General

  • Target

    01f5a1f72f3f59e7b23627dff52e6dc3d9f166b864d639d2cbe40fd8c7327ddd.exe

  • Size

    828KB

  • Sample

    240725-rk585sshkj

  • MD5

    de2d29373ade9c3b8b13c8ef6798ffc0

  • SHA1

    0f4b8c0b9f0c9dbe972303a2072321d45ecc2ab8

  • SHA256

    01f5a1f72f3f59e7b23627dff52e6dc3d9f166b864d639d2cbe40fd8c7327ddd

  • SHA512

    6530b6cbee303621ae356e238dae6f800288609b58bf06028dc7784bf42ea7489c4713296b8988011970934c84a4cd562f1b44420531f1188e95f8534a2ed11c

  • SSDEEP

    24576:H8R4J3kkCbtdsWhwgDaPWqimnOP8DeXXI:H8sd6lhwgDaPWqdDeo

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/fhsgtsspen6/get.php

Attributes
  • extension

    .vyia

  • offline_id

    rpx4UUTYZiAR5omq187UvM233jloVHyJUkA8s3t1

  • payload_url

    http://zerit.top/dl/build2.exe

    http://fuyt.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-hsmBOFHh66 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: 0413Jsfkjn

rsa_pubkey.plain

Targets

    • Target

      01f5a1f72f3f59e7b23627dff52e6dc3d9f166b864d639d2cbe40fd8c7327ddd.exe

    • Size

      828KB

    • MD5

      de2d29373ade9c3b8b13c8ef6798ffc0

    • SHA1

      0f4b8c0b9f0c9dbe972303a2072321d45ecc2ab8

    • SHA256

      01f5a1f72f3f59e7b23627dff52e6dc3d9f166b864d639d2cbe40fd8c7327ddd

    • SHA512

      6530b6cbee303621ae356e238dae6f800288609b58bf06028dc7784bf42ea7489c4713296b8988011970934c84a4cd562f1b44420531f1188e95f8534a2ed11c

    • SSDEEP

      24576:H8R4J3kkCbtdsWhwgDaPWqimnOP8DeXXI:H8sd6lhwgDaPWqdDeo

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • 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

MITRE ATT&CK Enterprise v15

Tasks