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Analysis

  • max time kernel
    147s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/05/2024, 00:51

General

  • Target

    2024-05-17_39ccaf94b21625bceeac15b67bdbe0c3_magniber.exe

  • Size

    332KB

  • MD5

    39ccaf94b21625bceeac15b67bdbe0c3

  • SHA1

    a0cc7ad11c7c62be886e3a65b701b86d936e57d7

  • SHA256

    2c69fc103729b82505265f1dcc44787af5f11f144fa3be6763a44c204b9ffadf

  • SHA512

    8c396b49460e94f1c34bff456759fff45357d994f345c1c96449e468fb38e5d7ddb30c66470b76ae376b6cc13b6419604704b8a1d72d86339a72c653f62af08f

  • SSDEEP

    6144:aEaLjp6Bybjb5+AhHbmpJJylyiCGWVdB8W:aZHcybn5V9mpJJq0G4Tt

Malware Config

Signatures

  • Modifies security service 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 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 WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-17_39ccaf94b21625bceeac15b67bdbe0c3_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-17_39ccaf94b21625bceeac15b67bdbe0c3_magniber.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Users\Admin\AppData\Local\Temp\2024-05-17_39ccaf94b21625bceeac15b67bdbe0c3_magniber.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-05-17_39ccaf94b21625bceeac15b67bdbe0c3_magniber.exe"
      2⤵
      • Modifies security service
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:832
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\yzfogqfwas.bat" "
        3⤵
        • Deletes itself
        PID:2264
      • C:\Windows\M-5050572947025827857375865240\winmgr.exe
        C:\Windows\M-5050572947025827857375865240\winmgr.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2612
        • C:\Windows\M-5050572947025827857375865240\winmgr.exe
          C:\Windows\M-5050572947025827857375865240\winmgr.exe
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          PID:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\yzfogqfwas.bat

    Filesize

    278B

    MD5

    3d7f6f289443019fa8207ea3c7fedc23

    SHA1

    57d592b577c439df20b82a1889599851d0913407

    SHA256

    8d56f6f422670e41edee71a6f71168930bbf06fc3ef2eb2f7d9f237311302bb5

    SHA512

    68484a51153baa42269c738e7788395ce14af69eef4ae156ead464248832c31e7ccc4e73c520e044e7ed301ce5c2e253f626595796066f1ff33c36b646096656

  • C:\Windows\M-5050572947025827857375865240\winmgr.exe

    Filesize

    332KB

    MD5

    39ccaf94b21625bceeac15b67bdbe0c3

    SHA1

    a0cc7ad11c7c62be886e3a65b701b86d936e57d7

    SHA256

    2c69fc103729b82505265f1dcc44787af5f11f144fa3be6763a44c204b9ffadf

    SHA512

    8c396b49460e94f1c34bff456759fff45357d994f345c1c96449e468fb38e5d7ddb30c66470b76ae376b6cc13b6419604704b8a1d72d86339a72c653f62af08f

  • memory/832-4-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/832-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/832-9-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/832-8-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-43-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-48-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-50-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-53-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-56-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-62-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2536-75-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2612-29-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2612-34-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2612-39-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2696-6-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2696-7-0x0000000000537000-0x0000000000543000-memory.dmp

    Filesize

    48KB

  • memory/2696-0-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB