Overview

overview

10

Static

static

Invoice_04...0.xlsm

windows7_x64

10

Invoice_04...0.xlsm

windows10_x64

10

Analysis

  • max time kernel
    15s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    18-11-2020 13:25

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General

  • Target

    Invoice_043866_370540.xlsm

  • Size

    51KB

  • MD5

    ed931b0cc827a4f9051f80b6598a4f6e

  • SHA1

    4ec5ef894b046c2486b63b503c6b93fc2c873188

  • SHA256

    a0f15919fdcbd8208938d1118be24041fc917ca3a9a7be768eb08574fe80f447

  • SHA512

    a7c7c5b2aca294cd15ff57bbbaf62d0b410ae0618c2a61bda4e2685cd6dc490cdc53dad8a329c96e59143cdb06cf32f781bd7554bd78ff45f11a0a7bac21bf5e

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.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Program crash 1 IoCs
  • 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 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\Invoice_043866_370540.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4700
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4700 -s 4680
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:552

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/552-6-0x0000029F72DB0000-0x0000029F72DB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/552-7-0x0000029F72DB0000-0x0000029F72DB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/552-9-0x0000029F73C20000-0x0000029F73C21000-memory.dmp
    Filesize

    4KB

    Download
  • memory/552-10-0x0000029F73C20000-0x0000029F73C21000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4700-0-0x00007FF988D80000-0x00007FF9893B7000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/4700-2-0x000002716F5A5000-0x000002716F5AA000-memory.dmp
    Filesize

    20KB

    Download
  • memory/4700-3-0x000002716F5A5000-0x000002716F5AA000-memory.dmp
    Filesize

    20KB

    Download
  • memory/4700-4-0x000002716F5A5000-0x000002716F5AA000-memory.dmp
    Filesize

    20KB

    Download
  • memory/4700-5-0x000002716F5A5000-0x000002716F5AA000-memory.dmp
    Filesize

    20KB

    Download