Analysis

  • max time kernel
    64s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    04-12-2021 09:27

General

  • Target

    df15faa5e1f77279eb03a5836ce74f4029f889a4f16a2bec111dbd9642ce83f1.exe

  • Size

    248KB

  • MD5

    8fd50e1d95e3779ad63eefc31c7ffd35

  • SHA1

    b506a007b8d1bb7038c9b0642e6168c184d65632

  • SHA256

    df15faa5e1f77279eb03a5836ce74f4029f889a4f16a2bec111dbd9642ce83f1

  • SHA512

    8715c2bfe62276d13d2923c3e60d34098870e675d61cd7a99dc6fa7d579ed2b2124b395530ac23cb30a579e30510ce0ec013c6d85b69da0a0aa40638a689d8ab

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

https://cinems.club/search.php

https://clothes.surf/search.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

    suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

  • suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

    suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

  • Modifies Windows Firewall 1 TTPs
  • Deletes itself 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Gathers network information 2 TTPs 4 IoCs

    Uses commandline utility to view network configuration.

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Modifies Internet Explorer settings 1 TTPs 12 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df15faa5e1f77279eb03a5836ce74f4029f889a4f16a2bec111dbd9642ce83f1.exe
    "C:\Users\Admin\AppData\Local\Temp\df15faa5e1f77279eb03a5836ce74f4029f889a4f16a2bec111dbd9642ce83f1.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2608
  • C:\Windows\system32\cmd.exe
    cmd
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Windows\System32\Wbem\WMIC.exe
      wmic /namespace:\\root\SecurityCenter2 Path AntiVirusProduct Get displayName /format:csv
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1160
    • C:\Windows\System32\Wbem\WMIC.exe
      wmic /namespace:\\root\SecurityCenter2 Path FirewallProduct Get displayName /format:csv
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:668
    • C:\Windows\System32\Wbem\WMIC.exe
      wmic /namespace:\\root\SecurityCenter2 Path AntiSpywareProduct Get displayName /format:csv
      2⤵
        PID:1176
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic /namespace:\\root\cimv2 Path Win32_Processor Get Name,DeviceID,NumberOfCores /format:csv
        2⤵
          PID:360
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic /namespace:\\root\cimv2 Path Win32_Product Get Name,Version /format:csv
          2⤵
            PID:3500
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /namespace:\\root\cimv2 Path Win32_NetworkAdapter Where PhysicalAdapter=TRUE Get Name,MACAddress,ProductName,ServiceName,NetConnectionID /format:csv
            2⤵
              PID:8
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /namespace:\\root\cimv2 Path Win32_StartupCommand Get Name,Location,Command /format:csv
              2⤵
                PID:3004
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /namespace:\\root\cimv2 Path Win32_OperatingSystem Get Caption,CSDVersion,BuildNumber,Version,BuildType,CountryCode,CurrentTimeZone,InstallDate,LastBootUpTime,Locale,OSArchitecture,OSLanguage,OSProductSuite,OSType,SystemDirectory,Organization,RegisteredUser,SerialNumber /format:csv
                2⤵
                  PID:3540
                • C:\Windows\System32\Wbem\WMIC.exe
                  wmic /namespace:\\root\cimv2 Path Win32_Process Get Caption,CommandLine,ExecutablePath,ProcessId /format:csv
                  2⤵
                    PID:3684
                  • C:\Windows\System32\Wbem\WMIC.exe
                    wmic /namespace:\\root\cimv2 Path Win32_Volume Get Name,Label,FileSystem,SerialNumber,BootVolume,Capacity,DriveType /format:csv
                    2⤵
                      PID:816
                    • C:\Windows\System32\Wbem\WMIC.exe
                      wmic /namespace:\\root\cimv2 Path Win32_UserAccount Get Name,Domain,AccountType,LocalAccount,Disabled,Status,SID /format:csv
                      2⤵
                        PID:2904
                      • C:\Windows\System32\Wbem\WMIC.exe
                        wmic /namespace:\\root\cimv2 Path Win32_GroupUser Get GroupComponent,PartComponent /format:csv
                        2⤵
                          PID:3588
                        • C:\Windows\System32\Wbem\WMIC.exe
                          wmic /namespace:\\root\cimv2 Path Win32_ComputerSystem Get Caption,Manufacturer,PrimaryOwnerName,UserName,Workgroup /format:csv
                          2⤵
                            PID:3232
                          • C:\Windows\System32\Wbem\WMIC.exe
                            wmic /namespace:\\root\cimv2 Path Win32_PnPEntity Where ClassGuid="{50dd5230-ba8a-11d1-bf5d-0000f805f530}" Get Name,DeviceID,PNPDeviceID,Manufacturer,Description /format:csv
                            2⤵
                              PID:3948
                            • C:\Windows\system32\ipconfig.exe
                              ipconfig /displaydns
                              2⤵
                              • Gathers network information
                              PID:2120
                            • C:\Windows\system32\ROUTE.EXE
                              route print
                              2⤵
                                PID:3188
                              • C:\Windows\system32\netsh.exe
                                netsh firewall show state
                                2⤵
                                  PID:3796
                                • C:\Windows\system32\systeminfo.exe
                                  systeminfo
                                  2⤵
                                  • Gathers system information
                                  PID:2052
                                • C:\Windows\system32\tasklist.exe
                                  tasklist /v
                                  2⤵
                                  • Enumerates processes with tasklist
                                  PID:4088
                                • C:\Windows\system32\net.exe
                                  net accounts /domain
                                  2⤵
                                  • Suspicious use of WriteProcessMemory
                                  PID:400
                                  • C:\Windows\system32\net1.exe
                                    C:\Windows\system32\net1 accounts /domain
                                    3⤵
                                      PID:1084
                                  • C:\Windows\system32\net.exe
                                    net share
                                    2⤵
                                    • Suspicious use of WriteProcessMemory
                                    PID:680
                                    • C:\Windows\system32\net1.exe
                                      C:\Windows\system32\net1 share
                                      3⤵
                                        PID:2504
                                    • C:\Windows\system32\net.exe
                                      net user
                                      2⤵
                                      • Suspicious use of WriteProcessMemory
                                      PID:2884
                                      • C:\Windows\system32\net1.exe
                                        C:\Windows\system32\net1 user
                                        3⤵
                                          PID:360
                                      • C:\Windows\system32\net.exe
                                        net user /domain
                                        2⤵
                                        • Suspicious use of WriteProcessMemory
                                        PID:1820
                                        • C:\Windows\system32\net1.exe
                                          C:\Windows\system32\net1 user /domain
                                          3⤵
                                            PID:1460
                                        • C:\Windows\system32\net.exe
                                          net use
                                          2⤵
                                            PID:1504
                                          • C:\Windows\system32\net.exe
                                            net group
                                            2⤵
                                            • Suspicious use of WriteProcessMemory
                                            PID:1408
                                            • C:\Windows\system32\net1.exe
                                              C:\Windows\system32\net1 group
                                              3⤵
                                                PID:1708
                                            • C:\Windows\system32\net.exe
                                              net localgroup
                                              2⤵
                                                PID:1880
                                                • C:\Windows\system32\net1.exe
                                                  C:\Windows\system32\net1 localgroup
                                                  3⤵
                                                    PID:2064
                                                • C:\Windows\system32\NETSTAT.EXE
                                                  netstat -r
                                                  2⤵
                                                  • Gathers network information
                                                  PID:4080
                                                  • C:\Windows\system32\cmd.exe
                                                    C:\Windows\system32\cmd.exe /c "C:\Windows\system32\route.exe" print
                                                    3⤵
                                                      PID:2900
                                                      • C:\Windows\system32\ROUTE.EXE
                                                        C:\Windows\system32\route.exe print
                                                        4⤵
                                                          PID:2176
                                                    • C:\Windows\system32\NETSTAT.EXE
                                                      netstat -nao
                                                      2⤵
                                                      • Gathers network information
                                                      PID:1048
                                                    • C:\Windows\system32\schtasks.exe
                                                      schtasks /query
                                                      2⤵
                                                        PID:3256
                                                      • C:\Windows\system32\ipconfig.exe
                                                        ipconfig /all
                                                        2⤵
                                                        • Gathers network information
                                                        PID:2880
                                                    • C:\Windows\system32\msiexec.exe
                                                      C:\Windows\system32\msiexec.exe /V
                                                      1⤵
                                                        PID:3636
                                                      • C:\Program Files\Internet Explorer\iexplore.exe
                                                        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
                                                        1⤵
                                                        • Modifies Internet Explorer settings
                                                        • Suspicious use of FindShellTrayWindow
                                                        • Suspicious use of SetWindowsHookEx
                                                        PID:3060
                                                        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                                                          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3060 CREDAT:82945 /prefetch:2
                                                          2⤵
                                                          • Modifies Internet Explorer settings
                                                          • Suspicious use of SetWindowsHookEx
                                                          PID:2904
                                                      • C:\Windows\SysWOW64\explorer.exe
                                                        C:\Windows\SysWOW64\explorer.exe
                                                        1⤵
                                                        • Accesses Microsoft Outlook profiles
                                                        • outlook_office_path
                                                        • outlook_win_path
                                                        PID:1368
                                                      • C:\Windows\explorer.exe
                                                        C:\Windows\explorer.exe
                                                        1⤵
                                                          PID:400
                                                        • C:\Windows\SysWOW64\explorer.exe
                                                          C:\Windows\SysWOW64\explorer.exe
                                                          1⤵
                                                          • Suspicious behavior: MapViewOfSection
                                                          PID:680
                                                        • C:\Windows\explorer.exe
                                                          C:\Windows\explorer.exe
                                                          1⤵
                                                          • Suspicious behavior: MapViewOfSection
                                                          PID:600
                                                        • C:\Windows\SysWOW64\explorer.exe
                                                          C:\Windows\SysWOW64\explorer.exe
                                                          1⤵
                                                            PID:2096

