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Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    30/06/2024, 23:15

General

  • Target

    7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe

  • Size

    32KB

  • MD5

    3c8b6c44e723252585b86acc2451f176

  • SHA1

    61dc904437a022823f108371ef331a9920693682

  • SHA256

    7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e

  • SHA512

    fc6d718c483aad46a0003e8aa75624b01089f9115fed2c6628c07d931618f92e27e502a2e18c9501ef0f210ebd4005335d453ff2aeb44622e87c67ab2c9c6373

  • SSDEEP

    768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCMb+OxGyLzI4Hc:N5VzcfA/6LrVpL74gfh16nb1x1l8

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\7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
    "C:\Users\Admin\AppData\Local\Temp\7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2648
    • 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:2876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\KmZyyNCOQDz7t6D.exe

    Filesize

    32KB

    MD5

    5a8b7e97f832d35b68b1976e1942a4e9

    SHA1

    6c6219e2f2f1c7cfe2d6bfdba89319f5b394f3d2

    SHA256

    5df4d9ed20dcc52d8072d1c5c167a2fdde8206264e39e22d419b671e6c7449e6

    SHA512

    3ccef3611d0e2ef5b03d27d831b1c72a1de0f46cf1c83647c5d75596c0ef8e80c17bdde3b671668c921bfdcaba55dc305405af7e3c441530fca32d85bbf61e5e

  • C:\Windows\CTS.exe

    Filesize

    27KB

    MD5

    a6749b968461644db5cc0ecceffb224a

    SHA1

    2795aa37b8586986a34437081351cdd791749a90

    SHA256

    720023737d7ff700818f55612ba069a609a5ddea646bb3509b615ee3523a4ca2

    SHA512

    2a276816290746ed914af9cf6427aef31ce9395b8e9937090e329a8f74fb84c62d15b196e13346caa086842b3f5f549b9eb20cbf422d18c9c1b63e6342ea90b4

  • memory/2648-0-0x0000000000080000-0x0000000000098000-memory.dmp

    Filesize

    96KB

  • memory/2648-10-0x0000000000080000-0x0000000000098000-memory.dmp

    Filesize

    96KB

  • memory/2876-11-0x0000000000FD0000-0x0000000000FE8000-memory.dmp

    Filesize

    96KB

  • memory/2876-17-0x0000000000FD0000-0x0000000000FE8000-memory.dmp

    Filesize

    96KB