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Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 00:41

General

  • Target

    2024-10-01_d6f5c3a7be8825eb337285bee85f1c86_poet-rat_snatch.exe

  • Size

    5.8MB

  • MD5

    d6f5c3a7be8825eb337285bee85f1c86

  • SHA1

    64824d37e73eeb72fe0df9220be724da6c98cf98

  • SHA256

    b53a1b4d997cb1bfaecfd17a8c136e40ac1d87b249c3eee1a30ec9e4eca9689a

  • SHA512

    e1160b9d303fad1e7b0792e805efe44aa0d0b160049dcd507792cdc9de90191def0dc92a3419ef567cadeaecc0cdffa22a9d5f1355cd57b4576c8d6c2fdc00df

  • SSDEEP

    49152:vzlnEcO3Cgrb/TbvO90d7HjmAFd4A64nsfJa/pJMBMvDF/4q4auspdkgKKhdvZfZ:63CE/Xx4LKhdk8ESp

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 4 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 1 IoCs
  • Suspicious use of WriteProcessMemory 9 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\2024-10-01_d6f5c3a7be8825eb337285bee85f1c86_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-01_d6f5c3a7be8825eb337285bee85f1c86_poet-rat_snatch.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /CREATE /XML C:\Users\Admin\AppData\Local\Temp\mWcBJjxDt /F /TN ChromeUpdateTaskMachinCore
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2764
    • C:\Windows\System32\cmd.exe
      C:\Windows\System32\cmd.exe /c "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2304
      • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:1300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabB176.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB198.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    1KB

    MD5

    ea2cc9891753f3748678b2bd09bec2cc

    SHA1

    5e783b5849d35dd298f3735e04ecb44e914be3ca

    SHA256

    743ee0106885f2f3c252793d4532e7c5e68ea7442178a22c5dd14ed3ccccffea

    SHA512

    4f439c16520972faca73d0437286ad1863eb19e31e87e7e298eebb2998401c3f1126b65e30993dd6dd14a1eafa4f2a9edafa18bf51d476476a925b305e3f18c8

  • \Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe

    Filesize

    5.8MB

    MD5

    4e6a92a6d40631a65eaf2b1cde09b894

    SHA1

    aa21056b28d82865480e2c4f2a2eebffb6a27498

    SHA256

    0f9a7e2dc1c33beac9372c35233a2b1be86cf2d97571b264f38ad724b9ef4dff

    SHA512

    54b19bbfd69747b2ffd74530403436b40ac93e2a6a4f7057d91852acfa8a90846a8db275f9c1b8df422b7d3dc22d609606a94738c6fb2612927641786afc6410