Analysis

  • max time kernel
    151s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    23/01/2022, 13:51

General

  • Target
    ed0e86bacf07b2233a0aad9a20a543af.exe
  • Size 248KB
  • Sample220123-q5s9msgaej
  • SHA256 233657c4d70fe5eeb7344ce5136b844e88a998fb2dcc2399bbe52fd9b600a883
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://abpa.at/upload/

  • http://emaratghajari.com/upload/

  • http://d7qw.cn/upload/

  • http://alumik-group.ru/upload/

  • http://zamkikurgan.ru/upload/

  • https://oakland-studio.video/search.php

  • https://seattle-university.video/search.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family
  • redline

Botnet
  • ie

C2
  • 92.255.111.23:38134

Signatures

  • RedLine

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

  • RedLine Payload 1 IoCs
  • 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

  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Modifies Windows Firewall 1 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 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 14 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 48 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:\windows\system32\taskhostw.exe
    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
    1⤵
      PID:2788
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
      1⤵
        PID:2360
      • c:\windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:2336
        • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
          "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
          1⤵
            PID:3272
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:3732
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -u -p 3732 -s 912
                2⤵
                • Program crash
                PID:2016
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:3480
              • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
                "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
                1⤵
                  PID:3284
                • C:\Users\Admin\AppData\Local\Temp\ed0e86bacf07b2233a0aad9a20a543af.exe
                  "C:\Users\Admin\AppData\Local\Temp\ed0e86bacf07b2233a0aad9a20a543af.exe"
                  1⤵
                  • Checks SCSI registry key(s)
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  PID:2460
                • C:\Users\Admin\AppData\Local\Temp\5792.exe
                  C:\Users\Admin\AppData\Local\Temp\5792.exe
                  1⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  • Suspicious behavior: MapViewOfSection
                  PID:2212
                • C:\Users\Admin\AppData\Local\Temp\8123.exe
                  C:\Users\Admin\AppData\Local\Temp\8123.exe
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:424
                  • C:\Users\Admin\AppData\Local\Temp\8123.exe
                    C:\Users\Admin\AppData\Local\Temp\8123.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1308
                  • C:\Users\Admin\AppData\Local\Temp\8123.exe
                    C:\Users\Admin\AppData\Local\Temp\8123.exe
                    2⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:676
                • C:\Windows\system32\cmd.exe
                  cmd
                  1⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2196
                  • C:\Windows\System32\Wbem\WMIC.exe
                    wmic /namespace:\\root\SecurityCenter2 Path AntiVirusProduct Get displayName /format:csv
                    2⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2976
                  • C:\Windows\System32\Wbem\WMIC.exe
                    wmic /namespace:\\root\SecurityCenter2 Path FirewallProduct Get displayName /format:csv
                    2⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2376
                  • C:\Windows\System32\Wbem\WMIC.exe
                    wmic /namespace:\\root\SecurityCenter2 Path AntiSpywareProduct Get displayName /format:csv
                    2⤵
                      PID:1792
                    • C:\Windows\System32\Wbem\WMIC.exe
                      wmic /namespace:\\root\cimv2 Path Win32_Processor Get Name,DeviceID,NumberOfCores /format:csv
                      2⤵
                        PID:3960
                      • C:\Windows\System32\Wbem\WMIC.exe
                        wmic /namespace:\\root\cimv2 Path Win32_Product Get Name,Version /format:csv
                        2⤵
                          PID:3424
                        • 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:2028
                          • C:\Windows\System32\Wbem\WMIC.exe
                            wmic /namespace:\\root\cimv2 Path Win32_StartupCommand Get Name,Location,Command /format:csv
                            2⤵
                              PID:1048
                            • 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:1528
                              • C:\Windows\System32\Wbem\WMIC.exe
                                wmic /namespace:\\root\cimv2 Path Win32_Process Get Caption,CommandLine,ExecutablePath,ProcessId /format:csv
                                2⤵
                                  PID:3024
                                • 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:3792
                                  • 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:3844
                                    • C:\Windows\System32\Wbem\WMIC.exe
                                      wmic /namespace:\\root\cimv2 Path Win32_GroupUser Get GroupComponent,PartComponent /format:csv
                                      2⤵
                                        PID:3700
                                      • C:\Windows\System32\Wbem\WMIC.exe
                                        wmic /namespace:\\root\cimv2 Path Win32_ComputerSystem Get Caption,Manufacturer,PrimaryOwnerName,UserName,Workgroup /format:csv
                                        2⤵
                                          PID:4032
                                        • 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:2344
                                          • C:\Windows\system32\ipconfig.exe
                                            ipconfig /displaydns
                                            2⤵
                                            • Gathers network information
                                            PID:2760
                                          • C:\Windows\system32\ROUTE.EXE
                                            route print
                                            2⤵
                                              PID:1220
                                            • C:\Windows\system32\netsh.exe
                                              netsh firewall show state
                                              2⤵
                                                PID:1308
                                              • C:\Windows\system32\systeminfo.exe
                                                systeminfo
                                                2⤵
                                                • Gathers system information
                                                PID:400
                                              • C:\Windows\system32\tasklist.exe
                                                tasklist /v
                                                2⤵
                                                • Enumerates processes with tasklist
                                                PID:676
                                              • C:\Windows\system32\net.exe
                                                net accounts /domain
                                                2⤵
                                                • Suspicious use of WriteProcessMemory
                                                PID:2296
                                                • C:\Windows\system32\net1.exe
                                                  C:\Windows\system32\net1 accounts /domain
                                                  3⤵
                                                    PID:1408
                                                • C:\Windows\system32\net.exe
                                                  net share
                                                  2⤵
                                                  • Suspicious use of WriteProcessMemory
                                                  PID:1808
                                                  • C:\Windows\system32\net1.exe
                                                    C:\Windows\system32\net1 share
                                                    3⤵
                                                      PID:1716
                                                  • C:\Windows\system32\net.exe
                                                    net user
                                                    2⤵
                                                      PID:2020
                                                      • C:\Windows\system32\net1.exe
                                                        C:\Windows\system32\net1 user
                                                        3⤵
                                                          PID:4016
                                                      • C:\Windows\system32\net.exe
                                                        net user /domain
                                                        2⤵
                                                          PID:2968
                                                          • C:\Windows\system32\net1.exe
                                                            C:\Windows\system32\net1 user /domain
                                                            3⤵
                                                              PID:2256
                                                          • C:\Windows\system32\net.exe
                                                            net use
                                                            2⤵
                                                              PID:3496
                                                            • C:\Windows\system32\net.exe
                                                              net group
                                                              2⤵
                                                                PID:912
                                                                • C:\Windows\system32\net1.exe
                                                                  C:\Windows\system32\net1 group
                                                                  3⤵
                                                                    PID:64
                                                                • C:\Windows\system32\net.exe
                                                                  net localgroup
                                                                  2⤵
                                                                    PID:1388
                                                                    • C:\Windows\system32\net1.exe
                                                                      C:\Windows\system32\net1 localgroup
                                                                      3⤵
                                                                        PID:1964
                                                                    • C:\Windows\system32\NETSTAT.EXE
                                                                      netstat -r
                                                                      2⤵
                                                                      • Gathers network information
                                                                      PID:68
                                                                      • C:\Windows\system32\cmd.exe
                                                                        C:\Windows\system32\cmd.exe /c "C:\Windows\system32\route.exe" print
                                                                        3⤵
                                                                          PID:1620
                                                                          • C:\Windows\system32\ROUTE.EXE
                                                                            C:\Windows\system32\route.exe print
                                                                            4⤵
                                                                              PID:2400
                                                                        • C:\Windows\system32\NETSTAT.EXE
                                                                          netstat -nao
                                                                          2⤵
                                                                          • Gathers network information
                                                                          PID:3676
                                                                        • C:\Windows\system32\schtasks.exe
                                                                          schtasks /query
                                                                          2⤵
                                                                            PID:3220
                                                                          • C:\Windows\system32\ipconfig.exe
                                                                            ipconfig /all
                                                                            2⤵
                                                                            • Gathers network information
                                                                            PID:3932
                                                                        • C:\Windows\system32\msiexec.exe
                                                                          C:\Windows\system32\msiexec.exe /V
                                                                          1⤵
                                                                            PID:3152
                                                                          • 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:3132
                                                                            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                                                                              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3132 CREDAT:82945 /prefetch:2
                                                                              2⤵
                                                                              • Modifies Internet Explorer settings
                                                                              • Suspicious use of SetWindowsHookEx
                                                                              PID:2024
                                                                          • C:\Windows\SysWOW64\explorer.exe
                                                                            C:\Windows\SysWOW64\explorer.exe
                                                                            1⤵
                                                                            • Accesses Microsoft Outlook profiles
                                                                            • outlook_office_path
                                                                            • outlook_win_path
                                                                            PID:2468
                                                                          • C:\Windows\explorer.exe
                                                                            C:\Windows\explorer.exe
                                                                            1⤵
                                                                              PID:684
                                                                            • C:\Windows\SysWOW64\explorer.exe
                                                                              C:\Windows\SysWOW64\explorer.exe
                                                                              1⤵
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:3608
                                                                            • C:\Windows\explorer.exe
                                                                              C:\Windows\explorer.exe
                                                                              1⤵
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:1012
                                                                            • C:\Windows\SysWOW64\explorer.exe
                                                                              C:\Windows\SysWOW64\explorer.exe
                                                                              1⤵
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:3712
                                                                            • C:\Windows\explorer.exe
                                                                              C:\Windows\explorer.exe
                                                                              1⤵
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:2344
                                                                            • C:\Windows\SysWOW64\explorer.exe
                                                                              C:\Windows\SysWOW64\explorer.exe
                                                                              1⤵
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:2252
                                                                            • C:\Windows\explorer.exe
                                                                              C:\Windows\explorer.exe
                                                                              1⤵
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:2892

                                                                            Network

                                                                                  MITRE ATT&CK Enterprise v6

                                                                                  Replay Monitor

                                                                                  Loading Replay Monitor...

                                                                                  Downloads

                                                                                  memory/424-129-0x0000000005520000-0x000000000553E000-memory.dmp

                                                                                  memory/424-132-0x0000000005470000-0x0000000005590000-memory.dmp

                                                                                  memory/424-131-0x0000000005470000-0x0000000005590000-memory.dmp

                                                                                  memory/424-130-0x0000000005DE0000-0x00000000062DE000-memory.dmp

                                                                                  memory/424-127-0x0000000000CD0000-0x0000000000D5A000-memory.dmp

                                                                                  memory/424-128-0x0000000005590000-0x0000000005606000-memory.dmp

                                                                                  memory/676-142-0x0000000005090000-0x0000000005696000-memory.dmp

                                                                                  memory/676-138-0x0000000005130000-0x0000000005142000-memory.dmp

                                                                                  memory/676-146-0x0000000007400000-0x000000000792C000-memory.dmp

                                                                                  memory/676-145-0x0000000006D00000-0x0000000006EC2000-memory.dmp

                                                                                  memory/676-144-0x0000000006090000-0x0000000006122000-memory.dmp

                                                                                  memory/676-134-0x0000000000400000-0x0000000000420000-memory.dmp

                                                                                  memory/676-143-0x00000000054E0000-0x0000000005546000-memory.dmp

                                                                                  memory/676-141-0x00000000051F0000-0x000000000523B000-memory.dmp

                                                                                  memory/676-137-0x00000000056A0000-0x0000000005CA6000-memory.dmp

                                                                                  memory/676-140-0x0000000005190000-0x00000000051CE000-memory.dmp

                                                                                  memory/676-139-0x0000000005260000-0x000000000536A000-memory.dmp

                                                                                  memory/684-158-0x0000000000B30000-0x0000000000B3C000-memory.dmp

                                                                                  memory/1012-161-0x0000000000CD0000-0x0000000000CD9000-memory.dmp

                                                                                  memory/1012-162-0x0000000000CC0000-0x0000000000CCE000-memory.dmp

                                                                                  memory/2016-176-0x000001D3FC820000-0x000001D3FC821000-memory.dmp

                                                                                  memory/2212-122-0x0000000000520000-0x0000000000529000-memory.dmp

                                                                                  memory/2212-121-0x0000000000030000-0x0000000000038000-memory.dmp

                                                                                  memory/2212-123-0x0000000000400000-0x0000000000445000-memory.dmp

                                                                                  memory/2252-167-0x0000000002A10000-0x0000000002A16000-memory.dmp

                                                                                  memory/2252-168-0x0000000002A00000-0x0000000002A0B000-memory.dmp

                                                                                  memory/2336-171-0x00000202A12B0000-0x00000202A12B1000-memory.dmp

                                                                                  memory/2344-165-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

                                                                                  memory/2344-166-0x0000000000FA0000-0x0000000000FAC000-memory.dmp

                                                                                  memory/2360-172-0x0000025A60C20000-0x0000025A60C21000-memory.dmp

                                                                                  memory/2460-116-0x0000000000620000-0x0000000000629000-memory.dmp

                                                                                  memory/2460-117-0x0000000000400000-0x0000000000445000-memory.dmp

                                                                                  memory/2460-115-0x0000000000030000-0x0000000000038000-memory.dmp

                                                                                  memory/2468-157-0x0000000002A60000-0x0000000002ACB000-memory.dmp

                                                                                  memory/2468-156-0x0000000002AD0000-0x0000000002B45000-memory.dmp

                                                                                  memory/2788-175-0x000002DB23BE0000-0x000002DB23BE1000-memory.dmp

                                                                                  memory/2788-173-0x000002DB238A0000-0x000002DB238A1000-memory.dmp

                                                                                  memory/2892-169-0x00000000004E0000-0x00000000004E7000-memory.dmp

                                                                                  memory/2892-170-0x00000000004D0000-0x00000000004DD000-memory.dmp

                                                                                  memory/3016-118-0x0000000000B40000-0x0000000000B56000-memory.dmp

                                                                                  memory/3016-149-0x0000000002DD0000-0x0000000002DDF000-memory.dmp

                                                                                  memory/3016-124-0x0000000002BD0000-0x0000000002BE6000-memory.dmp

                                                                                  memory/3480-174-0x00000215AFA60000-0x00000215AFA61000-memory.dmp

                                                                                  memory/3608-160-0x0000000002BF0000-0x0000000002BFB000-memory.dmp

                                                                                  memory/3608-159-0x0000000002E00000-0x0000000002E07000-memory.dmp

                                                                                  memory/3712-164-0x0000000002B40000-0x0000000002B49000-memory.dmp

                                                                                  memory/3712-163-0x0000000002B50000-0x0000000002B55000-memory.dmp