djvu | c42299152c2206a743a9fcce0a1c353f310b270741d054c9432880c7bcddeef7

General

Target

c42299152c2206a743a9fcce0a1c353f310b270741d054c9432880c7bcddeef7
Size

212KB
Sample

230222-mrwwtscf7w
MD5

dae95ad4f51a6a765e8065a4d21ade1a
SHA1

443b5fe4e30839244962003b666c08b952fcaafe
SHA256

c42299152c2206a743a9fcce0a1c353f310b270741d054c9432880c7bcddeef7
SHA512

cfdb48b116d97000694c1d0f2f076ab3c9f2e9836627985fb269f5e763cc4315422836fffe7384c00e0774937b80968a39e73b06fb7644ae628769e06ec77a05
SSDEEP

3072:hCBQDOMVLBhY6oloypXn7vkoZzX0zvOZweBM8Cp0Vu7dZMlVwx99aYjssCZAK:hDHVL7o+yl8jvO2KPZVu7YlVwffHsAK

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
  
  c42299152c2206a743a9fcce0a1c353f310b270741d054c9432880c7bcddeef7
- Size
  
  212KB
- MD5
  
  dae95ad4f51a6a765e8065a4d21ade1a
- SHA1
  
  443b5fe4e30839244962003b666c08b952fcaafe
- SHA256
  
  c42299152c2206a743a9fcce0a1c353f310b270741d054c9432880c7bcddeef7
- SHA512
  
  cfdb48b116d97000694c1d0f2f076ab3c9f2e9836627985fb269f5e763cc4315422836fffe7384c00e0774937b80968a39e73b06fb7644ae628769e06ec77a05
- SSDEEP
  
  3072:hCBQDOMVLBhY6oloypXn7vkoZzX0zvOZweBM8Cp0Vu7dZMlVwx99aYjssCZAK:hDHVL7o+yl8jvO2KPZVu7YlVwffHsAK
Score

10^/10

djvu smokeloader vidar 19 backdoor discovery evasion persistence ransomware stealer trojan 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