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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 22:57

General

  • Target

    88a342b73953627dc29c1c8a64f72312.exe

  • Size

    847KB

  • MD5

    88a342b73953627dc29c1c8a64f72312

  • SHA1

    61c3b6e3b3ea25eea72d684d1c2963ca52de5d3f

  • SHA256

    c0cb084aebfa800cbec736c2c15b40f89a43e3f2c43f571681f573b7a7155b43

  • SHA512

    5d1db29b018a00b0d4038ea8aec907ebfda446e28dae0f59e5135171254060f164dd9c6cafba879cb8aeb26a66a350cecdd0aed130f637ca792ad4a0f4a284e4

  • SSDEEP

    24576:YokJv6wM7Ob9pa1BvTSffGt6sWjKoZdPG2:XkIzW9w4+/W+oi2

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 8 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe
    "C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe
      "C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2944
      • C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe
        "C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2524
    • C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe
      "C:\Users\Admin\AppData\Local\Temp\88a342b73953627dc29c1c8a64f72312.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\swedish animal xxx big hairy .mpeg.exe

    Filesize

    1.7MB

    MD5

    85c0d243dbc1e196c5637b79b11df78a

    SHA1

    7c4b6f432607bff613f5bab0a52ef4b20c0ab881

    SHA256

    f8f076b8cca9a09f413a1fe1d4840f0c42da85bbb7ebbd483a8b130dee4066c6

    SHA512

    69ab98a5e84710b25e837e42dfbf358098aca630c327c04d9aa766356e7b2794ff4f4b2b84c6d35f7ea409a7c33fa44840a6fbd45abffa8cfff9f536522b24d1

  • memory/1544-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1544-9-0x0000000004B60000-0x0000000004B7E000-memory.dmp

    Filesize

    120KB

  • memory/1544-93-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1544-96-0x0000000004B60000-0x0000000004B7E000-memory.dmp

    Filesize

    120KB

  • memory/1952-54-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1952-100-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-53-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2944-10-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2944-52-0x0000000000540000-0x000000000055E000-memory.dmp

    Filesize

    120KB

  • memory/2944-97-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB