Analysis

  • max time kernel
    152s
  • max time network
    159s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    15/10/2021, 07:45

General

  • Target
    4adf9c89320348237cc3921c19eb2cc7.exe
  • Size 310KB
  • Sample211015-jlfqwabddm
  • SHA256 85a36b790bf6afe574fe90bc06e56c1a5b0380d987026d2cd7c75f795a8de73c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://honawey7.top/

  • http://wijibui0.top/

  • http://hefahei6.top/

  • http://pipevai4.top/

  • http://nalirou7.top/

rc4.i32
rc4.i32

Extracted

Family
  • tofsee

C2
  • quadoil.ru

  • lakeflex.ru

Extracted

Family
  • redline

Botnet
  • 12

C2
  • 135.181.208.162:13904

Extracted

Family
  • redline

Botnet
  • MegaProliv2

C2
  • 93.115.20.139:28978

Extracted

Family
  • raccoon

Version
  • 1.8.2

Botnet
  • fbe5e97e7d069407605ee9138022aa82166657e6

Attributes
  • url4cnc

    http://telemirror.top/stevuitreen

    http://tgmirror.top/stevuitreen

    http://telegatt.top/stevuitreen

    http://telegka.top/stevuitreen

    http://telegin.top/stevuitreen

    https://t.me/stevuitreen

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

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

  • RedLine Payload 6 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

  • Turns off Windows Defender SpyNet reporting 2 TTPs
  • Windows security bypass 2 TTPs
  • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

  • Nirsoft 3 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 12 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 10 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • 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 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7.exe
    "C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7.exe
      "C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3612
  • C:\Users\Admin\AppData\Local\Temp\41F7.exe
    C:\Users\Admin\AppData\Local\Temp\41F7.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3388
    • C:\Users\Admin\AppData\Local\Temp\41F7.exe
      C:\Users\Admin\AppData\Local\Temp\41F7.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:1716
  • C:\Users\Admin\AppData\Local\Temp\4CC5.exe
    C:\Users\Admin\AppData\Local\Temp\4CC5.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3408
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fukqpyne\
      2⤵
        PID:2388
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\bcaknglw.exe" C:\Windows\SysWOW64\fukqpyne\
        2⤵
          PID:1488
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create fukqpyne binPath= "C:\Windows\SysWOW64\fukqpyne\bcaknglw.exe /d\"C:\Users\Admin\AppData\Local\Temp\4CC5.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:4092
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description fukqpyne "wifi internet conection"
            2⤵
              PID:3048
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start fukqpyne
              2⤵
                PID:1880
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
                2⤵
                  PID:3680
              • C:\Users\Admin\AppData\Local\Temp\4FB4.exe
                C:\Users\Admin\AppData\Local\Temp\4FB4.exe
                1⤵
                • Executes dropped EXE
                • Windows security modification
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1788
                • C:\Users\Admin\AppData\Local\Temp\258804fc-a03c-459f-a22d-389fc3ca55e6\AdvancedRun.exe
                  "C:\Users\Admin\AppData\Local\Temp\258804fc-a03c-459f-a22d-389fc3ca55e6\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\258804fc-a03c-459f-a22d-389fc3ca55e6\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1768
                  • C:\Users\Admin\AppData\Local\Temp\258804fc-a03c-459f-a22d-389fc3ca55e6\AdvancedRun.exe
                    "C:\Users\Admin\AppData\Local\Temp\258804fc-a03c-459f-a22d-389fc3ca55e6\AdvancedRun.exe" /SpecialRun 4101d8 1768
                    3⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1004
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\4FB4.exe" -Force
                  2⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1948
                • C:\Users\Admin\AppData\Local\Temp\4FB4.exe
                  "C:\Users\Admin\AppData\Local\Temp\4FB4.exe"
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2940
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 2256
                  2⤵
                  • Drops file in Windows directory
                  • Program crash
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3752
              • C:\Windows\SysWOW64\fukqpyne\bcaknglw.exe
                C:\Windows\SysWOW64\fukqpyne\bcaknglw.exe /d"C:\Users\Admin\AppData\Local\Temp\4CC5.exe"
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                PID:1380
                • C:\Windows\SysWOW64\svchost.exe
                  svchost.exe
                  2⤵
                    PID:1896
                • C:\Users\Admin\AppData\Local\Temp\686D.exe
                  C:\Users\Admin\AppData\Local\Temp\686D.exe
                  1⤵
                  • Executes dropped EXE
                  PID:3948
                • C:\Users\Admin\AppData\Local\Temp\6ED7.exe
                  C:\Users\Admin\AppData\Local\Temp\6ED7.exe
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious use of WriteProcessMemory
                  PID:3260
                  • C:\Users\Admin\AppData\Local\Temp\6ED7.exe
                    C:\Users\Admin\AppData\Local\Temp\6ED7.exe
                    2⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2008
                • C:\Users\Admin\AppData\Local\Temp\79D4.exe
                  C:\Users\Admin\AppData\Local\Temp\79D4.exe
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:784

                Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      memory/784-207-0x0000000000690000-0x00000000006C1000-memory.dmp

                      memory/784-222-0x0000000005043000-0x0000000005044000-memory.dmp

                      memory/784-220-0x0000000005042000-0x0000000005043000-memory.dmp

                      memory/784-219-0x0000000005044000-0x0000000005045000-memory.dmp

                      memory/784-212-0x0000000000800000-0x000000000081B000-memory.dmp

                      memory/784-217-0x0000000005040000-0x0000000005041000-memory.dmp

                      memory/1380-201-0x0000000000400000-0x00000000016BC000-memory.dmp

                      memory/1380-195-0x0000000001820000-0x0000000001833000-memory.dmp

                      memory/1788-134-0x0000000000350000-0x0000000000351000-memory.dmp

                      memory/1788-137-0x00000000025D0000-0x000000000266E000-memory.dmp

                      memory/1788-136-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

                      memory/1788-139-0x00000000079F0000-0x00000000079F1000-memory.dmp

                      memory/1788-138-0x0000000007EF0000-0x0000000007EF1000-memory.dmp

                      memory/1896-196-0x0000000000DC0000-0x0000000000DD5000-memory.dmp

                      memory/1896-198-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

                      memory/1896-200-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

                      memory/1948-256-0x0000000004D63000-0x0000000004D64000-memory.dmp

                      memory/1948-191-0x00000000083A0000-0x00000000083A1000-memory.dmp

                      memory/1948-169-0x0000000004D62000-0x0000000004D63000-memory.dmp

                      memory/1948-248-0x000000007ECC0000-0x000000007ECC1000-memory.dmp

                      memory/1948-172-0x0000000007DC0000-0x0000000007DC1000-memory.dmp

                      memory/1948-237-0x00000000097F0000-0x0000000009823000-memory.dmp

                      memory/1948-202-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

                      memory/1948-167-0x0000000004D60000-0x0000000004D61000-memory.dmp

                      memory/1948-164-0x0000000007790000-0x0000000007791000-memory.dmp

                      memory/1948-162-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

                      memory/1948-163-0x0000000004D10000-0x0000000004D11000-memory.dmp

                      memory/1948-181-0x0000000007FD0000-0x0000000007FD1000-memory.dmp

                      memory/1948-160-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

                      memory/1948-180-0x0000000007E60000-0x0000000007E61000-memory.dmp

                      memory/1948-183-0x0000000008050000-0x0000000008051000-memory.dmp

                      memory/2008-250-0x0000000004E00000-0x0000000005406000-memory.dmp

                      memory/2008-225-0x0000000000400000-0x0000000000422000-memory.dmp

                      memory/2132-118-0x00000000017E0000-0x00000000017E9000-memory.dmp

                      memory/2648-151-0x0000000002EF0000-0x0000000002F06000-memory.dmp

                      memory/2648-119-0x0000000000B90000-0x0000000000BA6000-memory.dmp

                      memory/2940-179-0x0000000005150000-0x0000000005151000-memory.dmp

                      memory/2940-178-0x0000000005220000-0x0000000005221000-memory.dmp

                      memory/2940-168-0x0000000002AB0000-0x0000000002AB1000-memory.dmp

                      memory/2940-170-0x0000000005100000-0x0000000005101000-memory.dmp

                      memory/2940-171-0x0000000005720000-0x0000000005721000-memory.dmp

                      memory/2940-176-0x00000000050C0000-0x00000000050C1000-memory.dmp

                      memory/2940-157-0x0000000000400000-0x000000000043E000-memory.dmp

                      memory/2940-182-0x00000000051A0000-0x00000000051A1000-memory.dmp

                      memory/3260-187-0x0000000000020000-0x0000000000021000-memory.dmp

                      memory/3260-190-0x00000000022C0000-0x00000000022C1000-memory.dmp

                      memory/3260-189-0x0000000004850000-0x0000000004851000-memory.dmp

                      memory/3260-193-0x0000000002260000-0x00000000022D6000-memory.dmp

                      memory/3388-123-0x0000000001766000-0x0000000001777000-memory.dmp

                      memory/3408-148-0x0000000001800000-0x000000000194A000-memory.dmp

                      memory/3408-149-0x0000000000400000-0x00000000016BC000-memory.dmp

                      memory/3612-116-0x0000000000400000-0x0000000000409000-memory.dmp

                      memory/3948-244-0x0000000002110000-0x000000000219E000-memory.dmp

                      memory/3948-246-0x0000000000400000-0x00000000004F8000-memory.dmp