Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 17:24

General

  • Target

    806e41d028243acac6aef6ad65be0409.exe

  • Size

    1.1MB

  • MD5

    806e41d028243acac6aef6ad65be0409

  • SHA1

    f5b27bba69e5d48337b91dad56fb188a3cf8f691

  • SHA256

    f7db5c030e12d9122b26cf64146a26cdae686c0e7bc388e5d6fba6bb73248471

  • SHA512

    961133c342145d55447b7ef2efd09a78c578a20b282b1f39ec6baa90f12258aef5cb6fefa1c5d7e10bed594621a2daa4b302f35ef59d6ccaf7797ade62afcbaf

  • SSDEEP

    24576:/kJbS8WYfwDP98n3PG6nQBWTPRxOG/YFFScYFRD3L7OewVIdG3DcWVPfYGDNuu:/kSDp6nQ0TPPqScmCvIde3wG3

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\806e41d028243acac6aef6ad65be0409.exe
    "C:\Users\Admin\AppData\Local\Temp\806e41d028243acac6aef6ad65be0409.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Users\Admin\AppData\Local\Temp\Jg9iLKLLMeg1aW3.exe
      C:\Users\Admin\AppData\Local\Temp\Jg9iLKLLMeg1aW3.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:3608
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4796

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

          Filesize

          358KB

          MD5

          98ad3b487f9354eaacaaf50fd44e5d4e

          SHA1

          2209d57f272dcc9e4649d812d9c13b274c502bf2

          SHA256

          dcc29f84c1be27a093d515046e44bdf742053bd484c8300741632016a5417e68

          SHA512

          e29d8f4eca9dabbcdc0c2752c77beb69b3ad5b2d2f3f1868a799ed5a28ed39b477cd667c97728cd375a6b863fac488983576a2add7fcaf6fc5893a3460278408

        • C:\Users\Admin\AppData\Local\Temp\Jg9iLKLLMeg1aW3.exe

          Filesize

          1.1MB

          MD5

          53baee50f7a69bf3bc0fffe25341a923

          SHA1

          0b7998f5517ed4e7c5aeea3a89d73b60d2a2d102

          SHA256

          f91e258ea71dcbfc82371b2ee3e20852e45bef0cb946223d1141a6ef1dfb793f

          SHA512

          0eb28032849f775f604b7064a4f00f7d802c8c2fd5c7bc21b48298e6c3d316286963794b4c6c4981199c21f56b08d9aa466a470d40738d1b633b7feddc8e6241

        • C:\Users\Admin\AppData\Local\Temp\Jg9iLKLLMeg1aW3.exe

          Filesize

          945KB

          MD5

          f8c1cda8488083e5dd8f46d7bc010786

          SHA1

          4fe5df1b9e315eb63aad0e596cce20125042ccad

          SHA256

          dad05ea6966c5a6a79f8f6ef14d7ee580bfae97ad14e7579670ae4a79d98d8a1

          SHA512

          b4b9de008fedea9a88e4e8427a1fa04a30c09361eb2bcbb649d1a7914b1a06160bad4d9071f7990e951545af08ada424f7b531499174501f02ba6a93de7769b8

        • C:\Windows\CTS.exe

          Filesize

          35KB

          MD5

          93e5f18caebd8d4a2c893e40e5f38232

          SHA1

          fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6

          SHA256

          a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8

          SHA512

          986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54

        • memory/1020-0-0x00000000009F0000-0x0000000000A07000-memory.dmp

          Filesize

          92KB

        • memory/1020-7-0x00000000009F0000-0x0000000000A07000-memory.dmp

          Filesize

          92KB

        • memory/4796-9-0x0000000000F10000-0x0000000000F27000-memory.dmp

          Filesize

          92KB