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Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/04/2024, 03:44

General

  • Target

    d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe

  • Size

    1.3MB

  • MD5

    640ed7e89920a108d6308640a775d0dc

  • SHA1

    c0e8dfb326f2a3324c4acdcaad79d046a89d24a5

  • SHA256

    d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656

  • SHA512

    8e8b603031a315f1a01fed04ce093190d51785849153c0f3e5f4891c105df15c34dd52bc6006f35a0d4b43d6c7549df0e85de3b712fffe4c4d4e3ba910055fed

  • SSDEEP

    24576:gxgXZD3YVEDrp1B8quAB6sgmPrVUL7xr9Deqy759b3IlEFFnxVsjpv:9ZMVEXpf8bAFj8NRq7dFhxVsJ

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 16 IoCs
  • UPX dump on OEP (original entry point) 18 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 18 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\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe
    "C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.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:2428
    • C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe
      "C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3164
      • C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe
        "C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1088
    • C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe
      "C:\Users\Admin\AppData\Local\Temp\d380907053d50aec9768ac16b5e3aabf2db1a578725e572d78c3a209efad2656.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3100
  • 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=4076 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\lingerie hidden feet boots (Sylvia).zip.exe

      Filesize

      192KB

      MD5

      cfe26875b334305f9801a1573e968364

      SHA1

      632e78d16376e3fc0fda7c1ca9b58daa7d787966

      SHA256

      cd93b59a48a1e15779d125cd9df62887c3891cacea9aae234eae8a593b3c0708

      SHA512

      787ecbcc6863797b285c09a380a1b63051cadfeaff71e24c6f94e829a0e9bb8b9fd4f539c081fb938ceea57d36f7a404dbd8f77967fff6ceb34545c7f703e434

    • memory/1088-42-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-148-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-174-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-16-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-228-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-18-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-11-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-0-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-223-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-181-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-200-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-208-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-212-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-216-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2428-220-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/3100-12-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/3164-17-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB