Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 04:59

General

  • Target

    fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe

  • Size

    183KB

  • MD5

    1ebb9c3494d362193cd83540ef9f72cd

  • SHA1

    3018f85506b99f54dd6e25997caa8c764d1756e3

  • SHA256

    fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9

  • SHA512

    38ca0cc89bca9bbc299d794c8e6352fb1f5bb5cd531174e73604c51470955b12e4271e8a28d630eeb0a75bf879616082eb926b10f66a15a2dd772fd817794b14

  • SSDEEP

    3072:dvs4dDXEGCLElJ1Tj4mYWR/R4nkPR/1aVqmAxZWyKe4SXS+rHV1sMQ7QDxaw8QH/:NPDLCLqIo5R4nM/4bAxZWyKeDi+rHVmQ

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 9 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 12 IoCs
  • Drops file in Program Files directory 18 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe
    "C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe"
    1⤵
    • Checks computer location settings
    • 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:3756
    • C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe
      "C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3016
      • C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe
        "C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4784
    • C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe
      "C:\Users\Admin\AppData\Local\Temp\fc3d678593c7b9a2179076884cdc16f5e1633b7b273d135a68f43be5abdbaed9.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2240

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\japanese beastiality sperm masturbation glans granny .zip.exe

          Filesize

          1.8MB

          MD5

          fa5adf27193bf2ffb4d8b15bbf7df042

          SHA1

          1fff25b3a709eb338e11f9922a9dc4131aaa8623

          SHA256

          6821c89baf457dfc8dec7f458b58b1cd3e731d3769686f421e396903b860145f

          SHA512

          b858190f545bbbc81488629b42a926a0fb487ede026e43097ffc334a100fa84cf05d10eb4e9f3beabcd9b3ff4b27c055d6d37b312f3ef8cfb2024bdcf3a18a67

        • memory/2240-61-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2240-196-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/3016-25-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/3016-193-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/3756-0-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/3756-190-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/4784-72-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/4784-210-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB