Analysis

  • max time kernel
    150s
  • max time network
    194s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22-06-2021 10:06

General

  • Target

    a8d8fc71f6f9802c725fd8930b0964d1.exe

  • Size

    3.3MB

  • MD5

    a8d8fc71f6f9802c725fd8930b0964d1

  • SHA1

    f4f79dde85e23bf7a6e0708d665ef38ba0ac6568

  • SHA256

    36b7419eb850d06e31f8323dfbd6460240d09ec99e34fb5280279d9dc297d1ba

  • SHA512

    720bbb90a50e77ace5a409618fde663ac76e7db41ca6b55d27124edb9f87e9a85aa8e67cbda01c9dbb6a7a36cf0d8caa9f5f399441fc555f0b48212ed0cb1c83

Malware Config

Extracted

Family

redline

Botnet

Ani

C2

yaklalau.xyz:80

Extracted

Family

redline

Botnet

22_6_r

C2

qitoshalan.xyz:80

Signatures

  • RedLine

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

  • RedLine Payload 5 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • ASPack v2.12-2.42 14 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 22 IoCs
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 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 3 IoCs
  • Kills process with taskkill 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8d8fc71f6f9802c725fd8930b0964d1.exe
    "C:\Users\Admin\AppData\Local\Temp\a8d8fc71f6f9802c725fd8930b0964d1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1696
    • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\setup_install.exe
      "C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\setup_install.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c arnatic_1.exe
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:568
        • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_1.exe
          arnatic_1.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:364
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 968
            5⤵
            • Program crash
            PID:1600
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c arnatic_2.exe
        3⤵
          PID:1424
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c arnatic_3.exe
          3⤵
            PID:1836
            • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_3.exe
              arnatic_3.exe
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:1988
              • C:\Windows\SysWOW64\rUNdlL32.eXe
                "C:\Windows\system32\rUNdlL32.eXe" "C:\Users\Admin\AppData\Local\Temp\axhub.dll",axhub
                5⤵
                  PID:1452
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c arnatic_8.exe
              3⤵
                PID:296
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_7.exe
                3⤵
                • Loads dropped DLL
                PID:1312
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_6.exe
                3⤵
                • Loads dropped DLL
                PID:956
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_5.exe
                3⤵
                • Loads dropped DLL
                PID:300
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_4.exe
                3⤵
                  PID:324
            • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_5.exe
              arnatic_5.exe
              1⤵
                PID:900
                • C:\Users\Admin\AppData\Roaming\1822378.exe
                  "C:\Users\Admin\AppData\Roaming\1822378.exe"
                  2⤵
                    PID:2580
                    • C:\Windows\system32\WerFault.exe
                      C:\Windows\system32\WerFault.exe -u -p 2580 -s 524
                      3⤵
                      • Program crash
                      PID:2968
                  • C:\Users\Admin\AppData\Roaming\3749735.exe
                    "C:\Users\Admin\AppData\Roaming\3749735.exe"
                    2⤵
                      PID:2624
                    • C:\Users\Admin\AppData\Roaming\2361525.exe
                      "C:\Users\Admin\AppData\Roaming\2361525.exe"
                      2⤵
                        PID:2664
                      • C:\Users\Admin\AppData\Roaming\6242654.exe
                        "C:\Users\Admin\AppData\Roaming\6242654.exe"
                        2⤵
                          PID:2704
                      • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_7.exe
                        arnatic_7.exe
                        1⤵
                          PID:680
                          • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_7.exe
                            C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_7.exe
                            2⤵
                              PID:1996
                          • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_8.exe
                            arnatic_8.exe
                            1⤵
                              PID:784
                            • C:\Users\Admin\AppData\Local\Temp\7zS0A6350F4\arnatic_6.exe
                              arnatic_6.exe
                              1⤵
                                PID:1388
                                • C:\Users\Admin\Documents\BvIPT99aEAIm2TxeQXe4jP9I.exe
                                  "C:\Users\Admin\Documents\BvIPT99aEAIm2TxeQXe4jP9I.exe"
                                  2⤵
                                    PID:2336
                                    • C:\Users\Admin\AppData\Local\Temp\03250045-7786-4d2a-aa42-00cc0538b4dc\AdvancedRun.exe
                                      "C:\Users\Admin\AppData\Local\Temp\03250045-7786-4d2a-aa42-00cc0538b4dc\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\03250045-7786-4d2a-aa42-00cc0538b4dc\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
                                      3⤵
                                        PID:3016
                                        • C:\Users\Admin\AppData\Local\Temp\03250045-7786-4d2a-aa42-00cc0538b4dc\AdvancedRun.exe
                                          "C:\Users\Admin\AppData\Local\Temp\03250045-7786-4d2a-aa42-00cc0538b4dc\AdvancedRun.exe" /SpecialRun 4101d8 3016
                                          4⤵
                                            PID:2392
                                        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                                          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\Documents\BvIPT99aEAIm2TxeQXe4jP9I.exe" -Force
                                          3⤵
                                            PID:2180
                                          • C:\Windows\SysWOW64\cmd.exe
                                            "C:\Windows\System32\cmd.exe" /c timeout 1
                                            3⤵
                                              PID:1232
                                          • C:\Users\Admin\Documents\Vb6mYvH3lrttGWwKVevXVxhc.exe
                                            "C:\Users\Admin\Documents\Vb6mYvH3lrttGWwKVevXVxhc.exe"
                                            2⤵
                                              PID:2324
                                            • C:\Users\Admin\Documents\8dNZoicPsyGV78NV2QvJOKxE.exe
                                              "C:\Users\Admin\Documents\8dNZoicPsyGV78NV2QvJOKxE.exe"
                                              2⤵
                                                PID:2312
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  "C:\Windows\System32\cmd.exe" /c taskkill /im 8dNZoicPsyGV78NV2QvJOKxE.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\Documents\8dNZoicPsyGV78NV2QvJOKxE.exe" & del C:\ProgramData\*.dll & exit
                                                  3⤵
                                                    PID:2940
                                                    • C:\Windows\SysWOW64\taskkill.exe
                                                      taskkill /im 8dNZoicPsyGV78NV2QvJOKxE.exe /f
                                                      4⤵
                                                      • Kills process with taskkill
                                                      PID:3056
                                                • C:\Users\Admin\Documents\N4yxJzlb9RzVdOsXzM7UPdhs.exe
                                                  "C:\Users\Admin\Documents\N4yxJzlb9RzVdOsXzM7UPdhs.exe"
                                                  2⤵
                                                    PID:2300
                                                  • C:\Users\Admin\Documents\gSVXgTUjR2k3SwbhxjVdYyeB.exe
                                                    "C:\Users\Admin\Documents\gSVXgTUjR2k3SwbhxjVdYyeB.exe"
                                                    2⤵
                                                      PID:2288
                                                    • C:\Users\Admin\Documents\iPAgey1yYqs5_hBizVJWcOcG.exe
                                                      "C:\Users\Admin\Documents\iPAgey1yYqs5_hBizVJWcOcG.exe"
                                                      2⤵
                                                        PID:2276
                                                      • C:\Users\Admin\Documents\fZpH4IpRtAVb3Jv3zQOmGnWO.exe
                                                        "C:\Users\Admin\Documents\fZpH4IpRtAVb3Jv3zQOmGnWO.exe"
                                                        2⤵
                                                          PID:2264
                                                        • C:\Users\Admin\Documents\UyVyRPG5sjCQnB1IshGj_jjx.exe
                                                          "C:\Users\Admin\Documents\UyVyRPG5sjCQnB1IshGj_jjx.exe"
                                                          2⤵
                                                            PID:2252
                                                          • C:\Users\Admin\Documents\efK3MfcSzodMQQEm42sB9rFM.exe
                                                            "C:\Users\Admin\Documents\efK3MfcSzodMQQEm42sB9rFM.exe"
                                                            2⤵
                                                              PID:2224
                                                            • C:\Users\Admin\Documents\LT2Q4I0K9HVBT0cuQUPnSIFh.exe
                                                              "C:\Users\Admin\Documents\LT2Q4I0K9HVBT0cuQUPnSIFh.exe"
                                                              2⤵
                                                                PID:2232
                                                              • C:\Users\Admin\Documents\5IPQUYZ0a6AgHk4dt5HGiOid.exe
                                                                "C:\Users\Admin\Documents\5IPQUYZ0a6AgHk4dt5HGiOid.exe"
                                                                2⤵
                                                                  PID:2200
                                                                  • C:\Windows\SysWOW64\cmd.exe
                                                                    "C:\Windows\System32\cmd.exe" /c taskkill /im "5IPQUYZ0a6AgHk4dt5HGiOid.exe" /f & erase "C:\Users\Admin\Documents\5IPQUYZ0a6AgHk4dt5HGiOid.exe" & exit
                                                                    3⤵
                                                                      PID:2844
                                                                      • C:\Windows\SysWOW64\taskkill.exe
                                                                        taskkill /im "5IPQUYZ0a6AgHk4dt5HGiOid.exe" /f
                                                                        4⤵
                                                                        • Kills process with taskkill
                                                                        PID:2908
                                                                  • C:\Users\Admin\Documents\BiHMY8VKkhDEMq4NiOezC_Ow.exe
                                                                    "C:\Users\Admin\Documents\BiHMY8VKkhDEMq4NiOezC_Ow.exe"
                                                                    2⤵
                                                                      PID:2188
                                                                      • C:\Program Files (x86)\Company\NewProduct\jooyu.exe
                                                                        "C:\Program Files (x86)\Company\NewProduct\jooyu.exe"
                                                                        3⤵
                                                                          PID:1200
                                                                          • 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
                                                                            4⤵
                                                                              PID:2640
                                                                            • 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
                                                                              4⤵
                                                                                PID:3028
                                                                            • C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe
                                                                              "C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe"
                                                                              3⤵
                                                                                PID:2176
                                                                                • C:\Windows\SysWOW64\WerFault.exe
                                                                                  C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 292
                                                                                  4⤵
                                                                                  • Program crash
                                                                                  PID:2560
                                                                              • C:\Program Files (x86)\Company\NewProduct\jingzhang.exe
                                                                                "C:\Program Files (x86)\Company\NewProduct\jingzhang.exe"
                                                                                3⤵
                                                                                  PID:1300
                                                                                  • C:\Windows\SysWOW64\rUNdlL32.eXe
                                                                                    "C:\Windows\system32\rUNdlL32.eXe" "C:\Users\Admin\AppData\Local\Temp\install.dll",shl
                                                                                    4⤵
                                                                                      PID:2840
                                                                                  • C:\Program Files (x86)\Company\NewProduct\file4.exe
                                                                                    "C:\Program Files (x86)\Company\NewProduct\file4.exe"
                                                                                    3⤵
                                                                                      PID:3068
                                                                                  • C:\Users\Admin\Documents\YIWxXA1sPOEv8YzAo0zTk8Km.exe
                                                                                    "C:\Users\Admin\Documents\YIWxXA1sPOEv8YzAo0zTk8Km.exe"
                                                                                    2⤵
                                                                                      PID:2168
                                                                                      • C:\Users\Admin\Documents\YIWxXA1sPOEv8YzAo0zTk8Km.exe
                                                                                        C:\Users\Admin\Documents\YIWxXA1sPOEv8YzAo0zTk8Km.exe
                                                                                        3⤵
                                                                                          PID:2656
                                                                                      • C:\Users\Admin\Documents\84PjhIm_0RthLxZKRC0MIqPs.exe
                                                                                        "C:\Users\Admin\Documents\84PjhIm_0RthLxZKRC0MIqPs.exe"
                                                                                        2⤵
                                                                                          PID:2392
                                                                                          • C:\Windows\SysWOW64\rUNdlL32.eXe
                                                                                            "C:\Windows\system32\rUNdlL32.eXe" "C:\Users\Admin\AppData\Local\Temp\axhub.dll",axhub
                                                                                            3⤵
                                                                                              PID:3040
                                                                                          • C:\Users\Admin\Documents\x_Q8AIOH2UzwfaGoOCqxrZip.exe
                                                                                            "C:\Users\Admin\Documents\x_Q8AIOH2UzwfaGoOCqxrZip.exe"
                                                                                            2⤵
                                                                                              PID:2408
                                                                                              • C:\Users\Admin\Documents\x_Q8AIOH2UzwfaGoOCqxrZip.exe
                                                                                                C:\Users\Admin\Documents\x_Q8AIOH2UzwfaGoOCqxrZip.exe
                                                                                                3⤵
                                                                                                  PID:2416
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k SystemNetworkService
                                                                                              1⤵
                                                                                                PID:1800
                                                                                              • C:\Windows\system32\DllHost.exe
                                                                                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                                                1⤵
                                                                                                • Loads dropped DLL
                                                                                                • Suspicious use of WriteProcessMemory
                                                                                                PID:1836

                                                                                              Network

                                                                                              MITRE ATT&CK Enterprise v6

                                                                                              Replay Monitor

                                                                                              Loading Replay Monitor...

                                                                                              Downloads

                                                                                              • memory/680-151-0x00000000003E0000-0x00000000003E1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/900-149-0x0000000000450000-0x0000000000471000-memory.dmp

                                                                                                Filesize

                                                                                                132KB

                                                                                              • memory/900-148-0x00000000002A0000-0x00000000002A1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/900-137-0x0000000000090000-0x0000000000091000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/900-150-0x00000000002B0000-0x00000000002B1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/1696-60-0x0000000075211000-0x0000000075213000-memory.dmp

                                                                                                Filesize

                                                                                                8KB

                                                                                              • memory/1996-163-0x0000000000400000-0x000000000041E000-memory.dmp

                                                                                                Filesize

                                                                                                120KB

                                                                                              • memory/2020-107-0x0000000064940000-0x0000000064959000-memory.dmp

                                                                                                Filesize

                                                                                                100KB

                                                                                              • memory/2020-84-0x0000000000400000-0x000000000051E000-memory.dmp

                                                                                                Filesize

                                                                                                1.1MB

                                                                                              • memory/2020-83-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                                                                Filesize

                                                                                                152KB

                                                                                              • memory/2020-81-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                                                                Filesize

                                                                                                572KB

                                                                                              • memory/2020-82-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                                                                Filesize

                                                                                                1.5MB

                                                                                              • memory/2168-200-0x00000000010B0000-0x00000000010B1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/2288-215-0x0000000000320000-0x0000000000321000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/2336-201-0x0000000000F80000-0x0000000000F81000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/2408-203-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/2580-205-0x0000000000F10000-0x0000000000F11000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/2624-218-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB

                                                                                              • memory/2656-222-0x0000000000400000-0x000000000041E000-memory.dmp

                                                                                                Filesize

                                                                                                120KB

                                                                                              • memory/2656-219-0x0000000000400000-0x000000000041E000-memory.dmp

                                                                                                Filesize

                                                                                                120KB

                                                                                              • memory/2704-225-0x00000000011F0000-0x00000000011F1000-memory.dmp

                                                                                                Filesize

                                                                                                4KB