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Analysis

  • max time kernel
    120s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 20:19

General

  • Target

    1bb666564410e31f11b5f3fcf232e509.exe

  • Size

    506KB

  • MD5

    1bb666564410e31f11b5f3fcf232e509

  • SHA1

    89055b178b6009fe94f82d6ef2b1504c2e4ac9f0

  • SHA256

    d17fd1cde8dce6e2ab3e1131e21961d2e9759586b2678b386b7c259df35d75e9

  • SHA512

    98348cb7bbef21212a20442d2702bb27d9b330338be92a2c3c2bb1667d5dde18249ec76389f99bc5f9173387bcdd36ab80d7650314d2decee9b342557e806861

  • SSDEEP

    6144:aTZAUsUEjwgafxU5a90BSZGh5sKU4WP7F0048Sbgf5s+RHNYYd7hM0oWc:aVPshjoZU5aoZhM7PSUxs+RHGudMBJ

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:\Users\Admin\AppData\Local\Temp\1bb666564410e31f11b5f3fcf232e509.exe
    "C:\Users\Admin\AppData\Local\Temp\1bb666564410e31f11b5f3fcf232e509.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Users\Admin\AppData\Local\Temp\1bb666564410e31f11b5f3fcf232e509.exe
      C:\Users\Admin\AppData\Local\Temp\1bb666564410e31f11b5f3fcf232e509.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\1bb666564410e31f11b5f3fcf232e509.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabFE00.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarFE51.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\1bb666564410e31f11b5f3fcf232e509.exe

    Filesize

    506KB

    MD5

    45c20be3e74c9a2f545c0437e00641ae

    SHA1

    6ce652ceaae36f88964f8bfad57c15069118fae3

    SHA256

    179b4028fe788fd4df2ca9c817687df45370522a2827fcbe4dffd9f6feb64bd4

    SHA512

    7137d923715147b51907981984515e89b52156842ef541a6f881f95553af41a9516f73db513c757864cdecbfd7ebff419dab8fea34ce29e3026b8e59e9f5dcb7

  • memory/1020-19-0x0000000000260000-0x00000000002E3000-memory.dmp

    Filesize

    524KB

  • memory/1020-23-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1020-28-0x0000000002DE0000-0x0000000002E5E000-memory.dmp

    Filesize

    504KB

  • memory/1020-64-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2252-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2252-1-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2252-2-0x00000000001A0000-0x0000000000223000-memory.dmp

    Filesize

    524KB

  • memory/2252-15-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2252-12-0x0000000002ED0000-0x0000000002F53000-memory.dmp

    Filesize

    524KB