djvu | 9c316637abbadd0c0fd54dcd6745366265bf221cde17ceb7d558e3e2a4f39371

General

Target

setup.exe
Size

685KB
Sample

230320-nyfnvsfd2y
MD5

f16308a9924ff438860d3e55f6256627
SHA1

dbb70e31d469d6fb907fb681c98467dd75723aa9
SHA256

9c316637abbadd0c0fd54dcd6745366265bf221cde17ceb7d558e3e2a4f39371
SHA512

e97c25c37fa4aa918646c8163242fd03dc1621991e125c5c2d278bd7032f33b89d2c8850b6a8c7411347db5c8a435f578f85b9658bd8204c41f8c13574ad8645
SSDEEP

12288:juhctBfFDVoBQ9i5ScVQT2KGYMW7jHxqKr4UDlzbgQpvn6N4Ib+u:LZoBQEDVQfbBxcUDVMWvi4

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.dapo
offline_id
8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1
payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

3

Botnet

d6ef050131e7d5a1d595c51613328971

C2

https://t.me/zaskullz

https://steamcommunity.com/profiles/76561199486572327

http://135.181.87.234:80

Attributes

profile_id_v2
d6ef050131e7d5a1d595c51613328971

Targets

- Target
  
  setup.exe
- Size
  
  685KB
- MD5
  
  f16308a9924ff438860d3e55f6256627
- SHA1
  
  dbb70e31d469d6fb907fb681c98467dd75723aa9
- SHA256
  
  9c316637abbadd0c0fd54dcd6745366265bf221cde17ceb7d558e3e2a4f39371
- SHA512
  
  e97c25c37fa4aa918646c8163242fd03dc1621991e125c5c2d278bd7032f33b89d2c8850b6a8c7411347db5c8a435f578f85b9658bd8204c41f8c13574ad8645
- SSDEEP
  
  12288:juhctBfFDVoBQ9i5ScVQT2KGYMW7jHxqKr4UDlzbgQpvn6N4Ib+u:LZoBQEDVQfbBxcUDVMWvi4
Score

10^/10

djvu vidar d6ef050131e7d5a1d595c51613328971 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 behavioral2