Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 17:42

General

  • Target

    52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882.xls

  • Size

    101KB

  • MD5

    0a4659e6520f9b5c15553aa638148c43

  • SHA1

    693c22884d89ab12902fc1fda0960aee918746ce

  • SHA256

    52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882

  • SHA512

    ea1b173be16d8fff83a6550e0fd2858430b4a6b8526021fab0e855993b54e4d57afd4668740743db9d95f847d1b498bb4d0335fdf14b1147aa4c4306b1462677

  • SSDEEP

    3072:+Kpb8rGYrMPe3q7Q0XV5xtezE8vG8UM+MbOBzbq0f6RlD9fxW8s8OQ:+Kpb8rGYrMPe3q7Q0XV5xtuE8vG8UM+k

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://dlfreight.com/wp-includes/zLuZdtVkoriGTaRE/

xlm40.dropper

http://hadramout21.com/jetpack-temp/KjOqTnCwBbVrz8w/

xlm40.dropper

http://groupesther.com/wp-admin/2hhcMwfOG0aRi1t/

xlm40.dropper

http://datainline.com/aspnet_client/56LwAJvy/

xlm40.dropper

http://greycoconut.com/edm/0ywf2bF/

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 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 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\52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882.xls
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\txdn.dll
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\txdn.dll

    Filesize

    36KB

    MD5

    3b79e62476916ff33ddc0668a0898e6d

    SHA1

    fe4f73a8019a0407cec5e2eb0c344adc4ab73bae

    SHA256

    418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81

    SHA512

    3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

  • memory/2580-1-0x0000000072C7D000-0x0000000072C88000-memory.dmp

    Filesize

    44KB

  • memory/2580-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2580-18-0x0000000072C7D000-0x0000000072C88000-memory.dmp

    Filesize

    44KB