djvu | 6ca49ba42f95b240f28ffceed2de0ecae7f1b70cae703fabd569082b17d1a722

General

Target

4e1d3b852081588e65fa84fa25c24de3.exe
Size

168KB
Sample

230221-nqkmvage3x
MD5

4e1d3b852081588e65fa84fa25c24de3
SHA1

58b384db9659fc8f6aefb70a288addccc27da330
SHA256

6ca49ba42f95b240f28ffceed2de0ecae7f1b70cae703fabd569082b17d1a722
SHA512

ef973d9d5e667be63467f1e16f6cd3fb94a79494fe286a1f0c110c2f22d28c7a4470004bc03f1ce11eff66782d995146921e12e3dc854f6d4c3bd26634e57e1e
SSDEEP

3072:CKrdcqxmYIYNPqRS8oxBFZ8Gb5+S11J5wGz:CUdcq1IaPquFZ8GUYa2

Score

10^/10

djvu smokeloader vidar 19 backdoor discovery evasion persistence ransomware stealer trojan vmprotect

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
  
  4e1d3b852081588e65fa84fa25c24de3.exe
- Size
  
  168KB
- MD5
  
  4e1d3b852081588e65fa84fa25c24de3
- SHA1
  
  58b384db9659fc8f6aefb70a288addccc27da330
- SHA256
  
  6ca49ba42f95b240f28ffceed2de0ecae7f1b70cae703fabd569082b17d1a722
- SHA512
  
  ef973d9d5e667be63467f1e16f6cd3fb94a79494fe286a1f0c110c2f22d28c7a4470004bc03f1ce11eff66782d995146921e12e3dc854f6d4c3bd26634e57e1e
- SSDEEP
  
  3072:CKrdcqxmYIYNPqRS8oxBFZ8Gb5+S11J5wGz:CUdcq1IaPquFZ8GUYa2
Score

10^/10

smokeloader backdoor trojan djvu vidar 19 discovery evasion persistence ransomware stealer vmprotect
- Detected Djvu ransomware
- 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.
- 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Modifies file permissions
  discovery
- 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.
behavioral1 behavioral2