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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    20/11/2023, 07:20

General

  • Target

    FedEx AWB# 985451609094.xlsx

  • Size

    1.3MB

  • MD5

    d42873987b6763e9290ad1a4f219db45

  • SHA1

    5fcef9f2f642280977679832120ff63a8d254fc9

  • SHA256

    6ff7911f326040812c14050a065e77845c98ac2116dd053be23c0cf085f551d7

  • SHA512

    590947fab9c16cdb937223d5e1718e46564c2fc757ee33c2d917ec4269dc42666821096a393ad3dc4e1dccd724f406f27991e802ceddec4f93293da849d191c6

  • SSDEEP

    24576:RHWVAu7FJJw2xlCtsddqFmvsE1e7ic+j4eerKFgQzJ:RHMhJJw2UsvTX02c12gcJ

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\FedEx AWB# 985451609094.xlsx"
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1892
  • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
    1⤵
    • Blocklisted process makes network request
    • Launches Equation Editor
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1892-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1892-1-0x000000007232D000-0x0000000072338000-memory.dmp

    Filesize

    44KB

  • memory/1892-2-0x000000007232D000-0x0000000072338000-memory.dmp

    Filesize

    44KB

  • memory/1892-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1892-5-0x000000007232D000-0x0000000072338000-memory.dmp

    Filesize

    44KB