Overview

overview

10

Static

static

10

549a4c0b32...72.exe

windows7-x64

9

549a4c0b32...72.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/05/2024, 21:59

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General

  • Target

    549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.exe

  • Size

    799KB

  • MD5

    6eed710594e8331321487ae9389285b1

  • SHA1

    bde2a2da3ae10db7ce38dc5c0c5efbbaad1da76e

  • SHA256

    549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872

  • SHA512

    163aa95d16d3738bfe2587ae00d9eec7b59788c5204a3f97db4078ef13979510d060c67c3d7a9e90e841f52a7c2f6ba0debf37193bc50ce01a59d45dee829e54

  • SSDEEP

    12288:JEyDMhqhOhY1V+GCRuU6H9G8JImf4EKzn8yOwJIGzv4JCEH3YDqhh:JBOhCV+9RuUs8manO86r9h

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 17 IoCs
  • UPX dump on OEP (original entry point) 19 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.

    spywarestealer
  • UPX packed file 19 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.exe
    "C:\Users\Admin\AppData\Local\Temp\549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.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:4836
    • C:\Users\Admin\AppData\Local\Temp\549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.exe
      "C:\Users\Admin\AppData\Local\Temp\549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Users\Admin\AppData\Local\Temp\549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.exe
        "C:\Users\Admin\AppData\Local\Temp\549a4c0b3220e5efa6e01406d3af451b75f1d67bbe96cb53d296e67222188872.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\action hot (!) (Sylvia).avi.exe
          Filesize

          2.0MB

          MD5

          d52764066bc4488415a2afe0a6e95fa0

          SHA1

          b4f7889e1589073b788692cfc65905f36a67dc40

          SHA256

          73b7f117c7405f2804c5757c558fa7b9166ab4f5e16c958159ddb1de5365192e

          SHA512

          f36e465ce25747bccb565ed9616af2608b567773dbfd746e7bb09e6bac04f59ef42bc1c3e8aaaa793de603e82ea2670f7d149570845f7e0ac08320bc42d6b99a

          Download Submit

        • memory/2772-182-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4684-181-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4684-33-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-198-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-208-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-184-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-189-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-0-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-201-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-205-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-180-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-211-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-214-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-217-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-220-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-223-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-226-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4836-229-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download