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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
    1800s
  • max time network
    1845s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    06/09/2021, 14:13

General

  • Target

    setup_x86_x64_install - копия (20).exe

  • Size

    3.2MB

  • MD5

    3ae1c212119919e5fce71247286f8e0e

  • SHA1

    97c1890ab73c539056f95eafede319df774e9d38

  • SHA256

    30c2f230e5401b4b1ea8fb425dadf4e453575884303b9fa2066e6a91859f016e

  • SHA512

    5bb28a775c10b8b68b8c448d64287ca732d0af5577ecc4348a89934358440bb4ff6958115f14ecbabb0446d234d6f621afa3419daa4aec6c03c0af9b6a3b1558

Malware Config

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

ServAni

C2

87.251.71.195:82

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 3 IoCs

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

  • Drops file in System32 directory 5 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:472
      • 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:876
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {8B1486A3-41F9-49A5-A6CE-04A6ED2842E1} S-1-5-21-2455352368-1077083310-2879168483-1000:QWOCTUPM\Admin:Interactive:[1]
          3⤵
            PID:1216
            • C:\Users\Admin\AppData\Roaming\jhheeud
              C:\Users\Admin\AppData\Roaming\jhheeud
              4⤵
              • Executes dropped EXE
              • Checks SCSI registry key(s)
              PID:1056
          • C:\Windows\system32\taskeng.exe
            taskeng.exe {CEE8B2B7-BA8A-414C-99BD-E93980403BB6} S-1-5-21-2455352368-1077083310-2879168483-1000:QWOCTUPM\Admin:Interactive:[1]
            3⤵
              PID:1148
              • C:\Users\Admin\AppData\Roaming\jhheeud
                C:\Users\Admin\AppData\Roaming\jhheeud
                4⤵
                • Executes dropped EXE
                • Checks SCSI registry key(s)
                • Suspicious behavior: MapViewOfSection
                PID:680
          • 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:1952
          • 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:1596
        • C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install - копия (20).exe
          "C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install - копия (20).exe"
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:800
          • 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:1276
            • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\setup_install.exe
              "C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\setup_install.exe"
              3⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:1796
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_1.exe
                4⤵
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:1904
                • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_1.exe
                  arnatic_1.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:2008
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 2008 -s 968
                    6⤵
                    • Loads dropped DLL
                    • Program crash
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious behavior: GetForegroundWindowSpam
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1924
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_2.exe
                4⤵
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:1908
                • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\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:1936
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_3.exe
                4⤵
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:2036
                • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_3.exe
                  arnatic_3.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:976
                  • 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:1920
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_4.exe
                4⤵
                • Loads dropped DLL
                PID:1928
                • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_4.exe
                  arnatic_4.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Modifies system certificate store
                  PID:928
                  • 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:1056
                  • 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
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1476
                  • 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:564
                  • 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:548
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_6.exe
                4⤵
                • Loads dropped DLL
                PID:1568
                • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_6.exe
                  arnatic_6.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Modifies system certificate store
                  PID:1784
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_7.exe
                4⤵
                • Loads dropped DLL
                PID:2040
                • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_7.exe
                  arnatic_7.exe
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Suspicious use of SetThreadContext
                  PID:796
                  • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_7.exe
                    C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_7.exe
                    6⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1396
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c arnatic_5.exe
                4⤵
                • Loads dropped DLL
                PID:1336
        • C:\Users\Admin\AppData\Local\Temp\7zSCF420A45\arnatic_5.exe
          arnatic_5.exe
          1⤵
          • Executes dropped EXE
          • Modifies system certificate store
          • Suspicious use of AdjustPrivilegeToken
          PID:1876

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/680-215-0x0000000000400000-0x00000000008F4000-memory.dmp

          Filesize

          5.0MB

        • memory/796-166-0x0000000000A20000-0x0000000000A21000-memory.dmp

          Filesize

          4KB

        • memory/800-59-0x0000000075051000-0x0000000075053000-memory.dmp

          Filesize

          8KB

        • memory/876-180-0x0000000000830000-0x000000000087C000-memory.dmp

          Filesize

          304KB

        • memory/876-181-0x0000000000C10000-0x0000000000C81000-memory.dmp

          Filesize

          452KB

        • memory/1200-197-0x0000000003A00000-0x0000000003A16000-memory.dmp

          Filesize

          88KB

        • memory/1200-216-0x00000000025C0000-0x00000000025D6000-memory.dmp

          Filesize

          88KB

        • memory/1396-188-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/1396-191-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/1396-193-0x0000000004E50000-0x0000000004E51000-memory.dmp

          Filesize

          4KB

        • memory/1596-205-0x0000000002860000-0x0000000002966000-memory.dmp

          Filesize

          1.0MB

        • memory/1596-202-0x0000000000360000-0x00000000003D4000-memory.dmp

          Filesize

          464KB

        • memory/1596-201-0x0000000000060000-0x00000000000AE000-memory.dmp

          Filesize

          312KB

        • memory/1596-203-0x000007FEFB531000-0x000007FEFB533000-memory.dmp

          Filesize

          8KB

        • memory/1596-204-0x0000000001C10000-0x0000000001C2B000-memory.dmp

          Filesize

          108KB

        • memory/1796-88-0x000000006B440000-0x000000006B4CF000-memory.dmp

          Filesize

          572KB

        • memory/1796-159-0x000000006B280000-0x000000006B2A6000-memory.dmp

          Filesize

          152KB

        • memory/1796-91-0x0000000000400000-0x000000000051E000-memory.dmp

          Filesize

          1.1MB

        • memory/1796-134-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1796-145-0x000000006B440000-0x000000006B4CF000-memory.dmp

          Filesize

          572KB

        • memory/1796-122-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1796-153-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          Filesize

          1.5MB

        • memory/1796-137-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1796-90-0x000000006B280000-0x000000006B2A6000-memory.dmp

          Filesize

          152KB

        • memory/1796-89-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          Filesize

          1.5MB

        • memory/1796-128-0x0000000064940000-0x0000000064959000-memory.dmp

          Filesize

          100KB

        • memory/1796-161-0x0000000000400000-0x000000000051E000-memory.dmp

          Filesize

          1.1MB

        • memory/1876-165-0x0000000000150000-0x0000000000151000-memory.dmp

          Filesize

          4KB

        • memory/1876-167-0x0000000000160000-0x000000000017F000-memory.dmp

          Filesize

          124KB

        • memory/1876-170-0x0000000000410000-0x0000000000412000-memory.dmp

          Filesize

          8KB

        • memory/1876-169-0x0000000000180000-0x0000000000181000-memory.dmp

          Filesize

          4KB

        • memory/1876-160-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

          Filesize

          4KB

        • memory/1920-178-0x0000000000D80000-0x0000000000E81000-memory.dmp

          Filesize

          1.0MB

        • memory/1920-179-0x00000000002A0000-0x00000000002FD000-memory.dmp

          Filesize

          372KB

        • memory/1924-196-0x00000000003B0000-0x0000000000410000-memory.dmp

          Filesize

          384KB

        • memory/1936-187-0x0000000000400000-0x00000000008F4000-memory.dmp

          Filesize

          5.0MB

        • memory/1936-186-0x0000000000250000-0x0000000000259000-memory.dmp

          Filesize

          36KB

        • memory/1952-182-0x0000000000430000-0x00000000004A1000-memory.dmp

          Filesize

          452KB

        • memory/2008-183-0x0000000000950000-0x00000000009ED000-memory.dmp

          Filesize

          628KB

        • memory/2008-184-0x0000000000400000-0x0000000000949000-memory.dmp

          Filesize

          5.3MB