Overview

overview

10

Static

static

1

5331532e76...e4.exe

windows7-x64

10

5331532e76...e4.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/03/2023, 15:16

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General

  • Target
    5331532e760e8d1006f09ab8be38efe4.exe
  • Size 2.5MB
  • Sample230321-snfnbsbf75
  • SHA256 b4e0ddcf69631a6f24718c6a25ef4eee2c13d56a581ec4f102e9388b39bfb041
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
netsupportrat

Malware Config

Signatures

  • NetSupport

    NetSupport is a remote access tool sold as a legitimate system administration software.

    ratnetsupport
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5331532e760e8d1006f09ab8be38efe4.exe
    "C:\Users\Admin\AppData\Local\Temp\5331532e760e8d1006f09ab8be38efe4.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:1512
    • C:\Users\Admin\AppData\Roaming\supwinupdate\client32.exe
      "C:\Users\Admin\AppData\Roaming\supwinupdate\client32.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:4136

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        HTCTL32.DLL
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\HTCTL32.DLL
        • Size 299KB
        • SHA256 c76ee648639406c81469772311c39b46042bf1b91e47d9201908f3cf70407f30
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        HTCTL32.DLL
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\HTCTL32.DLL
        • Size 299KB
        • SHA256 c76ee648639406c81469772311c39b46042bf1b91e47d9201908f3cf70407f30
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        MSVCR100.dll
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\MSVCR100.dll
        • Size 755KB
        • SHA256 8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        NSM.LIC
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\NSM.LIC
        • Size 258B
        • SHA256 e8fea18a30729f9a3b56460964d9e9f74a7075732cf7a522456280903ddd9cf7
        • MD5 SHA1 SHA512
        Submit Download

        PCICAPI.dll
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\PCICAPI.dll
        • Size 100KB
        • SHA256 f043653ab1b8fbe5a33922df5b4fb46797e9694e5fcee807b97cc6aaef650131
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        PCICHEK.DLL
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\PCICHEK.DLL
        • Size 8KB
        • SHA256 c8911c298f860de85037f8634e8539627f5a1c13b1fffe5568d63612e29b9cd4
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        PCICL32.DLL
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\PCICL32.DLL
        • Size 3.3MB
        • SHA256 cd5510c8bc7ea60be77ad4aab502ee02d871bf4e917aeeb6921c20eebd9693dd
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        PCICL32.dll
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\PCICL32.dll
        • Size 3.3MB
        • SHA256 cd5510c8bc7ea60be77ad4aab502ee02d871bf4e917aeeb6921c20eebd9693dd
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        client32.exe
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\client32.exe
        • Size 101KB
        • SHA256 18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        client32.exe
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\client32.exe
        • Size 101KB
        • SHA256 18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        client32.exe
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\client32.exe
        • Size 101KB
        • SHA256 18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        client32.ini
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\client32.ini
        • Size 1009B
        • SHA256 2949b1bc32a6572c854f1185084d2f9f252e86c0ead6f15e3716b24ba1147b85
        • MD5 SHA1 SHA512
        Submit Download

        msvcr100.dll
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\msvcr100.dll
        • Size 755KB
        • SHA256 8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        pcicapi.dll
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\pcicapi.dll
        • Size 100KB
        • SHA256 f043653ab1b8fbe5a33922df5b4fb46797e9694e5fcee807b97cc6aaef650131
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        pcichek.dll
        • Path C:\Users\Admin\AppData\Roaming\supwinupdate\pcichek.dll
        • Size 8KB
        • SHA256 c8911c298f860de85037f8634e8539627f5a1c13b1fffe5568d63612e29b9cd4
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download