Analysis

  • max time kernel
    5s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 11:35

General

  • Target

    96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe

  • Size

    2.0MB

  • MD5

    7b47acb04387f7f5bc43f001c62086c8

  • SHA1

    637bdccb91fb3572d80c91f8ab01c93894c19fce

  • SHA256

    96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123

  • SHA512

    011fb5b009cf0d9be084907dbcbedbe54c9b235ed9e38f0597dbef55c3b79783d054208422f2e429638847fff4ffd1e3e7872ce08ec095d58f28e4e23bd82c03

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYD:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

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 7 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 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe
    "C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.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:1980
    • 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:3748
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4844
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 548
          3⤵
          • Program crash
          PID:2680
      • 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:432
        • 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:4700
        • 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:384
          • 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:3940
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tv7sWxggcNtH.bat" "
            4⤵
              PID:1192
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4576
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3468
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1420
                    • 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:1212
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\S6AAn7mClej6.bat" "
                      6⤵
                        PID:924
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3708
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:3476
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:1540
                              • 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:4756
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 2204
                            6⤵
                            • Program crash
                            PID:4584
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 384 -s 2236
                        4⤵
                        • Program crash
                        PID:1140
                  • C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe
                    "C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:860
                  • 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:2700
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3748 -ip 3748
                  1⤵
                    PID:3092
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 384 -ip 384
                    1⤵
                      PID:2920
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:5024
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:4316
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:4976
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 520
                                3⤵
                                • Program crash
                                PID:216
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:2980
                                • 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⤵
                                  • Scheduled Task/Job: Scheduled Task
                                  PID:3260
                                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                                  3⤵
                                    PID:784
                                • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                  "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                  2⤵
                                    PID:2964
                                  • 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:680
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4316 -ip 4316
                                  1⤵
                                    PID:1592
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1420 -ip 1420
                                    1⤵
                                      PID:3152
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:2868
                                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                        1⤵
                                          PID:2384

                                        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\Microsoft\CLR_v4.0_32\UsageLogs\winsock.exe.log

                                          Filesize

                                          701B

                                          MD5

                                          5de8527438c860bfa3140dc420a03e52

                                          SHA1

                                          235af682986b3292f20d8d71a8671353f5d6e16d

                                          SHA256

                                          d9d92cd6e7a4507912965138b8d1eabb3f188f4dfcb61115ee99dc2c0fd43a92

                                          SHA512

                                          77c3a774a2235c55ad520f1bf0c71fa3d3f0e7cf478a78e0d4dd6d253ee12a9859acc9ee822664467387788a2655a18373c8fcf08ea0d001549d3d4391b00bf8

                                        • C:\Users\Admin\AppData\Local\Temp\S6AAn7mClej6.bat

                                          Filesize

                                          208B

                                          MD5

                                          086cbcf0b77c6fe46bc9d716392e6039

                                          SHA1

                                          e8e0faf032e3428b2e6d9b245cac4ea3ea58c01b

                                          SHA256

                                          6dee099f7b255a287315f7494dbb01925e73bae9268cb4811f83826367b5bdd7

                                          SHA512

                                          3ccaecbc57bddda352d4622150d6c21a2a2f9113b3357386db4f388423e3175b5e76a5cae3d4d2a573af828001d50a9323105c3c096f95a89865f3b496e8114d

                                        • C:\Users\Admin\AppData\Local\Temp\tv7sWxggcNtH.bat

                                          Filesize

                                          208B

                                          MD5

                                          a45a1eac9225e5c8ce61eb5d5a58fa56

                                          SHA1

                                          b3329b3fe38ecf4a725bef86062f3e15a6b74d67

                                          SHA256

                                          cb0b1f66b833494ffb7fbc37fb7dc7337940405396adce47a664e6023c44364d

                                          SHA512

                                          17596a7615e13cbcabbbbc7c2249409fd911354f9b607f6802a4ceb6d6bbfbd798cb7e286d439b628a54f237d86ce5a0ae1c7294eaf0e9142e0054441ef8265b

                                        • 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\11-26-2024

                                          Filesize

                                          224B

                                          MD5

                                          09d5772f1dc619bb28e154985d44467b

                                          SHA1

                                          3e7adda1d9f0561766a813ef32e8521f38efc4a7

                                          SHA256

                                          56d0fad3a94971c9def3d3fae7d684a43c792e194fef62f90fc4cfd9c2a2e51a

                                          SHA512

                                          83b9457e8166b44e1ccdd16ec93cd107e439f8828d8aa25cbde9003c37f551c1e4d77b812af54fb50cb8290503f2cb4fe53d9b7c578410228f76516bcb7661a0

                                        • C:\Users\Admin\AppData\Roaming\Logs\11-26-2024

                                          Filesize

                                          224B

                                          MD5

                                          b23e87cbe9f5d12a20bae389516ef5ec

                                          SHA1

                                          1f33790a2f4ddd66861f41f451fd1a9743bbbaf1

                                          SHA256

                                          b980b9b8465faa52dd18e28092c4d0f21c0f64b103b10c31e1aa96c839f7cb69

                                          SHA512

                                          1e9866ca7a5b4112fdb3e6e589eee9231c40b01ec9780560e0c540672a1d24f6ede1fa9fbd8a289f58159f0d1a54670f299473748741ee9f0a0126c489d43df6

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

                                          Filesize

                                          2.0MB

                                          MD5

                                          c5512d39cb853cbbb5d6b5df5e72a46c

                                          SHA1

                                          dc7436db7f5d3dc13a2cfe98c181c3809ed74fcc

                                          SHA256

                                          6aec0798d8097fccb50b60444ed4a60c18e08ed4d52504776e609f02f462c3e1

                                          SHA512

                                          66bd87bdf7af5d99b24203f9329021e220764bba769ed7b2ba94c3685132720efb605a13f159e6ba5c9f7d283badb23817bdee1ce60e9a34fd5b6386b7b8e5c1

                                        • memory/384-45-0x0000000006460000-0x000000000646A000-memory.dmp

                                          Filesize

                                          40KB

                                        • memory/432-36-0x0000000005980000-0x0000000005992000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/432-37-0x0000000006670000-0x00000000066AC000-memory.dmp

                                          Filesize

                                          240KB

                                        • memory/432-35-0x00000000054F0000-0x0000000005556000-memory.dmp

                                          Filesize

                                          408KB

                                        • memory/432-34-0x0000000005450000-0x00000000054E2000-memory.dmp

                                          Filesize

                                          584KB

                                        • memory/432-33-0x0000000005A00000-0x0000000005FA4000-memory.dmp

                                          Filesize

                                          5.6MB

                                        • memory/432-30-0x0000000000B00000-0x0000000000B5E000-memory.dmp

                                          Filesize

                                          376KB

                                        • memory/432-19-0x00000000730BE000-0x00000000730BF000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/860-29-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/860-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/1980-20-0x0000000003170000-0x0000000003171000-memory.dmp

                                          Filesize

                                          4KB