Analysis

  • max time kernel
    8s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 01:05

General

  • Target

    097f5b42bf4988a388af686858825edf.exe

  • Size

    1000KB

  • MD5

    097f5b42bf4988a388af686858825edf

  • SHA1

    c547cb231c7130a572ee7a0823d6747358e02b9a

  • SHA256

    feb9884243899a67f930e18426e48fb911f9145603bb884b13eba1e283bda27d

  • SHA512

    6b8f3d5819a01a5a45d8f19e4d9f251b0465097e6684d2e727d2763e28150811ddb12a1d5485d27b570743cce2c68ff100e51a9f8cd8d8a17049e54b60d684ce

  • SSDEEP

    12288:PCY+D1XTBMxVeHH25BhzZQ49hk0wTvh4oc+aTKckECaBwQ2tb5JLrnylUPqt0gHj:1QEW2HlvKvrc+Q1B+5vMiqt0gj2ed

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\097f5b42bf4988a388af686858825edf.exe" /TN Google_Trk_Updater /F
    1⤵
    • Creates scheduled task(s)
    PID:2680
  • C:\Users\Admin\AppData\Local\Temp\097f5b42bf4988a388af686858825edf.exe
    C:\Users\Admin\AppData\Local\Temp\097f5b42bf4988a388af686858825edf.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2996
  • C:\Users\Admin\AppData\Local\Temp\097f5b42bf4988a388af686858825edf.exe
    "C:\Users\Admin\AppData\Local\Temp\097f5b42bf4988a388af686858825edf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar4964.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2924-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2924-2-0x0000000000320000-0x00000000003A3000-memory.dmp

    Filesize

    524KB

  • memory/2924-17-0x0000000002C90000-0x0000000002D13000-memory.dmp

    Filesize

    524KB

  • memory/2924-14-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2924-1-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2996-20-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2996-24-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2996-27-0x0000000002D90000-0x0000000002E0E000-memory.dmp

    Filesize

    504KB

  • memory/2996-22-0x0000000001490000-0x0000000001513000-memory.dmp

    Filesize

    524KB

  • memory/2996-67-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB