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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/02/2024, 12:07

General

  • Target

    VirusShare_8425f28f96c15c6cdc7a33e7065f0230.exe

  • Size

    73KB

  • MD5

    8425f28f96c15c6cdc7a33e7065f0230

  • SHA1

    48e5c37fc385b6b92c497490c870ddd1f4a35c98

  • SHA256

    39eb4fc327a37168c9ae5e4509d6617fbdf061974c1394842f2f6114e394fe6b

  • SHA512

    a10a2f9b491b1a17f4a142b735dd745818dd61b6b63462c806676eb2fa5d4df900073b023ca5c0e1970763d2cfd5c6db3c3ce0521b41195db80670897246e591

  • SSDEEP

    1536:c527w0byigtMK251AXxe4/ZdX0P4AC7Nlnahl+FtzobrP3ni1nP:ouN8xe4/ZdX0PB63aP+Hzobrf8P

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare_8425f28f96c15c6cdc7a33e7065f0230.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare_8425f28f96c15c6cdc7a33e7065f0230.exe"
    1⤵
    • Modifies firewall policy service
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Users\Admin\M-3950-5949-8593-3948\winmgr.exe
      "C:\Users\Admin\M-3950-5949-8593-3948\winmgr.exe"
      2⤵
      • Executes dropped EXE
      PID:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\M-3950-5949-8593-3948\winmgr.exe

    Filesize

    73KB

    MD5

    8425f28f96c15c6cdc7a33e7065f0230

    SHA1

    48e5c37fc385b6b92c497490c870ddd1f4a35c98

    SHA256

    39eb4fc327a37168c9ae5e4509d6617fbdf061974c1394842f2f6114e394fe6b

    SHA512

    a10a2f9b491b1a17f4a142b735dd745818dd61b6b63462c806676eb2fa5d4df900073b023ca5c0e1970763d2cfd5c6db3c3ce0521b41195db80670897246e591

  • memory/2336-0-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2336-1-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2336-2-0x0000000000220000-0x000000000023A000-memory.dmp

    Filesize

    104KB

  • memory/2336-3-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2336-15-0x0000000000220000-0x000000000023A000-memory.dmp

    Filesize

    104KB

  • memory/2688-16-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2688-17-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2688-18-0x0000000000230000-0x000000000024A000-memory.dmp

    Filesize

    104KB

  • memory/2688-19-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2688-22-0x0000000000230000-0x000000000024A000-memory.dmp

    Filesize

    104KB