Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 02:22

General

  • Target

    e8fe3b743ba871db4af68f7fd3911fc9_JaffaCakes118.exe

  • Size

    705KB

  • MD5

    e8fe3b743ba871db4af68f7fd3911fc9

  • SHA1

    1b7637356c1eaf4a880ad6a92c3e800238450e47

  • SHA256

    364fc17b5d2661de3f7c6db7bbfb2cd35750aefe28f186631a9dbbc6efab3c4b

  • SHA512

    612f626fdce3be514ec02edeed5ca688ab083f71c237ecd4b1e28151ff2a19439cf0de0669c4fa2d637074ad960c5f645680ab3641854fb5ae658617d1833d2d

  • SSDEEP

    12288:sDJnJM4OpSpnO8kTZl0OvkDfxbdQ44XzsJDdYtsE0NxEmb:wJnJM4OqTW30hRdthS+pF

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 25 IoCs
  • Drops file in Windows directory 3 IoCs
  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e8fe3b743ba871db4af68f7fd3911fc9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e8fe3b743ba871db4af68f7fd3911fc9_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:436
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    • Windows security modification
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:2684
  • C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
    C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
    1⤵
    • Executes dropped EXE
    PID:3024
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
    1⤵
      PID:2876
    • C:\Windows\system32\fxssvc.exe
      C:\Windows\system32\fxssvc.exe
      1⤵
      • Executes dropped EXE
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:4988
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4104 --field-trial-handle=2264,i,7994609493164365963,13212734413040148104,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2968
      • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
        "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
        1⤵
        • Executes dropped EXE
        PID:2424
      • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
        "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"
        1⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        PID:4904
      • C:\Windows\System32\msdtc.exe
        C:\Windows\System32\msdtc.exe
        1⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Windows directory
        PID:4004

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe

        Filesize

        613KB

        MD5

        9cd6a7692db1f8a4d3358e18a4d76f05

        SHA1

        dcc9f38ce4bb77f676be820afdd35b393a871e7a

        SHA256

        1d8fc288b10b23f4a80cc6e46f57a5fa7a2d9a08e291637a343a8b8dc23d10af

        SHA512

        5bc7330bb2c2a3b09edd781d3f8735f4b42095e4853efe0c25f5073b30a94b0cfde2675968b64bedfd0daa1587fcbdebbb1244af0c901cf52c373031579bb286

      • C:\Program Files\Google\Chrome\Application\106.0.5249.119\pamfjaon.tmp

        Filesize

        2.0MB

        MD5

        8addea4cfb500c899aa2ae828f129b1f

        SHA1

        58855af6248217b1858693a4ed1b93974a78fa2e

        SHA256

        43bc324b7175236e7f09f92cc6c6cb790a8138bff667b7263ef12f3fe109fc5c

        SHA512

        21f4756d644d6bc52430fc027c6c79e06e6cbc39f69a7f2014eae1e07ee11fdac6dec0b0a8a03ffb833f63b3a09e0d789fba68c395cad8832f0b359e847023e0

      • C:\Users\Admin\AppData\Local\ejbadcak\fgmmenae.tmp

        Filesize

        678KB

        MD5

        d513a95cdb04146a444ee91bf8603746

        SHA1

        1fbeed15ef7fc9c46fef0d00fe5a048934cc981a

        SHA256

        65d047778f83c6c5fab256ed823ca70f09726eca461cb10065920eb07c0060cb

        SHA512

        c0cbbb50d84dffac610ea41edd847c073ec6e20d4db0138ae7acc2a4f60e1c9ec461f344af28a42605d0ff9c3f3a785e88061a20bcab87702de95aa08fa14213

      • C:\Windows\System32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe

        Filesize

        487KB

        MD5

        61ae9a79a0fef315c4f0e8899f3aa881

        SHA1

        210248948bc0f66203b225c81e4b53098e9e07aa

        SHA256

        1248b256624ca11866ed7e53ad154005fc2078a645e167e373027118e0f87ffb

        SHA512

        b244bffea5c2fc13361637c28e6b3e38aabb29ad3bbb9b1e1763c829f10db93abbe1692dce9724ffd9a9938ebf9d66f6b7520b1301e5ecefdba2c040b280dfab

      • C:\Windows\System32\FXSSVC.exe

        Filesize

        1.0MB

        MD5

        67fa8a72320e54233cb5301a9d0197cb

        SHA1

        38929744e392952b638c9fc7f23fa88be49e6f88

        SHA256

        eef248835dbb824995aaf7cab0639b3f3a58af29a0cff1839fab46250a919580

        SHA512

        a76f967577933a6d49cb81a4830216b0ed96e77622054a290d6713c3188ccbe5e9e987c33d5bc110f32a944d91122cd9209c17ae00a210b48baf72afc1c06204

