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Analysis

  • max time kernel
    153s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    12/10/2021, 14:34

General

  • Target

    188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe

  • Size

    175KB

  • MD5

    11ef2eed15aff42b4557fc76093268dc

  • SHA1

    6e313dd7b69d4cb5f62b047534653e94d72a1757

  • SHA256

    188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866

  • SHA512

    8b0cb88000391b9ad09e7103724ef013ec4cac8bc661e124c6d273b66f28e94794c9374bf5f790e87b4d8310f498ff0197fdc15ec582e8955a23bf1c30086656

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://linavanandr11.club/

http://iselaharty12.club/

http://giovaninardo13.club/

http://zayneliann14.club/

http://zorinosali15.club/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

w1

C2

109.234.34.165:12323

Extracted

Family

redline

Botnet

MegaProliv

C2

93.115.20.139:28978

Extracted

Family

redline

Botnet

Newpro

C2

139.99.118.252:12517

Signatures

  • Arkei

    Arkei is an infostealer written in C++.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 7 IoCs
  • ServHelper

    ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Arkei Stealer Payload 1 IoCs
  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Downloads MZ/PE file
  • Executes dropped EXE 8 IoCs
  • Modifies RDP port number used by Windows 1 TTPs
  • Sets DLL path for service in the registry 2 TTPs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Windows directory 8 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe
    "C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:656
    • C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe
      "C:\Users\Admin\AppData\Local\Temp\188013348e571899fb2afedeede0c92aa21ecc850b9564e26b268e65cb745866.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2384
  • C:\Users\Admin\AppData\Local\Temp\DCB9.exe
    C:\Users\Admin\AppData\Local\Temp\DCB9.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2732
  • C:\Users\Admin\AppData\Local\Temp\E4B9.exe
    C:\Users\Admin\AppData\Local\Temp\E4B9.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'
      2⤵
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3868
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\e1dbvxqd\e1dbvxqd.cmdline"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3836
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES34EC.tmp" "c:\Users\Admin\AppData\Local\Temp\e1dbvxqd\CSCF60A7DCE46744318BB38C04A32A4D668.TMP"
          4⤵
            PID:3516
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2524
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3056
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2300
        • C:\Windows\SysWOW64\reg.exe
          "C:\Windows\system32\reg.exe" ADD "HKLM\System\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber /t REG_DWORD /d 0x1C21 /f
          3⤵
            PID:1480
          • C:\Windows\SysWOW64\reg.exe
            "C:\Windows\system32\reg.exe" add HKLM\system\currentcontrolset\services\TermService\parameters /v ServiceDLL /t REG_EXPAND_SZ /d C:\Windows\branding\mediasrv.png /f
            3⤵
            • Modifies registry key
            PID:2232
          • C:\Windows\SysWOW64\reg.exe
            "C:\Windows\system32\reg.exe" add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" /v fEnableWddmDriver /t reg_dword /d 0 /f
            3⤵
              PID:2100
            • C:\Windows\SysWOW64\net.exe
              "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
              3⤵
                PID:1904
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
                  4⤵
                    PID:3200
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
                  3⤵
                    PID:1868
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c net start rdpdr
                      4⤵
                        PID:2728
                        • C:\Windows\SysWOW64\net.exe
                          net start rdpdr
                          5⤵
                            PID:3888
                            • C:\Windows\SysWOW64\net1.exe
                              C:\Windows\system32\net1 start rdpdr
                              6⤵
                                PID:3920
                        • C:\Windows\SysWOW64\cmd.exe
                          "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
                          3⤵
                            PID:3844
                            • C:\Windows\SysWOW64\cmd.exe
                              cmd /c net start TermService
                              4⤵
                                PID:640
                                • C:\Windows\SysWOW64\net.exe
                                  net start TermService
                                  5⤵
                                    PID:1176
                                    • C:\Windows\SysWOW64\net1.exe
                                      C:\Windows\system32\net1 start TermService
                                      6⤵
                                        PID:4088
                                • C:\Windows\SysWOW64\cmd.exe
                                  "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
                                  3⤵
                                    PID:1380
                                  • C:\Windows\SysWOW64\cmd.exe
                                    "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
                                    3⤵
                                      PID:2148
                                • C:\Users\Admin\AppData\Local\Temp\E864.exe
                                  C:\Users\Admin\AppData\Local\Temp\E864.exe
                                  1⤵
                                  • Executes dropped EXE
                                  • Suspicious use of SetThreadContext
                                  • Suspicious use of WriteProcessMemory
                                  PID:1176
                                  • C:\Users\Admin\AppData\Local\Temp\E864.exe
                                    C:\Users\Admin\AppData\Local\Temp\E864.exe
                                    2⤵
                                    • Executes dropped EXE
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:2100
                                • C:\Users\Admin\AppData\Local\Temp\F0F0.exe
                                  C:\Users\Admin\AppData\Local\Temp\F0F0.exe
                                  1⤵
                                  • Executes dropped EXE
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:2224
                                • C:\Users\Admin\AppData\Local\Temp\F631.exe
                                  C:\Users\Admin\AppData\Local\Temp\F631.exe
                                  1⤵
                                  • Executes dropped EXE
                                  • Loads dropped DLL
                                  PID:2948
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 1284
                                    2⤵
                                    • Program crash
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:1688
                                • C:\Users\Admin\AppData\Roaming\ttedwuw
                                  C:\Users\Admin\AppData\Roaming\ttedwuw
                                  1⤵
                                  • Executes dropped EXE
                                  • Suspicious use of SetThreadContext
                                  • Suspicious use of WriteProcessMemory
                                  PID:4048
                                  • C:\Users\Admin\AppData\Roaming\ttedwuw
                                    C:\Users\Admin\AppData\Roaming\ttedwuw
                                    2⤵
                                    • Executes dropped EXE
                                    • Checks SCSI registry key(s)
                                    • Suspicious behavior: MapViewOfSection
                                    PID:352

                                Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

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                                Downloads

                                • memory/656-115-0x0000000000030000-0x0000000000039000-memory.dmp

                                  Filesize

                                  36KB

                                • memory/1176-146-0x00000000050E0000-0x00000000050E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1176-150-0x00000000057B0000-0x00000000057B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1176-149-0x00000000052A0000-0x00000000052A1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1176-147-0x00000000029E0000-0x00000000029E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1176-144-0x0000000000840000-0x0000000000841000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2100-193-0x0000000004E40000-0x0000000005446000-memory.dmp

                                  Filesize

                                  6.0MB

                                • memory/2100-170-0x0000000000400000-0x0000000000422000-memory.dmp

                                  Filesize

                                  136KB

                                • memory/2224-189-0x000000000F330000-0x000000000F331000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2224-191-0x000000000F333000-0x000000000F334000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2224-169-0x000000000CB50000-0x000000000CB8D000-memory.dmp

                                  Filesize

                                  244KB

                                • memory/2224-175-0x000000000F1E0000-0x000000000F21C000-memory.dmp

                                  Filesize

                                  240KB

                                • memory/2224-161-0x0000000007630000-0x000000000C946000-memory.dmp

                                  Filesize

                                  83.1MB

                                • memory/2224-188-0x0000000000400000-0x00000000057CE000-memory.dmp

                                  Filesize

                                  83.8MB

                                • memory/2224-190-0x000000000F332000-0x000000000F333000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2224-192-0x000000000F334000-0x000000000F336000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2300-793-0x0000000006D20000-0x0000000006D21000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2300-795-0x0000000006D22000-0x0000000006D23000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2300-824-0x000000007F2E0000-0x000000007F2E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-154-0x00000000058C0000-0x0000000005CBF000-memory.dmp

                                  Filesize

                                  4.0MB

                                • memory/2340-167-0x0000000006480000-0x0000000006481000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-166-0x00000000062C0000-0x00000000062C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-158-0x00000000015E2000-0x00000000015E3000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-157-0x0000000000400000-0x0000000000841000-memory.dmp

                                  Filesize

                                  4.3MB

                                • memory/2340-165-0x00000000015E0000-0x00000000015E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-155-0x00000000010C0000-0x00000000014C2000-memory.dmp

                                  Filesize

                                  4.0MB

                                • memory/2340-162-0x00000000015E3000-0x00000000015E4000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-168-0x00000000015E4000-0x00000000015E5000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2340-137-0x0000000000CB7000-0x00000000010BD000-memory.dmp

                                  Filesize

                                  4.0MB

                                • memory/2340-173-0x0000000008230000-0x0000000008231000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2384-116-0x0000000000400000-0x0000000000409000-memory.dmp

                                  Filesize

                                  36KB

                                • memory/2524-302-0x000000007F4C0000-0x000000007F4C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2524-271-0x0000000004FD2000-0x0000000004FD3000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2524-270-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-199-0x0000000006960000-0x0000000006961000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-122-0x0000000002460000-0x0000000002491000-memory.dmp

                                  Filesize

                                  196KB

                                • memory/2732-130-0x0000000005540000-0x0000000005541000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-131-0x0000000005542000-0x0000000005543000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-148-0x00000000029D0000-0x00000000029D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-201-0x0000000006B30000-0x0000000006B31000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-142-0x0000000002950000-0x0000000002951000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-132-0x0000000005543000-0x0000000005544000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-127-0x0000000002630000-0x000000000264C000-memory.dmp

                                  Filesize

                                  112KB

                                • memory/2732-129-0x0000000005550000-0x0000000005551000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-136-0x0000000002920000-0x0000000002921000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-138-0x0000000002A60000-0x0000000002A61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2732-141-0x0000000005544000-0x0000000005545000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2948-194-0x0000000006A40000-0x000000000B1EB000-memory.dmp

                                  Filesize

                                  71.7MB

                                • memory/2948-202-0x0000000000400000-0x0000000004C0B000-memory.dmp

                                  Filesize

                                  72.0MB

                                • memory/3056-559-0x000000007E1C0000-0x000000007E1C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3056-533-0x0000000004CB2000-0x0000000004CB3000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3056-532-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3060-118-0x00000000013F0000-0x0000000001406000-memory.dmp

                                  Filesize

                                  88KB

                                • memory/3060-1054-0x0000000002E10000-0x0000000002E26000-memory.dmp

                                  Filesize

                                  88KB

                                • memory/3868-203-0x0000000007490000-0x0000000007491000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-196-0x0000000005130000-0x0000000005131000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-198-0x0000000005230000-0x0000000005231000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-215-0x00000000075C0000-0x00000000075C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-197-0x0000000005130000-0x0000000005131000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-204-0x0000000007492000-0x0000000007493000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-207-0x0000000007970000-0x0000000007971000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-1239-0x000000007F100000-0x000000007F101000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-200-0x0000000007AD0000-0x0000000007AD1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-242-0x0000000007493000-0x0000000007494000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-208-0x0000000007A10000-0x0000000007A11000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3868-212-0x00000000083A0000-0x00000000083A1000-memory.dmp

                                  Filesize

                                  4KB