd0ZOzYQ+ZW87u+:2blLGcJMUSVL3QCqN0ZOo7

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

Extracted

Family

vidar

Version

2.6

Botnet

19

Attributes

profile_id
19

Targets

- Target
  
  7a461869df8a21a4af8ad6a1ce51d3e7b695ec9fae9c1d66226a860926a76416
- Size
  
  158KB
- MD5
  
  8ca8e9e9df778d4e44868a8627672c7b
- SHA1
  
  5ccdec1a3d67b4306c984df2e0cbe2ae5afad37f
- SHA256
  
  7a461869df8a21a4af8ad6a1ce51d3e7b695ec9fae9c1d66226a860926a76416
- SHA512
  
  9a01016007dd535dca54f120e8b2b6a3c44c3aae8fef856b0f63bb027b4b7d67079fc0bdf8ebf1e3b35eee3190a0428070693f7fa5eba4ee61eb2d4cd5733704
- SSDEEP
  
  3072:LKblvDGcJMUxMNT+Lasu3X+/CqXd0ZOzYQ+ZW87u+:2blLGcJMUSVL3QCqN0ZOo7
Score

10^/10

djvu pseudomanuscrypt smokeloader vidar 19 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
- Legitimate hosting services abused for malware hosting/C2
- 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