Overview

overview

10

Static

static

8

537.xls

windows7_x64

10

537.xls

windows10_x64

7

Analysis

  • max time kernel
    135s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    02-03-2021 15:44

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General

  • Target

    537.xls

  • Size

    59KB

  • MD5

    1080ea3405d7fda958c134b22779eba9

  • SHA1

    a084dd81df0f23687f861e903bb7a5e1f8cb4956

  • SHA256

    f9daa18f5b5f3b861192e888a93bc2bd54a5a29ed0b489860aa5f8fb96afc0d4

  • SHA512

    e4a26cf1c55c85c76716a336739c00afcfc412a35ec2b0a1148989f7f91e53a84d118ad3ce312ec247da2f4105fb68028725d1cb1c372cb387c9fc616264c9c2

Score
7/10

Malware Config

Signatures

  • Deletes itself 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 use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 13 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\537.xls"
    1⤵
    • Deletes itself
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1144

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/1144-2-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1144-3-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1144-4-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1144-5-0x00007FFB56190000-0x00007FFB567C7000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/1144-6-0x00007FFB31D10000-0x00007FFB31D20000-memory.dmp
    Filesize

    64KB

    Download