Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/07/2026, 18:11

General

  • Target
    TeamViewer.exe
  • Size 26.7MB
  • Sample260705-ws2cdaav7k
  • SHA256 df128d2bed4b62e1b51fcde808cd0fb25561440684eb51bfe85729c6017a5b5d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TeamViewer.exe
    "C:\Users\Admin\AppData\Local\Temp\TeamViewer.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2904
    • C:\Users\Admin\AppData\Local\Temp\tv_w32.exe
      "C:\Users\Admin\AppData\Local\Temp\tv_w32.exe" --action hooks --log C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer12_Logfile.log
      2⤵
      • System Location Discovery: System Language Discovery
      PID:884
    • C:\Users\Admin\AppData\Local\Temp\tv_x64.exe
      "C:\Users\Admin\AppData\Local\Temp\tv_x64.exe" --action hooks --log C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer12_Logfile.log
      2⤵
        PID:4732

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          TeamViewer12_Logfile.log

          • Path C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer12_Logfile.log
          • Size 7KB
          • SHA256 55a6da534bd0bf761d448f8a5e4f5dd580728205ff4c0611320d900994377663
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2904-0-0x0000000005630000-0x0000000005631000-memory.dmp

          memory/2904-5-0x0000000005630000-0x0000000005631000-memory.dmp