Overview

overview

10

Static

static

8

document-1...38.xls

windows7_x64

10

document-1...38.xls

windows10_x64

10

Analysis

  • max time kernel
    70s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    02-03-2021 22:23

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Report Analysis Logs

General

  • Target

    document-1955896638.xls

  • Size

    85KB

  • MD5

    66e5e724f99a77455e36bca858366e5b

  • SHA1

    aad43897bccde3be594cf89863341050b6eed55a

  • SHA256

    16a0c2f741a14c423b7abe293e26f711fdb984fc52064982d874bf310c520b12

  • SHA512

    e96dd67971cd9e55d37278e65f59060a1f708dc2d841d6aae02bc5440a3c99dc5fcfbebc98b68fea928b4df52ca59679d03af1dca06c553a2fe68a884b056571

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\document-1955896638.xls"
    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:1276
    • C:\Windows\SYSTEM32\rundll32.exe
      rundll32 ..\IEUDLK.CJF,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:1496

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/1276-2-0x00007FFC444D0000-0x00007FFC444E0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1276-3-0x00007FFC444D0000-0x00007FFC444E0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1276-4-0x00007FFC444D0000-0x00007FFC444E0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1276-5-0x00007FFC681C0000-0x00007FFC687F7000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/1276-6-0x00007FFC444D0000-0x00007FFC444E0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1496-7-0x0000000000000000-mapping.dmp
    Download