djvu | f2a6adaae36db229dbf2e8ba30de4dddccfdbd1bf3dfb17bbe890fbf93c50622

General

Target
f2a6adaae36db229dbf2e8ba30de4dddccfdbd1bf3dfb17bbe890fbf93c50622
Size 198KB
Sample221021-pphyasbef3
SHA256 f2a6adaae36db229dbf2e8ba30de4dddccfdbd1bf3dfb17bbe890fbf93c50622
MD5 8fc80386c577534f1d366bfab7940157
SHA1 df3f0b3ddca2d0ba8bdcc88422dcd6f1d7fca588
SHA512 87f667b85db44320b4a0c824549884cf76eacb0982113458adb55f9133b4e56c583fcc306c5bfa35bda5be696655f2c1b488a143951cbaea0737e9937d8a0338
SSDEEP 3072:3XSJPL+hPQlz5U3a/zOlhKV3Srzn77ygWp7gDJtpGqZJVq+RM:niPLqPQlP/yHKIrugWp7WJrbVNRM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.tury
offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
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

55.1

Botnet

517

C2

https://t.me/tg_privatetalk
https://nerdculture.de/@yixehi33

Attributes

profile_id
517

Targets

- Target
  f2a6adaae36db229dbf2e8ba30de4dddccfdbd1bf3dfb17bbe890fbf93c50622
- Size 198KB
- SHA256 f2a6adaae36db229dbf2e8ba30de4dddccfdbd1bf3dfb17bbe890fbf93c50622
- MD5 8fc80386c577534f1d366bfab7940157
- SHA1 df3f0b3ddca2d0ba8bdcc88422dcd6f1d7fca588
- SHA512 87f667b85db44320b4a0c824549884cf76eacb0982113458adb55f9133b4e56c583fcc306c5bfa35bda5be696655f2c1b488a143951cbaea0737e9937d8a0338
- SSDEEP 3072:3XSJPL+hPQlz5U3a/zOlhKV3Srzn77ygWp7gDJtpGqZJVq+RM:niPLqPQlP/yHKIrugWp7WJrbVNRM
- MD5 SHA1 SHA512 SSDEEP
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
- Deletes itself
- 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