Windows 7 deprecation

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

Analysis

  • max time kernel
    147s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 09:49

General

  • Target

    e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe

  • Size

    711KB

  • MD5

    e9b7be0e8c22db244de8af36e27a659d

  • SHA1

    4161eac953f65889890904479e43333e3969f409

  • SHA256

    76ee80e6da636e1751c2a9d7c7d4f18e3068babd79d8333961eaee1bca7c50e6

  • SHA512

    9863c1b1841c692f5206372763a62eace87e1a85a295c7acfa6e6dfc59b7d1531d56cb2e0a7886f0eb2c08824a4c9fd789866f2a1f353a4b867b57d7f74cc001

  • SSDEEP

    12288:YsQq4qRTKKrRZU8XdT0LAQIenXN14XXKH1ruCkL5/qwW/laO:sq4qlrs8XdAke911YLGMO

Malware Config

Extracted

Family

djvu

C2

http://astdg.top/fhsgtsspen6/get.php

Attributes
  • extension

    .hoop

  • offline_id

    922IaqlBU1I6IKX6eTDABuH3amHHwoa5qUSb8vt1

  • payload_url

    http://securebiz.org/dl/build2.exe

    http://astdg.top/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-I6qIbIYiz9 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: 0326gDrgo

rsa_pubkey.plain

Signatures

  • Detected Djvu ransomware 15 IoCs
  • Djvu Ransomware

    Ransomware which is a variant of the STOP 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).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2060
      • C:\Windows\SysWOW64\icacls.exe
        icacls "C:\Users\Admin\AppData\Local\8bebaf58-452d-4677-88a1-31d25f05eec3" /deny *S-1-1-0:(OI)(CI)(DE,DC)
        3⤵
        • Modifies file permissions
        PID:2944
      • C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe" --Admin IsNotAutoStart IsNotTask
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2680
        • C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe" --Admin IsNotAutoStart IsNotTask
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

    Filesize

    1KB

    MD5

    fc5408c48a55314c72e200b74330cac4

    SHA1

    7e8889ec3189a40e6078088927bf3612753fa628

    SHA256

    7ea2a016d97635b1367455af2250cbf9e9c34d293829d11fc21ce905347590c4

    SHA512

    481753ef755c188012919ea728ea0395f22b6ce83f2f9a11675be6072f154db141b2382dc62ad7c3c95e36596529176a66f40e3d118cf0e33ea8e6f716ae1d77

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464

    Filesize

    724B

    MD5

    8202a1cd02e7d69597995cabbe881a12

    SHA1

    8858d9d934b7aa9330ee73de6c476acf19929ff6

    SHA256

    58f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5

    SHA512

    97ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

    Filesize

    410B

    MD5

    4fcb6324d0cc5736a4588f0a17c14e73

    SHA1

    1516061eb49782fda52919dcfab0b94f4354b5a5

    SHA256

    f606eedd481682329eb3011db4093f420cf6794a61e8979f035b67b2928efba8

    SHA512

    29df5b20506e99f772d4ddb756272f38107d23746e41cda70f4dd8978f74460c6bddff4be33652691e333da078d758bcf775187c77376346ae9efa6a9c4cbe83

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    654f82f1f74ef36efe622405a0f54c77

    SHA1

    d1ebc46cc9032e97e9b0e1f6501f54a62ecc0f06

    SHA256

    2b9461f2557dcd0d2d9703faf0eb66c7de4d70b6bd0c7a59c6ea0eed591e8925

    SHA512

    a3a1f6a7db33b6dd8a6ae5e33089344044094328b40431d3c42748d1b5a6d8e884aba982e1291311960b81ce52a2a4380cfe3e990624b6eb7b0b3460d1e43591

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464

    Filesize

    392B

    MD5

    4f6074e118eca3b7d2b9dde584fda425

    SHA1

    cb19ecfc549a160250aebd267619a0517b8a281b

    SHA256

    72ec2fc190c6f2cb5321557e17da8b230fc3f1e8476aedd16f7dfc509845c575

    SHA512

    edeeeff38c305fa6384a901c82af7be9e6daeaa0ca3541b5b2dbf2ae06e584d093f7a9948afb9e5ee8b1a2691f805f34388f9d9c99b85da099bb5af91a454bc5

  • C:\Users\Admin\AppData\Local\8bebaf58-452d-4677-88a1-31d25f05eec3\e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118.exe

    Filesize

    711KB

    MD5

    e9b7be0e8c22db244de8af36e27a659d

    SHA1

    4161eac953f65889890904479e43333e3969f409

    SHA256

    76ee80e6da636e1751c2a9d7c7d4f18e3068babd79d8333961eaee1bca7c50e6

    SHA512

    9863c1b1841c692f5206372763a62eace87e1a85a295c7acfa6e6dfc59b7d1531d56cb2e0a7886f0eb2c08824a4c9fd789866f2a1f353a4b867b57d7f74cc001

  • C:\Users\Admin\AppData\Local\Temp\Cab27AC.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • memory/2060-8-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2060-9-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2060-27-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2060-5-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2060-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2264-7-0x0000000002D90000-0x0000000002E21000-memory.dmp

    Filesize

    580KB

  • memory/2264-2-0x0000000004570000-0x000000000468B000-memory.dmp

    Filesize

    1.1MB

  • memory/2264-0-0x0000000002D90000-0x0000000002E21000-memory.dmp

    Filesize

    580KB

  • memory/2264-1-0x0000000002D90000-0x0000000002E21000-memory.dmp

    Filesize

    580KB

  • memory/2520-37-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-36-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-50-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-51-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-52-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-55-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-57-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-58-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-59-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2520-60-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2680-35-0x0000000000310000-0x00000000003A1000-memory.dmp

    Filesize

    580KB

  • memory/2680-30-0x0000000000310000-0x00000000003A1000-memory.dmp

    Filesize

    580KB

  • memory/2680-28-0x0000000000310000-0x00000000003A1000-memory.dmp

    Filesize

    580KB