djvu | 28eafe5c6d07f2fe985ba501088f3022738f6cd43612b87e3653999cb6b4d5bf

General

Target

28eafe5c6d07f2fe985ba501088f3022738f6cd43612b87e3653999cb6b4d5bf
Size

741KB
Sample

230330-3nsb8sfh44
MD5

bc1f0862cc72cc879add3e707d74cce5
SHA1

aa934b1809b83eb4b42a662b2cc559469f594e7f
SHA256

28eafe5c6d07f2fe985ba501088f3022738f6cd43612b87e3653999cb6b4d5bf
SHA512

21dda88fb14b66228571a5334ff7c74aa679e3903ffdcab4f67e195a6c2e5624dac461c23ed1830f8211786af7b429de0af7a77cf4480ba6c0a62c38e2ce6bfb
SSDEEP

12288:xewxcnqSZRFsHvh9O/olCusEpNTx0A3iH4F4n9nefy71VlMXCxpl3MbQc9:v0R69j73W4F4n9niy717ZYv9

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jycx
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
  
  28eafe5c6d07f2fe985ba501088f3022738f6cd43612b87e3653999cb6b4d5bf
- Size
  
  741KB
- MD5
  
  bc1f0862cc72cc879add3e707d74cce5
- SHA1
  
  aa934b1809b83eb4b42a662b2cc559469f594e7f
- SHA256
  
  28eafe5c6d07f2fe985ba501088f3022738f6cd43612b87e3653999cb6b4d5bf
- SHA512
  
  21dda88fb14b66228571a5334ff7c74aa679e3903ffdcab4f67e195a6c2e5624dac461c23ed1830f8211786af7b429de0af7a77cf4480ba6c0a62c38e2ce6bfb
- SSDEEP
  
  12288:xewxcnqSZRFsHvh9O/olCusEpNTx0A3iH4F4n9nefy71VlMXCxpl3MbQc9:v0R69j73W4F4n9niy717ZYv9
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
- 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