djvu | 76b3f221207529895194ffa946cfcbf230a0113a44d774f600f25063ff2be84f

General

Target

5f995edac40f6c47bd576c59ba61a6b3.bin
Size

187KB
Sample

230131-jm2pqsfe56
MD5

ff19e0356e31001f595ad408bfdd4b66
SHA1

678c5df6c2492029978ed2e62a3c48c811a447e2
SHA256

76b3f221207529895194ffa946cfcbf230a0113a44d774f600f25063ff2be84f
SHA512

dff2ec263e8bfe9453f38d8bd01d5a45207d3802faae53006fe671c216346ce11b286f4cb1f7e2a07fd48964bb6fe687ba0a6827eccceea9927787bb70a5f1f6
SSDEEP

3072:g/owNZcs6H6nkC03yH1mQMnVDM+xWASm9ASAtUotOAq2tpCbs5Unxat2Do+m32nv:SzZdBnkE1tAP9AdiwqbsKC2M+mof/Vxr

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
.mzop
offline_id
ex4uvTKsM2vEkIcr3MjXi2C6v27h1mS682iUXGt1
payload_url
http://uaery.top/dl/build2.exe

http://drampik.com/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-uZxWxoKbU5 Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0637JOsie

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
  
  ab0f46d4c3d31af407db5cb41037054cf8ddc15b1d5bc2fc8d5f9ee17575e2a4.exe
- Size
  
  297KB
- MD5
  
  5f995edac40f6c47bd576c59ba61a6b3
- SHA1
  
  01a1324e7143712928b4c2d6fc044bdb0232e498
- SHA256
  
  ab0f46d4c3d31af407db5cb41037054cf8ddc15b1d5bc2fc8d5f9ee17575e2a4
- SHA512
  
  6b00053695dad18fde683fae6abaf95dc6b4fa3483e28a5888819bc630a0517be26cc3d4c553cfb0e53e06d289c9cf6c6a8672867cc7fb1b75128e8ab629287e
- SSDEEP
  
  3072:85l2SLbV5APBir0TEbr2i42/yd1UufzZuC4nIyCSyxzID1C7hZWiwsiuNZ:WtLb4PQSyr2Y/0iufzgLqSwzIDM1nP
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
- 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
- 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