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Analysis

  • max time kernel
    133s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 18:26

General

  • Target

    ebf0477ea66e2b448e03c7d894b55764_JaffaCakes118.exe

  • Size

    20KB

  • MD5

    ebf0477ea66e2b448e03c7d894b55764

  • SHA1

    68943914562bc01f5d7c2002898de95720cc9b60

  • SHA256

    4aa5f5138f47225accc17e22463ccaa0e6f6f6f4a3a6bd9abb131b39803c6e34

  • SHA512

    05d74d0a3199f862fd5f18ebb453f4515b9e8186f0eaf57fdcc0a88ecf3585365bcb07f6246bd2940b8d0d014633011535d11633b3b1d482aa72ddfd44b7df5b

  • SSDEEP

    384:icBKBJGvdw7/bGtOl5YC5HhRI83YdwbomCH7Xrgo7IX3:fBKBJGVw7jGt+55RdnBCHTk

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 27 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ebf0477ea66e2b448e03c7d894b55764_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebf0477ea66e2b448e03c7d894b55764_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Windows\SysWOW64\Net.exe
      Net Stop Norton Antivirus Auto Protect Service
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3756
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 Stop Norton Antivirus Auto Protect Service
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1936
    • C:\Windows\SysWOW64\Net.exe
      Net Stop mcshield
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2504
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 Stop mcshield
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4052
    • C:\Windows\SysWOW64\net.exe
      net stop "Windows Firewall/Internet Connection Sharing (ICS)"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1336
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Windows Firewall/Internet Connection Sharing (ICS)"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3992
    • C:\Windows\SysWOW64\net.exe
      net stop System Restore Service
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2240
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop System Restore Service
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3540
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4976 CREDAT:17410 /prefetch:2
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:4816
  • 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 --field-trial-handle=3988,i,5469445176230119590,7931734017267321834,262144 --variations-seed-version --mojo-platform-channel-handle=3956 /prefetch:8
    1⤵
      PID:2848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files\Common Files\Services\svchost.exe

      Filesize

      20KB

      MD5

      ebf0477ea66e2b448e03c7d894b55764

      SHA1

      68943914562bc01f5d7c2002898de95720cc9b60

      SHA256

      4aa5f5138f47225accc17e22463ccaa0e6f6f6f4a3a6bd9abb131b39803c6e34

      SHA512

      05d74d0a3199f862fd5f18ebb453f4515b9e8186f0eaf57fdcc0a88ecf3585365bcb07f6246bd2940b8d0d014633011535d11633b3b1d482aa72ddfd44b7df5b

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      471B

      MD5

      d05db975cf07282910d2eeaf4d1d6e0a

      SHA1

      ee43161120259ffd9a634c71ad97a786a228c559

      SHA256

      3198a8f5168605583124b415310f2b135b6233cd3ff9d3bec9b064d609f86e5e

      SHA512

      c0aeba576a2b4baa4c38b4b4176137c3c72a426e222cf16424e333cbeb16e559499fa9c70d200adcd71bb012c35e65478772879071c80f7f9a2b945c9f6c0f3d

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      404B

      MD5

      5293ed9bd395818ad8f1ea3ba73b3169

      SHA1

      16fea4b7d801ff62ae6d54feda3e6c1a994b7067

      SHA256

      0e9cdd02a00f793553c47d0dd8fb788d8d0e3c6f4597c2f910e2d09457760104

      SHA512

      bba6ca2d45dc3c8732ed3a988c052a42a2ebda60ef863ce2f31ce7fd58a1555a2f458841eeca26ff92dea4d9e5e183bdbca168e18164abbc64fad2438b0b251d

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506

      Filesize

      328B

      MD5

      a3e2900ad6d144626df0673701d56803

      SHA1

      1c0dc28fdee1d96245e24a6459fac0615f186ed0

      SHA256

      4a0589ef0b5ad30e6234fcdd928eaa654aca0d61e798cc9bdf09ab08cdab5463

      SHA512

      5b588a2dd27c31bc3830587965ef89e8b0b21438c431c4777cb213ed55a3724232dfc2b51c5030ded741fe7bd52e9bf73e47c1b7e243a9758b1713ca6a3e9224

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver56FA.tmp

      Filesize

      15KB

      MD5

      1a545d0052b581fbb2ab4c52133846bc

      SHA1

      62f3266a9b9925cd6d98658b92adec673cbe3dd3

      SHA256

      557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

      SHA512

      bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

    • C:\Windows\SysWOW64\DirectX10.dll

      Filesize

      1.6MB

      MD5

      e0e12856ca90be7f5ab8dfc0f0313078

      SHA1

      cc5accf48b8e6c2fd39d1f800229cdbb54305518

      SHA256

      81ec3e3c98e5f0af0dca21b9f08f2be445b46df2ca2354eaf3523bddcb125619

      SHA512

      162c56367dca2291117f2391951970273969518b0db2bbc5d51c458173a8028c88d9dfd93aef01ed05b369f953e2953cc6be252daeb17556dbc33e5383900fa6

    • memory/3316-4-0x00000000001C0000-0x00000000001C2000-memory.dmp

      Filesize

      8KB

    • memory/3316-14-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-23-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-13-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-10-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-0-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-2-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-39-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/3316-1-0x00000000001C0000-0x00000000001C2000-memory.dmp

      Filesize

      8KB