Overview

overview

10

Static

static

8

general_1828.xlsb

windows7_x64

10

general_1828.xlsb

windows10_x64

10

Analysis

  • max time kernel
    138s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    15-03-2021 06:37

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Report Analysis Logs

General

  • Target

    general_1828.xlsb

  • Size

    82KB

  • MD5

    ccc549343f05d002671d43e6a8f4252b

  • SHA1

    3c1e669672af9905061560116e43d59425777990

  • SHA256

    5d678f4e868ba941bdac1210520972363391545d2e689a55986d9a2689b831f1

  • SHA512

    3edeb1cdf5ef2dbd4cc580bde0be5c76662c6655513c8d76e5aa4f015663b123fb3e5599f573f54121211edc85edebab75aa0ec945640218e6fa7f43fe83a951

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 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 2 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\general_1828.xlsb"
    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:4804
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\wCmfmRe\dtxzrRg\GZUJoxy.dll,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:684

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/684-7-0x0000000000000000-mapping.dmp
    Download
  • memory/4804-2-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4804-3-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4804-4-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4804-5-0x00007FFA613D0000-0x00007FFA61A07000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/4804-6-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download