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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    08/09/2024, 18:53

General

  • Target

    11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe

  • Size

    110KB

  • MD5

    e7e282dfdc0b93708357ad673c3c74b4

  • SHA1

    b4ae44b5cfcb7e6d6540d240f4f98b5015bd48a6

  • SHA256

    11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905

  • SHA512

    2f230fe0aac63eb21f63653a8c2374200edd76115d6de513b8865f993f3758fdf8f997e068bdf796d606bb71cef704071bae91d8595ca6abb0d2a5ba68847a78

  • SSDEEP

    3072:ZWrKR8W9Mj6yhPyKfXtAGsKG3ERrjjNB3+IQObfjbV5HfD:GjYKlAhUBVB3pQObfj/7

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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe
    "C:\Users\Admin\AppData\Local\Temp\11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • 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:2672

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\85JRNIZzwA9YpOm.exe

    Filesize

    110KB

    MD5

    ea4e3e83249d6ae289ad36202fb37cf4

    SHA1

    629eb30e81c198610fcdef17085ca17c3b05d467

    SHA256

    9429f6f016aa1c21c805a94f2ea9033cede66f90fe6cadf82fd8606abb1d5105

    SHA512

    304a793a907d14624b962fdce321ef7eff50c24dac07c59abd9743f0776e8ed05e8fe8b646a5a8cbfb1ca60a1314482d9ca8d0f6d1504c05764042d58d191466

  • C:\Windows\CTS.exe

    Filesize

    86KB

    MD5

    0f736d30fbdaebed364c4cd9f084e500

    SHA1

    d7e96b736463af4b3edacd5cc5525cb70c593334

    SHA256

    431b7f30b7f8d520f69066b03b8dccbb35a6cb40a53c5e2320c6b5acf96b2e34

    SHA512

    570a2f76d653414fedc12ed486f2bf0333dc860f52d70faa895d6b9951ac185317637d7b076e05c932f4c536259e19a952a716e9516d506d2a19de73c50f2566