Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-06-2024 03:45

General

  • Target

    d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe

  • Size

    72KB

  • MD5

    736e2ec3d18bc6f091002833f34e81c9

  • SHA1

    642a70fd2b90515c729874154b90d0c21eab9488

  • SHA256

    d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e

  • SHA512

    527ec6431b8dabbdaa2f3f87340722f897d28db230bbb7ba74493cdbb91e26dbdcf33d2e29116676d5ddca41365c99cc3381ad172950d1601889f1f70c8ed29e

  • SSDEEP

    768:TrItKyw5WHXfQmjIiIk9ecAa0Mb96SyX1DLdRXXXk:Tr3Z5IfQmv81ar1yXtZC

Score
9/10

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe
    "C:\Users\Admin\AppData\Local\Temp\d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Windows\SysWOW64\attrib.exe
      attrib +a +s +h +r C:\Windows\Debug\kqchost.exe
      2⤵
      • Sets file to hidden
      • Drops file in Windows directory
      • Views/modifies file attributes
      PID:4584
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D60771~1.EXE > nul
      2⤵
        PID:4368
    • C:\Windows\Debug\kqchost.exe
      C:\Windows\Debug\kqchost.exe
      1⤵
      • Executes dropped EXE
      PID:2520

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\Debug\kqchost.exe

      Filesize

      72KB

      MD5

      1fc202b589061a03d81b9186f22667ed

      SHA1

      a12664b8894614e32f3b778373962f107d54c5b7

      SHA256

      d01f3b740ff2ae2325629ce9b967ad4bb8912bad13fc938d20e412f31d54730c

      SHA512

      4b8a9c719437cb0557c41ced63797e71f0abd090d6ef2ac4abfdea9df2bb708e9af7bcf0ffe9ce63b76740589fc24e3563553fea686c320b080e858ae8fc28db