Analysis

  • max time kernel
    133s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 10:44

General

  • Target

    win32-quickq.exe

  • Size

    102.7MB

  • MD5

    399a4390ba9dc2d00eb1c7d1d143176a

  • SHA1

    06ff13f49fcc98d4c3a89e7e9cde9dac482b3e0d

  • SHA256

    39b2cc1250ca006a0fcb074b94e6b89029e454acb7bc085b9333da09c63e1030

  • SHA512

    a536662b27d5959c83ab6124d2eb389fcf08af4207266138bf30a41fc99b8e25f5d42aa55a763f6ed672ca5fa604af7db2de42bfecc81017973f56fe0f7ae749

  • SSDEEP

    3145728:zQbSJeWQ4vr+jQBlFiNUduBtPER5FHTAyCXu3:zQ+osrYNrrPiRWXu

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

  • Fatal Rat payload 1 IoCs
  • Executes dropped EXE 6 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • VMProtect packed file 6 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 4 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 58 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe
    "C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c set
      2⤵
        PID:1524
      • C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe
        PECMD**pecmd-cmd* PUTF -dd -skipb=1205760 -len=106484344 "C:\Users\Admin\AppData\Local\Temp\~7750289930939653528.tmp",,C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:3512
      • C:\Users\Admin\AppData\Local\Temp\~7184847878883015075~\sg.tmp
        7zG_exe x "C:\Users\Admin\AppData\Local\Temp\~7750289930939653528.tmp" -y -aoa -o"C:\Program Files (x86)\"
        2⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of AdjustPrivilegeToken
        PID:996
      • C:\Program Files (x86)\u1.exe
        "C:\Program Files (x86)\\u1.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4596
        • C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe
          C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3076
          • C:\Users\Public\Documents\sougou\spolsvt.exe
            C:\Users\Public\Documents\sougou\spolsvt.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3408
            • C:\Users\Public\Documents\dd\spolsvt.exe
              C:\Users\Public\Documents\dd\spolsvt.exe
              5⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2196
            • C:\Users\Public\Documents\uu\svcoth.exe
              C:\Users\Public\Documents\uu\svcoth.exe
              5⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:4756
      • C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe
        PECMD**pecmd-cmd* EXEC -wd:C: -hide cmd /c "C:\Users\Admin\AppData\Local\Temp\~2178312213773501176.cmd"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3736
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c "C:\Users\Admin\AppData\Local\Temp\~2178312213773501176.cmd"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:364
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3132
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:4112
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:1100
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2384
      • C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe
        PECMD**pecmd-cmd* EXEC -wd:C: -hide cmd /c "C:\Users\Admin\AppData\Local\Temp\~2611654581179385757.cmd"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4312
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c "C:\Users\Admin\AppData\Local\Temp\~2611654581179385757.cmd"
          3⤵
            PID:1268

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\u1.exe

        Filesize

        7.7MB

        MD5

        7c02180553903a192ebcd996458cd87a

        SHA1

        8df3f5f19993ed5aff11729879801e170e37ab65

        SHA256

        e3a4e7819eed1e3909da2d7c8c36b2894e817b775fa3499a5e04b1531197b89a

        SHA512

        1aeb7f49d58a5a9ee9e35ca5a862d49826a4a7ca1c56a8503041975cf2a2ae3b6b47ade942401594b2a301bc11dd08649a00b050fb948bf5be7f47f5136374ad

      • C:\Users\Admin\AppData\Local\Temp\~2178312213773501176.cmd

        Filesize

        280B

        MD5

        42ff656bd4ee3e19a5828940041fdfdb

        SHA1

        2e3c7f0fd42dd48b014e82e9e5edf50664ae5698

        SHA256

        b326705c28abc9947182f84830e0e680d35551157b408a0f9cfd137279a02838

        SHA512

        4ba36b5e44c94df09b91b3557237dae6b74a9fe04da686f157938446cf635c464f616126e937400ee4d577708b3bdcb7f88cec8df23d344bfd7105b75f9ec7b0

      • C:\Users\Admin\AppData\Local\Temp\~2611654581179385757.cmd

        Filesize

        365B

        MD5

        6108321ae8ebdf91ffa59bc72b4652b7

        SHA1

        c678d1a33139f8016c014dea6f5763671539ee59

        SHA256

        bd559493a4648bc69da3165aafc195ab519af9d10bf8454bf10d7bb5913bf0f5

        SHA512

        1d74b13759270b8f131f076ccf37b972c9d070e9bfe3ebab91b603d2227e873b96b580ea1901e88060eb8432757277c42de7f97886e5d8b7b00674de1d011710

