Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/02/2024, 03:42

General

  • Target

    a22d414045a31a20c9878baf2799f560.exe

  • Size

    77KB

  • MD5

    a22d414045a31a20c9878baf2799f560

  • SHA1

    0059edf1121b22da87bf39899d3e69b715d32cc4

  • SHA256

    0499e1c7544298c0c1f4a8fb1130f8bb85a6c1b2e7a0c318d771116d247663ca

  • SHA512

    089e958eecf899e756da0891c1919182156bb95f3baf165a6870ea72ee7b9507231df613ef5b86bba26a8c2b888f6e6be4880efd9f347a1f99e25769abf06736

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB1:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyj

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a22d414045a31a20c9878baf2799f560.exe
    "C:\Users\Admin\AppData\Local\Temp\a22d414045a31a20c9878baf2799f560.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:876

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          77KB

          MD5

          04ee836afb3267d53c36e48002503888

          SHA1

          069a4015482b41cf31d3907d7226d0d7e84cf001

          SHA256

          87c9ce232852f24a8ddaf231abaaa059a3f56a83127a088ac72c1733cfedbf61

          SHA512

          3f2a020ff71d4516cfaa071956e19304f972395fd720ba8268b326adeabd902323a219e5eb577a8fdccf8f5526cd723afdc26b06f8264382bde72b68e879603b

        • memory/876-17-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/876-20-0x00000000004F0000-0x00000000004F6000-memory.dmp

          Filesize

          24KB

        • memory/876-21-0x00000000004D0000-0x00000000004D6000-memory.dmp

          Filesize

          24KB

        • memory/876-27-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/3000-0-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/3000-1-0x0000000000520000-0x0000000000526000-memory.dmp

          Filesize

          24KB

        • memory/3000-2-0x0000000000520000-0x0000000000526000-memory.dmp

          Filesize

          24KB

        • memory/3000-3-0x00000000021B0000-0x00000000021B6000-memory.dmp

          Filesize

          24KB

        • memory/3000-18-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB