Resubmissions

29/10/2026, 22:27

261029-2c978sft3z6

29/10/2026, 22:20

261029-19dpvsttex5

Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/10/2026, 22:20

General

  • Target
    bitdefender_avfree.exe
  • Size 21.5MB
  • Sample261029-19dpvsttex
  • SHA256 840398d70bffeb58325dbf9bdab576c6df9a02552a6b3c56040edf08dc97d1f9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bitdefender_avfree.exe
    "C:\Users\Admin\AppData\Local\Temp\bitdefender_avfree.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\agent_launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\agent_launcher.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3196
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\bddeploy.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\bddeploy.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4824
        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\setuppackage.exe
          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\setuppackage.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4156
        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\installer.exe
          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\installer.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2308

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        agent_launcher.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\agent_launcher.exe
        • Size 249KB
        • SHA256 144cadead0541912843d47aed7d88d7fdda43e49641bd6e8e0df5c0c8ca1b39a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bddeploy.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\bddeploy.exe
        • Size 406KB
        • SHA256 c77afa25bbaf58dbb5669eb31ecbdf4f415996023eb64de6c89b71f08476787e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        deploy.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\deploy.dll
        • Size 20KB
        • SHA256 ac364daac06ed770cca271fbfeef32536b3ff97ab93c978a3730e7d8b59684f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        additional.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\additional.dll
        • Size 1.6MB
        • SHA256 667d7dec51178bb488f10f31cd91d5c2b8002a54de70d235b2fc6799a5469b2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        agentpackage.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\agentpackage.exe
        • Size 15.5MB
        • SHA256 c3faaf6ecc1b1efa87655218867e75a8e95b473692b5a9e354f4d33d25a4e202
        • MD5 SHA1 SHA512 SSDEEP TLSH

        agentpackage.exe.md5

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\agentpackage.exe.md5
        • Size 32B
        • SHA256 7bb9576095488b145a7e74e3b5ee6f7f7a0502622197cabac0da23d24931e8e9
        • MD5 SHA1 SHA512

        params.json

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\data\params.json
        • Size 86B
        • SHA256 c9128459dbcebc819dde6ea43d243420497fcf5a10b403cf708299a50e5d35f1
        • MD5 SHA1 SHA512 TLSH

        installer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\installer.exe
        • Size 823KB
        • SHA256 294cc48535dc58baaef31f72c04d46daad2e18f80671d6936950122b2a946d2f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        en-US.txtui

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\lang\en-US.txtui
        • Size 10KB
        • SHA256 1868b43eab031374a3a65d6b82d853cd2371ed9ad6e043cdb53780baf3cc80b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resources.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\lang\ltr\resources.dll
        • Size 113KB
        • SHA256 9b8b309f05e7bd50c17cf499a8816c295d98f238dd263de007a082fdfadc4d3c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        productagentdp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\productagentdp.dll
        • Size 619KB
        • SHA256 279233367d5cf36b6bf6885bc36ab26b9916a7026ff73e2c2b2b1201b94bfc02
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sciter.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\sciter.dll
        • Size 4.6MB
        • SHA256 553fee2011e12543e5998467e8f692138d0c1f96aafb7cc1d691b0e65da1bf9f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setuppackage.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\setuppackage.exe
        • Size 6.2MB
        • SHA256 cf831e8f44a9ed4c0148013100137076d33b8f04e8cf024189ee414093d150aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setuppackage.exe.md5

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\setuppackage.exe.md5
        • Size 32B
        • SHA256 0cfc1861c7ba3c64b746744cc79bec0eaf0731a7283d0dd28e3bc001d52aca15
        • MD5 SHA1 SHA512

        unrar.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\packages\unrar.dll
        • Size 278KB
        • SHA256 4065f8df7710a9bb2c192df67ef033baa6fa743c59425ef3d00f69c4cd570a52
        • MD5 SHA1 SHA512 SSDEEP TLSH