djvu | bc7d784be1b39ceffbd87d02cdf56e3f4cb440582721fcff872dd8152d8382d1

General

Target

file.exe
Size

185KB
Sample

230212-zv1qeafh9s
MD5

4571ad86194c79776b4d9ec9beee3b6f
SHA1

3eceff153cb8868b9c8aae8863602dba0a2afbd2
SHA256

bc7d784be1b39ceffbd87d02cdf56e3f4cb440582721fcff872dd8152d8382d1
SHA512

d62a88e01b47d4b7ed03c8a79317a468ec3dba490562563c321874a0a9086f86bb3fd78966907c504a1c6fc2d751e6fa969de96b2c6847f3ce902e5cd1cd90a6
SSDEEP

3072:W7lkS+Hiks8x56DrTkR2pvzmYqmRUHfVm0Ag82wM:YxCgDrTvu9m5

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://bihsy.com/lancer/get.php

Attributes

extension
.vvoo
offline_id
9c20OtJsXdFeF07b1IeFK5ERGv1zIb659YG380t1
payload_url
http://uaery.top/dl/build2.exe

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

Extracted

Family

vidar

Version

2.4

Botnet

19

Attributes

profile_id
19

Targets

- Target
  
  file.exe
- Size
  
  185KB
- MD5
  
  4571ad86194c79776b4d9ec9beee3b6f
- SHA1
  
  3eceff153cb8868b9c8aae8863602dba0a2afbd2
- SHA256
  
  bc7d784be1b39ceffbd87d02cdf56e3f4cb440582721fcff872dd8152d8382d1
- SHA512
  
  d62a88e01b47d4b7ed03c8a79317a468ec3dba490562563c321874a0a9086f86bb3fd78966907c504a1c6fc2d751e6fa969de96b2c6847f3ce902e5cd1cd90a6
- SSDEEP
  
  3072:W7lkS+Hiks8x56DrTkR2pvzmYqmRUHfVm0Ag82wM:YxCgDrTvu9m5
Score

10^/10

smokeloader backdoor trojan djvu pandastealer vidar 19 discovery persistence ransomware spyware stealer vmprotect
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Panda Stealer payload
- PandaStealer
  Panda Stealer is a fork of CollectorProject Stealer written in C++.
  stealer pandastealer
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Blocklisted process makes network request
- 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
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- 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
- Legitimate hosting services abused for malware hosting/C2
- 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