Analysis

  • max time kernel
    136s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/07/2024, 02:17

General

  • Target

    bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2.exe

  • Size

    76KB

  • MD5

    44d3ba43e46afe3639969a5380cab6bf

  • SHA1

    4223faa55b429df6134da232c6d65f9345cd15d6

  • SHA256

    bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2

  • SHA512

    fa5bf1d2c93237c7cfee00ac6ba0efd53565e2833c23e230dbf0ad8f3b7016505d54a8b51eac340836eb4d1ccfb46246440b60e1712de6e6fc6092eb1b910687

  • SSDEEP

    1536:MvP69lUyW1UwzJmWRaD1gXI7uMrpzrnacxfzZ1:G69lU2UmWVXI7uMlzTFz7

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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\bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2.exe
    "C:\Users\Admin\AppData\Local\Temp\bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Users\Admin\AppData\Local\Temp\bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2.exe
      "C:\Users\Admin\AppData\Local\Temp\bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2620
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\TSEMD.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2680
        • 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\system\svchost.exe" /f
          4⤵
          • Adds Run key to start application
          PID:4380
      • C:\Users\Admin\AppData\Roaming\system\svchost.exe
        "C:\Users\Admin\AppData\Roaming\system\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2264
        • C:\Users\Admin\AppData\Roaming\system\svchost.exe
          "C:\Users\Admin\AppData\Roaming\system\svchost.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4144
        • C:\Users\Admin\AppData\Roaming\system\svchost.exe
          "C:\Users\Admin\AppData\Roaming\system\svchost.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:4364
          • C:\Users\Admin\AppData\Roaming\system\svchost.exe
            "C:\Users\Admin\AppData\Roaming\system\svchost.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            PID:8

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\cxz.exe

    Filesize

    294B

    MD5

    b3030e8233f92962ebbbb7d60cec6ded

    SHA1

    20c282431e255c840d290fd18e7ba3eacd874642

    SHA256

    1f63ffc8c981f1ccf70b59a12091a48fbf6d795f52088d08544ff79d0fddbd1a

    SHA512

    870ff031efc4b35e50f256e917b3bf8dc412eec2d98c2fc590b064fdc2b579176dfb72c5350accf958575aa4eb1a92577c36351c67910404eca3e82758922980

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

    Filesize

    148B

    MD5

    05d958f804a3cb770b18371699915faf

    SHA1

    82e91a19f4f23340db8bb5c7d271aa0b590ff723

    SHA256

    61ae6f17d637624fd66d1dfad93a1c6a863aa7caf67d3e267910f4b9212bdf52

    SHA512

    3ff7be267167f2c447e9aeef2f5e84785dd45d08a10738b1b4c1b01b21d3ea29e637ede50b1091211b97fd40ae5b2bea54e053200778228ffde852f8a19ce921

  • C:\Users\Admin\AppData\Local\Temp\bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2.exe

    Filesize

    76KB

    MD5

    44d3ba43e46afe3639969a5380cab6bf

    SHA1

    4223faa55b429df6134da232c6d65f9345cd15d6

    SHA256

    bd7952313a13fa6b4522e03332d6c00eaf68bc08c01849a126546cc27a1a02a2

    SHA512

    fa5bf1d2c93237c7cfee00ac6ba0efd53565e2833c23e230dbf0ad8f3b7016505d54a8b51eac340836eb4d1ccfb46246440b60e1712de6e6fc6092eb1b910687

  • C:\Users\Admin\AppData\Roaming\system\svchost.exe

    Filesize

    76KB

    MD5

    c113713381f4484fc5d018b2d9b5dac8

    SHA1

    269fac93da2d516f06327a03f1589ea48403eebf

    SHA256

    63fdc6b6821272cf8cfb06d4fc702cc19eaaa7a2917abd0b8a54f473f12b7f16

    SHA512

    f8c36be71f81d86f3ee9d113439e4ecb087da3449e4135aac91adf53121cfa66871fd149d8c514c67fffb10998d99eb55986e3a905d33c6c63b08defdf442004

  • memory/8-84-0x0000000000400000-0x0000000000404000-memory.dmp

    Filesize

    16KB

  • memory/8-57-0x0000000000400000-0x0000000000404000-memory.dmp

    Filesize

    16KB

  • memory/8-62-0x0000000000400000-0x0000000000404000-memory.dmp

    Filesize

    16KB

  • memory/2264-51-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/2264-39-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/2264-38-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/2620-11-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-6-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-10-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-55-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-37-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4144-86-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4144-52-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4364-48-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/4364-54-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/4364-53-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/4364-42-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/4364-59-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/4992-3-0x0000000002120000-0x0000000002121000-memory.dmp

    Filesize

    4KB

  • memory/4992-4-0x0000000002140000-0x0000000002141000-memory.dmp

    Filesize

    4KB

  • memory/4992-5-0x0000000002150000-0x0000000002151000-memory.dmp

    Filesize

    4KB

  • memory/4992-2-0x00000000020F0000-0x00000000020F1000-memory.dmp

    Filesize

    4KB

  • memory/4992-8-0x0000000002180000-0x0000000002181000-memory.dmp

    Filesize

    4KB