Overview

overview

10

Static

static

5

a148d31685...18.exe

windows7-x64

10

a148d31685...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 16:14

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General

  • Target
    a148d316853d6ee5dcf6fd8cdced1e4e_JaffaCakes118.exe
  • Size 512KB
  • Sample240612-tpps3a1drh
  • SHA256 33909fe523ba5adae62cc42b370b109e896b1944c72298096ccb3e94e572eee3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

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

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

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • 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
    persistence
  • AutoIT Executable 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 19 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\a148d316853d6ee5dcf6fd8cdced1e4e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a148d316853d6ee5dcf6fd8cdced1e4e_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:4556
    • C:\Windows\SysWOW64\cfqzrxkzim.exe
      cfqzrxkzim.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:1368
      • C:\Windows\SysWOW64\wasbentx.exe
        C:\Windows\system32\wasbentx.exe
        3⤵
        • Executes dropped EXE
        • 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 FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1116
    • C:\Windows\SysWOW64\szviqclxqynfkdz.exe
      szviqclxqynfkdz.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1928
    • C:\Windows\SysWOW64\wasbentx.exe
      wasbentx.exe
      2⤵
      • Executes dropped EXE
      • 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 FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2884
    • C:\Windows\SysWOW64\kczicltsedmet.exe
      kczicltsedmet.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4580
    • 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:4852
  • 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=4448,i,17325488789339133686,9539570259395798500,262144 --variations-seed-version --mojo-platform-channel-handle=1416 /prefetch:8
    1⤵
      PID:1684

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          PROTTPLN.DOC.exe
          • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe
          • Size 512KB
          • SHA256 f8e9e5a397f3ca30bcb3c600930829394c12513956a7dadc1e580aedf569d654
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          PROTTPLV.DOC.exe
          • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
          • Size 512KB
          • SHA256 2879cadb1a47ff28d0e9a5858b68a760ec2929158fc6311b13f05f1d424eea90
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          iso690.xsl
          • Path C:\Users\Admin\AppData\Local\Temp\TCD304B.tmp\iso690.xsl
          • Size 263KB
          • SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          index.dat
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
          • Size 239B
          • SHA256 9def83813762ad0c5f6fdd68707d43b7ccd26633b2123254272180d76bc3faaf
          • MD5 SHA1 SHA512
          Submit Download

          fb3b0dbfee58fac8.customDestinations-ms
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
          • Size 3KB
          • SHA256 a9cf03375e8dd322de3d453d7a39c8a6f62416f4e4157fd1ebf46a4e26ff9791
          • MD5 SHA1 SHA512
          Submit Download

          fb3b0dbfee58fac8.customDestinations-ms
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
          • Size 3KB
          • SHA256 8e8a2c35e300d1e8262eca04c569b9cd451d032e9d82a8d5e475975a140f5273
          • MD5 SHA1 SHA512
          Submit Download

          cfqzrxkzim.exe
          • Path C:\Windows\SysWOW64\cfqzrxkzim.exe
          • Size 512KB
          • SHA256 f914577c7a754b12f29d3c7605db8911d8e4bf026f1cb889d5b7ed5e0d7a23f4
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          kczicltsedmet.exe
          • Path C:\Windows\SysWOW64\kczicltsedmet.exe
          • Size 512KB
          • SHA256 d09c4b402855662ad73d9ba792ccb87af3f6bfe8c5094fec0f0abed3c46497b8
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          szviqclxqynfkdz.exe
          • Path C:\Windows\SysWOW64\szviqclxqynfkdz.exe
          • Size 512KB
          • SHA256 6e967e0002a1ddf3c3d1f1e6d724e8beb692a06d5ba67e4d25de36b36b019447
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          wasbentx.exe
          • Path C:\Windows\SysWOW64\wasbentx.exe
          • Size 512KB
          • SHA256 8078a46a5fe45217e92f2ecd9a8bda004afdc7a2dc9ac180a48324261e0dc45a
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          mydoc.rtf
          • Path C:\Windows\mydoc.rtf
          • Size 223B
          • SHA256 85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
          • MD5 SHA1 SHA512
          Submit Download

          MsoIrmProtector.doc.exe
          • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
          • Size 512KB
          • SHA256 4bec0226a82f58125d9a8974947d6a326e5627d545ae5795cb767f60dbf98018
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          MsoIrmProtector.doc.exe
          • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
          • Size 512KB
          • SHA256 87aee1e31bb5d144ba22bde8511a20deeefaecff254ff5d1b84689fca6315a29
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          memory/4556-0-0x0000000000400000-0x0000000000496000-memory.dmp
          Download

          memory/4852-40-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-43-0x00007FF7DB200000-0x00007FF7DB210000-memory.dmp
          Download

          memory/4852-38-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-39-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-41-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-42-0x00007FF7DB200000-0x00007FF7DB210000-memory.dmp
          Download

          memory/4852-37-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-591-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-590-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-593-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download

          memory/4852-592-0x00007FF7DDA90000-0x00007FF7DDAA0000-memory.dmp
          Download