Analysis

  • max time kernel
    119s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/11/2024, 11:52

General

  • Target

    7792b8a24b7d77f3b570bcc4a09f8bc4dc04905d0442ec41ec0fafccd082d2f7.exe

  • Size

    112KB

  • MD5

    d6dec4a282945d2b7c9afd6ca65de264

  • SHA1

    6c01b47e8efba2f38a1a0df61bef84d701269e4d

  • SHA256

    7792b8a24b7d77f3b570bcc4a09f8bc4dc04905d0442ec41ec0fafccd082d2f7

  • SHA512

    a789dbf76a26d6c214c56b07ecd8e5c2afb00bf0caba0d82dae85f56fd2b165dd548987f0eb61c06387a8628809f337f3301907c2107d6eb0e6a003eae3e7edc

  • SSDEEP

    768:GKEBUUC151Npquv3Rn4KE7pRnbcuyD7UYEo:ToU5bLpXRxMnouy8Do

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7792b8a24b7d77f3b570bcc4a09f8bc4dc04905d0442ec41ec0fafccd082d2f7.exe
    "C:\Users\Admin\AppData\Local\Temp\7792b8a24b7d77f3b570bcc4a09f8bc4dc04905d0442ec41ec0fafccd082d2f7.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DYCQG.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1908
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3564
    • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1748

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\DYCQG.txt

          Filesize

          148B

          MD5

          3a4614705555abb049c3298e61170b7f

          SHA1

          c8686410756f346d9551256a5b878b04770950ba

          SHA256

          cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

          SHA512

          65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

          Filesize

          112KB

          MD5

          3ab34ab69975eb14d44470fa2d35ed14

          SHA1

          4190c985040b3d770d9eeaf93b70a55628eb7eb8

          SHA256

          f47f15453c7b35763bf370604f0423b0b98b55a4269eb092bf6fabc4073ce033

          SHA512

          3a627b7580ded1b14394dd0939595c7d319448b31fee41283b4c124e814f6fd5c5bbb495a5fb69e62d32e7413ce45c607cdd08dbe38375df6539dc12d9443c24

        • memory/1748-27-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB

        • memory/2164-0-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB

        • memory/2164-26-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB