djvu | 515616d7ba59323f90090e32967f814c4a9627cf25634aa5977ef23029f0f367

General

Target

515616d7ba59323f90090e32967f814c4a9627cf25634aa5977ef23029f0f367
Size

733KB
Sample

221217-ya2ljahc96
MD5

7a3e65df807ce79ab0e4f5ad5b47475c
SHA1

bbbc7824fd3f9e93027d6f90d54593fd58df9ede
SHA256

515616d7ba59323f90090e32967f814c4a9627cf25634aa5977ef23029f0f367
SHA512

6e91ec2b53d7dda3e9a12ef40a410524b28a66f5aa73baee2f3423180d62b877eca1b73104bd7aa74e5466065f51fae8df3a8085bb211943e80035305cf7ccf8
SSDEEP

12288:ZVXKrTe7ZodqsGQTQKjiC351wDVXp1zOmL0kATBSMJmZJMSeO:Sel6qhQT4Cp1wDVXp8SaEEiJb

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.btnw
offline_id
8p2Go5ZmkbFk0DF2oJ6E8vGEogpBqqaGCWjto1t1
payload_url
http://uaery.top/dl/build2.exe

http://abibiall.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Targets

- Target
  
  515616d7ba59323f90090e32967f814c4a9627cf25634aa5977ef23029f0f367
- Size
  
  733KB
- MD5
  
  7a3e65df807ce79ab0e4f5ad5b47475c
- SHA1
  
  bbbc7824fd3f9e93027d6f90d54593fd58df9ede
- SHA256
  
  515616d7ba59323f90090e32967f814c4a9627cf25634aa5977ef23029f0f367
- SHA512
  
  6e91ec2b53d7dda3e9a12ef40a410524b28a66f5aa73baee2f3423180d62b877eca1b73104bd7aa74e5466065f51fae8df3a8085bb211943e80035305cf7ccf8
- SSDEEP
  
  12288:ZVXKrTe7ZodqsGQTQKjiC351wDVXp1zOmL0kATBSMJmZJMSeO:Sel6qhQT4Cp1wDVXp8SaEEiJb
Score

10^/10

djvu discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Downloads MZ/PE file
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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