Analysis

  • max time kernel
    14s
  • max time network
    23s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/03/2024, 15:25

General

  • Target
    VirusShare_0a04ec051b006c778b00cf7c3cce258.exe
  • Size 960KB
  • Sample240302-stsj3see6w
  • SHA256 dcbbc1247ed53dcc69f7f0b6177327dd4fb3efcc74b48bced60fc062aa9b2c75
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare_0a04ec051b006c778b00cf7c3cce258.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare_0a04ec051b006c778b00cf7c3cce258.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\yxeq6t9v.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3508
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES6CE4.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC6CE3.tmp"
        3⤵
          PID:3444
      • C:\Users\Admin\AppData\Roaming\Inject to.exe
        "C:\Users\Admin\AppData\Roaming\Inject to.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3752
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\wmfmw6yp.cmdline"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3996
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES6ED8.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC6ED7.tmp"
          3⤵
            PID:3512

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            RES6CE4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES6CE4.tmp
            • Size 1KB
            • SHA256 40dfc874543fba26082331f41d0b5dfe899c453ed111674f0cb4f4cffc9f04f8
            • MD5 SHA1 SHA512

            RES6ED8.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES6ED8.tmp
            • Size 1KB
            • SHA256 98d113452606d23d6434210863dc678a5736501f58b01ae7e4a64760e6276618
            • MD5 SHA1 SHA512

            wmfmw6yp.dll

            • Path C:\Users\Admin\AppData\Local\Temp\wmfmw6yp.dll
            • Size 5KB
            • SHA256 094e5217d4ab8e43a45a80c7fbea302db34d6161294019a6186d11070ecd6d4d
            • MD5 SHA1 SHA512 SSDEEP

            yxeq6t9v.dll

            • Path C:\Users\Admin\AppData\Local\Temp\yxeq6t9v.dll
            • Size 8KB
            • SHA256 744422fa49443de0013e0aa4ae6bea4867c5f08c3d1affbe4b4a0660a4fad30d
            • MD5 SHA1 SHA512 SSDEEP

            Inject to.exe

            • Path C:\Users\Admin\AppData\Roaming\Inject to.exe
            • Size 1024B
            • SHA256 10e27401a17c642ae0f0622513f6e1882f097eda2deba55977f7898531f46671
            • MD5 SHA1 SHA512

            CSC6CE3.tmp

            • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC6CE3.tmp
            • Size 652B
            • SHA256 20b693351d4424b822e28cadb644816cff925a70308047590d590b4a6f72b4bc
            • MD5 SHA1 SHA512

            CSC6ED7.tmp

            • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC6ED7.tmp
            • Size 652B
            • SHA256 d2e3dde6ab86ab6b86b8fd2f2594f507f9bd35eea723c284597846cf4f19c3cb
            • MD5 SHA1 SHA512

            wmfmw6yp.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\wmfmw6yp.0.cs
            • Size 3KB
            • SHA256 03928f10904ba363d8e763f42883e9c9e6a54f5514b323c48fca4ace6f8d2b71
            • MD5 SHA1 SHA512

            wmfmw6yp.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\wmfmw6yp.cmdline
            • Size 187B
            • SHA256 2d7b04ae22d09651627f33fa337f0707078b0783c36e06e663a60d31c7954039
            • MD5 SHA1 SHA512

            yxeq6t9v.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\yxeq6t9v.0.cs
            • Size 6KB
            • SHA256 321952c2c98fb6c307deff53b2534c63df40bc2739d654cdc1c02f98bc64c7b1
            • MD5 SHA1 SHA512 SSDEEP

            yxeq6t9v.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\yxeq6t9v.cmdline
            • Size 187B
            • SHA256 a19ce8fa1382c66e1d925aa45ac68afab5387a635931568f6589af553d21ec93
            • MD5 SHA1 SHA512

            memory/1456-0-0x0000000074BC0000-0x0000000075171000-memory.dmp

            memory/1456-45-0x0000000074BC0000-0x0000000075171000-memory.dmp

            memory/1456-1-0x0000000074BC0000-0x0000000075171000-memory.dmp

            memory/1456-2-0x0000000000FE0000-0x0000000000FF0000-memory.dmp

            memory/3508-9-0x0000000000B80000-0x0000000000B90000-memory.dmp

            memory/3752-22-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3752-31-0x00000000023C0000-0x00000000023C1000-memory.dmp

            memory/3752-35-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3752-29-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3752-33-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3752-27-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3752-44-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3752-19-0x0000000000400000-0x00000000004B3000-memory.dmp

            memory/3996-34-0x0000000002390000-0x00000000023A0000-memory.dmp