Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2023 22:27

General

  • Target

    059966a7ee4d76346f99f307a572d319.exe

  • Size

    32KB

  • MD5

    059966a7ee4d76346f99f307a572d319

  • SHA1

    b5088c1bd5c2e819f9987b3ddcbe18ac8cd9cc6c

  • SHA256

    2fffd0815462e17abf992e6e5d5fabeed3cfbfd4c18d23ddb164e37a9b1870a2

  • SHA512

    5ececdb76ad55efce66121ef065bdb372419b2f0859f38e846628e62f92f13aff13d92a076e48e374dadfa1f84fedb1827518f59e90f7366a6de4178fc1bd2bc

  • SSDEEP

    768:4ADe46xgBQOr2fc3r+A0o5nWJDBCG5Ip8PHjuXpBU:4ddxhOr2jA0LJ1CZBU

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\059966a7ee4d76346f99f307a572d319.exe
    "C:\Users\Admin\AppData\Local\Temp\059966a7ee4d76346f99f307a572d319.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4172
    • C:\Windows\Explorer.exe
      C:\Windows\Explorer.exe
      2⤵
      • Modifies registry class
      PID:2264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\SVCH0ST.EXE

    Filesize

    32KB

    MD5

    059966a7ee4d76346f99f307a572d319

    SHA1

    b5088c1bd5c2e819f9987b3ddcbe18ac8cd9cc6c

    SHA256

    2fffd0815462e17abf992e6e5d5fabeed3cfbfd4c18d23ddb164e37a9b1870a2

    SHA512

    5ececdb76ad55efce66121ef065bdb372419b2f0859f38e846628e62f92f13aff13d92a076e48e374dadfa1f84fedb1827518f59e90f7366a6de4178fc1bd2bc

  • memory/4172-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4172-1-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/4172-26-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4172-27-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4172-28-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/4172-37-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB