djvu | 184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d

General

Target

2383d8e32271f2724a30707c0f865223.exe
Size

167KB
Sample

221125-1fwnksbf2x
MD5

2383d8e32271f2724a30707c0f865223
SHA1

822106d371b657e6b37115bcbe256df70930aacf
SHA256

184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d
SHA512

86fe1ebe61323ba8c64916a6aecc10bc57b3be156da8d29ada0774d123a4d431eacdfd39dce863b77767806fa4146b8b630fb749eff9341cf410866910fef6c4
SSDEEP

3072:9M9IPFUzFUulC8S5wHeNgZ2EQzuyysaoXy:sI9uemCYZ2Jys6

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
  
  2383d8e32271f2724a30707c0f865223.exe
- Size
  
  167KB
- MD5
  
  2383d8e32271f2724a30707c0f865223
- SHA1
  
  822106d371b657e6b37115bcbe256df70930aacf
- SHA256
  
  184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d
- SHA512
  
  86fe1ebe61323ba8c64916a6aecc10bc57b3be156da8d29ada0774d123a4d431eacdfd39dce863b77767806fa4146b8b630fb749eff9341cf410866910fef6c4
- SSDEEP
  
  3072:9M9IPFUzFUulC8S5wHeNgZ2EQzuyysaoXy:sI9uemCYZ2Jys6
Score

10^/10

smokeloader backdoor trojan djvu vidar 517 collection discovery persistence ransomware spyware stealer
- 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 behavioral2