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Analysis

  • max time kernel
    45s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 15:33

General

  • Target

    b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe

  • Size

    322KB

  • MD5

    2d9b42aa6232660f5e8df61226f10446

  • SHA1

    4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

  • SHA256

    b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

  • SHA512

    70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

  • SSDEEP

    6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 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 use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
    "C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4732
    • C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
      C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:812
      • C:\Windows\SysWOW64\schtasks.exe
        /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
        3⤵
        • Creates scheduled task(s)
        PID:3540
  • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
    1⤵
    • Executes dropped EXE
    PID:1712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

    Filesize

    322KB

    MD5

    2d9b42aa6232660f5e8df61226f10446

    SHA1

    4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

    SHA256

    b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

    SHA512

    70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

  • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

    Filesize

    322KB

    MD5

    2d9b42aa6232660f5e8df61226f10446

    SHA1

    4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

    SHA256

    b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

    SHA512

    70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

  • memory/812-9-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/812-13-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/812-11-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/1712-18-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/4732-8-0x0000000007160000-0x000000000717E000-memory.dmp

    Filesize

    120KB

  • memory/4732-7-0x0000000007450000-0x00000000074C6000-memory.dmp

    Filesize

    472KB

  • memory/4732-0-0x0000000000190000-0x00000000001E6000-memory.dmp

    Filesize

    344KB

  • memory/4732-6-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/4732-5-0x00000000045B0000-0x00000000045B6000-memory.dmp

    Filesize

    24KB

  • memory/4732-4-0x00000000071B0000-0x0000000007242000-memory.dmp

    Filesize

    584KB

  • memory/4732-15-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/4732-3-0x00000000076C0000-0x0000000007C64000-memory.dmp

    Filesize

    5.6MB

  • memory/4732-2-0x0000000007040000-0x000000000710C000-memory.dmp

    Filesize

    816KB

  • memory/4732-1-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB