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Analysis

  • max time kernel
    26s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    19-07-2021 22:53

General

  • Target

    8 (18).exe

  • Size

    3.0MB

  • MD5

    bb072cad921aa5ce8b97706ce01bc570

  • SHA1

    18bf034906c1341b7817e7361ad27a4425d820bd

  • SHA256

    817a50d00909383bbef41e6f4e61b527d55f0873bcf745b29dbba75f52fe2e97

  • SHA512

    d40e5f77d882ed29bd9de5a6848072e2f81cd02176955e2b1a4aedcdf4eb687d77bebe33cef0c7d702bc828181755f86e2564523d476adbb785f396a5ce1d474

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

39.6

Botnet

933

C2

https://sslamlssa1.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family

redline

Botnet

sel17

C2

dwarimlari.xyz:80

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • RedLine

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

  • RedLine Payload 2 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • redlinestealer 2 IoCs

    RedlineStealer.

  • Vidar Stealer 2 IoCs
  • ASPack v2.12-2.42 14 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Downloads MZ/PE file
  • Executes dropped EXE 9 IoCs
  • UPX packed file 6 IoCs

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

  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Loads dropped DLL 45 IoCs
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 6 IoCs
  • Modifies registry class 13 IoCs
  • Modifies system certificate store 2 TTPs 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:464
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:872
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k SystemNetworkService
        2⤵
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        • Modifies registry class
        PID:1224
    • C:\Users\Admin\AppData\Local\Temp\8 (18).exe
      "C:\Users\Admin\AppData\Local\Temp\8 (18).exe"
      1⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:784
      • C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
        "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1128
        • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\setup_install.exe
          "C:\Users\Admin\AppData\Local\Temp\7zS864AD394\setup_install.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:852
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c sonia_2.exe
            4⤵
            • Loads dropped DLL
            PID:864
            • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_2.exe
              sonia_2.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Checks SCSI registry key(s)
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              PID:1900
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c sonia_3.exe
            4⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1072
            • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_3.exe
              sonia_3.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Modifies system certificate store
              • Suspicious behavior: EnumeratesProcesses
              PID:292
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c taskkill /im sonia_3.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_3.exe" & del C:\ProgramData\*.dll & exit
                6⤵
                  PID:2956
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_6.exe
              4⤵
              • Loads dropped DLL
              PID:1520
              • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_6.exe
                sonia_6.exe
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Adds Run key to start application
                PID:784
                • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                  C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                  6⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:524
                • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                  C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                  6⤵
                    PID:2668
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c sonia_7.exe
                4⤵
                  PID:1624
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c sonia_5.exe
                  4⤵
                  • Loads dropped DLL
                  PID:1384
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c sonia_4.exe
                  4⤵
                    PID:772
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c sonia_1.exe
                    4⤵
                    • Loads dropped DLL
                    • Suspicious use of WriteProcessMemory
                    PID:1980
            • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_5.exe
              sonia_5.exe
              1⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Modifies system certificate store
              PID:1964
              • C:\Users\Admin\Documents\n9qoYjcr2n2EpWWW_yyH2XSo.exe
                "C:\Users\Admin\Documents\n9qoYjcr2n2EpWWW_yyH2XSo.exe"
                2⤵
                  PID:2080
                • C:\Users\Admin\Documents\FwIeDkiprZMczwQ8gZEKUWL4.exe
                  "C:\Users\Admin\Documents\FwIeDkiprZMczwQ8gZEKUWL4.exe"
                  2⤵
                    PID:2092
                    • C:\Users\Admin\Documents\FwIeDkiprZMczwQ8gZEKUWL4.exe
                      C:\Users\Admin\Documents\FwIeDkiprZMczwQ8gZEKUWL4.exe
                      3⤵
                        PID:2840
                    • C:\Users\Admin\Documents\bj7YcAKZ2qtMRSDVJmtPJcLS.exe
                      "C:\Users\Admin\Documents\bj7YcAKZ2qtMRSDVJmtPJcLS.exe"
                      2⤵
                        PID:2168
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd /c ""C:\Program Files (x86)\EverestSoftrade\TonerRecover\log.bat" "
                          3⤵
                            PID:2284
                          • C:\Program Files (x86)\EverestSoftrade\TonerRecover\Updater.exe
                            "C:\Program Files (x86)\EverestSoftrade\TonerRecover\Updater.exe"
                            3⤵
                              PID:2360
                          • C:\Users\Admin\Documents\g8TEPNsdnDU7199xXqIyUXFC.exe
                            "C:\Users\Admin\Documents\g8TEPNsdnDU7199xXqIyUXFC.exe"
                            2⤵
                              PID:2156
                            • C:\Users\Admin\Documents\z9VlwYDb3j7fxNZSHujE1m6m.exe
                              "C:\Users\Admin\Documents\z9VlwYDb3j7fxNZSHujE1m6m.exe"
                              2⤵
                                PID:2144
                              • C:\Users\Admin\Documents\V37PWnIWHna1dCf3eACoUDHh.exe
                                "C:\Users\Admin\Documents\V37PWnIWHna1dCf3eACoUDHh.exe"
                                2⤵
                                  PID:2136
                                • C:\Users\Admin\Documents\Y_bvqpDY8FTe2b9nzE4fqNrr.exe
                                  "C:\Users\Admin\Documents\Y_bvqpDY8FTe2b9nzE4fqNrr.exe"
                                  2⤵
                                    PID:2116
                                  • C:\Users\Admin\Documents\4lUPzkB7ddtG_wiSCCheS8hR.exe
                                    "C:\Users\Admin\Documents\4lUPzkB7ddtG_wiSCCheS8hR.exe"
                                    2⤵
                                      PID:2104
                                      • C:\Windows\SysWOW64\cmd.exe
                                        "C:\Windows\System32\cmd.exe" /c cmd < Sorrisi.tmp
                                        3⤵
                                          PID:2544
                                          • C:\Windows\SysWOW64\cmd.exe
                                            cmd
                                            4⤵
                                              PID:2776
                                        • C:\Users\Admin\Documents\_xWluxOpDQYHpoxH1nCYbx9i.exe
                                          "C:\Users\Admin\Documents\_xWluxOpDQYHpoxH1nCYbx9i.exe"
                                          2⤵
                                            PID:2192
                                          • C:\Users\Admin\Documents\sArugI_1bh_Mpnp6lsz8fda6.exe
                                            "C:\Users\Admin\Documents\sArugI_1bh_Mpnp6lsz8fda6.exe"
                                            2⤵
                                              PID:2700
                                              • C:\Windows\SysWOW64\WerFault.exe
                                                C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 276
                                                3⤵
                                                • Program crash
                                                PID:2932
                                            • C:\Users\Admin\Documents\pF2dRWNj6u5FfFWJIbUdkBWT.exe
                                              "C:\Users\Admin\Documents\pF2dRWNj6u5FfFWJIbUdkBWT.exe"
                                              2⤵
                                                PID:2724
                                              • C:\Users\Admin\Documents\RTX4PBv0XVskObM2GB7I3lo0.exe
                                                "C:\Users\Admin\Documents\RTX4PBv0XVskObM2GB7I3lo0.exe"
                                                2⤵
                                                  PID:2804
                                              • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_1.exe
                                                "C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_1.exe" -a
                                                1⤵
                                                • Executes dropped EXE
                                                • Loads dropped DLL
                                                PID:1836
                                              • C:\Users\Admin\AppData\Local\Temp\7zS864AD394\sonia_1.exe
                                                sonia_1.exe
                                                1⤵
                                                • Executes dropped EXE
                                                • Loads dropped DLL
                                                PID:928
                                              • C:\Windows\system32\rUNdlL32.eXe
                                                rUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main
                                                1⤵
                                                • Process spawned unexpected child process
                                                PID:1140
                                                • C:\Windows\SysWOW64\rundll32.exe
                                                  rUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main
                                                  2⤵
                                                  • Loads dropped DLL
                                                  • Modifies registry class
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  PID:456

                                              Network

                                              MITRE ATT&CK Enterprise v6

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              • memory/292-164-0x0000000000400000-0x00000000008F2000-memory.dmp

                                                Filesize

                                                4.9MB

                                              • memory/292-163-0x0000000002230000-0x00000000022CD000-memory.dmp

                                                Filesize

                                                628KB

                                              • memory/456-177-0x0000000001DF0000-0x0000000001EF1000-memory.dmp

                                                Filesize

                                                1.0MB

                                              • memory/456-178-0x0000000000340000-0x000000000039D000-memory.dmp

                                                Filesize

                                                372KB

                                              • memory/784-60-0x0000000075211000-0x0000000075213000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/852-90-0x0000000064940000-0x0000000064959000-memory.dmp

                                                Filesize

                                                100KB

                                              • memory/852-91-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                Filesize

                                                1.5MB

                                              • memory/852-107-0x0000000064940000-0x0000000064959000-memory.dmp

                                                Filesize

                                                100KB

                                              • memory/852-96-0x0000000000400000-0x000000000051D000-memory.dmp

                                                Filesize

                                                1.1MB

                                              • memory/852-95-0x0000000000400000-0x000000000051D000-memory.dmp

                                                Filesize

                                                1.1MB

                                              • memory/852-89-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                Filesize

                                                572KB

                                              • memory/852-116-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                Filesize

                                                1.5MB

                                              • memory/852-97-0x0000000064940000-0x0000000064959000-memory.dmp

                                                Filesize

                                                100KB

                                              • memory/852-114-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                Filesize

                                                572KB

                                              • memory/852-94-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                Filesize

                                                152KB

                                              • memory/852-92-0x0000000064940000-0x0000000064959000-memory.dmp

                                                Filesize

                                                100KB

                                              • memory/852-93-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                Filesize

                                                152KB

                                              • memory/872-180-0x0000000000F80000-0x0000000000FF1000-memory.dmp

                                                Filesize

                                                452KB

                                              • memory/872-179-0x0000000000A10000-0x0000000000A5C000-memory.dmp

                                                Filesize

                                                304KB

                                              • memory/1180-182-0x000007FEF56C0000-0x000007FEF5803000-memory.dmp

                                                Filesize

                                                1.3MB

                                              • memory/1180-165-0x0000000003B10000-0x0000000003B25000-memory.dmp

                                                Filesize

                                                84KB

                                              • memory/1180-183-0x000007FE76BD0000-0x000007FE76BDA000-memory.dmp

                                                Filesize

                                                40KB

                                              • memory/1224-211-0x0000000000200000-0x000000000021B000-memory.dmp

                                                Filesize

                                                108KB

                                              • memory/1224-181-0x00000000004F0000-0x0000000000561000-memory.dmp

                                                Filesize

                                                452KB

                                              • memory/1900-162-0x0000000000400000-0x0000000000896000-memory.dmp

                                                Filesize

                                                4.6MB

                                              • memory/1900-161-0x0000000000240000-0x0000000000249000-memory.dmp

                                                Filesize

                                                36KB

                                              • memory/2080-212-0x0000000004E30000-0x0000000004E31000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2080-201-0x0000000001310000-0x0000000001311000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2092-203-0x0000000000E60000-0x0000000000E61000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2136-224-0x0000000000A20000-0x0000000000A21000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2192-209-0x000007FEFBAE1000-0x000007FEFBAE3000-memory.dmp

                                                Filesize

                                                8KB

                                              • memory/2360-207-0x0000000001100000-0x0000000001101000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2700-225-0x0000000000400000-0x000000000064F000-memory.dmp

                                                Filesize

                                                2.3MB

                                              • memory/2724-227-0x0000000001240000-0x0000000001241000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2804-226-0x0000000000010000-0x0000000000011000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2804-236-0x0000000000200000-0x0000000000201000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2804-238-0x0000000000210000-0x0000000000233000-memory.dmp

                                                Filesize

                                                140KB

                                              • memory/2804-239-0x0000000000240000-0x0000000000241000-memory.dmp

                                                Filesize

                                                4KB

                                              • memory/2840-231-0x0000000000400000-0x000000000041E000-memory.dmp

                                                Filesize

                                                120KB