djvu | b44c626cb1a4af0ceccf7b542e9f7da130957a743e8cc0628dff6896ad3a2986

General

Target

b44c626cb1a4af0ceccf7b542e9f7da130957a743e8cc0628dff6896ad3a2986
Size

147KB
Sample

221126-llf3rabd7z
MD5

e054f0c83023d1414143cb43e0e99ced
SHA1

570d8ec32ce32407bc2a3b338b250d1f181182be
SHA256

b44c626cb1a4af0ceccf7b542e9f7da130957a743e8cc0628dff6896ad3a2986
SHA512

e55f0f79ab1eba0818b0485c5343ad93a2adc6f97e7935c889de5f689a0cb581fefca704a1f1d842bf8847396676ad175278a4a2201c2a6f1bdc1ccec6519a23
SSDEEP

3072:KJ3tBAPfPjAv8F5loHtWUC9i5rvimrPRz8l:+CPfPjALNMM5rFNW

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.kcbu
offline_id
hlqzhQ6w5SquNDF4Ul2XBDJQkSIKbAT6rmRBTit1
payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

55.9

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes

profile_id
517

Targets

- Target
  
  b44c626cb1a4af0ceccf7b542e9f7da130957a743e8cc0628dff6896ad3a2986
- Size
  
  147KB
- MD5
  
  e054f0c83023d1414143cb43e0e99ced
- SHA1
  
  570d8ec32ce32407bc2a3b338b250d1f181182be
- SHA256
  
  b44c626cb1a4af0ceccf7b542e9f7da130957a743e8cc0628dff6896ad3a2986
- SHA512
  
  e55f0f79ab1eba0818b0485c5343ad93a2adc6f97e7935c889de5f689a0cb581fefca704a1f1d842bf8847396676ad175278a4a2201c2a6f1bdc1ccec6519a23
- SSDEEP
  
  3072:KJ3tBAPfPjAv8F5loHtWUC9i5rvimrPRz8l:+CPfPjALNMM5rFNW
Score

10^/10

djvu smokeloader vidar 517 backdoor collection discovery persistence ransomware spyware stealer trojan
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- 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 Microsoft Outlook profiles
  collection
- 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