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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/04/2024, 20:21

General

  • Target

    8e55ae294dad77c7edf84f5c74d80f19cfe0c5e59dcfb45d00d93556777d2ef7.exe

  • Size

    74KB

  • MD5

    a7d7be50cf4724f4752f97644cf64fbc

  • SHA1

    aaa43524fcca8bbd24e736119e22df6cbe7e301b

  • SHA256

    8e55ae294dad77c7edf84f5c74d80f19cfe0c5e59dcfb45d00d93556777d2ef7

  • SHA512

    31587192e2aa2219c21ad7a83afa7eae88db7b6db933e3bf97ca0c1c38b499f993289a42d2a641a00a930c3a2e624f6963bcd719d84fd05a830f7168ecf6efc7

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOQ8:RshfSWHHNvoLqNwDDGw02eQmh0HjWOQ8

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e55ae294dad77c7edf84f5c74d80f19cfe0c5e59dcfb45d00d93556777d2ef7.exe
    "C:\Users\Admin\AppData\Local\Temp\8e55ae294dad77c7edf84f5c74d80f19cfe0c5e59dcfb45d00d93556777d2ef7.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:3248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    78KB

    MD5

    eccbd634451642336b7420c50f6ffd44

    SHA1

    5b5f2a4db40df52c0eadd7f7df858bc57ecaf26c

    SHA256

    f06e5090d92c17f499a2333f2c53e604b797f5b302112ec78f63b2cd9cd554ea

    SHA512

    7a5a27c0664cdf043cbf54389ca2a416dc93d46633701215010756fe444cea8c376480a668844804330a86ab84ba54f84fcd8ce01a92bf501e93daf41146562f

  • C:\Windows\System\rundll32.exe

    Filesize

    78KB

    MD5

    113480628b2f0b545fe5d70f3e5ccf2b

    SHA1

    f7cd89bcfd7bcd3355eaa98e0a01d505c4898f2d

    SHA256

    be1450e58d0cb839e117c3db470ec21bbe1053b4637989defbcf65b9b0c16b1c

    SHA512

    9a22e435387c143571b07229fca916322b84b51c000754ec9e63f598bb3bf7aac96ba4e10a81dcb6ee1b69f623d251344af95597f3936bbc19ff8c5102062c8f

  • memory/1412-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/1412-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB