Analysis

  • max time kernel
    6s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2024 23:05

General

  • Target

    446d87d8c1647b0a2990af18739edaa24109fe444fb66140f3ca211e9d0a99cf.exe

  • Size

    2.0MB

  • MD5

    8234337f5c641763124fb6bcef997c24

  • SHA1

    af41f1323d08284719c95f449c73b422e70d6391

  • SHA256

    446d87d8c1647b0a2990af18739edaa24109fe444fb66140f3ca211e9d0a99cf

  • SHA512

    34f45c0964b7071d8bff2a063f89c1ccfa5afda51e75ee5b5135993104190a0051fbde37188875f83f3658a715b5125717798df605732bf63d9bcd1c7cebf7dd

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY+:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YY

Malware Config

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

C2

5.8.88.191:443

sockartek.icu:443

Mutex

QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes
  • encryption_key

    MWhG6wsClMX8aJM2CVXT

  • install_name

    winsock.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    win defender run

  • subdirectory

    SubDir

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Azorult family
  • Quasar RAT 3 IoCs

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 2 IoCs

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

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\446d87d8c1647b0a2990af18739edaa24109fe444fb66140f3ca211e9d0a99cf.exe
    "C:\Users\Admin\AppData\Local\Temp\446d87d8c1647b0a2990af18739edaa24109fe444fb66140f3ca211e9d0a99cf.exe"
    1⤵
    • Quasar RAT
    • Checks computer location settings
    • Enumerates connected drives
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4376
    • C:\Users\Admin\AppData\Local\Temp\vnc.exe
      "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3860
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3496 -s 548
          3⤵
          • Program crash
          PID:3092
      • C:\Users\Admin\AppData\Local\Temp\windef.exe
        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2560
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\windef.exe" /rl HIGHEST /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:3916
        • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
          "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1712
          • C:\Windows\SysWOW64\schtasks.exe
            "schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f
            4⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:2844
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\oHNUW7UD5BpY.bat" "
            4⤵
              PID:2924
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4040
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:632
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4832
                    • C:\Windows\SysWOW64\schtasks.exe
                      "schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f
                      6⤵
                      • Scheduled Task/Job: Scheduled Task
                      PID:4988
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IwSEELoK2g4Z.bat" "
                      6⤵
                        PID:2172
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2892
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2080
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:744
                              • C:\Windows\SysWOW64\schtasks.exe
                                "schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f
                                8⤵
                                • Scheduled Task/Job: Scheduled Task
                                PID:3520
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 2240
                            6⤵
                            • Program crash
                            PID:4456
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 2244
                        4⤵
                        • Program crash
                        PID:1888
                  • C:\Users\Admin\AppData\Local\Temp\446d87d8c1647b0a2990af18739edaa24109fe444fb66140f3ca211e9d0a99cf.exe
                    "C:\Users\Admin\AppData\Local\Temp\446d87d8c1647b0a2990af18739edaa24109fe444fb66140f3ca211e9d0a99cf.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:2220
                  • C:\Windows\SysWOW64\schtasks.exe
                    "C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F
                    2⤵
                    • System Location Discovery: System Language Discovery
                    • Scheduled Task/Job: Scheduled Task
                    PID:1388
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3496 -ip 3496
                  1⤵
                    PID:1112
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1712 -ip 1712
                    1⤵
                      PID:4024
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:1392
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:4852
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:3524
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 520
                                3⤵
                                • Program crash
                                PID:3376
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:2960
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:3712
                                • C:\Windows\SysWOW64\schtasks.exe
                                  "C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F
                                  2⤵
                                  • Scheduled Task/Job: Scheduled Task
                                  PID:3132
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4852 -ip 4852
                                1⤵
                                  PID:3000
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4832 -ip 4832
                                  1⤵
                                    PID:2636
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:552
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:1376
                                      • C:\Windows\system32\sihost.exe
                                        sihost.exe
                                        1⤵
                                          PID:2996
                                          • C:\Windows\explorer.exe
                                            explorer.exe /LOADSAVEDWINDOWS
                                            2⤵
                                              PID:4764

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\windef.exe.log

                                            Filesize

                                            1KB

                                            MD5

                                            10eab9c2684febb5327b6976f2047587

                                            SHA1

                                            a12ed54146a7f5c4c580416aecb899549712449e

                                            SHA256

                                            f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928

                                            SHA512

                                            7e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50

                                          • C:\Users\Admin\AppData\Local\Temp\IwSEELoK2g4Z.bat

                                            Filesize

                                            208B

                                            MD5

                                            b914befefc591374bd8f22072375a898

                                            SHA1

                                            52c69ceba66f1d8ad931b49e74e761d43b9a3e3c

                                            SHA256

                                            a9341260fb21442f273e336b5a006d215ed62992f28e4f3e54e8387de27a3987

                                            SHA512

                                            658c26d09e99181a9f39c91c113ca3a0f035fb03d6b155b35407053030a90a9e60215019dc83858b44b0e0a8739e1b892226a19dce9505590766b8538667f084

                                          • C:\Users\Admin\AppData\Local\Temp\oHNUW7UD5BpY.bat

                                            Filesize

                                            208B

                                            MD5

                                            f9e119ff9fd617749288e4ab20f7375c

                                            SHA1

                                            156016e178aaf4578f7fa56a2aaf459332671183

                                            SHA256

                                            e5c26cee62a1447b9726c4bae3c7c2910bc05ab52c0a1b9aa10d8509c50270e5

                                            SHA512

                                            465e700a8a03ce42d1f0722eebc46d508885670c6f703d2c5de9b6308a014a417a9bb44d7be2b2c0f7b162b814a5b2aaa2d610fd04d26f7168dccf8093dea3d7

                                          • C:\Users\Admin\AppData\Local\Temp\vnc.exe

                                            Filesize

                                            405KB

                                            MD5

                                            b8ba87ee4c3fc085a2fed0d839aadce1

                                            SHA1

                                            b3a2e3256406330e8b1779199bb2b9865122d766

                                            SHA256

                                            4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

                                            SHA512

                                            7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

                                          • C:\Users\Admin\AppData\Local\Temp\windef.exe

                                            Filesize

                                            349KB

                                            MD5

                                            b4a202e03d4135484d0e730173abcc72

                                            SHA1

                                            01b30014545ea526c15a60931d676f9392ea0c70

                                            SHA256

                                            7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

                                            SHA512

                                            632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

                                          • C:\Users\Admin\AppData\Roaming\Logs\11-27-2024

                                            Filesize

                                            224B

                                            MD5

                                            57a2d93a10eadc9f6218dfef5bdd0efe

                                            SHA1

                                            d003434ceea018ab2fa0ab9986bd30e01ac1c644

                                            SHA256

                                            0de9634d9c0abe29bb0940e5acd7fa02ca700ddc17a892f059e9e58436f16e55

                                            SHA512

                                            21223b57be09b470d4e828e4ebd55a2dff1ccf469c67a83a122e0e7e0ccb2d84c17d08186f7c0230d77af7136fd7d1db3599a27a08339dcbef0e2dd59f534056

                                          • C:\Users\Admin\AppData\Roaming\Logs\11-27-2024

                                            Filesize

                                            224B

                                            MD5

                                            0a9a00d8319adc8099173fbe8b75773e

                                            SHA1

                                            fc1b11a84accf312ed0a51269eb0fb186c3e5339

                                            SHA256

                                            02af305d33edce3241b8c3e9172d188e0b2a93510679114d8736d95156b44e7d

                                            SHA512

                                            6c3263d8bd542171891ca6458d4a3c342c3feb2265ae434b9d8bc9acdf209866909ed559ea2b9f0df2fbafb4075fd6b310329d897dc908bb12b8882521a7cb25

                                          • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe

                                            Filesize

                                            2.0MB

                                            MD5

                                            f4f897614d1eeed4893673409aff9cb2

                                            SHA1

                                            154ac91b32a77f6f1ee318e8d40a22218c3c1524

                                            SHA256

                                            295954d75eadf61f1c310f20e5fac07e9ce161f480e4270cae7c727cc65ef26b

                                            SHA512

                                            a6b7742f9bb595ca433d7ce2d9b290d4f9026c7676ef2a7e701943d2daf5aad57aabe7138011c1ce3519d5e35380499e6702f5acd9d4a449d2e106de69008a31

                                          • memory/1712-45-0x00000000067A0000-0x00000000067AA000-memory.dmp

                                            Filesize

                                            40KB

                                          • memory/2220-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/2220-29-0x0000000000400000-0x0000000000420000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/2560-34-0x00000000058C0000-0x0000000005952000-memory.dmp

                                            Filesize

                                            584KB

                                          • memory/2560-37-0x0000000006C00000-0x0000000006C3C000-memory.dmp

                                            Filesize

                                            240KB

                                          • memory/2560-36-0x00000000066C0000-0x00000000066D2000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2560-35-0x0000000005960000-0x00000000059C6000-memory.dmp

                                            Filesize

                                            408KB

                                          • memory/2560-33-0x0000000005DD0000-0x0000000006374000-memory.dmp

                                            Filesize

                                            5.6MB

                                          • memory/2560-30-0x0000000000F70000-0x0000000000FCE000-memory.dmp

                                            Filesize

                                            376KB

                                          • memory/2560-19-0x00000000734AE000-0x00000000734AF000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4376-20-0x0000000003BD0000-0x0000000003BD1000-memory.dmp

                                            Filesize

                                            4KB