General

  • Target

    a5ee7875b62e137233a5079b8b41401dd5d220a932293bd85edee825ef968208

  • Size

    967KB

  • Sample

    240531-lgbx8sde21

  • MD5

    9dd81b38f1c03d153b12bfda356c4e0b

  • SHA1

    7a0d3f826aec05310dfce2e4a13937268c851e13

  • SHA256

    a5ee7875b62e137233a5079b8b41401dd5d220a932293bd85edee825ef968208

  • SHA512

    d991935227667045525c4f47c6b5312298b0499cb7b86fad9c85b97976f4f23111d56fc4401af678b061f253e88ce964fb2df3f08ec3d877eca0132eb5418533

  • SSDEEP

    24576:lKKh+COuirrGiRBKDpvR+ZClH1U54ohV2/mg:/NO1rDKDf+Zie6CEm

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .dapo

  • offline_id

    8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1

  • payload_url

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

    http://zexeq.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. You can get and look video overview decrypt tool: https://we.tl/t-vbVkogQdu2 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: 0667JOsie

rsa_pubkey.plain

Targets

    • Target

      a5ee7875b62e137233a5079b8b41401dd5d220a932293bd85edee825ef968208

    • Size

      967KB

    • MD5

      9dd81b38f1c03d153b12bfda356c4e0b

    • SHA1

      7a0d3f826aec05310dfce2e4a13937268c851e13

    • SHA256

      a5ee7875b62e137233a5079b8b41401dd5d220a932293bd85edee825ef968208

    • SHA512

      d991935227667045525c4f47c6b5312298b0499cb7b86fad9c85b97976f4f23111d56fc4401af678b061f253e88ce964fb2df3f08ec3d877eca0132eb5418533

    • SSDEEP

      24576:lKKh+COuirrGiRBKDpvR+ZClH1U54ohV2/mg:/NO1rDKDf+Zie6CEm

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Checks computer location settings

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

    • 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

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks