djvu | 13ce39479af7c07b14f700493d6a0d30575fcd4c3240b158087a7fcf4e56f72b

General

Target

13ce39479af7c07b14f700493d6a0d30575fcd4c3240b158087a7fcf4e56f72b
Size

839KB
Sample

211207-tntevsebh4
MD5

094d16f79d1bbf99e32fa20148785226
SHA1

2ff37ed8df76cd57bc46e22fe73569af0bdc6990
SHA256

13ce39479af7c07b14f700493d6a0d30575fcd4c3240b158087a7fcf4e56f72b
SHA512

d7c1419fff38fbba2ed80ef9c1103dff9029dede66141c54097b99b8b86d17f41c98e73b6c3acc3a94dcf7c0959ee3c314f40bbee6564dc681115bd8ddcd5a26

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes

extension
.hgsh
offline_id
gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1
payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

49

Botnet

517

C2

https://mstdn.social/@sergeev43

https://koyu.space/@sergeev45

Attributes

profile_id
517

Targets

- Target
  
  13ce39479af7c07b14f700493d6a0d30575fcd4c3240b158087a7fcf4e56f72b
- Size
  
  839KB
- MD5
  
  094d16f79d1bbf99e32fa20148785226
- SHA1
  
  2ff37ed8df76cd57bc46e22fe73569af0bdc6990
- SHA256
  
  13ce39479af7c07b14f700493d6a0d30575fcd4c3240b158087a7fcf4e56f72b
- SHA512
  
  d7c1419fff38fbba2ed80ef9c1103dff9029dede66141c54097b99b8b86d17f41c98e73b6c3acc3a94dcf7c0959ee3c314f40bbee6564dc681115bd8ddcd5a26
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
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- 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