Analysis

  • max time kernel
    119s
  • max time network
    97s
  • 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, 14:10

General

  • Target

    e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe

  • Size

    88KB

  • MD5

    90d50b75294418d1771bcb4e50700996

  • SHA1

    d0eaf4a52fe497966adeca2a02cef5decdc9c8a6

  • SHA256

    e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3

  • SHA512

    a029d156445fd56222cd31fa002207bcce59fdb78e8ff9002c7fdf49a6284f2426f561739aaa3dd7cad6bb5d8625bd8379b78929632d7a16a6dbc3cd433c03c0

  • SSDEEP

    1536:ahUDofByDJWbMGcEFLPEPKOJUsy1+VMAO:aIofBHbKMP0PvMAO

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 6 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 8 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 4 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe
    "C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe
      "C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1616
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GOCDW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2028
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Video Driver" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\config\explorer.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1948
      • C:\Users\Admin\AppData\Roaming\config\explorer.exe
        "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4316
        • C:\Users\Admin\AppData\Roaming\config\explorer.exe
          "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3776
        • C:\Users\Admin\AppData\Roaming\config\explorer.exe
          "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3424
          • C:\Users\Admin\AppData\Roaming\config\explorer.exe
            "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:1924

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\cxz.exe

          Filesize

          294B

          MD5

          8d94b726e00da21df5b0a34b91e12c83

          SHA1

          87c6ef15d8bef6eebb43debca518e7f2a87b53a4

          SHA256

          fc6f56e4dc22274d977f52edfa89a6ff852c0c69893d1bd0c5ac2e21a1cf3546

          SHA512

          9b8bf127f25ef6d2c2a1c8aa17a3f7424095333b13004f155cd8d08de98730d3ccff52e6de43d2749002ea7e2ed37a434afa1b4d0d643a6e29092e08743cc93e

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

          Filesize

          149B

          MD5

          fc1798b7c7938454220fda837a76f354

          SHA1

          b232912930b2bc24ff18bf7ecd58f872bbe01ea0

          SHA256

          7f0a5917b5aca9c5beb153aad0ef95bf0aeafb83768da5b086c3f029ba42d7c8

          SHA512

          d1abdd45a8e5d33893b9d19424174a07feed145d2e6b4be318ab5fde503f850579a4a101a010f30e16ecde2c7123f45357a8341214655321ee0f0097ca911331

        • C:\Users\Admin\AppData\Roaming\config\explorer.exe

          Filesize

          88KB

          MD5

          fe0a97a0412644f2073d790daac7036f

          SHA1

          101b063de06362b898596f497d66d66b9a48c591

          SHA256

          12f58522cfe2e232464751f7a3626c95f52af0b2f83851c06d66cca38cf3133d

          SHA512

          9d015c88c21a98c221e57478a5f0a8f7429fd2f24c9e536d8385e84c45a10b34c62d7cca435b348913e1d4f9f25d9d0470e32f13254b657d996ed64672533ffa

        • memory/1616-21-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1616-16-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1616-19-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1616-63-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1616-67-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1924-73-0x0000000000400000-0x0000000000404000-memory.dmp

          Filesize

          16KB

        • memory/1924-68-0x0000000000400000-0x0000000000404000-memory.dmp

          Filesize

          16KB

        • memory/1924-95-0x0000000000400000-0x0000000000404000-memory.dmp

          Filesize

          16KB

        • memory/3424-61-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/3424-62-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/3424-69-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/3424-56-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/3424-59-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/3776-97-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/4232-14-0x0000000002AE0000-0x0000000002AE1000-memory.dmp

          Filesize

          4KB

        • memory/4232-9-0x0000000002A90000-0x0000000002A91000-memory.dmp

          Filesize

          4KB

        • memory/4232-10-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

          Filesize

          4KB

        • memory/4232-8-0x0000000002A60000-0x0000000002A61000-memory.dmp

          Filesize

          4KB

        • memory/4232-4-0x0000000002A20000-0x0000000002A21000-memory.dmp

          Filesize

          4KB

        • memory/4232-2-0x0000000002A00000-0x0000000002A01000-memory.dmp

          Filesize

          4KB

        • memory/4232-11-0x0000000002AB0000-0x0000000002AB1000-memory.dmp

          Filesize

          4KB

        • memory/4232-6-0x0000000002A40000-0x0000000002A41000-memory.dmp

          Filesize

          4KB

        • memory/4232-7-0x0000000002A50000-0x0000000002A51000-memory.dmp

          Filesize

          4KB

        • memory/4232-13-0x0000000002AD0000-0x0000000002AD1000-memory.dmp

          Filesize

          4KB

        • memory/4232-3-0x0000000002A10000-0x0000000002A11000-memory.dmp

          Filesize

          4KB

        • memory/4232-15-0x0000000002AF0000-0x0000000002AF1000-memory.dmp

          Filesize

          4KB

        • memory/4232-12-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

          Filesize

          4KB

        • memory/4232-5-0x0000000002A30000-0x0000000002A31000-memory.dmp

          Filesize

          4KB

        • memory/4316-47-0x0000000000400000-0x0000000000416000-memory.dmp

          Filesize

          88KB

        • memory/4316-64-0x0000000000400000-0x0000000000416000-memory.dmp

          Filesize

          88KB

        • memory/4316-48-0x0000000000400000-0x0000000000416000-memory.dmp

          Filesize

          88KB

        • memory/4316-49-0x0000000000400000-0x0000000000416000-memory.dmp

          Filesize

          88KB