Overview

overview

8

Static

static

8

afa0d11cdc...45.xls

windows7-x64

1

afa0d11cdc...45.xls

windows10-2004-x64

6

Analysis

  • max time kernel
    204s
  • max time network
    207s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 18:23

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General

  • Target

    afa0d11cdcab4156fb4fb9d7550537c944fbf5f7327b16566e7024ca416bbf45.xls

  • Size

    34KB

  • MD5

    65d65ff03e41eef8749240a7a14761d4

  • SHA1

    9bb7e922eab3bb75c7400c8451d09d1b6f4b0dea

  • SHA256

    afa0d11cdcab4156fb4fb9d7550537c944fbf5f7327b16566e7024ca416bbf45

  • SHA512

    a8727d3fa39578e84cb102efb298eee6fe38e77baa4641e5c2c3e6a9d1ced288f91f8cd0da1feca4903bd8024cb868c9f0b06e725727a96754ee8ac539da290c

  • SSDEEP

    768:Huuuu40a5AjsdlMsbLcA/fuM0Fij2eR2OLYB68hlBVtZ3ZU+JcM15C:Huuuu40a5AjsdlMsbLcA/fuM0Fij2eYO

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 49 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\afa0d11cdcab4156fb4fb9d7550537c944fbf5f7327b16566e7024ca416bbf45.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 3528
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 3528
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        PID:2984
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 204 -p 4560 -ip 4560
    1⤵
      PID:4112

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/2256-139-0x0000000000000000-mapping.dmp
      Download
    • memory/2984-145-0x0000000000000000-mapping.dmp
      Download
    • memory/4560-132-0x00007FF9E39F0000-0x00007FF9E3A00000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4560-133-0x00007FF9E39F0000-0x00007FF9E3A00000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4560-134-0x00007FF9E39F0000-0x00007FF9E3A00000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4560-135-0x00007FF9E39F0000-0x00007FF9E3A00000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4560-136-0x00007FF9E39F0000-0x00007FF9E3A00000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4560-137-0x00007FF9E1830000-0x00007FF9E1840000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4560-138-0x00007FF9E1830000-0x00007FF9E1840000-memory.dmp
      Filesize

      64KB

      Download