Overview

overview

10

Static

static

8

7275060031...1.xlsm

windows7_x64

10

7275060031...1.xlsm

windows10_x64

10

Analysis

  • max time kernel
    135s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    01/04/2021, 18:15

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General

  • Target
    7275060031-04012021.xlsm
  • Size 173KB
  • Sample210401-q9a9vbqar2
  • SHA256 d2f5c3ad81f828b3ff314fcdceb8d7b84cb71db837573bcb4db9bf0380f0d4ad
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 3 IoCs

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

  • 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 use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 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\7275060031-04012021.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Windows\SYSTEM32\rundll32.exe
      rundll32 ..\Hodas.vyur,PluginInit
      2⤵
      • Process spawned unexpected child process
      PID:3400
    • C:\Windows\SYSTEM32\rundll32.exe
      rundll32 ..\Hodas.vyur1,PluginInit
      2⤵
      • Process spawned unexpected child process
      PID:3668
    • C:\Windows\SYSTEM32\rundll32.exe
      rundll32 ..\Hodas.vyur2,PluginInit
      2⤵
      • Process spawned unexpected child process
      PID:3616

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        memory/1108-2-0x00007FFC22770000-0x00007FFC22780000-memory.dmp
        Download

        memory/1108-3-0x00007FFC22770000-0x00007FFC22780000-memory.dmp
        Download

        memory/1108-4-0x00007FFC22770000-0x00007FFC22780000-memory.dmp
        Download

        memory/1108-5-0x00007FFC45630000-0x00007FFC45C67000-memory.dmp
        Download

        memory/1108-6-0x00007FFC22770000-0x00007FFC22780000-memory.dmp
        Download