      • C:\Windows\System32\alg.exe

        Filesize

        489KB

        MD5

        931d40a2fe674d37ff09287fa3053c00

        SHA1

        c68fc53977ddd329b23807e20608c24074a7d821

        SHA256

        973ac0cab1bc4f73fe3a33bdf1a2a613832976c678964caff0fae184c7f50577

        SHA512

        71edca57fa24b39be0702a8e1ef580db4b1dab3e95c930d8d3b35374f4ef54b60fb8be7ea9edfe936563480df71ff867ee6eb7174f9700459a9036a2ac39b1e0

      • C:\Windows\System32\msdtc.exe

        Filesize

        540KB

        MD5

        b134fcb8eb27a871875cc41ec5acb3bd

        SHA1

        a0c0eab7e6c71199044f1c85f4c6e0341a18032e

        SHA256

        9cd0d779e828d7d8a44846aad1d1872a14ad013a37f111a3d3814cb82046df60

        SHA512

        0119e1f3561201aef6dd9fda7b11a27a0175a6e93604b2051be0abd5c82d2dbc33fb68a2e46bf1e17fc8838c309533e0e9dd9277ee0ccd704bdbb8fd098872dc

      • \??\c:\program files\common files\microsoft shared\source engine\ose.exe

        Filesize

        637KB

        MD5

        a4b9526162d48e76c5977b25470ee75b

        SHA1

        01fc63a66c0440174b562ff578a59dc9855f4c58

        SHA256

        7cacdb98eba7a47774e5545069c01347c2c1aa34349bc674c9f59a9d3da63c77

        SHA512

        4deb9191d62ecfc9bf607853e752eeec147cfc8c4a42ba95029272f2a1ce0e168db1edc22754b4c587c468b73cf1345423ab5b51e54e7d860baca1fa935d16f2

      • \??\c:\windows\system32\Appvclient.exe

        Filesize

        1.1MB

        MD5

        5f725a491d7af18e97501fcdb5664113

        SHA1

        e0870b8ba7a186274097e1b12f34556f0bceff74

        SHA256

        5388c0bceb32ae7368bc803da1ec0c8c0cd0dbd5af07f51a88f3f75497272914

        SHA512

        4c39886807259d75fbf134f8fafa44c79a5fafe011b131a4f0710680e7482c18f530ee18d8c6fd5a858214a22a4246c5ac81ae035ef9b167b96a129d7a2d443a

      • memory/436-17-0x00007FF6BC800000-0x00007FF6BC909000-memory.dmp

        Filesize

        1.0MB

      • memory/436-0-0x00007FF6BC800000-0x00007FF6BC909000-memory.dmp

        Filesize

        1.0MB

      • memory/436-2-0x00007FF6BC800000-0x00007FF6BC909000-memory.dmp

        Filesize

        1.0MB

      • memory/2424-50-0x00007FF628CC0000-0x00007FF628F21000-memory.dmp

        Filesize

        2.4MB

      • memory/2424-93-0x00007FF628CC0000-0x00007FF628F21000-memory.dmp

        Filesize

        2.4MB

      • memory/2684-70-0x00007FF606140000-0x00007FF606213000-memory.dmp

        Filesize

        844KB

      • memory/2684-24-0x00007FF606140000-0x00007FF606213000-memory.dmp

        Filesize

        844KB

      • memory/2684-18-0x00007FF606140000-0x00007FF606213000-memory.dmp

        Filesize

        844KB

      • memory/3024-32-0x00007FF6C7050000-0x00007FF6C7122000-memory.dmp

        Filesize

        840KB

      • memory/3024-87-0x00007FF6C7050000-0x00007FF6C7122000-memory.dmp

        Filesize

        840KB

      • memory/4004-77-0x00007FF754E40000-0x00007FF754F22000-memory.dmp

        Filesize

        904KB

      • memory/4004-119-0x00007FF754E40000-0x00007FF754F22000-memory.dmp

        Filesize

        904KB

      • memory/4904-62-0x00007FF6E2C80000-0x00007FF6E2D74000-memory.dmp

        Filesize

        976KB

      • memory/4904-64-0x00007FF6E2C80000-0x00007FF6E2D74000-memory.dmp

        Filesize

        976KB

      • memory/4988-48-0x00007FF7C4880000-0x00007FF7C49DF000-memory.dmp

        Filesize

        1.4MB

      • memory/4988-46-0x00007FF7C4880000-0x00007FF7C49DF000-memory.dmp

        Filesize

        1.4MB