djvu | dbf15fc0e7a8af37ff257078dbb428423dbf68ae2ddcfd98377d543a2260f7aa

General

Target

file
Size

225KB
Sample

230201-ysjhnsde71
MD5

9eb99fe010df9c0936fe5a8a70734058
SHA1

9e05e6201f5cb31bdeb64e8ee494e837ff1df1b9
SHA256

dbf15fc0e7a8af37ff257078dbb428423dbf68ae2ddcfd98377d543a2260f7aa
SHA512

58595268fe1286953c0cdc8141c410edab025ce4dad45f1aaf07452fa65866ec01e748f93b51a0232fbc0b10ffc31ab1e6f803a471470ab219b5f0a6ea45cf92
SSDEEP

3072:0H7T8EvCFBraSLbQWMx5CLcLSA+Z4mT6tG/tEX5xci/:0HcJfrfLbQ9e9rvTGG/t65xc

Score

10^/10

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

Malware Config

Extracted

Family

djvu

C2

http://drampik.com/lancer/get.php

Attributes

extension
.erop
offline_id
xVB7l5LcUtDGyghMgGsTvebrKc0RGgDXlN1BoKt1
payload_url
http://uaery.top/dl/build2.exe

http://drampik.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.3

Botnet

19

C2

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes

profile_id
19

Targets

- Target
  
  file
- Size
  
  225KB
- MD5
  
  9eb99fe010df9c0936fe5a8a70734058
- SHA1
  
  9e05e6201f5cb31bdeb64e8ee494e837ff1df1b9
- SHA256
  
  dbf15fc0e7a8af37ff257078dbb428423dbf68ae2ddcfd98377d543a2260f7aa
- SHA512
  
  58595268fe1286953c0cdc8141c410edab025ce4dad45f1aaf07452fa65866ec01e748f93b51a0232fbc0b10ffc31ab1e6f803a471470ab219b5f0a6ea45cf92
- SSDEEP
  
  3072:0H7T8EvCFBraSLbQWMx5CLcLSA+Z4mT6tG/tEX5xci/:0HcJfrfLbQ9e9rvTGG/t65xc
Score

10^/10

smokeloader backdoor trojan djvu vidar 19 discovery persistence ransomware spyware stealer vmprotect
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- 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
- Executes dropped EXE
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- 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
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- 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