Analysis

  • max time kernel
    14s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 11:05

Errors

Reason
Machine shutdown

General

  • Target

    aa6522861b958910bdb00bb00ff9f96dJaffaCakes118.exe

  • Size

    244KB

  • MD5

    aa6522861b958910bdb00bb00ff9f96d

  • SHA1

    134fa974c45122c20b499145211d3d17e441e168

  • SHA256

    e3749002d585a11c89b38262049b4210465c7e1beeb6eaf04dabc4082d270d7b

  • SHA512

    a4701bcd26a30d18c69478dfb7446b0c52e3e1b684042732573b207a16e085bb58f2aa1c801bd21e7d82bf3f857370af122dd31ca689bbf27d5d80f291113f0c

  • SSDEEP

    6144:OLO8uTO5pzK1hzDY16xlw1pziT1vjrPj:r8uTOm1hzDq6xlw6T1vj

Malware Config

Signatures

  • Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa6522861b958910bdb00bb00ff9f96dJaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\aa6522861b958910bdb00bb00ff9f96dJaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Users\Admin\AppData\Local\Temp\lsz.exe
      "C:\Users\Admin\AppData\Local\Temp\lsz.exe"
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3796
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs -s Iprip
    1⤵
    • Server Software Component: Terminal Services DLL
    • Impair Defenses: Safe Mode Boot
    • Loads dropped DLL
    • Adds Run key to start application
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:3476
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa39bc855 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:2236

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\lsz.exe

          Filesize

          20KB

          MD5

          b165a2eef7c5b3d2e6ced7e5caa68d97

          SHA1

          3150b87422f9b0263d5666dc3203afd615bc1b96

          SHA256

          df7bb1b198cac52e9123b84dc0f708799d03677ee8f2b258c5a80a334a4c320c

          SHA512

          35910af6aa56811487e3dd92e478558c7192db3aeab7cc95058b767478b9e9174cd861b670d5a18d4632862bcc3a7199d1814a23fbaedcb3feb66f148a775e7b

        • C:\Windows\SysWOW64\fsutk.dll

          Filesize

          116KB

          MD5

          b51547a01886c2c172c0770c3bc5f35a

          SHA1

          1eaec64b79d286c9e19524ea98bc017a29bb6236

          SHA256

          b7f7e8389463a9f36100917fec181c77319fba22403cc71dbf04e4e4fe9653dd

          SHA512

          c1172c8f8b359229fdde471f0575072f524c22c90d91cef10c34921fb92af6082121f8343b86b2a4402927d4ecc11e8904d2ac054425818ff294787f0e8eeb00

        • \??\c:\$Recycle.bin\int.dat

          Filesize

          220KB

          MD5

          7630a825f57b0e7311ee4e1477271661

          SHA1

          2fc6076df11665cc6e53468c29bf4c41f2ffbf5e

          SHA256

          a044d06b61c63032c41d5a00aa7164c5c53480718ea88fa0e0a39ed69647b691

          SHA512

          d5de19d73ae3592b1483f26952c642b804d57af9912ffade5ff7e00dc879e50fb697de9e3e0465718fe1bc9c6f644765f7590db923425fec6b83f89a73ff7e3c

        • \??\c:\windows\SysWOW64\liprip.dll

          Filesize

          84KB

          MD5

          71475afa78df5a02ebf051c3f0d58d0d

          SHA1

          0fac1b3ea8afe13de65d32b81a8d0d4538f0c9f0

          SHA256

          10af200384cd51ef8e4ea017b35ac8edf1e2d2f39de400faae65cd9926b9d39e

          SHA512

          e5acb0a6e77420d4d0f21bd41743e4c4c331f8f09205d19018f014fd0df5282efdc11f5c0e78e7b4eff6d5cacb2299ef5095e22e1c50850a54a6c4e8fcd3a14f

        • memory/3476-17-0x0000000000F20000-0x0000000000F40000-memory.dmp

          Filesize

          128KB