      • C:\Users\Admin\AppData\Local\Temp\~7184847878883015075~\sg.tmp

        Filesize

        715KB

        MD5

        7c4718943bd3f66ebdb47ccca72c7b1e

        SHA1

        f9edfaa7adb8fa528b2e61b2b251f18da10a6969

        SHA256

        4cc32d00338fc7b206a7c052297acf9ac304ae7de9d61a2475a116959c1524fc

        SHA512

        e18c40d646fa4948f90f7471da55489df431f255041ebb6dcef86346f91078c9b27894e27216a4b2fe2a1c5e501c7953c77893cf696930123d28a322d49e1516

      • C:\Users\Admin\AppData\Local\Temp\~~8272099730321690431.tmp

        Filesize

        125B

        MD5

        8a2e5591d3038f57e416fd716a406cea

        SHA1

        83209c14da5c8d170b1fb2e401b4f0a0ef0c6fc3

        SHA256

        4f9d5d09c834b7acf5ceade167600e2ac1c76afbce67468faf23cf317c0ce94e

        SHA512

        a5252a0af88b88a63e06dbdd71ab23a0db903e1d370109ef5260c9a579bd60271b6ba600ddcf7ec3de07320e4fd0801a5e1f61de855dd60fabf50a0de737b732

      • C:\Users\Public\Documents\dd\spolsvt.exe

        Filesize

        16KB

        MD5

        cdce4713e784ae069d73723034a957ff

        SHA1

        9a393a6bab6568f1a774fb753353223f11367e09

        SHA256

        b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

        SHA512

        0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

      • C:\Users\Public\Documents\sougou\Mpec.mbt

        Filesize

        196KB

        MD5

        f1776f8a75946d171ad83bbd93f94d96

        SHA1

        c6b2d9ab4a49f3e905185f9730727301a1729313

        SHA256

        9c7689cd94796a74a1b7397818a10d1896f40ef7fa84c006c8ba3927f8ffe967

        SHA512

        520e6aee04c074c5acd1e9e90ec33969a9ec7598bd5c0e36833a2830b23ec392257e38b371fd3489e0c6b57d9640c56b7d90c7e8970d9e6dd02176cce27c871c

      • C:\Users\Public\Documents\sougou\spolsvt.exe

        Filesize

        9KB

        MD5

        523d5c39f9d8d2375c3df68251fa2249

        SHA1

        d4ed365c44bec9246fc1a65a32a7791792647a10

        SHA256

        20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

        SHA512

        526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

      • memory/1960-76-0x0000000000400000-0x00000000005DA000-memory.dmp

        Filesize

        1.9MB

      • memory/1960-124-0x0000000000400000-0x00000000005DA000-memory.dmp

        Filesize

        1.9MB

      • memory/1960-0-0x0000000000400000-0x00000000005DA000-memory.dmp

        Filesize

        1.9MB

      • memory/2196-62-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2196-68-0x0000000010000000-0x000000001002A000-memory.dmp

        Filesize

        168KB

      • memory/2196-66-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2196-61-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2196-60-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/3076-44-0x0000000001410000-0x0000000001411000-memory.dmp

        Filesize

        4KB

      • memory/3076-45-0x0000000000400000-0x0000000001381000-memory.dmp

        Filesize

        15.5MB

      • memory/3408-49-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3408-50-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3408-55-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3408-51-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3512-9-0x0000000000400000-0x00000000005DA000-memory.dmp

        Filesize

        1.9MB

      • memory/3736-128-0x0000000000400000-0x00000000005DA000-memory.dmp

        Filesize

        1.9MB

      • memory/4312-126-0x0000000000400000-0x00000000005DA000-memory.dmp

        Filesize

        1.9MB

      • memory/4596-35-0x0000000000400000-0x0000000001381000-memory.dmp

        Filesize

        15.5MB

      • memory/4596-43-0x0000000000400000-0x0000000001381000-memory.dmp

        Filesize

        15.5MB

      • memory/4596-42-0x0000000000909000-0x0000000000BD1000-memory.dmp

        Filesize

        2.8MB

      • memory/4596-34-0x0000000000400000-0x0000000001381000-memory.dmp

        Filesize

        15.5MB

      • memory/4596-29-0x0000000000909000-0x0000000000BD1000-memory.dmp

        Filesize

        2.8MB

      • memory/4596-30-0x00000000013C0000-0x00000000013C1000-memory.dmp

        Filesize

        4KB

      • memory/4596-31-0x0000000000400000-0x0000000001381000-memory.dmp

        Filesize

        15.5MB

      • memory/4756-83-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4756-86-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4756-81-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4756-80-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4756-79-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4756-78-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB