Analysis

  • max time kernel
    133s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/11/2024, 02:38

General

  • Target

    38146988dfbe9a3bb01e8cfb05a655a78f253e82b669dce4f614d1ee4ddff66e.xlsm

  • Size

    46KB

  • MD5

    1cc77da245baf5f04aab46997376d4a8

  • SHA1

    e2c11a46f06811a395d64df52259f06f142a1929

  • SHA256

    38146988dfbe9a3bb01e8cfb05a655a78f253e82b669dce4f614d1ee4ddff66e

  • SHA512

    a2740795415904be9071b013df3db9aa28b9cbd905dbaf600308368aad17d03c03bd6254bbfcf8c73ba4641d10c44310ca72938f170aa11d432f0bfe397884f8

  • SSDEEP

    768:cwLvfWDOevZCwrvtrDPzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VfskoM:1WDzftT5fTR4Lh1NisFYBc3cr+UqVfD9

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://congresoapp2021.com/u07di/wkdehSgS/

xlm40.dropper

http://forocavialpa.com/wp-admin/bnFI6WhjZkffrb/

xlm40.dropper

http://s1.techopesolutions.com/semicanal/g7jRfFqphhUQ5oh/

xlm40.dropper

http://tournhatrang.asia/cgi-bin/2gnqrN/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 3 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\38146988dfbe9a3bb01e8cfb05a655a78f253e82b669dce4f614d1ee4ddff66e.xlsm"
    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:3820
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe /s ..\cre.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:1368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

    Filesize

    1KB

    MD5

    cd5974e2835146e28d70317517f25db0

    SHA1

    78793d91c018f192da9b19b849a326fda0b94f50

    SHA256

    8739c9ac3350c882f0e83ca51697d3f9f0267660662c630a76c31ed3e484f620

    SHA512

    f2c72bec10d1853efd402faf565326b0b4b36be47b3fc98b29b9433e052973a376a0cde0d22f56ad4b6b74d13fde0522387f72036fbda3ab084ba54a3a48f51a

  • C:\Users\Admin\cre.ocx

    Filesize

    1KB

    MD5

    df2f87703fd9e9a7ce0603aa604bd3a1

    SHA1

    705e3ee1119cd48f9d98a53968a376a18b602079

    SHA256

    b41754336a2818c6a8854a09eb9cf5989b0d1dae87aab426a04b47bf02ccd596

    SHA512

    654e1bb9f35ec8f1f78455b8c3a4ea1905f8cee7926d07833f06d92122d9646c8d9068b6f47c5e6734994a791c04fc021d92bcd7ddd01b7bccd3e31b1a922240

  • memory/3820-13-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-9-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-6-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-4-0x00007FFDBF6D0000-0x00007FFDBF6E0000-memory.dmp

    Filesize

    64KB

  • memory/3820-3-0x00007FFDBF6D0000-0x00007FFDBF6E0000-memory.dmp

    Filesize

    64KB

  • memory/3820-10-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-14-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-8-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-11-0x00007FFDBD370000-0x00007FFDBD380000-memory.dmp

    Filesize

    64KB

  • memory/3820-7-0x00007FFDBF6D0000-0x00007FFDBF6E0000-memory.dmp

    Filesize

    64KB

  • memory/3820-5-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-0-0x00007FFDBF6D0000-0x00007FFDBF6E0000-memory.dmp

    Filesize

    64KB

  • memory/3820-16-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-19-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-20-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-17-0x00007FFDBD370000-0x00007FFDBD380000-memory.dmp

    Filesize

    64KB

  • memory/3820-18-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-15-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-12-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-2-0x00007FFDBF6D0000-0x00007FFDBF6E0000-memory.dmp

    Filesize

    64KB

  • memory/3820-35-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-36-0x00007FFDFF6ED000-0x00007FFDFF6EE000-memory.dmp

    Filesize

    4KB

  • memory/3820-40-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/3820-1-0x00007FFDFF6ED000-0x00007FFDFF6EE000-memory.dmp

    Filesize

    4KB