djvu | aff93a8e6265ae3f03f5a2faffb22b720a69e9948de001246cde0c7099ae05f8

General

Target

aff93a8e6265ae3f03f5a2faffb22b720a69e9948de001246cde0c7099ae05f8
Size

778KB
Sample

220906-s1kg2sfbd8
MD5

4df0d4112dd43dab559098daab5a36a5
SHA1

06737287c3efb54280857ed97f4888a9bf10c2d4
SHA256

aff93a8e6265ae3f03f5a2faffb22b720a69e9948de001246cde0c7099ae05f8
SHA512

1dfbff68cb2a9fa3cba94f204e10ef4215a102a0b71666fe9257e4c1de85bb0ed5e9f84747ac20800ea34a2ffb87ab8f3bcf13643da3302b69199be139f9bef3
SSDEEP

12288:3ULzSGNblGIx3WqoGYewEXJt09SpwMdqbbVikDx0mmw5vZ7Y8j0Zi:klFUIx3YeF5amwMdqbbokTmw5pCZ

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/test3/get.php

Attributes

extension
.oovb
offline_id
6GXhR4uyHH9NXT2qot14T0HeNSviNKH0Q6PGVNt1
payload_url
http://rgyui.top/dl/build2.exe

http://acacaca.org/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-6g0MALAb7E Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0552Jhyjd

rsa_pubkey.plain

Targets

- Target
  
  aff93a8e6265ae3f03f5a2faffb22b720a69e9948de001246cde0c7099ae05f8
- Size
  
  778KB
- MD5
  
  4df0d4112dd43dab559098daab5a36a5
- SHA1
  
  06737287c3efb54280857ed97f4888a9bf10c2d4
- SHA256
  
  aff93a8e6265ae3f03f5a2faffb22b720a69e9948de001246cde0c7099ae05f8
- SHA512
  
  1dfbff68cb2a9fa3cba94f204e10ef4215a102a0b71666fe9257e4c1de85bb0ed5e9f84747ac20800ea34a2ffb87ab8f3bcf13643da3302b69199be139f9bef3
- SSDEEP
  
  12288:3ULzSGNblGIx3WqoGYewEXJt09SpwMdqbbVikDx0mmw5vZ7Y8j0Zi:klFUIx3YeF5amwMdqbbokTmw5pCZ
Score

10^/10

djvu discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- 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