                                                          Network

                                                          MITRE ATT&CK Enterprise v6

                                                          Replay Monitor

                                                          Loading Replay Monitor...

                                                          Downloads

                                                          • memory/8-133-0x0000000000000000-mapping.dmp

                                                          • memory/360-129-0x0000000000000000-mapping.dmp

                                                          • memory/360-152-0x0000000000000000-mapping.dmp

                                                          • memory/400-147-0x0000000000000000-mapping.dmp

                                                          • memory/400-226-0x0000000000000000-mapping.dmp

                                                          • memory/400-229-0x0000000000700000-0x000000000070C000-memory.dmp

                                                            Filesize

                                                            48KB

                                                          • memory/400-227-0x0000000000710000-0x0000000000717000-memory.dmp

                                                            Filesize

                                                            28KB

                                                          • memory/600-230-0x0000000000000000-mapping.dmp

                                                          • memory/600-232-0x00000000010E0000-0x00000000010E9000-memory.dmp

                                                            Filesize

                                                            36KB

                                                          • memory/600-235-0x00000000010D0000-0x00000000010DE000-memory.dmp

                                                            Filesize

                                                            56KB

                                                          • memory/668-127-0x0000000000000000-mapping.dmp

                                                          • memory/680-228-0x0000000000000000-mapping.dmp

                                                          • memory/680-149-0x0000000000000000-mapping.dmp

                                                          • memory/680-234-0x0000000000830000-0x000000000083B000-memory.dmp

                                                            Filesize

                                                            44KB

                                                          • memory/680-231-0x0000000000840000-0x0000000000847000-memory.dmp

                                                            Filesize

                                                            28KB

                                                          • memory/816-137-0x0000000000000000-mapping.dmp

                                                          • memory/1048-163-0x0000000000000000-mapping.dmp

                                                          • memory/1084-148-0x0000000000000000-mapping.dmp

                                                          • memory/1160-126-0x0000000000000000-mapping.dmp

                                                          • memory/1176-128-0x0000000000000000-mapping.dmp

                                                          • memory/1368-220-0x0000000000000000-mapping.dmp

                                                          • memory/1368-224-0x0000000000870000-0x00000000008E5000-memory.dmp

                                                            Filesize

                                                            468KB

                                                          • memory/1368-225-0x0000000000800000-0x000000000086B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/1408-156-0x0000000000000000-mapping.dmp

                                                          • memory/1460-154-0x0000000000000000-mapping.dmp

                                                          • memory/1504-155-0x0000000000000000-mapping.dmp

                                                          • memory/1708-157-0x0000000000000000-mapping.dmp

                                                          • memory/1820-153-0x0000000000000000-mapping.dmp

                                                          • memory/1880-158-0x0000000000000000-mapping.dmp

                                                          • memory/2052-145-0x0000000000000000-mapping.dmp

                                                          • memory/2064-159-0x0000000000000000-mapping.dmp

                                                          • memory/2096-236-0x0000000000000000-mapping.dmp

                                                          • memory/2120-142-0x0000000000000000-mapping.dmp

                                                          • memory/2176-162-0x0000000000000000-mapping.dmp

                                                          • memory/2264-122-0x0000000002CB0000-0x0000000002CB2000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/2264-121-0x0000000001250000-0x0000000001266000-memory.dmp

                                                            Filesize

                                                            88KB

                                                          • memory/2264-169-0x0000000002CB0000-0x0000000002CB2000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/2264-123-0x0000000002CB0000-0x0000000002CB2000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/2264-124-0x00000000012D0000-0x00000000012DF000-memory.dmp

                                                            Filesize

                                                            60KB

                                                          • memory/2264-168-0x0000000002CB0000-0x0000000002CB2000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/2264-166-0x0000000002CB0000-0x0000000002CB2000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/2504-150-0x0000000000000000-mapping.dmp

                                                          • memory/2608-119-0x00000000001E0000-0x00000000001E9000-memory.dmp

                                                            Filesize

                                                            36KB

                                                          • memory/2608-118-0x0000000000659000-0x0000000000662000-memory.dmp

                                                            Filesize

                                                            36KB

                                                          • memory/2608-120-0x0000000000400000-0x0000000000445000-memory.dmp

                                                            Filesize

                                                            276KB

                                                          • memory/2692-125-0x0000000000000000-mapping.dmp

                                                          • memory/2880-165-0x0000000000000000-mapping.dmp

                                                          • memory/2884-151-0x0000000000000000-mapping.dmp

                                                          • memory/2900-161-0x0000000000000000-mapping.dmp

                                                          • memory/2904-138-0x0000000000000000-mapping.dmp

                                                          • memory/2904-195-0x0000000000000000-mapping.dmp

                                                          • memory/3004-134-0x0000000000000000-mapping.dmp

                                                          • memory/3060-205-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-204-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-174-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-175-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-176-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-177-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-178-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-179-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-180-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-182-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-183-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-184-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-186-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-187-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-189-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-190-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-191-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-192-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-193-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-171-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-196-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-197-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-199-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-200-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-202-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-172-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-170-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-206-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-210-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-211-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-212-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-213-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-214-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-215-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-216-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-217-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-218-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3060-233-0x000001E235D00000-0x000001E235D01000-memory.dmp

                                                            Filesize

                                                            4KB

                                                          • memory/3060-219-0x00007FFB0F1A0000-0x00007FFB0F20B000-memory.dmp

                                                            Filesize

                                                            428KB

                                                          • memory/3188-143-0x0000000000000000-mapping.dmp

                                                          • memory/3232-140-0x0000000000000000-mapping.dmp

                                                          • memory/3256-164-0x0000000000000000-mapping.dmp

                                                          • memory/3500-130-0x0000000000000000-mapping.dmp

                                                          • memory/3540-135-0x0000000000000000-mapping.dmp

                                                          • memory/3588-139-0x0000000000000000-mapping.dmp

                                                          • memory/3636-132-0x0000020329430000-0x0000020329432000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/3636-131-0x0000020329430000-0x0000020329432000-memory.dmp

                                                            Filesize

                                                            8KB

                                                          • memory/3684-136-0x0000000000000000-mapping.dmp

                                                          • memory/3796-144-0x0000000000000000-mapping.dmp

                                                          • memory/3948-141-0x0000000000000000-mapping.dmp

                                                          • memory/4080-160-0x0000000000000000-mapping.dmp

                                                          • memory/4088-146-0x0000000000000000-mapping.dmp