djvu | e1f24dd093f2877eef0b66e6e242ecc2f42872881e29ae139cba35e9138bbf5e

General

Target

e1f24dd093f2877eef0b66e6e242ecc2f42872881e29ae139cba35e9138bbf5e
Size

794KB
Sample

230131-mxws1shg61
MD5

6263cf4ed224f1a7756f3d7c4c83cfda
SHA1

8952d8e4aa5ffd114c09afb07d082e05492b087f
SHA256

e1f24dd093f2877eef0b66e6e242ecc2f42872881e29ae139cba35e9138bbf5e
SHA512

beb2485bde7386cc07fbc3bbee7370d832d731b196f3576bf7d5f171e4ebc23f15c49067df02aee078d98c53313b49ab1e2981ef70f5f7d7e8b05048d62dd7cf
SSDEEP

24576:NT1kSDzRtx8Sht/nrxtzGu5nRRE/+BDdzO:NZxzRtOSLxxG8nRRSkDdz

Score

10^/10

djvu vidar 19 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

C2

http://drampik.com/test1/get.php

Attributes

extension
.erqw
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
  
  e1f24dd093f2877eef0b66e6e242ecc2f42872881e29ae139cba35e9138bbf5e
- Size
  
  794KB
- MD5
  
  6263cf4ed224f1a7756f3d7c4c83cfda
- SHA1
  
  8952d8e4aa5ffd114c09afb07d082e05492b087f
- SHA256
  
  e1f24dd093f2877eef0b66e6e242ecc2f42872881e29ae139cba35e9138bbf5e
- SHA512
  
  beb2485bde7386cc07fbc3bbee7370d832d731b196f3576bf7d5f171e4ebc23f15c49067df02aee078d98c53313b49ab1e2981ef70f5f7d7e8b05048d62dd7cf
- SSDEEP
  
  24576:NT1kSDzRtx8Sht/nrxtzGu5nRRE/+BDdzO:NZxzRtOSLxxG8nRRSkDdz
Score

10^/10

djvu vidar 19 discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Executes dropped EXE
- 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