Analysis

  • max time kernel
    141s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/07/2024, 08:32

General

  • Target

    ֮.exe

  • Size

    1.4MB

  • MD5

    5b09029117dedb91f4b06ef3c0e8b94f

  • SHA1

    6cef43f5147d5fe01b66748157782626cce44c28

  • SHA256

    4dbc3ae45a04dea291f318cfefdd091af2d6a2a747f4970a1c369752ca093558

  • SHA512

    fdd0385a7f094774fb77bec9830c7eb62fa081936c55c91539394421d2b0b8dde8ea7bb84a48001814a1e0b496e741cc5ee5c2ebd905c9ef945e7dbb22e38c32

  • SSDEEP

    24576:SRFS7Iid6Nx7izcFsaWrtLTOITQA6kOStpbspT63cGnD:vDd6ziVTOITQAOpT63cGnD

Malware Config

Signatures

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\֮.exe
    "C:\Users\Admin\AppData\Local\Temp\֮.exe"
    1⤵
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\twcache.ini

    Filesize

    928B

    MD5

    cf2ce018e9cb3893d81a1ebf391218e5

    SHA1

    b35c2cd75c34c85c22b998b265505338b69c96ce

    SHA256

    cf064228f31c47538177a6142db42609989c1cbcfce7d2d9239e20104c7ac9f0

    SHA512

    8f30446a9eb0f020261ba3078c01987987160d7cf279055e5a47a10ed7ef3c144d3831a26cef95f5090980a5f937d6aa7cc2737f8f665506cc6cf79a1dd51f8a

  • C:\Users\Admin\AppData\Local\Temp\֮.ini

    Filesize

    42B

    MD5

    dd84f9e2e5df476b50c0315e415f0185

    SHA1

    0dca8b4292e5e80ec1633d792f22ef51fe25549d

    SHA256

    f91870be47d74b895b693d5ae2559484bf00f02ce6d44c89a2d63e647a2e3347

    SHA512

    e576e229f1a6a5abb4bcd901e5c5a2f9e39f292037355a4b500f9d3a914f09ab82e321cedb88f04adeb718ac94e78088649fad7ebbf1e92ba7331d90c0296427

  • memory/2848-55-0x00000000753E0000-0x0000000075408000-memory.dmp

    Filesize

    160KB

  • memory/2848-56-0x00000000754F0000-0x0000000075508000-memory.dmp

    Filesize

    96KB

  • memory/2848-9-0x000000006FFF0000-0x0000000070000000-memory.dmp

    Filesize

    64KB

  • memory/2848-8-0x000000006FFF0000-0x0000000070000000-memory.dmp

    Filesize

    64KB

  • memory/2848-10-0x000000006FFF0000-0x0000000070000000-memory.dmp

    Filesize

    64KB

  • memory/2848-4-0x000000006FFF0000-0x0000000070000000-memory.dmp

    Filesize

    64KB

  • memory/2848-1-0x00000000761E0000-0x00000000761E1000-memory.dmp

    Filesize

    4KB

  • memory/2848-54-0x0000000075AD0000-0x0000000075B33000-memory.dmp

    Filesize

    396KB

  • memory/2848-0-0x000000006FFF0000-0x0000000070000000-memory.dmp

    Filesize

    64KB

  • memory/2848-5-0x00000000761C0000-0x00000000762B0000-memory.dmp

    Filesize

    960KB

  • memory/2848-57-0x00000000769F0000-0x0000000076C71000-memory.dmp

    Filesize

    2.5MB

  • memory/2848-60-0x0000000074B40000-0x0000000074BBF000-memory.dmp

    Filesize

    508KB

  • memory/2848-58-0x0000000076F00000-0x00000000774B3000-memory.dmp

    Filesize

    5.7MB

  • memory/2848-59-0x0000000076850000-0x00000000768CA000-memory.dmp

    Filesize

    488KB

  • memory/2848-61-0x0000000074D70000-0x00000000751C0000-memory.dmp

    Filesize

    4.3MB

  • memory/2848-62-0x0000000074BC0000-0x0000000074D68000-memory.dmp

    Filesize

    1.7MB

  • memory/2848-73-0x00000000761E0000-0x00000000761E1000-memory.dmp

    Filesize

    4KB

  • memory/2848-74-0x00000000761C0000-0x00000000762B0000-memory.dmp

    Filesize

    960KB

  • memory/2848-119-0x00000000769F0000-0x0000000076C71000-memory.dmp

    Filesize

    2.5MB