Overview

overview

8

Static

static

8

11182140512.xls

windows7_x64

6

11182140512.xls

windows10_x64

8

Resubmissions

17/12/2020, 17:27

201217-zn5dhd2f8s10

22/09/2020, 07:26

200922-drz7628cca8

Analysis

  • max time kernel
    142s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    22/09/2020, 07:26

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General

  • Target
    11182140512.xls
  • Size 103KB
  • Sample200922-drz7628cca
  • SHA256 f726cbe23062b21e3eee285a2fb0d3b8d86bcf918b2b52c32f4949a86f66514e
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 15 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\11182140512.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Droft\Frots\Zerio.exe
      "C:\Droft\Frots\Zerio.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2304
      • C:\Droft\Frots\Zerio.exe
        C:\Droft\Frots\Zerio.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:2596
      • C:\Users\Admin\AppData\Roaming\Microsoft\Xabaaqdduf\wqrybuo.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Xabaaqdduf\wqrybuo.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3128
        • C:\Users\Admin\AppData\Roaming\Microsoft\Xabaaqdduf\wqrybuo.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Xabaaqdduf\wqrybuo.exe /C
          4⤵
          • Executes dropped EXE
          PID:1264
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn limhvdbeua /tr "\"C:\Droft\Frots\Zerio.exe\" /I limhvdbeua" /SC ONCE /Z /ST 09:33 /ET 09:45
        3⤵
        • Creates scheduled task(s)
        PID:2752

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        memory/2596-6-0x0000000002B90000-0x0000000002B91000-memory.dmp
        Download

        memory/3952-0-0x00007FF8C2FC0000-0x00007FF8C3686000-memory.dmp
        Download