Resubmissions

11-07-2024 05:43

240711-gej4lstgrf 10

06-09-2021 14:13

210906-rjpvrsedbm 10

08-07-2021 11:08

210708-4gztl3mwl6 10

08-07-2021 08:02

210708-klfb4qeda6 10

07-07-2021 09:39

210707-nem57xyvf2 10

06-07-2021 17:51

210706-7pcrmjy3fa 10

06-07-2021 13:45

210706-eybelwcq86 10

Analysis

  • max time kernel
    1555s
  • max time network
    1562s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    06-09-2021 14:13

General

  • Target

    setup_x86_x64_install - копия (10).exe

  • Size

    3.2MB

  • MD5

    3ae1c212119919e5fce71247286f8e0e

  • SHA1

    97c1890ab73c539056f95eafede319df774e9d38

  • SHA256

    30c2f230e5401b4b1ea8fb425dadf4e453575884303b9fa2066e6a91859f016e

  • SHA512

    5bb28a775c10b8b68b8c448d64287ca732d0af5577ecc4348a89934358440bb4ff6958115f14ecbabb0446d234d6f621afa3419daa4aec6c03c0af9b6a3b1558

Malware Config

Extracted

Family

redline

Botnet

ServAni

C2

87.251.71.195:82

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

smokeloader

Version

2020

C2

http://ppcspb.com/upload/

http://mebbing.com/upload/

http://twcamel.com/upload/

http://howdycash.com/upload/

http://lahuertasonora.com/upload/

http://kpotiques.com/upload/

rc4.i32
rc4.i32

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 3 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

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

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 16 IoCs
  • Loads dropped DLL 64 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 5 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 9 IoCs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 20 IoCs
  • Modifies system certificate store 2 TTPs 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:464
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:884
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {1182BCEC-D310-48D2-AEB4-63F4786F84EE} S-1-5-21-1669990088-476967504-438132596-1000:KJUCCLUP\Admin:Interactive:[1]
          3⤵
            PID:364
            • C:\Users\Admin\AppData\Roaming\hwtjrvs
              C:\Users\Admin\AppData\Roaming\hwtjrvs
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Checks SCSI registry key(s)
              • Suspicious behavior: MapViewOfSection
              PID:1768
          • C:\Windows\system32\taskeng.exe
            taskeng.exe {9468044F-4550-4F75-8CB2-1DE56CB8E145} S-1-5-21-1669990088-476967504-438132596-1000:KJUCCLUP\Admin:Interactive:[1]
            3⤵
              PID:1468
              • C:\Users\Admin\AppData\Roaming\hwtjrvs
                C:\Users\Admin\AppData\Roaming\hwtjrvs
                4⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Checks SCSI registry key(s)
                • Suspicious behavior: MapViewOfSection
                PID:1080
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k SystemNetworkService
            2⤵
            • Checks processor information in registry
            • Modifies data under HKEY_USERS
            • Modifies registry class
            PID:1896
          • 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:1484
        • C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install - копия (10).exe
          "C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install - копия (10).exe"
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1948
          • 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:1732
            • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\setup_install.exe
              "C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\setup_install.exe"
              3⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:1648
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_1.exe
                4⤵
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:432
                • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_1.exe
                  arnatic_1.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:2040
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 952
                    6⤵
                    • Loads dropped DLL
                    • Program crash
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious behavior: GetForegroundWindowSpam
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2044
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_2.exe
                4⤵
                • Loads dropped DLL
                PID:980
                • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_2.exe
                  arnatic_2.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Checks SCSI registry key(s)
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  PID:1832
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_3.exe
                4⤵
                • Loads dropped DLL
                PID:1032
                • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_3.exe
                  arnatic_3.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:1740
                  • C:\Windows\SysWOW64\rUNdlL32.eXe
                    "C:\Windows\system32\rUNdlL32.eXe" "C:\Users\Admin\AppData\Local\Temp\axhub.dll",axhub
                    6⤵
                    • Loads dropped DLL
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:956
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_4.exe
                4⤵
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:896
                • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_4.exe
                  arnatic_4.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Modifies system certificate store
                  PID:2036
                  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                    C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                    6⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:1392
                  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                    C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                    6⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:1740
                  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                    C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                    6⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:1956
                  • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                    C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                    6⤵
                    • Executes dropped EXE
                    PID:1160
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_5.exe
                4⤵
                • Loads dropped DLL
                PID:1072
                • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_5.exe
                  arnatic_5.exe
                  5⤵
                  • Executes dropped EXE
                  • Modifies system certificate store
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1744
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_6.exe
                4⤵
                • Loads dropped DLL
                PID:1076
                • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_6.exe
                  arnatic_6.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Modifies system certificate store
                  PID:1728
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_7.exe
                4⤵
                • Loads dropped DLL
                PID:1532
        • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_7.exe
          arnatic_7.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          PID:1128
          • C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_7.exe
            C:\Users\Admin\AppData\Local\Temp\7zS4C65DBB4\arnatic_7.exe
            2⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of AdjustPrivilegeToken
            PID:1140

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/884-172-0x0000000000F60000-0x0000000000FD1000-memory.dmp

          Filesize

          452KB

        • memory/884-171-0x0000000000920000-0x000000000096C000-memory.dmp

          Filesize

          304KB

        • memory/956-169-0x0000000000BB0000-0x0000000000CB1000-memory.dmp

          Filesize

          1.0MB

        • memory/956-170-0x00000000004A0000-0x00000000004FD000-memory.dmp

          Filesize

          372KB

        • memory/1080-211-0x0000000000400000-0x00000000008F4000-memory.dmp

          Filesize

          5.0MB

        • memory/1128-153-0x00000000002F0000-0x00000000002F1000-memory.dmp

          Filesize

          4KB

        • memory/1140-186-0x0000000004F90000-0x0000000004F91000-memory.dmp

          Filesize

          4KB

        • memory/1140-181-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/1140-178-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/1376-212-0x0000000002990000-0x00000000029A6000-memory.dmp

          Filesize

          88KB

        • memory/1376-205-0x0000000002970000-0x0000000002986000-memory.dmp

          Filesize

          88KB

        • memory/1376-187-0x0000000002AD0000-0x0000000002AE6000-memory.dmp

          Filesize

          88KB

        • memory/1484-198-0x000007FEFC2A1000-0x000007FEFC2A3000-memory.dmp

          Filesize

          8KB

        • memory/1484-193-0x0000000000210000-0x0000000000284000-memory.dmp

          Filesize

          464KB

        • memory/1484-192-0x0000000000060000-0x00000000000AE000-memory.dmp

          Filesize

          312KB

        • memory/1484-199-0x0000000001FF0000-0x000000000200B000-memory.dmp

          Filesize

          108KB

        • memory/1484-200-0x0000000002860000-0x0000000002966000-memory.dmp

          Filesize

          1.0MB

        • memory/1648-83-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          Filesize

          1.5MB

        • memory/1648-84-0x000000006B280000-0x000000006B2A6000-memory.dmp

          Filesize

          152KB

        • memory/1648-97-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1648-100-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          Filesize

          1.5MB

        • memory/1648-82-0x000000006B440000-0x000000006B4CF000-memory.dmp

          Filesize

          572KB

        • memory/1648-85-0x0000000000400000-0x000000000051E000-memory.dmp

          Filesize

          1.1MB

        • memory/1648-93-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1648-102-0x000000006B280000-0x000000006B2A6000-memory.dmp

          Filesize

          152KB

        • memory/1648-98-0x000000006B440000-0x000000006B4CF000-memory.dmp

          Filesize

          572KB

        • memory/1648-103-0x0000000000400000-0x000000000051E000-memory.dmp

          Filesize

          1.1MB

        • memory/1648-94-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1648-95-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1744-176-0x0000000000480000-0x000000000049F000-memory.dmp

          Filesize

          124KB

        • memory/1744-168-0x0000000000450000-0x0000000000451000-memory.dmp

          Filesize

          4KB

        • memory/1744-182-0x000000001AB00000-0x000000001AB02000-memory.dmp

          Filesize

          8KB

        • memory/1744-159-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

          Filesize

          4KB

        • memory/1744-177-0x0000000000460000-0x0000000000461000-memory.dmp

          Filesize

          4KB

        • memory/1768-204-0x0000000000400000-0x00000000008F4000-memory.dmp

          Filesize

          5.0MB

        • memory/1832-175-0x0000000000400000-0x00000000008F4000-memory.dmp

          Filesize

          5.0MB

        • memory/1832-174-0x0000000000240000-0x0000000000249000-memory.dmp

          Filesize

          36KB

        • memory/1896-173-0x0000000000470000-0x00000000004E1000-memory.dmp

          Filesize

          452KB

        • memory/1948-53-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

          Filesize

          8KB

        • memory/2040-184-0x00000000022F0000-0x000000000238D000-memory.dmp

          Filesize

          628KB

        • memory/2040-185-0x0000000000400000-0x0000000000949000-memory.dmp

          Filesize

          5.3MB

        • memory/2044-190-0x0000000000330000-0x0000000000331000-memory.dmp

          Filesize

          4KB