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Analysis

  • max time kernel
    139s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 01:30

General

  • Target

    2024-10-02_bc271a21da642234dd91564f4857dee9_poet-rat_snatch.exe

  • Size

    5.8MB

  • MD5

    bc271a21da642234dd91564f4857dee9

  • SHA1

    e8e46af91fdb0087136efa157e5c3102f0285a55

  • SHA256

    73a37dc9f3b1d41d8129fe57d69d21a4f829abea0e026090aa596762590ba941

  • SHA512

    d58acff3e2eb9ec31c1b57a8c7c32655895018a44beda0c3a94b7321a4397d914624e3bb31e91f0f9f6820476583ab59926be3a175fea3ba1994bf2ac02608af

  • SSDEEP

    49152:vzlnEcO3Cgrb/TbvO90d7HjmAFd4A64nsfJa/pJMBMvDF/4q4auspdkgKKhdvZfH:63CE/Xx4LKhdkjESp

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-02_bc271a21da642234dd91564f4857dee9_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-02_bc271a21da642234dd91564f4857dee9_poet-rat_snatch.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /CREATE /XML C:\Users\Admin\AppData\Local\Temp\azlLHJPRzeyqMOCuF /F /TN ChromeUpdateTaskMachinCore
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4592
    • C:\Windows\System32\cmd.exe
      C:\Windows\System32\cmd.exe /c "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4588
      • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:4028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe

    Filesize

    5.8MB

    MD5

    5d8cedc8c665638c7720dbffe9e70812

    SHA1

    ac7f7a3603e3763e7bf7ad064951e115d4881c94

    SHA256

    67899c3d8067d0e002a6b17650762731c2790c6e8ebb4de79e39c7e81881902b

    SHA512

    c73a33b1efc1799211ba72fe5f99b425f6c286176d5eefdd7209ddba1ba2deee29f8ffc6eaabd48f3fb92232e0ebe8a8f46befdcb29511d6ee2d71b9e8c8f00b

  • C:\Users\Admin\AppData\Local\Temp\azlLHJPRzeyqMOCuF

    Filesize

    1KB

    MD5

    9cfdac51925255e50f256ff78c1a5054

    SHA1

    de311d7dbbf8e24b8beb1fb5ec4ee383fbc61d46

    SHA256

    6240720be59f4efd83c0ea7a326971aeb4ba52b75ec7d57dd6574865e24dcea4

    SHA512

    327e27790877f1d2d9521a4b8bffaa5e6e131dc94de00d7cdd816386294577c53f3e2bedce3e4ad75d685d3a9eb4156a7eb2660969e12c5b8b8550e56f34ac32