djvu | 31991c4e5167dd4f5a7a3a71fe0b09cc8cad51bb610057c18f1d58383c47f79a

General

Target

31991c4e5167dd4f5a7a3a71fe0b09cc8cad51bb610057c18f1d58383c47f79a
Size

211KB
Sample

221011-ezkjrsebh6
MD5

e5030e9f23f13afb77009eaf92e5b1af
SHA1

95b48e12a3f70a3c91225a7f3a8433479f5ec7c6
SHA256

31991c4e5167dd4f5a7a3a71fe0b09cc8cad51bb610057c18f1d58383c47f79a
SHA512

3494f35a18b5f5a6021798dff18715b0bef93d00d76dc5526286e3782b2ae5203077a69829c9a155a4bd03df71203b82d2f68e9835acb0e5da806490e6dcf21c
SSDEEP

3072:fr1o/X/DAeaheDLg+XmARG2L747d5dR8xiqscwesRXQdO:fB2NagLg+XmEEfqsOH

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.towz
offline_id
SSHsHMHGmSIhrz50VnIxLJJX15osxEQY6iXedXt1
payload_url
http://rgyui.top/dl/build2.exe

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

Extracted

Family

vidar

Version

54.9

Botnet

517

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
517

Extracted

Family

redline

Botnet

buildnewdomain

C2

hrabrlonian.xyz:81

Attributes

auth_value
90794203993789d187f29ff50d00de2e

Targets

- Target
  
  31991c4e5167dd4f5a7a3a71fe0b09cc8cad51bb610057c18f1d58383c47f79a
- Size
  
  211KB
- MD5
  
  e5030e9f23f13afb77009eaf92e5b1af
- SHA1
  
  95b48e12a3f70a3c91225a7f3a8433479f5ec7c6
- SHA256
  
  31991c4e5167dd4f5a7a3a71fe0b09cc8cad51bb610057c18f1d58383c47f79a
- SHA512
  
  3494f35a18b5f5a6021798dff18715b0bef93d00d76dc5526286e3782b2ae5203077a69829c9a155a4bd03df71203b82d2f68e9835acb0e5da806490e6dcf21c
- SSDEEP
  
  3072:fr1o/X/DAeaheDLg+XmARG2L747d5dR8xiqscwesRXQdO:fB2NagLg+XmEEfqsOH
Score

10^/10

djvu redline smokeloader vidar 517 buildnewdomain backdoor collection discovery infostealer persistence ransomware spyware stealer trojan
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine payload
- 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