Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 11:31

General

  • Target
    tmpjtr3we4k.exe
  • Size 225KB
  • Sample260522-nmvcwact2v
  • SHA256 0d878f4ba9ea44b0f29dc5b643241549e5ff7624c22b5a3639d380f8c4f5acc4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • 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.

  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of UnmapMainImage
    PID:3228
    • C:\Users\Admin\AppData\Local\Temp\tmpjtr3we4k.exe
      "C:\Users\Admin\AppData\Local\Temp\tmpjtr3we4k.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3548
      • C:\Windows\SysWOW64\winver.exe
        winver
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:572
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 572 -s 300
          4⤵
          • Program crash
          PID:4244
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 940
        3⤵
        • Program crash
        PID:2988
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
    1⤵
    • Modifies data under HKEY_USERS
    PID:388
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 572 -ip 572
    1⤵
      PID:4540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3548 -ip 3548
      1⤵
        PID:1780

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            memory/3228-6-0x0000000000A20000-0x0000000000A26000-memory.dmp

            memory/3228-7-0x0000000000A20000-0x0000000000A26000-memory.dmp

            memory/3228-11-0x0000000000A30000-0x0000000000A36000-memory.dmp

            memory/3548-1-0x0000000004B70000-0x00000000051C8000-memory.dmp

            memory/3548-2-0x0000000002460000-0x0000000002461000-memory.dmp

            memory/3548-3-0x0000000004B70000-0x00000000051C8000-memory.dmp

            memory/3548-4-0x0000000002460000-0x0000000002461000-memory.dmp

            memory/3548-8-0x0000000000400000-0x000000000043C000-memory.dmp

            memory/3548-14-0x0000000004B70000-0x00000000051C8000-memory.dmp