General

  • Target

    14e132aad0c786082367c4af683faa76dbb45356965b0f1093753cdec3a2b08e

  • Size

    691KB

  • Sample

    240704-k1eb2awbjh

  • MD5

    94801476bc08359be42f9c749cdf3637

  • SHA1

    f8a17073a45faf11d65fdd5aad601dcc437d5336

  • SHA256

    14e132aad0c786082367c4af683faa76dbb45356965b0f1093753cdec3a2b08e

  • SHA512

    5d802570d6a327c8cb181fce7ec15fc7b02729ac01e8893eed8d534bf1eca3261af0d88295daccc2cc06571de6c1aab8ac9e593a30ec3c212201ce61f05a6f7c

  • SSDEEP

    12288:NyxkmO01+6w9wdlbS/o0rTCHJJ/KnE2ePt7cN3q6iynhXQpAwMj7b1vr:AamO0Mtwd5SwKCHJNeEPPt7cNY7AwM1

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/test2/get.php

Attributes
  • extension

    .waqa

  • offline_id

    Lc3VTezPWbMhuVAQFzJUdeA68PwI7UDpc5aKHYt1

  • payload_url

    http://defgyma.com/dl/build2.exe

    http://cajgtus.com/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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/abe121434ad837dd5bdd03878a14485820240531135509/34284d Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0875PsawqS

rsa_pubkey.plain

Targets

    • Target

      14e132aad0c786082367c4af683faa76dbb45356965b0f1093753cdec3a2b08e

    • Size

      691KB

    • MD5

      94801476bc08359be42f9c749cdf3637

    • SHA1

      f8a17073a45faf11d65fdd5aad601dcc437d5336

    • SHA256

      14e132aad0c786082367c4af683faa76dbb45356965b0f1093753cdec3a2b08e

    • SHA512

      5d802570d6a327c8cb181fce7ec15fc7b02729ac01e8893eed8d534bf1eca3261af0d88295daccc2cc06571de6c1aab8ac9e593a30ec3c212201ce61f05a6f7c

    • SSDEEP

      12288:NyxkmO01+6w9wdlbS/o0rTCHJJ/KnE2ePt7cN3q6iynhXQpAwMj7b1vr:AamO0Mtwd5SwKCHJNeEPPt7cNY7AwM1

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Downloads MZ/PE file

    • 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 Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks