Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Resubmissions

18/01/2025, 16:35

250118-t3r6cayral 10

11/01/2025, 02:54

250111-dd219asrcr 10

Analysis

  • max time kernel
    145s
  • max time network
    125s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    18/01/2025, 16:35

General

  • Target

    JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe

  • Size

    781KB

  • MD5

    f510384bacc30d8c4fb9e7b69d65b185

  • SHA1

    56f69e4ccafc32d278781c3494a43e132f63868b

  • SHA256

    5452492faf9dddebb689c54a2f2d932de2a2b6e17e03d1c2c91f3afdc89ed164

  • SHA512

    2a1dedc0bfa5a7520d1842ec39a964ab9d34625efef22be315720a260ac695832a862ab6357f7d9490da7308fb52c898592e9b04f1f7006f31c4b71bd1c4a333

  • SSDEEP

    12288:JKpD2QkyuNMX/HiKt6LAQF/bRBlB3BgxAoIaRYHk2gIkXYbsqLMxD:JwSQkLNM/i86cQ5NBl7gxpdwfbsqLM

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .maql

  • offline_id

    xcdIdDNFh62dy3iJsba1COhcfDENsbjPHQQ2Eht1

  • payload_url

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

    http://rlrz.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-pk3SGFlmek 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: 0340gSd743d

rsa_pubkey.plain

Signatures

  • Detected Djvu ransomware 15 IoCs
  • Djvu Ransomware

    Ransomware which is a variant of the STOP family.

  • Djvu family
  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4108
      • C:\Windows\SysWOW64\icacls.exe
        icacls "C:\Users\Admin\AppData\Local\74d545a5-0759-445c-a170-b6d16b6fb00d" /deny *S-1-1-0:(OI)(CI)(DE,DC)
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:276
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe" --Admin IsNotAutoStart IsNotTask
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:128
        • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe
          "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe" --Admin IsNotAutoStart IsNotTask
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:3716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    1KB

    MD5

    c9be626e9715952e9b70f92f912b9787

    SHA1

    aa2e946d9ad9027172d0d321917942b7562d6abe

    SHA256

    c13e8d22800c200915f87f71c31185053e4e60ca25de2e41e160e09cd2d815d4

    SHA512

    7581b7c593785380e9db3ae760af85c1a889f607a3cd2aa5a2695a0e5a0fe8ee751578e88f7d8c997faeda804e2fc2655d859bee2832eace526ed4379edaa3f5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    436B

    MD5

    971c514f84bba0785f80aa1c23edfd79

    SHA1

    732acea710a87530c6b08ecdf32a110d254a54c8

    SHA256

    f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

    SHA512

    43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    174B

    MD5

    f6ea4b457af25b3d0bce33870b1cabd6

    SHA1

    f568f51e1302b410e479338aa31faeaf894e0b9b

    SHA256

    a84b97f26c2a19395adb328b94da8c96ded1fe49c74db9b653b2bbae6ee95163

    SHA512

    bd4743a02f23ca5bee6f733fdcc7ce5d4afd6eb293c725c6223fd3405194c2e187413fd258181bbd7f083462dc8623377bb7f7ed8da1b633b2e56a2d1f42394c

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    170B

    MD5

    407f196d066040937af40cf995964606

    SHA1

    e95188cd2bae66aa12239e0735814572fc84e2a7

    SHA256

    d835d6a697360d0064b17c81df20777737874bc3c0eb4bd2ad810898b37acf99

    SHA512

    5d976be6e78e546a14d21ac3e03ecd76ae5d50c8608b45317875258dfaba11871b52509e864ac24f63ba2ca5f1fc3a358bd6fb20d705b2a6466a491f42410355

  • C:\Users\Admin\AppData\Local\74d545a5-0759-445c-a170-b6d16b6fb00d\JaffaCakes118_f510384bacc30d8c4fb9e7b69d65b185.exe

    Filesize

    781KB

    MD5

    f510384bacc30d8c4fb9e7b69d65b185

    SHA1

    56f69e4ccafc32d278781c3494a43e132f63868b

    SHA256

    5452492faf9dddebb689c54a2f2d932de2a2b6e17e03d1c2c91f3afdc89ed164

    SHA512

    2a1dedc0bfa5a7520d1842ec39a964ab9d34625efef22be315720a260ac695832a862ab6357f7d9490da7308fb52c898592e9b04f1f7006f31c4b71bd1c4a333

  • memory/1900-1-0x0000000004F60000-0x000000000507B000-memory.dmp

    Filesize

    1.1MB

  • memory/1900-0-0x0000000004EC0000-0x0000000004F51000-memory.dmp

    Filesize

    580KB

  • memory/1900-4-0x0000000004EC0000-0x0000000004F51000-memory.dmp

    Filesize

    580KB

  • memory/3716-31-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-34-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-40-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-38-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-23-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-36-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-30-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-37-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/3716-32-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/4108-5-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/4108-2-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/4108-3-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/4108-6-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/4108-21-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB