Analysis

  • max time kernel
    235s
  • max time network
    286s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    18-11-2020 15:58

General

  • Target

    Remouse.Micro.Micro.v3.5.3.serial.maker.by.aaocg.exe

Malware Config

Extracted

Family

azorult

C2

http://kvaka.li/1210776429.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Nirsoft 8 IoCs
  • Executes dropped EXE 21 IoCs
  • Suspicious Office macro 1 IoCs

    Office document equipped with 4.0 macros.

  • UPX packed file 4 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Writes to the Master Boot Record (MBR) 1 TTPs 3 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 12 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k dcomlaunch -s PlugPlay
    1⤵
      PID:708
      • C:\Windows\TEMP\CBBEDF528F97C51A.exe
        C:\Windows\TEMP\CBBEDF528F97C51A.exe
        2⤵
        • Executes dropped EXE
        PID:3212
        • C:\Users\Admin\AppData\Local\Temp\is-AAAM3.tmp\CBBEDF528F97C51A.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-AAAM3.tmp\CBBEDF528F97C51A.tmp" /SL5="$B005A,761193,121344,C:\Windows\TEMP\CBBEDF528F97C51A.exe"
          3⤵
          • Executes dropped EXE
          PID:2292
    • C:\Users\Admin\AppData\Local\Temp\Remouse.Micro.Micro.v3.5.3.serial.maker.by.aaocg.exe
      "C:\Users\Admin\AppData\Local\Temp\Remouse.Micro.Micro.v3.5.3.serial.maker.by.aaocg.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:412
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen.bat" "
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:212
        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\intro.exe
          intro.exe 1O5ZF
          3⤵
          • Executes dropped EXE
          PID:1532
        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-pr.exe
          keygen-pr.exe -p83fsase3Ge
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1176
          • C:\Users\Admin\AppData\Local\Temp\RarSFX1\key.exe
            "C:\Users\Admin\AppData\Local\Temp\RarSFX1\key.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:3660
            • C:\Users\Admin\AppData\Local\Temp\RarSFX1\key.exe
              C:\Users\Admin\AppData\Local\Temp\RarSFX1\key.exe -txt -scanlocal -file:potato.dat
              5⤵
                PID:3716
          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-step-1.exe
            keygen-step-1.exe
            3⤵
            • Executes dropped EXE
            PID:3376
          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\keygen-step-4.exe
            keygen-step-4.exe
            3⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2260
            • C:\Users\Admin\AppData\Local\Temp\RarSFX2\002.exe
              "C:\Users\Admin\AppData\Local\Temp\RarSFX2\002.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of SetWindowsHookEx
              PID:1612
            • C:\Users\Admin\AppData\Local\Temp\RarSFX2\Setup.exe
              "C:\Users\Admin\AppData\Local\Temp\RarSFX2\Setup.exe"
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:392
              • C:\Users\Admin\AppData\Local\Temp\sib7609.tmp\0\setup.exe
                "C:\Users\Admin\AppData\Local\Temp\sib7609.tmp\0\setup.exe" -s
                5⤵
                • Executes dropped EXE
                • Drops file in Program Files directory
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:1344
                • C:\Program Files (x86)\dz7d9shn0mvi\aliens.exe
                  "C:\Program Files (x86)\dz7d9shn0mvi\aliens.exe"
                  6⤵
                  • Executes dropped EXE
                  • Checks whether UAC is enabled
                  • Writes to the Master Boot Record (MBR)
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  • Modifies system certificate store
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:3732
                  • C:\Windows\SysWOW64\msiexec.exe
                    msiexec.exe /i "C:\Users\Admin\AppData\Local\Temp\gdiview.msi"
                    7⤵
                    • Enumerates connected drives
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of FindShellTrayWindow
                    PID:2828
                  • C:\Users\Admin\AppData\Local\Temp\97535F5358BB4449.exe
                    C:\Users\Admin\AppData\Local\Temp\97535F5358BB4449.exe 0011 installp1
                    7⤵
                    • Executes dropped EXE
                    • Checks whether UAC is enabled
                    • Writes to the Master Boot Record (MBR)
                    • Suspicious use of SetThreadContext
                    • Checks SCSI registry key(s)
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    PID:2152
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                      8⤵
                      • Suspicious use of SetWindowsHookEx
                      PID:744
                    • C:\Users\Admin\AppData\Roaming\1605719246877.exe
                      "C:\Users\Admin\AppData\Roaming\1605719246877.exe" /sjson "C:\Users\Admin\AppData\Roaming\1605719246877.txt"
                      8⤵
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetWindowsHookEx
                      PID:1404
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                      8⤵
                      • Suspicious use of SetWindowsHookEx
                      PID:3832
                    • C:\Users\Admin\AppData\Roaming\1605719251924.exe
                      "C:\Users\Admin\AppData\Roaming\1605719251924.exe" /sjson "C:\Users\Admin\AppData\Roaming\1605719251924.txt"
                      8⤵
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetWindowsHookEx
                      PID:1328
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                      8⤵
                      • Suspicious use of SetWindowsHookEx
                      PID:1396
                    • C:\Users\Admin\AppData\Roaming\1605719258783.exe
                      "C:\Users\Admin\AppData\Roaming\1605719258783.exe" /sjson "C:\Users\Admin\AppData\Roaming\1605719258783.txt"
                      8⤵
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetWindowsHookEx
                      PID:2192
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                      8⤵
                      • Suspicious use of SetWindowsHookEx
                      PID:3364
                    • C:\Users\Admin\AppData\Roaming\1605719261580.exe
                      "C:\Users\Admin\AppData\Roaming\1605719261580.exe" /sjson "C:\Users\Admin\AppData\Roaming\1605719261580.txt"
                      8⤵
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetWindowsHookEx
                      PID:3904
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c ping 127.0.0.1 -n 3 & del "C:\Users\Admin\AppData\Local\Temp\97535F5358BB4449.exe"
                      8⤵
                        PID:4056
                        • C:\Windows\SysWOW64\PING.EXE
                          ping 127.0.0.1 -n 3
                          9⤵
                          • Runs ping.exe
                          PID:2984
                    • C:\Users\Admin\AppData\Local\Temp\97535F5358BB4449.exe
                      C:\Users\Admin\AppData\Local\Temp\97535F5358BB4449.exe 200 installp1
                      7⤵
                      • Executes dropped EXE
                      • Checks whether UAC is enabled
                      • Writes to the Master Boot Record (MBR)
                      • Checks SCSI registry key(s)
                      • Suspicious use of SetWindowsHookEx
                      • Suspicious use of WriteProcessMemory
                      PID:2796
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd.exe /c taskkill /f /im chrome.exe
                        8⤵
                        • Suspicious use of WriteProcessMemory
                        PID:1784
                        • C:\Windows\SysWOW64\taskkill.exe
                          taskkill /f /im chrome.exe
                          9⤵
                          • Kills process with taskkill
                          PID:2256
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd /c ping 127.0.0.1 -n 3 & del "C:\Users\Admin\AppData\Local\Temp\97535F5358BB4449.exe"
                        8⤵
                          PID:2140
                          • C:\Windows\SysWOW64\PING.EXE
                            ping 127.0.0.1 -n 3
                            9⤵
                            • Runs ping.exe
                            PID:3244
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd /c ping 127.0.0.1 -n 3 & del "C:\Program Files (x86)\dz7d9shn0mvi\aliens.exe"
                        7⤵
                        • Suspicious use of WriteProcessMemory
                        PID:580
                        • C:\Windows\SysWOW64\PING.EXE
                          ping 127.0.0.1 -n 3
                          8⤵
                          • Runs ping.exe
                          PID:2760
                • C:\Users\Admin\AppData\Local\Temp\RarSFX2\jg2_2qua.exe
                  "C:\Users\Admin\AppData\Local\Temp\RarSFX2\jg2_2qua.exe"
                  4⤵
                  • Executes dropped EXE
                  • Checks whether UAC is enabled
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3828
                • C:\Users\Admin\AppData\Local\Temp\RarSFX2\hjjgaa.exe
                  "C:\Users\Admin\AppData\Local\Temp\RarSFX2\hjjgaa.exe"
                  4⤵
                  • Executes dropped EXE
                  • Adds Run key to start application
                  PID:3928
                  • C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
                    C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
                    5⤵
                    • Executes dropped EXE
                    PID:3388
                  • C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
                    C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
                    5⤵
                    • Executes dropped EXE
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4076
          • C:\Windows\system32\msiexec.exe
            C:\Windows\system32\msiexec.exe /V
            1⤵
            • Enumerates connected drives
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2784
            • C:\Windows\syswow64\MsiExec.exe
              C:\Windows\syswow64\MsiExec.exe -Embedding 7426A0D026358E411E95742ACF6B6044 C
              2⤵
              • Loads dropped DLL
              PID:184

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/392-33-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/392-35-0x0000000071C70000-0x000000007235E000-memory.dmp

            Filesize

            6.9MB

          • memory/392-40-0x0000000010C60000-0x0000000010C61000-memory.dmp

            Filesize

            4KB

          • memory/392-38-0x0000000010C40000-0x0000000010C41000-memory.dmp

            Filesize

            4KB

          • memory/708-198-0x0000000010000000-0x00000000100B9000-memory.dmp

            Filesize

            740KB

          • memory/708-196-0x0000029597490000-0x0000029597491000-memory.dmp

            Filesize

            4KB

          • memory/744-73-0x00007FF81A690000-0x00007FF81A70E000-memory.dmp

            Filesize

            504KB

          • memory/744-74-0x0000000010000000-0x0000000010057000-memory.dmp

            Filesize

            348KB

          • memory/1328-96-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/1344-44-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/1396-100-0x00007FF81A690000-0x00007FF81A70E000-memory.dmp

            Filesize

            504KB

          • memory/1404-79-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/2152-70-0x0000000003DB0000-0x0000000004213000-memory.dmp

            Filesize

            4.4MB

          • memory/2152-59-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/2192-104-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/2796-69-0x0000000003760000-0x0000000003BC3000-memory.dmp

            Filesize

            4.4MB

          • memory/2796-62-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/3364-107-0x00007FF81A690000-0x00007FF81A70E000-memory.dmp

            Filesize

            504KB

          • memory/3732-48-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB

          • memory/3732-52-0x0000000010000000-0x0000000010220000-memory.dmp

            Filesize

            2.1MB

          • memory/3832-92-0x00007FF81A690000-0x00007FF81A70E000-memory.dmp

            Filesize

            504KB

          • memory/3904-112-0x0000000072E80000-0x0000000072F13000-memory.dmp

            Filesize

            588KB