djvu | 0ef7b8cc63d0c37976242e1e0ec9f17e343694e44f3743a2bbedff169669dc44

General

Target
file.exe
Size 200KB
Sample230126-y29ffsfc83
SHA256 0ef7b8cc63d0c37976242e1e0ec9f17e343694e44f3743a2bbedff169669dc44
MD5 2554ddbdd99382c48cf8bfea41b68b50
SHA1 566fb0caaff5c20bddd8d14b79aa61009a9b4b57
SHA512 bcd092325462e932fe792f4ce0b68c883dd73b1d67040565d79d544e1815e6a855b0ae65f3abcd3a917619bdb59ef9d98fc4cef04cdbd63e61dfc5dc45646f7c
SSDEEP 3072:fBN2Khf7bWGGL6YTrvptJw5pAFkhdIH/E8DUvdI2XI+jD4hQuYp:ZzbWnL6wptJ2igdIfE8YvXd
MD5 SHA1 SHA512 SSDEEP

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
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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.2

Botnet

19

C2

https://t.me/litlebey
https://steamcommunity.com/profiles/76561199472399815

Attributes

profile_id
19

Targets

- Target
  file.exe
- Size 200KB
- SHA256 0ef7b8cc63d0c37976242e1e0ec9f17e343694e44f3743a2bbedff169669dc44
- MD5 2554ddbdd99382c48cf8bfea41b68b50
- SHA1 566fb0caaff5c20bddd8d14b79aa61009a9b4b57
- SHA512 bcd092325462e932fe792f4ce0b68c883dd73b1d67040565d79d544e1815e6a855b0ae65f3abcd3a917619bdb59ef9d98fc4cef04cdbd63e61dfc5dc45646f7c
- SSDEEP 3072:fBN2Khf7bWGGL6YTrvptJw5pAFkhdIH/E8DUvdI2XI+jD4hQuYp:ZzbWnL6wptJ2igdIfE8YvXd
- MD5 SHA1 SHA512 SSDEEP
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