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
    08-04-2024 01:19

General

  • Target

    c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe

  • Size

    238KB

  • MD5

    4c93f92c616e2edceb5ba2191ffb8988

  • SHA1

    a63230dfde5655511b91ae796e22502c80ff4b55

  • SHA256

    c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9

  • SHA512

    a82e628796efb97fb6932ed9a29ff62d088be32bfe1f3041ed7c3a42e3de9c93456e937a6727df3e4cf0bc508e521c8a0ffdfbf9a184b3e61a3b91c6b6632ee6

  • SSDEEP

    6144:gjluQoS3Io5RjlgVb+RqbFxGZyc+p+17FivXZQ:gEQoShPiVb+R0FEZ3+p+17FivC

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 20 IoCs
  • UPX dump on OEP (original entry point) 23 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 23 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\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe
    "C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.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:4320
    • C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe
      "C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe
        "C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1888
    • C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe
      "C:\Users\Admin\AppData\Local\Temp\c6b057bf536c2e79ac6dec5b0a6c57baf75d2af5dc5e9ca8fa03bf479b3698a9.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\spanish lesbian trambling [free] boobs (Karin,Jenna).mpeg.exe

    Filesize

    897KB

    MD5

    1e65edd43a3e6bdceb71d8efdb7ce513

    SHA1

    1b4b4f40433ba999d15a7dccd088c7ece34c95f2

    SHA256

    176678d5abe542ed0a9daa9fbbd666247b6f8b1de23119a73dd6feaf9812e2d9

    SHA512

    f4e86b2c87fe616e1915402f8a39b45e6c8b36b14b7408948160bd2142d4fce8fe1228c03f69460648ab20db9f29c5b576ac6b452c3e3d8cbf8d22b09f57e195

  • memory/1488-185-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1488-143-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1888-146-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1888-186-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2908-15-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2908-184-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-188-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-213-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-187-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-193-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-199-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-209-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-183-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-217-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-221-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-226-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-230-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-234-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-238-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-242-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4320-246-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB