djvu | df034e0173274651c9d2c7cbd4afb5decb78117f92d1b27738ecd7bf0816b15e

General

Target

df034e0173274651c9d2c7cbd4afb5decb78117f92d1b27738ecd7bf0816b15e
Size

846KB
Sample

211128-w6wdaadcc8
MD5

beb6c32827dc41f0a7dcc0603bb91127
SHA1

71f315a11ec0473d9312a188d529bc457f85ba52
SHA256

df034e0173274651c9d2c7cbd4afb5decb78117f92d1b27738ecd7bf0816b15e
SHA512

f09398d3b278c2e4f0debd20bf1aaeeb136c5b23d661e2414eca4af2789b910e85cb3be223b1e58038e1319662fb9f2006b96645e30506ed27c8dfec400939a9

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.rigj
offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
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

48.7

Botnet

517

C2

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes

profile_id
517

Targets

- Target
  
  df034e0173274651c9d2c7cbd4afb5decb78117f92d1b27738ecd7bf0816b15e
- Size
  
  846KB
- MD5
  
  beb6c32827dc41f0a7dcc0603bb91127
- SHA1
  
  71f315a11ec0473d9312a188d529bc457f85ba52
- SHA256
  
  df034e0173274651c9d2c7cbd4afb5decb78117f92d1b27738ecd7bf0816b15e
- SHA512
  
  f09398d3b278c2e4f0debd20bf1aaeeb136c5b23d661e2414eca4af2789b910e85cb3be223b1e58038e1319662fb9f2006b96645e30506ed27c8dfec400939a9
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