Analysis

  • max time kernel
    91s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-02-2024 01:18

General

  • Target

    9a68120e811e8681ff5bf716a465fcb7.exe

  • Size

    476KB

  • MD5

    9a68120e811e8681ff5bf716a465fcb7

  • SHA1

    ace9c51554199cdd0a45d8cfb181cc4b01713a50

  • SHA256

    e7b04cc88e4010b8cd5c570323677f5789ced9fdb46abf1bcdc618a846c98bba

  • SHA512

    4820a35bdc594444129adf45bdd0dd54afda7a2de9144a44f83e3ee1b48c2796a7ff24559a7e9a16d0a629dac1d2836c34e6ca4e8cf359f83b96b81ced67be18

  • SSDEEP

    12288:PRPq3pNUk7+2xObwM/XaLGuK4oXKTKHq0Hw:oMF/bwM/XkK4oae6

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a68120e811e8681ff5bf716a465fcb7.exe
    "C:\Users\Admin\AppData\Local\Temp\9a68120e811e8681ff5bf716a465fcb7.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3636
    • C:\Windows\SysWOW64\servicesp.exe
      C:\Windows\SysWOW64\servicesp.exe
      2⤵
      • Drops file in Drivers directory
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:528
      • C:\Windows\SysWOW64\ipconfig.exe
        "C:\Windows\system32\ipconfig.exe" /flushdns
        3⤵
        • Gathers network information
        PID:4912
    • C:\Windows\SysWOW64\cmd.exe
      /c C:\Users\Admin\AppData\Local\Temp\~unins1390.bat "C:\Users\Admin\AppData\Local\Temp\9a68120e811e8681ff5bf716a465fcb7.exe"
      2⤵
        PID:4148

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~unins1390.bat

      Filesize

      49B

      MD5

      9e0a2f5ab30517809b95a1ff1dd98c53

      SHA1

      5c1eefdf10e67d1e9216e2e3f5e92352d583c9ce

      SHA256

      97ac9fee75a1f7b63b3115e9c4fb9dda80b1caba26d2fb51325670dee261fe32

      SHA512

      e959cc1fd48fb1cccf135a697924c775a3812bab211fc7f9b00c5a9d617261d84c5d6f7cb548774c1e8f46811b06ca39c5603d0e10cbcb7b805f9abbe49b9b42

    • C:\Users\Adminxplore.exe

      Filesize

      89B

      MD5

      2bd83f0dd1740fff26d071dcdd59af56

      SHA1

      221e9e64a79255053a9e4da65957a7bdd6bc045b

      SHA256

      70a676e21716581858de2753ea5eec8befe6741ed299216f65a13c3853805c05

      SHA512

      fe632b63b8b850cc83f0eb2a114de60693ec0dd8b62fe8f0938b42526557889f48357da0ca3bb06bed1ad68562280023a69b54d93cff8b7266bb8ebb63ac903c

    • C:\Windows\SysWOW64\servicesp.exe

      Filesize

      132KB

      MD5

      4ab1ee1c18066a2cf0888d55a12eff89

      SHA1

      97d9c85cd3656fc1fa4db1b1b84b8a37e3ccf08b

      SHA256

      a8df10b1fb9f47897004394dd8e81dc9fdf74b5ccdcc03e63acd468a264f2ad7

      SHA512

      669b69be46db45573a3a7fd350673d793fca3e6dbc28a1969f058dfb51acf718573d274f900214a836dcf899629ef98d251a7b549109920eb5e246305ab08dcd

    • memory/3636-0-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/3636-1-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/3636-2-0x0000000002180000-0x0000000002216000-memory.dmp

      Filesize

      600KB

    • memory/3636-6-0x0000000000560000-0x0000000000561000-memory.dmp

      Filesize

      4KB