Analysis

  • max time kernel
    73s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    24-02-2021 15:53

General

  • Target

    Cancellation_Letter_1478817952-02242021.xls

  • Size

    144KB

  • MD5

    38e8d1a8dfe9c39a1369f184d018a3ad

  • SHA1

    bfdd5fdbbd3864df904665a4d2817c9c9232c6b1

  • SHA256

    cfac4de5500a9183b6e9763dd08559184630fa5629e9b7b75872092dac199676

  • SHA512

    a2c1817170c42f8c735e1921bacdd601f3594db7c23bd2bd4c9d8b9e203843db561ff2a050dfe8d2a637491b8903651c1dca50b060928d40b174456997f03912

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://slmtv.com/tfbgl/44251701445833300000.dat

xlm40.dropper

http://dicomm-001-site35.ctempurl.com/pmslsda/44251701445833300000.dat

xlm40.dropper

http://konyahaberler.xyz/hxjxxwav/44251701445833300000.dat

xlm40.dropper

http://pandsquinny.com/nlbzyhfs/44251701445833300000.dat

Signatures

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 9 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\Cancellation_Letter_1478817952-02242021.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:528

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/528-2-0x000000002FEE1000-0x000000002FEE4000-memory.dmp
    Filesize

    12KB

  • memory/528-3-0x0000000071C01000-0x0000000071C03000-memory.dmp
    Filesize

    8KB

  • memory/528-4-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1200-5-0x000007FEF7D40000-0x000007FEF7FBA000-memory.dmp
    Filesize

    2.5MB