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Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30/04/2024, 18:34

General

  • Target

    085e324e016843d9b4a79c7644cbd3b00ed3daf4a814290ba91206704330390b.exe

  • Size

    3.1MB

  • MD5

    4c5d0fbae00c38eed59d9199f4e2dcbf

  • SHA1

    e5e072dfa48b7afb272108d63f11897a818cce82

  • SHA256

    085e324e016843d9b4a79c7644cbd3b00ed3daf4a814290ba91206704330390b

  • SHA512

    c8372a26491237538d9df3f4e20c2589991534fb7e38cdbbd98e39b6a34379974bae865b74de818551d3e27c2f0d78fc94c8800565502c2fb6889e99033a5f28

  • SSDEEP

    49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LB/B/bSqz8:sxX7QnxrloE5dpUpsbVz8

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\085e324e016843d9b4a79c7644cbd3b00ed3daf4a814290ba91206704330390b.exe
    "C:\Users\Admin\AppData\Local\Temp\085e324e016843d9b4a79c7644cbd3b00ed3daf4a814290ba91206704330390b.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevbod.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevbod.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2484
    • C:\IntelprocMC\aoptiec.exe
      C:\IntelprocMC\aoptiec.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:3036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\IntelprocMC\aoptiec.exe

    Filesize

    3.1MB

    MD5

    f17f9948dcb9be9cac69635ee703c234

    SHA1

    4c0aa750b67e171e1aa73556aa5c0fc62753ed26

    SHA256

    8add0b98ad33826fdf7e2df91d3a6d6ad3e6c69bf6da77f131f96a688958f05f

    SHA512

    5263d5aeff2e905af422f096b854e8a9b5cfd905a6f91ddd9ddbdb2513e63816ce478b1407df5f648f0a3857f885738a2a0b6e620916fc7317eab6c60b9c992f

  • C:\MintHY\optixloc.exe

    Filesize

    1.9MB

    MD5

    eeb51321b8c3387256b13c7b8835430d

    SHA1

    b36f4521fab652fbb0aefbcc8275a4b7ba2daacf

    SHA256

    26acb767111dde1c5555a2387960dae3c4bcd89271ec57866eab83dc121ebd15

    SHA512

    07c8b8f993112464f90bb084eac2303657a134a154a50b7b5f0a51ff839fc51aa3947708eed09d7f73030a773e036d291a5b9f859a5359d0bd4c5abe36492ab8

  • C:\MintHY\optixloc.exe

    Filesize

    73KB

    MD5

    dc15e86e319ef185540511b77b43aa8f

    SHA1

    8a43b3cafc32391559f9308331f6eeb2dc06f750

    SHA256

    511c0ba1c55934b3abb666a5d065ba70ec22b6f46bcd10f359acf311132fb4e6

    SHA512

    c2c2794a0105d7e9a74f5ba6beb99c6e6fab698f142944719234ee326b39f342b36164b40a802c4d2352002fc8aa637a11ef4632c81ab1cad3cc933d6142a667

  • C:\Users\Admin\253086396416_6.1_Admin.ini

    Filesize

    175B

    MD5

    471b8d3fd51f67f0bea31c828be0b065

    SHA1

    debf51b4597d75f2af9dbec2908f6d0c6c7f5494

    SHA256

    65cd88e23cf6e7cba5da6d62c65121aaace9740ba9063d6361186ff91051ae2b

    SHA512

    a1fb0df7faed3e9fe4f185267ba992fc5143e8d44cdb0915af554db7c07ddeca4b7ae19e74bb8b0937dd6303978a10ee44223f13e9c0807b7978ba99403d4939

  • C:\Users\Admin\253086396416_6.1_Admin.ini

    Filesize

    207B

    MD5

    ef92727a42fecac19f90a892dc86e2db

    SHA1

    53f4975ebdf686c736dd19902f1e659f08dac183

    SHA256

    79f8dd512e2ccb9dd30f23cd79cfc43791f38e27ebe3a1fc11ec58b2c105d436

    SHA512

    8086727cdaef208852ad3bbc5b04b7bcda3bb9b20563bc8f0caf97b7ecd92c2b41ae1366419cb2a5b5342275e6e017ebd9ca9c6ef4a57a19a3cd6c30a36453bf

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevbod.exe

    Filesize

    3.1MB

    MD5

    7021c233cea00c12963e8bd945220c3b

    SHA1

    358926ece243899faa23f2e5f929f8bc8b38764b

    SHA256

    37f293dee7f07fe83a0a0c3b8513805201842b04b133bd931a0f4a0b583b11d2

    SHA512

    6f9f2ffe7b9c68b3321f894aba2197a251c03aa8b07393c8e1bff434f964718efd004cc1dda314513998379f9cb686942771288092adad339d8ead00e162fe31