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Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2024, 03:38

General

  • Target

    aae824f9baef8e68b948d009d1936ef7.exe

  • Size

    42KB

  • MD5

    aae824f9baef8e68b948d009d1936ef7

  • SHA1

    af7f56a7158846d421e7f3cddf69aedb8cd3f6de

  • SHA256

    7029f70edecd9023d363b84f9907a4ed1b8aefd9276622b3c5271b68e9c681a7

  • SHA512

    3a879d0f4f82cdf4506d3cb10d26ae2f4623f29ea0dce7a08446f54922e1e1b39e5286fd85e82b349f94feca72dce0c14753cf6c6e23423a4bc61e530faa05a5

  • SSDEEP

    768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFrgzhZB20CCaQ24m:SKcR4mjD9r823Frgzh7dCbQo

Malware Config

Signatures

  • Executes dropped EXE 1 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 7 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aae824f9baef8e68b948d009d1936ef7.exe
    "C:\Users\Admin\AppData\Local\Temp\aae824f9baef8e68b948d009d1936ef7.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3164
    • 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:1420

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

    351KB

    MD5

    cb82bf15c601600427a5594f64c7a9c3

    SHA1

    c6632779d0988d8f76576f410fb943539e997dc2

    SHA256

    4195df68e811e4acaa261bce8305cf89b9b8091a7204bd9e8fbabf086469875e

    SHA512

    4090bc6d17df3cf8e05d4bf6297e2f94cb7f666ae2e202ee4d349f9fe089ec7914b469bc02be9acec571afb5744fe25d32238a8802cecd3f4d04699e1aaf3f48

  • C:\Users\Admin\AppData\Local\Temp\7x3ycbVLbdkXN40.exe

    Filesize

    42KB

    MD5

    a25d653d02c7da78466274badac0a7a0

    SHA1

    ac92ed6351970e60849cf051ec3e280308ba2328

    SHA256

    073444106c2a98de75b8af46c0649b77dfae6ef8b2f3c39396ab0b284eada6b2

    SHA512

    9e98915493e9d285b56ffc7ff5498ddd87d9485e87e98634c47dea7d71ccf14c4d984c57d64f7e04cbc1df5d65b484f4bee5d7cec710bb1dfde983563f4023b0

  • C:\Windows\CTS.exe

    Filesize

    29KB

    MD5

    70aa23c9229741a9b52e5ce388a883ac

    SHA1

    b42683e21e13de3f71db26635954d992ebe7119e

    SHA256

    9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

    SHA512

    be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

  • memory/1420-9-0x0000000000BE0000-0x0000000000BF7000-memory.dmp

    Filesize

    92KB

  • memory/1420-28-0x0000000000BE0000-0x0000000000BF7000-memory.dmp

    Filesize

    92KB

  • memory/3164-0-0x0000000000A80000-0x0000000000A97000-memory.dmp

    Filesize

    92KB

  • memory/3164-7-0x0000000000A80000-0x0000000000A97000-memory.dmp

    Filesize

    92KB