djvu | 84d837a221c901dd318cc713f60b49df1ec8d55f8c7fa2cf523018e6598051a5

General

Target

84d837a221c901dd318cc713f60b49df1ec8d55f8c7fa2cf523018e6598051a5
Size

799KB
Sample

221005-thp59afagj
MD5

f7d6001c5cf2e09a7ac2682ee18739d0
SHA1

2b2b5bc208d0b00d72671722703a1491c43a74a0
SHA256

84d837a221c901dd318cc713f60b49df1ec8d55f8c7fa2cf523018e6598051a5
SHA512

63ed40cacef223ddfd2e344f2a5c4932f17a9a5bc0696e7d255c779ab0995cb1e27ee1ff43da78a1e968c60724a43f43859bd5c01b6a504bed83d80c4c141a2f
SSDEEP

24576:rLKWU4yQQSuUDgmPeCd+MsvM6Sdb6PEECpuyy:rfgEgmPLdkfSx6PxCl

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.adww
offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
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

Targets

- Target
  
  84d837a221c901dd318cc713f60b49df1ec8d55f8c7fa2cf523018e6598051a5
- Size
  
  799KB
- MD5
  
  f7d6001c5cf2e09a7ac2682ee18739d0
- SHA1
  
  2b2b5bc208d0b00d72671722703a1491c43a74a0
- SHA256
  
  84d837a221c901dd318cc713f60b49df1ec8d55f8c7fa2cf523018e6598051a5
- SHA512
  
  63ed40cacef223ddfd2e344f2a5c4932f17a9a5bc0696e7d255c779ab0995cb1e27ee1ff43da78a1e968c60724a43f43859bd5c01b6a504bed83d80c4c141a2f
- SSDEEP
  
  24576:rLKWU4yQQSuUDgmPeCd+MsvM6Sdb6PEECpuyy:rfgEgmPLdkfSx6PxCl
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- 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
- 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
- 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