djvu | 1baed7b6f7419f92bb36486895514e8856991455e29e67af39090bac0860b9d5

General

Target

5441c3d3300cc1bd9cf3ad9277b148d7.bin
Size

147KB
Sample

230222-bn7ndahc69
MD5

56743ad85e2d881508a9949ccbd46fba
SHA1

8732aa131485243d26ef5cb0f2a6b6fb26e82e4f
SHA256

1baed7b6f7419f92bb36486895514e8856991455e29e67af39090bac0860b9d5
SHA512

bbae3d90ef8696ac8ad434f4073ccc1f6556011c5d06ac319a53478ae42782c142e1b7d1533f77800d9184464e158e4b9e2a52321a541d015c110966e0bdeafd
SSDEEP

3072:xue4xlhRYRpb5RIGiTzn3jg/rJ6rZvFqkaywPd+HFP:xue4XhRwpbJojg/9ucGlP

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
  
  76ada160c9de1605419ffc09b2c91716b975da0cf9be53a4ed12776cad0d174d.exe
- Size
  
  202KB
- MD5
  
  5441c3d3300cc1bd9cf3ad9277b148d7
- SHA1
  
  76bd564a9aa0515cb6ffdc4a2394076538879b47
- SHA256
  
  76ada160c9de1605419ffc09b2c91716b975da0cf9be53a4ed12776cad0d174d
- SHA512
  
  c3b695b921ac9c9eaa7d3ee4362fd12378ded805ec12409405d3ef8af213ff2c92e45f227be034e6a061acb973df949d288410e782a3b79270e82b08fdfbf3f3
- SSDEEP
  
  3072:Dlrj0jePLvA2velimYAXB5EgIxTrIsE5ohcqqqe8798yWAkM:FjMQLqiwuxxDE5ohcqj/
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.
- Suspicious use of SetThreadContext
behavioral1 behavioral2