Analysis

  • max time kernel
    141s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 01:12

General

  • Target

    949b9cd4d45d4c66866a112b7ecd696b0e90ad749c980dc41becf04814e81e88.exe

  • Size

    63KB

  • MD5

    84db282b4e3c3bcb3559c3c0fbbfc73b

  • SHA1

    64bd664668dc280f55e82b354033e4affb838159

  • SHA256

    949b9cd4d45d4c66866a112b7ecd696b0e90ad749c980dc41becf04814e81e88

  • SHA512

    b29a74c0535aa51e3164de65cd124e8ba25ce0d41f85ef17aa604e9a5a2af3c49940d203ab18c038258a4ecfb8446908616cc6f0e588d2d8882e2807ed6354d0

  • SSDEEP

    1536:8g/9T8ROcQupqqusN3mrS/ztMhkywRFUnTmc5n4IIIIIIIIIIIIIIIIIIDIIIIIu:8g585LpPCrQt7F84IIIIIIIIIIIIIIIs

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\949b9cd4d45d4c66866a112b7ecd696b0e90ad749c980dc41becf04814e81e88.exe
    "C:\Users\Admin\AppData\Local\Temp\949b9cd4d45d4c66866a112b7ecd696b0e90ad749c980dc41becf04814e81e88.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visiblity of hidden/system files in Explorer
    • Disables RegEdit via registry modification
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Windows\SMSSme.exe
      "C:\Windows\SMSSme.exe" -xInstallOurNiceServicesYes
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visiblity of hidden/system files in Explorer
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:3104
  • C:\Windows\SMSSme.exe
    C:\Windows\SMSSme.exe -xStartOurNiceServicesYes
    1⤵
    • Modifies WinLogon for persistence
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    PID:3944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SMSSme.exe

    Filesize

    63KB

    MD5

    84db282b4e3c3bcb3559c3c0fbbfc73b

    SHA1

    64bd664668dc280f55e82b354033e4affb838159

    SHA256

    949b9cd4d45d4c66866a112b7ecd696b0e90ad749c980dc41becf04814e81e88

    SHA512

    b29a74c0535aa51e3164de65cd124e8ba25ce0d41f85ef17aa604e9a5a2af3c49940d203ab18c038258a4ecfb8446908616cc6f0e588d2d8882e2807ed6354d0

  • memory/2772-58-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-94-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-55-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-47-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-49-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-51-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-53-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-84-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-96-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-45-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-92-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-90-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-86-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2772-88-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3104-7-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3944-85-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3944-54-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3944-93-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3944-95-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3944-46-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB