Analysis

  • max time kernel
    17s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    03/09/2021, 14:17

General

  • Target
    F69BB2AF3DBB3FAC27F3CFFFDDF2993B.exe
  • Size 4.3MB
  • Sample210903-rlqvvagean
  • SHA256 01f4e7e10bb524b04e6c8e731f51b600ad5948e1001531b05df57eb3c5f2d0ef
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • vidar

Version
  • 40.1

Botnet
  • 706

C2
  • https://eduarroma.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://aucmoney.com/upload/

  • http://thegymmum.com/upload/

  • http://atvcampingtrips.com/upload/

  • http://kuapakualaman.com/upload/

  • http://renatazarazua.com/upload/

  • http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Extracted

Family
  • redline

Botnet
  • pub1

C2
  • viacetequn.site:80

Signatures

  • 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.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 1 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Downloads MZ/PE file
  • Executes dropped EXE 12 IoCs
  • Loads dropped DLL 38 IoCs
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 4 IoCs

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

  • 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.

  • Script User-Agent 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 17 IoCs
  • Suspicious use of SendNotifyMessage 17 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\F69BB2AF3DBB3FAC27F3CFFFDDF2993B.exe
    "C:\Users\Admin\AppData\Local\Temp\F69BB2AF3DBB3FAC27F3CFFFDDF2993B.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\setup_install.exe
      "C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\setup_install.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1720
      • 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"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:268
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c Sat0474d386f5494e4ae.exe
        3⤵
        • Loads dropped DLL
        PID:932
        • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat0474d386f5494e4ae.exe
          Sat0474d386f5494e4ae.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:1696
          • C:\Users\Admin\Documents\RKJNjOyqDTrI8vbjoGzIWCXV.exe
            "C:\Users\Admin\Documents\RKJNjOyqDTrI8vbjoGzIWCXV.exe"
            5⤵
              PID:2448
            • C:\Users\Admin\Documents\ZD0iTSFKlQOozMPYCwhl1zPt.exe
              "C:\Users\Admin\Documents\ZD0iTSFKlQOozMPYCwhl1zPt.exe"
              5⤵
                PID:2436
              • C:\Users\Admin\Documents\Sjx69ZxtnTQkAG0OMwQNAdAg.exe
                "C:\Users\Admin\Documents\Sjx69ZxtnTQkAG0OMwQNAdAg.exe"
                5⤵
                  PID:2424
                • C:\Users\Admin\Documents\MrMPC4naAOkI80ZDCsUKQxaS.exe
                  "C:\Users\Admin\Documents\MrMPC4naAOkI80ZDCsUKQxaS.exe"
                  5⤵
                    PID:2412
                  • C:\Users\Admin\Documents\lIyQc_LgHzxpJhHD8UaFvAt0.exe
                    "C:\Users\Admin\Documents\lIyQc_LgHzxpJhHD8UaFvAt0.exe"
                    5⤵
                      PID:2584
                    • C:\Users\Admin\Documents\qNM9t8U5F1GoBDiDECTnAKz1.exe
                      "C:\Users\Admin\Documents\qNM9t8U5F1GoBDiDECTnAKz1.exe"
                      5⤵
                        PID:2576
                        • C:\Windows\SysWOW64\mshta.exe
                          "C:\Windows\System32\mshta.exe" VbScRIpt: CloSE ( CReATEobJECT ( "WscrIpt.SheLL"). Run ( "cmD.exe /Q /c TYPE ""C:\Users\Admin\Documents\qNM9t8U5F1GoBDiDECTnAKz1.exe"" > X4d4XArNWDu.eXE && StArt X4D4XarNWDu.Exe -PXPoqL0iOUHHP7hXFattB5ZvsV & if """" == """" for %A IN ( ""C:\Users\Admin\Documents\qNM9t8U5F1GoBDiDECTnAKz1.exe"" ) do taskkill /f -im ""%~nxA"" " , 0 , trUE ) )
                          6⤵
                            PID:2736
                        • C:\Users\Admin\Documents\CEtfkie7Tu8bsFLHQJ55F0US.exe
                          "C:\Users\Admin\Documents\CEtfkie7Tu8bsFLHQJ55F0US.exe"
                          5⤵
                            PID:2560
                          • C:\Users\Admin\Documents\FmtLU4B76MWrmquJJhWeOjZf.exe
                            "C:\Users\Admin\Documents\FmtLU4B76MWrmquJJhWeOjZf.exe"
                            5⤵
                              PID:2548
                            • C:\Users\Admin\Documents\HnGRYKygkeSBK1rlMSQsLQPs.exe
                              "C:\Users\Admin\Documents\HnGRYKygkeSBK1rlMSQsLQPs.exe"
                              5⤵
                                PID:2536
                              • C:\Users\Admin\Documents\OvtlqA0WigNKZ7xPNmfJqwRc.exe
                                "C:\Users\Admin\Documents\OvtlqA0WigNKZ7xPNmfJqwRc.exe"
                                5⤵
                                  PID:2524
                                  • C:\Windows\SysWOW64\cmd.exe
                                    "C:\Windows\System32\cmd.exe" /c taskkill /im "OvtlqA0WigNKZ7xPNmfJqwRc.exe" /f & erase "C:\Users\Admin\Documents\OvtlqA0WigNKZ7xPNmfJqwRc.exe" & exit
                                    6⤵
                                      PID:2160
                                  • C:\Users\Admin\Documents\qK1ykVIxVt9wnanPgZaOR6I8.exe
                                    "C:\Users\Admin\Documents\qK1ykVIxVt9wnanPgZaOR6I8.exe"
                                    5⤵
                                      PID:2484
                                    • C:\Users\Admin\Documents\3dXeKW90wZXrnHlREOYCPIxL.exe
                                      "C:\Users\Admin\Documents\3dXeKW90wZXrnHlREOYCPIxL.exe"
                                      5⤵
                                        PID:2764
                                      • C:\Users\Admin\Documents\rOdQuwOIMdFXlyDDDXNyYHMI.exe
                                        "C:\Users\Admin\Documents\rOdQuwOIMdFXlyDDDXNyYHMI.exe"
                                        5⤵
                                          PID:2644
                                        • C:\Users\Admin\Documents\HyjCVWr8geNFTlHkbbL6vtDj.exe
                                          "C:\Users\Admin\Documents\HyjCVWr8geNFTlHkbbL6vtDj.exe"
                                          5⤵
                                            PID:2824
                                          • C:\Users\Admin\Documents\He5sNTcERliNTrwO2NTvBTn2.exe
                                            "C:\Users\Admin\Documents\He5sNTcERliNTrwO2NTvBTn2.exe"
                                            5⤵
                                              PID:2856
                                            • C:\Users\Admin\Documents\xMmxY6kDF2X7SF1_QYSMxCgb.exe
                                              "C:\Users\Admin\Documents\xMmxY6kDF2X7SF1_QYSMxCgb.exe"
                                              5⤵
                                                PID:2920
                                              • C:\Users\Admin\Documents\PGAYMRVwp1Hphgkm6yiL4d_C.exe
                                                "C:\Users\Admin\Documents\PGAYMRVwp1Hphgkm6yiL4d_C.exe"
                                                5⤵
                                                  PID:2908
                                                • C:\Users\Admin\Documents\oD9uP69TlK5z85KE2S073KdS.exe
                                                  "C:\Users\Admin\Documents\oD9uP69TlK5z85KE2S073KdS.exe"
                                                  5⤵
                                                    PID:2892
                                                  • C:\Users\Admin\Documents\kjWEKIzVjILXIWpBHtXZU3N9.exe
                                                    "C:\Users\Admin\Documents\kjWEKIzVjILXIWpBHtXZU3N9.exe"
                                                    5⤵
                                                      PID:2880
                                                    • C:\Users\Admin\Documents\3_U1bpVTsmluEVstj3eRDOIR.exe
                                                      "C:\Users\Admin\Documents\3_U1bpVTsmluEVstj3eRDOIR.exe"
                                                      5⤵
                                                        PID:2872
                                                        • C:\Users\Admin\Documents\3_U1bpVTsmluEVstj3eRDOIR.exe
                                                          C:\Users\Admin\Documents\3_U1bpVTsmluEVstj3eRDOIR.exe
                                                          6⤵
                                                            PID:1484
                                                        • C:\Users\Admin\Documents\o0rUBdLqXV0wekUVqTQhyDep.exe
                                                          "C:\Users\Admin\Documents\o0rUBdLqXV0wekUVqTQhyDep.exe"
                                                          5⤵
                                                            PID:2848
                                                          • C:\Users\Admin\Documents\IMkeDL7hUZNi1LcJfU14ciVU.exe
                                                            "C:\Users\Admin\Documents\IMkeDL7hUZNi1LcJfU14ciVU.exe"
                                                            5⤵
                                                              PID:2152
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c Sat04427cb01d4e20c.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:704
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat04427cb01d4e20c.exe
                                                            Sat04427cb01d4e20c.exe
                                                            4⤵
                                                            • Executes dropped EXE
                                                            PID:1728
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c Sat041c77a5398.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:1336
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat041c77a5398.exe
                                                            Sat041c77a5398.exe
                                                            4⤵
                                                            • Executes dropped EXE
                                                            • Suspicious use of AdjustPrivilegeToken
                                                            PID:1124
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c Sat045c58e4987b928d.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:1108
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c Sat049403b078c3b419d.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:896
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c Sat04ab282c33a66.exe
                                                          3⤵
                                                          • Loads dropped DLL
                                                          PID:1600
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c Sat04c6bdf900.exe
                                                          3⤵
                                                            PID:1636
                                                          • C:\Windows\SysWOW64\cmd.exe
                                                            C:\Windows\system32\cmd.exe /c Sat04b0aea94c969aef.exe
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:112
                                                          • C:\Windows\SysWOW64\cmd.exe
                                                            C:\Windows\system32\cmd.exe /c Sat049cec745dbb0.exe
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:1768
                                                      • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat04b0aea94c969aef.exe
                                                        Sat04b0aea94c969aef.exe
                                                        1⤵
                                                        • Executes dropped EXE
                                                        • Loads dropped DLL
                                                        • Checks SCSI registry key(s)
                                                        • Suspicious behavior: EnumeratesProcesses
                                                        • Suspicious behavior: MapViewOfSection
                                                        PID:1448
                                                      • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat04c6bdf900.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat04c6bdf900.exe"
                                                        1⤵
                                                        • Executes dropped EXE
                                                        PID:316
                                                      • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat049cec745dbb0.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat049cec745dbb0.exe" -a
                                                        1⤵
                                                        • Executes dropped EXE
                                                        • Loads dropped DLL
                                                        PID:1088
                                                      • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat045c58e4987b928d.exe
                                                        Sat045c58e4987b928d.exe
                                                        1⤵
                                                        • Executes dropped EXE
                                                        • Loads dropped DLL
                                                        • Adds Run key to start application
                                                        PID:636
                                                        • C:\Windows\SysWOW64\dllhost.exe
                                                          dllhost.exe
                                                          2⤵
                                                            PID:1112
                                                          • C:\Windows\SysWOW64\cmd.exe
                                                            cmd /c cmd < Abbassero.wmv
                                                            2⤵
                                                              PID:1704
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat04c6bdf900.exe
                                                            Sat04c6bdf900.exe
                                                            1⤵
                                                            • Executes dropped EXE
                                                            PID:1708
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat049403b078c3b419d.exe
                                                            Sat049403b078c3b419d.exe
                                                            1⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            PID:1200
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat04ab282c33a66.exe
                                                            Sat04ab282c33a66.exe
                                                            1⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            PID:1612
                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                              C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 1004
                                                              2⤵
                                                              • Program crash
                                                              PID:2508
                                                          • C:\Users\Admin\AppData\Local\Temp\7zS066F74E3\Sat049cec745dbb0.exe
                                                            Sat049cec745dbb0.exe
                                                            1⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            PID:1140
                                                          • C:\Windows\system32\rundll32.exe
                                                            rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                                                            1⤵
                                                            • Process spawned unexpected child process
                                                            PID:2140
                                                            • C:\Windows\SysWOW64\rundll32.exe
                                                              rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                                                              2⤵
                                                                PID:2148

                                                            Network

                                                                  MITRE ATT&CK Enterprise v6

                                                                  Replay Monitor

                                                                  Loading Replay Monitor...

                                                                  Downloads

                                                                  memory/268-172-0x00000000020E0000-0x0000000002D2A000-memory.dmp

                                                                  memory/1124-165-0x0000000001050000-0x0000000001051000-memory.dmp

                                                                  memory/1124-173-0x000000001B1F0000-0x000000001B1F2000-memory.dmp

                                                                  memory/1200-180-0x0000000000400000-0x0000000002CCD000-memory.dmp

                                                                  memory/1200-183-0x0000000003270000-0x000000000328C000-memory.dmp

                                                                  memory/1200-186-0x00000000073F3000-0x00000000073F4000-memory.dmp

                                                                  memory/1200-185-0x00000000073F2000-0x00000000073F3000-memory.dmp

                                                                  memory/1200-188-0x00000000073F4000-0x00000000073F6000-memory.dmp

                                                                  memory/1200-179-0x0000000000250000-0x000000000027F000-memory.dmp

                                                                  memory/1200-182-0x00000000073F1000-0x00000000073F2000-memory.dmp

                                                                  memory/1200-187-0x0000000004D00000-0x0000000004D1A000-memory.dmp

                                                                  memory/1376-184-0x0000000003A30000-0x0000000003A46000-memory.dmp

                                                                  memory/1448-170-0x0000000000240000-0x0000000000249000-memory.dmp

                                                                  memory/1448-168-0x0000000000400000-0x00000000023AF000-memory.dmp

                                                                  memory/1612-167-0x00000000028C0000-0x00000000048C3000-memory.dmp

                                                                  memory/1612-169-0x0000000000400000-0x0000000002403000-memory.dmp

                                                                  memory/1632-52-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

                                                                  memory/1636-181-0x0000000001F00000-0x0000000001F01000-memory.dmp

                                                                  memory/1696-189-0x0000000003FA0000-0x00000000040DF000-memory.dmp

                                                                  memory/1720-77-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1720-86-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1720-73-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                                  memory/1720-85-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1720-74-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                                  memory/1720-78-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                  memory/1720-95-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                                  memory/1720-75-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                                  memory/1720-102-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                                  memory/1720-92-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                                  memory/1728-171-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

                                                                  memory/2448-241-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

                                                                  memory/2524-218-0x0000000000290000-0x00000000002BF000-memory.dmp

                                                                  memory/2644-214-0x0000000000810000-0x0000000000811000-memory.dmp

                                                                  memory/2872-238-0x00000000000F0000-0x00000000000F1000-memory.dmp