Analysis

  • max time kernel
    156s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 16:15

General

  • Target

    faad5e0801967071e1a4f484e40da9b9_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    faad5e0801967071e1a4f484e40da9b9

  • SHA1

    ddd682707b0a28edbb7fc8a9a815477ad023b7ef

  • SHA256

    c871f47c9a09d1623fd29e569676b8414b5530cb868314808db6b0a47c786fa0

  • SHA512

    5252b36ccffc099aff72e433a595f327df3d94b6d703a5c67067e16430aa078c4572dd4272775af33034adb4b7b92df08cbe7e8d17a31c943439e240cc5b6c8e

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6J:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5M

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\faad5e0801967071e1a4f484e40da9b9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\faad5e0801967071e1a4f484e40da9b9_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\SysWOW64\exxasdixre.exe
      exxasdixre.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:5072
      • C:\Windows\SysWOW64\dzpibpcv.exe
        C:\Windows\system32\dzpibpcv.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4604
    • C:\Windows\SysWOW64\zajthwotofyworp.exe
      zajthwotofyworp.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:624
    • C:\Windows\SysWOW64\dzpibpcv.exe
      dzpibpcv.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3980
    • C:\Windows\SysWOW64\dmtqrtcjpndtz.exe
      dmtqrtcjpndtz.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3180
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:3404
  • 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=3980 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2392

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe

      Filesize

      512KB

      MD5

      5bef13005dd05c83f8125ce40c87a7b8

      SHA1

      d874b009551df574a445203c6278a609090c05b7

      SHA256

      7d43a9828a30f599b7ba9fe032cc8d6ae9a3ec7b7b1cb68ddcb5e294ecb06c20

      SHA512

      a8fefdbe45268e127abd778a266c606bf110b42b8dba5f93feaa0c28f993be16963409a67286b88e359cd8ebc67b34539e6d6de59d371dcc06bffbc8aed88228

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

      Filesize

      3KB

      MD5

      303e486a9c3097cb8dbd2fccce6e694c

      SHA1

      a19e92dd560a578bab5c58d32d4ae53b9090b911

      SHA256

      64d17d24a34371c81e3840e080f2e12bc0ad33ba68a08427b433e9aafe1e8435

      SHA512

      7891b98a1441b9f78e35126c2ed0f66e919c30ddf6f903fa00c12251121fe50092f9a7797084a07f5bdaf89173956379883bfba5b218d81f105561b86850dc87

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

      Filesize

      3KB

      MD5

      3e627db5409f354933172a1c21c1cdcb

      SHA1

      6f84ff7ebca66232ecb46fa9e40ce89f2ddad441

      SHA256

      a494d70736b0c8084ab55a411cab5d29f13d9ccf11fa255f2a6332d9600fb5c9

      SHA512

      0341ebbf9746a1a80c93515320ecb80be8c18bd115c179801ecd94c6be0997830f6e377e7417ec771dabe7c0a372ee4d127738f50a7720d29c7af7074a05e107

    • C:\Windows\SysWOW64\dmtqrtcjpndtz.exe

      Filesize

      512KB

      MD5

      2f680b6e7efa1ef5fc31648b351e5125

      SHA1

      14be950d6ce5638967763fef118f605159a56a51

      SHA256

      5bbe5e43955d332ac228ba345a0dd5b3379680263411a7f9258149f904f71335

      SHA512

      372de3a7ce9c0a252f90793f272bf35e8054aca4a66c801816cca693c80b3db17f7d1c351a3d46082c37536318f350c5a9e86162fa4f202c107d24a7cd9ff940

    • C:\Windows\SysWOW64\dzpibpcv.exe

      Filesize

      512KB

      MD5

      5d3dca2fb7ae93aab72cd3b114c1073e

      SHA1

      bd84bd4e5d9d24f4c6d4d46a8e2e51b87ea156c0

      SHA256

      f49daa21618d35672c474d4fe3792654c8ec42dec05a9c03ee75599891c13106

      SHA512

      39703adb607e7def8c79937fd9ba6a2a611fdc777f84f64e0292675c6754c8a254944314fe3c306069f3328db93ad3e0b1a7cf4e072bdd4b1607fbd4020e007b

    • C:\Windows\SysWOW64\exxasdixre.exe

      Filesize

      512KB

      MD5

      744db600b5c8026625d76b636737d56e

      SHA1

      3bb6835a4c936134be168b37289a1aac97a8adbe

      SHA256

      8e10948a4bab58c4472c8db3a50a81fb08e5213d652dbd8d7935d2f1dd75f4dd

      SHA512

      39305b7f5fb96113701edebd903a4bbbc4f2283b251bdb68818c199dbebd574c95c73ddfb497a64d68afc0d22cb6194df33a62822fb60c114993da22b03c68c5

    • C:\Windows\SysWOW64\zajthwotofyworp.exe

      Filesize

      512KB

      MD5

      4ea7c2c1e1570c05dc87195b00447783

      SHA1

      5e6490ca4880382dd00d56a3e88b4328b34e5b90

      SHA256

      706304a2fcbeb8dfadb83308e40680e76488b18f2144a2c9fe2678039f5d2842

      SHA512

      5f5c4e7c92ab21da84408cccab6c988002e72b7aa57f227813389954d78cc297f359d62b85045832ba237a53a2d7b3579badee847e35b6af08420fa6316a13d5

    • C:\Windows\mydoc.rtf

      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • memory/3404-46-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-49-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-44-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-43-0x00007FF873470000-0x00007FF873480000-memory.dmp

      Filesize

      64KB

    • memory/3404-37-0x00007FF873470000-0x00007FF873480000-memory.dmp

      Filesize

      64KB

    • memory/3404-45-0x00007FF873470000-0x00007FF873480000-memory.dmp

      Filesize

      64KB

    • memory/3404-40-0x00007FF873470000-0x00007FF873480000-memory.dmp

      Filesize

      64KB

    • memory/3404-47-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-48-0x00007FF870F60000-0x00007FF870F70000-memory.dmp

      Filesize

      64KB

    • memory/3404-42-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-50-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-51-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-55-0x00007FF870F60000-0x00007FF870F70000-memory.dmp

      Filesize

      64KB

    • memory/3404-41-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-39-0x00007FF8B33F0000-0x00007FF8B35E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3404-38-0x00007FF873470000-0x00007FF873480000-memory.dmp

      Filesize

      64KB

    • memory/4764-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB