djvu | 85797e267a2dc1e85988683dd8d1af7d91c13a928f80081d5b7d763f65bea755

General

Target

85797e267a2dc1e85988683dd8d1af7d91c13a928f80081d5b7d763f65bea755
Size

704KB
Sample

221123-v6rvesdh7v
MD5

09667e600ccb2be87c76e8af45417464
SHA1

5d988dc88cc35115a00b6cef13204402a44665ae
SHA256

85797e267a2dc1e85988683dd8d1af7d91c13a928f80081d5b7d763f65bea755
SHA512

7262e497c81f0d62908a34f11fa7837adea8ebeb7b512d784ff174980513b89aa5e5909fdcd22c1d7a8cc39525d135e2460c6d0cdf92df2c01ceee8c23f79a40
SSDEEP

12288:TAUL4mwfPnHK5W27jdo6LD2Br8vidZOARmnrFxEMOQLOSuM2ZUszv:TMmwnnq5WWl/u8ve/RmnrbDpWM2ZU

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.tcvp
offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
payload_url
http://uaery.top/dl/build2.exe

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

Extracted

Family

vidar

Version

55.8

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes

profile_id
517

Targets

- Target
  
  85797e267a2dc1e85988683dd8d1af7d91c13a928f80081d5b7d763f65bea755
- Size
  
  704KB
- MD5
  
  09667e600ccb2be87c76e8af45417464
- SHA1
  
  5d988dc88cc35115a00b6cef13204402a44665ae
- SHA256
  
  85797e267a2dc1e85988683dd8d1af7d91c13a928f80081d5b7d763f65bea755
- SHA512
  
  7262e497c81f0d62908a34f11fa7837adea8ebeb7b512d784ff174980513b89aa5e5909fdcd22c1d7a8cc39525d135e2460c6d0cdf92df2c01ceee8c23f79a40
- SSDEEP
  
  12288:TAUL4mwfPnHK5W27jdo6LD2Br8vidZOARmnrFxEMOQLOSuM2ZUszv:TMmwnnq5WWl/u8ve/RmnrbDpWM2ZU
Score

10^/10

djvu vidar 517 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