djvu | 6e33fa94496bc8605138733df3bb0c29890b15af1f4398d3551271b0cd5c3cad

General

Target

6e33fa94496bc8605138733df3bb0c29890b15af1f4398d3551271b0cd5c3cad
Size

801KB
Sample

230328-ybpy5aef8w
MD5

c9b527c3b1bb02dde388e7edf52c5029
SHA1

5dc165ea126de3f06a65ebecf7a19148aefa8666
SHA256

6e33fa94496bc8605138733df3bb0c29890b15af1f4398d3551271b0cd5c3cad
SHA512

2aeec8b0febbe6346d3dc38cab22baf0228e4de8e7139605f30e327d20d0e3ac56d61a8192f213bc3e71f03db44fbc618c4a942f270834eb113f4a712e2b20e2
SSDEEP

12288:oOHOum8Z/22acQBHt1cN9U5tjhnrVVjNQptdZ7auQ7fvh3QJqIIw:Wum8V2234n3ttnrVVhotP2uQ7hWq9w

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jywd
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

C2

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  6e33fa94496bc8605138733df3bb0c29890b15af1f4398d3551271b0cd5c3cad
- Size
  
  801KB
- MD5
  
  c9b527c3b1bb02dde388e7edf52c5029
- SHA1
  
  5dc165ea126de3f06a65ebecf7a19148aefa8666
- SHA256
  
  6e33fa94496bc8605138733df3bb0c29890b15af1f4398d3551271b0cd5c3cad
- SHA512
  
  2aeec8b0febbe6346d3dc38cab22baf0228e4de8e7139605f30e327d20d0e3ac56d61a8192f213bc3e71f03db44fbc618c4a942f270834eb113f4a712e2b20e2
- SSDEEP
  
  12288:oOHOum8Z/22acQBHt1cN9U5tjhnrVVjNQptdZ7auQ7fvh3QJqIIw:Wum8V2234n3ttnrVVhotP2uQ7hWq9w
Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 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