Analysis

  • max time kernel
    160s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 23:24

General

  • Target

    9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe

  • Size

    269KB

  • MD5

    2c4a114a90f9fb3531096c1ba752e800

  • SHA1

    bf8cdbc6f1c10d04e0f27bc48fd66c68937ae5e4

  • SHA256

    9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85

  • SHA512

    30a90034cff589bb08215494817500bbb25b1433f8e986444b5939e81ca49581e3cdaf9f3fd3371873b14e24ffd455cd0a4a5e7e41c123c8c9cc272cc1b1eb94

  • SSDEEP

    6144:YjluQoStIo5R4nM/40yJ2z+lbYGaneFoznS3XG4/zpbUd6dkmFp+v:YEQoSnqh2zaqnooOGmzpo2fp+v

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 9 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 19 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\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
    "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.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:3160
    • C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
      "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3144
      • C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
        "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1132
    • C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
      "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4500
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3848 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1972

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\french horse licking .mpg.exe

      Filesize

      862KB

      MD5

      fff6a87e8cd07b16a8c1a968372748ff

      SHA1

      e6574f09b651954433097b18e6618ae6acd1549e

      SHA256

      48392e3b3783bfbe3df6d04450531773552249f31ec416bfbb80f427d940085d

      SHA512

      ad00afa6f47daa6725e91eb66bd4a5946399215c08809af0acb8ed0b561b799cfeb041c246417e9326e116041c26030bb32e678dab0375fcaa34e07be24b601c

    • memory/1132-14-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/1132-197-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3144-11-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3144-192-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3160-0-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3160-173-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/4500-13-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/4500-195-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB