Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250610-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/09/2025, 17:27

General

  • Target
    HomeMpeg.exe
  • Size 1.8MB
  • Sample250910-v1hdsshj3y
  • SHA256 f9e5167d5adced0124cd4149ce339ee0ee2036dfb3bd89484c9feffbf7884650
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Sectoprat family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3524
      • C:\Users\Admin\AppData\Local\Temp\HomeMpeg.exe
        "C:\Users\Admin\AppData\Local\Temp\HomeMpeg.exe"
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5216
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c cmd < Hash.vsdx
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4540
          • C:\Windows\SysWOW64\cmd.exe
            cmd
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1976
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              5⤵
              • Enumerates processes with tasklist
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:5132
            • C:\Windows\SysWOW64\findstr.exe
              findstr "SophosHealth nsWscSvc ekrn bdservicehost AvastUI AVGUI & if not errorlevel 1 Set EkrtC=AutoIt3.exe & Set JJqGP=.a3x & Set yLtJUvAdCvOAAjznvefYusmLipWkDiNvlowteB=300
              5⤵
              • System Location Discovery: System Language Discovery
              PID:6092
            • C:\Windows\SysWOW64\extrac32.exe
              extrac32 /Y Atmosphere.vsdx *.*
              5⤵
              • System Location Discovery: System Language Discovery
              PID:6088
            • C:\Windows\SysWOW64\findstr.exe
              findstr /V "border" Accessed
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3232
            • C:\Users\Admin\AppData\Local\Temp\471680\Jewelry.pif
              Jewelry.pif f
              5⤵
              • Suspicious use of NtCreateUserProcessOtherParentProcess
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SendNotifyMessage
              • Suspicious use of WriteProcessMemory
              PID:2936
              • C:\Users\Admin\AppData\Local\Temp\471680\RegAsm.exe
                C:\Users\Admin\AppData\Local\Temp\471680\RegAsm.exe
                6⤵
                • Executes dropped EXE
                • Suspicious use of AdjustPrivilegeToken
                PID:1668
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /k echo [InternetShortcut] > "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\NanoCraft.url" & echo URL="C:\Users\Admin\AppData\Local\NanoInnovate Labs\NanoCraft.lnk" >> "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\NanoCraft.url" & exit
        2⤵
        • Drops startup file
        PID:3704

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Jewelry.pif

          • Path C:\Users\Admin\AppData\Local\Temp\471680\Jewelry.pif
          • Size 1.1MB
          • SHA256 881619a47b62b52305d92640cc4d4845a279c23a5a749413785fc8fcb0fdf7fb
          • MD5 SHA1 SHA512 SSDEEP

          RegAsm.exe

          • Path C:\Users\Admin\AppData\Local\Temp\471680\RegAsm.exe
          • Size 63KB
          • SHA256 dc45704ba97d974d157c1c4a27dba402afa595eac2468d8def2ee8d0a2ee9a81
          • MD5 SHA1 SHA512 SSDEEP

          f

          • Path C:\Users\Admin\AppData\Local\Temp\471680\f
          • Size 1.2MB
          • SHA256 6082a2b5abd480fe40eb11add3cb54cc389d028ab78d4069254cbcab7ebf27dd
          • MD5 SHA1 SHA512 SSDEEP

          Accessed

          • Path C:\Users\Admin\AppData\Local\Temp\Accessed
          • Size 405B
          • SHA256 0db925cd11829e5e4bee8628ee119f962036fb58b3437957221a8e5fc64e3cec
          • MD5 SHA1 SHA512

          Atmosphere.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Atmosphere.vsdx
          • Size 533KB
          • SHA256 819e36604e5550bb0fc7025667f1f9fd1e18e87862627f18b7f23b401a310b0f
          • MD5 SHA1 SHA512 SSDEEP

          Calgary

          • Path C:\Users\Admin\AppData\Local\Temp\Calgary
          • Size 131KB
          • SHA256 c472d46e978b0722ae864f7a66a8bfa1ecaeddb53af2bddc293a714c2037cc23
          • MD5 SHA1 SHA512 SSDEEP

          Centers

          • Path C:\Users\Admin\AppData\Local\Temp\Centers
          • Size 127KB
          • SHA256 f0e3125db75399342a83e76b91103451a67c2c6fabe6f1103a7470c0daf6d919
          • MD5 SHA1 SHA512 SSDEEP

          Eh

          • Path C:\Users\Admin\AppData\Local\Temp\Eh
          • Size 110KB
          • SHA256 3ee22a06321c6369a2b502c67646eacb58bec2306189c7c53edcb48468c91aae
          • MD5 SHA1 SHA512 SSDEEP

          Emily.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Emily.vsdx
          • Size 219KB
          • SHA256 ca8d6afb89daae43de486a9eadceb89213da61659c144833778d7135d42b80ec
          • MD5 SHA1 SHA512 SSDEEP

          Exception

          • Path C:\Users\Admin\AppData\Local\Temp\Exception
          • Size 56KB
          • SHA256 2620694dd68ce37e0f3635be022b34dc0b1b2eb24db5b3c30520787283d1ee4c
          • MD5 SHA1 SHA512 SSDEEP

          Footwear

          • Path C:\Users\Admin\AppData\Local\Temp\Footwear
          • Size 145KB
          • SHA256 6d25c1b0db2b0dfb7e100cffb41feb59221a02c7137bb6093848f423bc41a180
          • MD5 SHA1 SHA512 SSDEEP

          Hash.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Hash.vsdx
          • Size 28KB
          • SHA256 6eb4ed45d1cd7c0747e7bec09425c347b9deb0f831ffa62a69d084ac4da58697
          • MD5 SHA1 SHA512 SSDEEP

          Highland

          • Path C:\Users\Admin\AppData\Local\Temp\Highland
          • Size 73KB
          • SHA256 d8bebe65ed8106cd2c18dcbd120c6ce0ca0e3f0ba3e43fb3adaa9785cc2cc8e2
          • MD5 SHA1 SHA512 SSDEEP

          Latter.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Latter.vsdx
          • Size 167KB
          • SHA256 862dcf739fd5453a5584d021b73faff607037054308a7f4e37b956626e2a5242
          • MD5 SHA1 SHA512 SSDEEP

          Licence.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Licence.vsdx
          • Size 287KB
          • SHA256 81a327e5a80f4ca2170b95f18a14b7e0e95e754785f64a39f977f9985582fbc6
          • MD5 SHA1 SHA512 SSDEEP

          Meant

          • Path C:\Users\Admin\AppData\Local\Temp\Meant
          • Size 114KB
          • SHA256 a27aba7030721814e2d3d8fa08fac3b0788a04173148cfd6d564e1b1cceeabc0
          • MD5 SHA1 SHA512 SSDEEP

          Montreal

          • Path C:\Users\Admin\AppData\Local\Temp\Montreal
          • Size 125KB
          • SHA256 941f5dd83c1aa71ff2540086c19504c79d7681c9211278de32645e8a3f31940e
          • MD5 SHA1 SHA512 SSDEEP

          Outer.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Outer.vsdx
          • Size 75KB
          • SHA256 6758c76bf8373c23e9525014b74ff699daa4f77ad8d434a950f6df7de279f5e5
          • MD5 SHA1 SHA512 SSDEEP

          Reading

          • Path C:\Users\Admin\AppData\Local\Temp\Reading
          • Size 87KB
          • SHA256 f75beff8826deaae9f963d79ca669d8a91a794e7e6dd5693d80d6cd9d78436a2
          • MD5 SHA1 SHA512 SSDEEP

          Scott

          • Path C:\Users\Admin\AppData\Local\Temp\Scott
          • Size 113KB
          • SHA256 ff6212d7ccc5d9d48762d8edb28b1a45a0c7e1d660c7958d8ce70e12f6398b9c
          • MD5 SHA1 SHA512 SSDEEP

          Shared.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Shared.vsdx
          • Size 292KB
          • SHA256 bc6383b2458856bda10e489ccf4aff40b42684dcf1bb895e528113a41a645e66
          • MD5 SHA1 SHA512 SSDEEP

          Tube.vsdx

          • Path C:\Users\Admin\AppData\Local\Temp\Tube.vsdx
          • Size 188KB
          • SHA256 9a0a0bcaabd8af4c46dced80ad3523358298b07b9d6fa0e1590f39b4d68097c9
          • MD5 SHA1 SHA512 SSDEEP

          nsExec.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsg9608.tmp\nsExec.dll
          • Size 6KB
          • SHA256 8165c7aef7de3d3e0549776535bedc380ad9be7bb85e60ad6436f71528d092af
          • MD5 SHA1 SHA512 SSDEEP

          memory/1668-86-0x0000000000400000-0x00000000004D8000-memory.dmp

          memory/1668-89-0x00000200B6C50000-0x00000200B6E12000-memory.dmp

          memory/1668-90-0x000002009C8B0000-0x000002009C8BA000-memory.dmp

          memory/1668-91-0x00000200B6B00000-0x00000200B6B76000-memory.dmp