djvu | 7da3a3af995baf8118d3c28769a637d434c5bfdada1a7a5809a2f6c0828ee0bc

General

Target

7da3a3af995baf8118d3c28769a637d434c5bfdada1a7a5809a2f6c0828ee0bc
Size

832KB
Sample

211127-xnqwhschhq
MD5

5e3fe7a9fcfc621b585e5458297694e5
SHA1

580e61efc65d8d499808340e67b9fdb09a4b81dc
SHA256

7da3a3af995baf8118d3c28769a637d434c5bfdada1a7a5809a2f6c0828ee0bc
SHA512

74f3eaa4ffd17489cccf6da79bca7834dfb95d19c411746c4a272e423c49a9a043eae6a7359bf923cf2b1d4967d7918a9528a9a297ec8956d5cf26f2e2f45d95

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
  
  7da3a3af995baf8118d3c28769a637d434c5bfdada1a7a5809a2f6c0828ee0bc
- Size
  
  832KB
- MD5
  
  5e3fe7a9fcfc621b585e5458297694e5
- SHA1
  
  580e61efc65d8d499808340e67b9fdb09a4b81dc
- SHA256
  
  7da3a3af995baf8118d3c28769a637d434c5bfdada1a7a5809a2f6c0828ee0bc
- SHA512
  
  74f3eaa4ffd17489cccf6da79bca7834dfb95d19c411746c4a272e423c49a9a043eae6a7359bf923cf2b1d4967d7918a9528a9a297ec8956d5cf26f2e2f45d95
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata
- 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
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- 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