Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    07-06-2024 08:05

General

  • Target

    d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe

  • Size

    87KB

  • MD5

    62d620e6c6685f4a31744eccdc506cec

  • SHA1

    9cbe719874b54b499dd38039a9aa6a885cb2e12e

  • SHA256

    d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5

  • SHA512

    98cd40a67d84c427afe569870228f3d795c48858418eccde80898e881be29a6f6a07d61d0b1a2236fe87685fba4461508f315c68447f384391c5d8eee2038c8c

  • SSDEEP

    1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1RY:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1Mu7

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe
    "C:\Users\Admin\AppData\Local\Temp\d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\microsofthelp.exe

    Filesize

    88KB

    MD5

    3b1dacc35614c4b623d0d2361fe643dd

    SHA1

    34189b83ed189e2c50e8682a3d67acf754c52d08

    SHA256

    83e0912e4cdc3b73111c378c5304f83d82b3cd0a542236e6b934fe84262f7a54

    SHA512

    9b4e8cf3a1e16b60c889d085ffc7302f99fb4f5447822ab0a54b5d57ae472c972c136a386dc5c89976dd9be7c8b7fe5265e65e33749bee29f0cc44c1842b8e97

  • memory/1732-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1732-3-0x0000000000020000-0x000000000002C000-memory.dmp

    Filesize

    48KB

  • memory/1732-9-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1732-8-0x0000000000020000-0x000000000002C000-memory.dmp

    Filesize

    48KB

  • memory/2096-11-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2096-15-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2096-16-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB