Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/11/2024, 18:30

General

  • Target

    b583800cd5e6338eef6736009494c549c0c4e74fa230dd79b9b0533ef0ec80a5.xlsm

  • Size

    73KB

  • MD5

    99e965dd69fa2baf8086de4be2d98e77

  • SHA1

    7aee51c72da47a293ce59a85b86f4110fedc8181

  • SHA256

    b583800cd5e6338eef6736009494c549c0c4e74fa230dd79b9b0533ef0ec80a5

  • SHA512

    4a5a3a17a1613a8d115ba064eb19713a216c0235ced1d5eec785f6bf7803180e1bad192fbcd4791dda74fdacac150fb8bad130e635cb53a374002bbacca14c9e

  • SSDEEP

    1536:S41yiXSto0NSVUINwtzLT7OMuuAe0yOcfpXZGsMlV4XG:x1yiCtzSmICpH7OZuvZGsMX

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://appleinfoway.com/venv/5Pp/

xlm40.dropper

http://www.atelierkikala.com/Facebook/vXY2sLFfbSSCTh/

xlm40.dropper

http://astrogurusunilbarmola.com/css/ucDJnRTACskNjrZOHr/

xlm40.dropper

http://atters.net/cgi-bin/0yIPlpXo3156/

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\b583800cd5e6338eef6736009494c549c0c4e74fa230dd79b9b0533ef0ec80a5.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:1136
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\ujg.dll
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:3368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    4KB

    MD5

    81ac12b815fb053c4d2630cc3cebbc3f

    SHA1

    9bc47d04f35c8d91f5d4e22820d6a74378765323

    SHA256

    e07a1a01382023b054efe2e825c700a84c5962303a0a0836882560946a4fddf3

    SHA512

    83f9664b1bcb63c8ae9d68ce275a5a256b844df6b86c6418d65973fef638b9e4305bdcb956e85d3063b8645c721e9ce547133f0194729cb83741351505a0c3a1

  • C:\Users\Admin\ujg.dll

    Filesize

    91B

    MD5

    13602a959153b8c9b4600e17dc98ebdb

    SHA1

    1ac6cd8cd54a7d9a013e7f92be645b275a75243b

    SHA256

    7b5dcf39a3facf8ee0b21a1738d6b652b67768e3321aa848f2d1a5b9f80458c2

    SHA512

    e9bdf50715f9caf53644f3bf4d40e7e31620f00df1e462a9f9c9885f056cdd442cc178c1b5f9f12e5c541199e1e4ca9e06048a9c03413a77276f6ab43b46d923

  • memory/1136-13-0x00007FFF731C0000-0x00007FFF731D0000-memory.dmp

    Filesize

    64KB

  • memory/1136-9-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-4-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

    Filesize

    64KB

  • memory/1136-7-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-11-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-10-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-5-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

    Filesize

    64KB

  • memory/1136-12-0x00007FFF731C0000-0x00007FFF731D0000-memory.dmp

    Filesize

    64KB

  • memory/1136-8-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-6-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-2-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

    Filesize

    64KB

  • memory/1136-1-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

    Filesize

    64KB

  • memory/1136-17-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-18-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-19-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-20-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-16-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-15-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-14-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-3-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

    Filesize

    64KB

  • memory/1136-41-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-42-0x00007FFFB526D000-0x00007FFFB526E000-memory.dmp

    Filesize

    4KB

  • memory/1136-43-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

    Filesize

    2.0MB

  • memory/1136-0-0x00007FFFB526D000-0x00007FFFB526E000-memory.dmp

    Filesize

    4KB