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Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    12/02/2024, 21:49

General

  • Target

    97b0b1c06121cf6c3c56b4e5b4bf678a.exe

  • Size

    29KB

  • MD5

    97b0b1c06121cf6c3c56b4e5b4bf678a

  • SHA1

    c5a6f4522a0a9e9c404025c5a65a30e71d6096dc

  • SHA256

    1eabd0196907f69e2ec31cb4e77a0f23fbefc7be7c37cf7399261287b3ddf330

  • SHA512

    4bd6fe55c847896901b87ebb82cc97d8b120730ab624f4b16605a9ed34187fdc8398f160bc5b0bc7b8fb135e29fa9af9ce82ba884ebb88a7abb877f1b6cf4b4c

  • SSDEEP

    768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFw:SKcR4mjD9r823Fw

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 6 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97b0b1c06121cf6c3c56b4e5b4bf678a.exe
    "C:\Users\Admin\AppData\Local\Temp\97b0b1c06121cf6c3c56b4e5b4bf678a.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2336
    • 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:2764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\zmdPqe3bG3wvN5T.exe

    Filesize

    29KB

    MD5

    0a67ab098b3539e7ded8136630f283c8

    SHA1

    c96fc89a6a0a23edbeeb08831384b05f6caeaa5b

    SHA256

    dccc9c656e675abd7afbfa9a98a6b1320043c89b5ec2527f708875127dbfd938

    SHA512

    465b582ab1d4151273173a6eec515a12701fd39b8064db6bbaa2534f701776bd4ff93e21be15d20d88215409ab8e0eb2058efb54621a032aaa81c9d60864f880

  • C:\Windows\CTS.exe

    Filesize

    29KB

    MD5

    70aa23c9229741a9b52e5ce388a883ac

    SHA1

    b42683e21e13de3f71db26635954d992ebe7119e

    SHA256

    9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

    SHA512

    be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

  • memory/2336-0-0x0000000000EC0000-0x0000000000ED7000-memory.dmp

    Filesize

    92KB

  • memory/2336-5-0x00000000000E0000-0x00000000000F7000-memory.dmp

    Filesize

    92KB

  • memory/2336-9-0x0000000000EC0000-0x0000000000ED7000-memory.dmp

    Filesize

    92KB

  • memory/2764-12-0x0000000000030000-0x0000000000047000-memory.dmp

    Filesize

    92KB