Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2024, 22:59

General

  • Target

    ccb6dd3ab068fec6f8716c0cb62d9fed347538995486497c5c2ef088efb0a99bN.exe

  • Size

    139KB

  • MD5

    dbe0ffcbe606ee49243b0092d57bf320

  • SHA1

    e349c4e5e2c5f8ad5bea4ac1d1a1e288ec3dee5a

  • SHA256

    ccb6dd3ab068fec6f8716c0cb62d9fed347538995486497c5c2ef088efb0a99b

  • SHA512

    a3908ac45e86f9764e42807d13f972d0ff9d177831f5fd34e534bf82aa2d4fbce72ac8517ad126d0be7e2e7f1d605f15a12593a582ae16d698e3f36458eb7ffd

  • SSDEEP

    1536:rC2/fYuPfbESFYXRWhpKRycRd57JkIqFHhzm4hWru/BzihhMN45MF5FvHP132xPk:r7YubEwYXRWhpAJUHhzm4hUukS6Kmecy

Malware Config

Signatures

  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 3 IoCs
  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ccb6dd3ab068fec6f8716c0cb62d9fed347538995486497c5c2ef088efb0a99bN.exe
    "C:\Users\Admin\AppData\Local\Temp\ccb6dd3ab068fec6f8716c0cb62d9fed347538995486497c5c2ef088efb0a99bN.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\SysWOW64\sc.exe
      C:\Windows\system32\sc.exe stop SharedAccess
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2360
    • C:\Windows\SysWOW64\sc.exe
      C:\Windows\system32\sc.exe stop wscsvc
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2512
    • C:\Windows\SysWOW64\1230\smss.exe
      C:\Windows\system32\1230\smss.exe -d
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Windows\SysWOW64\sc.exe
        C:\Windows\system32\sc.exe stop SharedAccess
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2900
      • C:\Windows\SysWOW64\sc.exe
        C:\Windows\system32\sc.exe stop wscsvc
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2696

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Windows\SysWOW64\1230\smss.exe

          Filesize

          139KB

          MD5

          e27ad002701b1e6283b6bb434940f7b2

          SHA1

          5a18385185b89838c041a6df8a7264bfaed0f292

          SHA256

          2e6ea3ea6538a5a19b70f8a19962f316a77952336989287ab826b462a6062681

          SHA512

          a7c50e4488e59b1f4c3edbc73114ce557d21bccfdd1762914cbe855d7714e906ede2f7854dd90a6b55f298b4ba02bba5d67ae1c7f0ba29aa915f77ac705486e4