djvu | ea9ddcc025d930141e6f45632cfd5c259619d51271fb1e38c4844a2775dfcd8f

General

Target

ea9ddcc025d930141e6f45632cfd5c259619d51271fb1e38c4844a2775dfcd8f
Size

665KB
Sample

230221-ql7ypagg31
MD5

2ee0de8e5e91660a2d3f8074243c25b9
SHA1

c8b23b55056dd7eced07626d0471dfee6da0df29
SHA256

ea9ddcc025d930141e6f45632cfd5c259619d51271fb1e38c4844a2775dfcd8f
SHA512

30a0a1ea4f52e3f1968e9bca5caf90b4ec475a99d73db0c5aae45fc2a6305a290656aaaa447825815d72da75f713c9e5af1b71530725c77b7970fa2e6f056d95
SSDEEP

12288:5D0g1+BvHoHAmr0pDf+7pGbPWtXqRxv6nCRym9Kmk+oMpOZkglwp9ox7vsqqoiT9:5D/4lO8DGWPWt65RyIn5pO+pSpq9p

Score

10^/10

djvu vidar 19 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.iowd
offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.6

Botnet

19

Attributes

profile_id
19

Targets

- Target
  
  ea9ddcc025d930141e6f45632cfd5c259619d51271fb1e38c4844a2775dfcd8f
- Size
  
  665KB
- MD5
  
  2ee0de8e5e91660a2d3f8074243c25b9
- SHA1
  
  c8b23b55056dd7eced07626d0471dfee6da0df29
- SHA256
  
  ea9ddcc025d930141e6f45632cfd5c259619d51271fb1e38c4844a2775dfcd8f
- SHA512
  
  30a0a1ea4f52e3f1968e9bca5caf90b4ec475a99d73db0c5aae45fc2a6305a290656aaaa447825815d72da75f713c9e5af1b71530725c77b7970fa2e6f056d95
- SSDEEP
  
  12288:5D0g1+BvHoHAmr0pDf+7pGbPWtXqRxv6nCRym9Kmk+oMpOZkglwp9ox7vsqqoiT9:5D/4lO8DGWPWt65RyIn5pO+pSpq9p
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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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