Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2024, 00:44

General

  • Target

    980b0a5a2e1928152808095ff28cf618.exe

  • Size

    24KB

  • MD5

    980b0a5a2e1928152808095ff28cf618

  • SHA1

    d12903e7421d5b7d5f1621af45e201b6a1b004f5

  • SHA256

    5ccfc8bd24542e624bcda0a41fcf9f4071fe3af15d8132accbfd32623dde168c

  • SHA512

    00984ed57ae6553fbe52ae1b1a6a055d0ece3ccc6b77fae513afd76241ea3fd6701f52d34fdec190ca4917c4d4010da2033465e6ccf376722a4df545d14ab904

  • SSDEEP

    384:E3eVES+/xwGkRKJlXlM61qmTTMVF9/q5Mv0:bGS+ZfbJJO8qYoAX

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\980b0a5a2e1928152808095ff28cf618.exe
    "C:\Users\Admin\AppData\Local\Temp\980b0a5a2e1928152808095ff28cf618.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c set
        3⤵
          PID:2536
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /all
          3⤵
          • Gathers network information
          PID:2912
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:2396
        • C:\Windows\SysWOW64\net.exe
          net start
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2784
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start
            4⤵
              PID:2772
          • C:\Windows\SysWOW64\NETSTAT.EXE
            netstat -an
            3⤵
            • Gathers network information
            • Suspicious use of AdjustPrivilegeToken
            PID:2088

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • \??\c:\windows\temp\flash.log

        Filesize

        8KB

        MD5

        9f656f13471d4cd17a8204400885febb

        SHA1

        5c88327b59b7091fc961d1edc353682fa059526c

        SHA256

        f163337c92dce3b37d3b077efaaace439bbd70aba4a4f4a26b2ee06a8cfd1388

        SHA512

        771e467c96f263c2a03e7268495b40a35b5865ea2af8790016a9076f7c21ff127626c5e565e72dedb5375235330aea9be137493a12b3cdb4591dec799e872200