Analysis

  • max time kernel
    124s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    21-05-2022 17:57

General

  • Target

    4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696.xls

  • Size

    78KB

  • MD5

    ce3701bea6edec5491a8fd80388a82fa

  • SHA1

    4af0feaecc87d1c0a272d5da53196a2789ee4085

  • SHA256

    4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696

  • SHA512

    ae8783dcf981e19e7bf760f89f7cc1758cc7273378c9f14dc7c31a5efa3ba6874a634ac2e9b2057e48c0388b863dd11ca894c85b451c390dd909b928c8541bdc

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://hostal-alfonso12.com/clases/SKtPvv/

xlm40.dropper

http://howesitgoing.com/images/HyaDnlbl6K7tbh2Lugys/

xlm40.dropper

https://www.jdserralheria.com.br/cgi-bin/KFG6/

xlm40.dropper

http://inteirado.com.br/fonts/7dJCVvuE5x3YrGQs2oJz/

xlm40.dropper

http://iciee.untirta.ac.id/test/GccRw/

xlm40.dropper

https://ideoso.com.tw/cgi-bin/zLrnBd2Eg1N3UVy5yL/

Signatures

  • 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 8 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\4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3948

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3948-117-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-118-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-119-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-120-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-129-0x00007FFD618E0000-0x00007FFD618F0000-memory.dmp
    Filesize

    64KB

  • memory/3948-130-0x00007FFD618E0000-0x00007FFD618F0000-memory.dmp
    Filesize

    64KB

  • memory/3948-281-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-282-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-283-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB

  • memory/3948-284-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmp
    Filesize

    64KB