Analysis

  • max time kernel
    32s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-09-2024 21:21

General

  • Target

    5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5.xls

  • Size

    60KB

  • MD5

    3cf94b03f03c3edbcf58afe131e9b69d

  • SHA1

    40d42485af4f88716bfbb20f16d3799a8fcf3ab1

  • SHA256

    5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5

  • SHA512

    74bbac1db644dc782de8c0bcd71f0c3be9401c31dbb1dc6bcaca1959ffded6ed2990ddf18d58a9b945cce28b3a90b1de5f45dcfe701dde981ef37dcca17be68e

  • SSDEEP

    1536:MpKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgPDOJiA6Cv/UGLI36yOAwaJ:UKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg5

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://wordpress.agrupem.com/wp-admin/c7WVBumf5iYALK/

xlm40.dropper

http://andecam.com.ar/flyer-julio-2017-clientes/1heVrMvqUIgje/

xlm40.dropper

http://deadcode200.c1.biz/js/BZjzK85jtrVUyl6cvbj/

xlm40.dropper

http://hello-front.thlab.ru/favicon/fssoZs4b/

Signatures

  • Process spawned unexpected child process 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 28 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\5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5.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:2664
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\hhwe1.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:2824
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\hhwe2.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:2400
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\hhwe3.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:2356
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\hhwe4.ocx
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:1692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab1C0C.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1C2E.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2664-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2664-1-0x00000000727DD000-0x00000000727E8000-memory.dmp

    Filesize

    44KB

  • memory/2664-57-0x00000000727DD000-0x00000000727E8000-memory.dmp

    Filesize

    44KB