Analysis

  • max time kernel
    6s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 23:46

General

  • Target

    503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59.exe

  • Size

    2.0MB

  • MD5

    7fd52c2d3def0528c0a8a3fe697a660a

  • SHA1

    c65d8af7f8204a9d385bbd89c737db5b0f4412fc

  • SHA256

    503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59

  • SHA512

    69cb403df12ea388e8fa664a1bebc758bcbd4098812955ffe3336d1b69708d17b4a1f2001b2afa6b3391332a73fb81a11c9e4e1e2fa0f7507198795f639f69a5

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

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\503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59.exe
    "C:\Users\Admin\AppData\Local\Temp\503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59.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:3824
    • 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:648
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 548
          3⤵
          • Program crash
          PID:1616
      • 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:4536
        • 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:1404
        • 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:960
          • 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:4944
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\H1wUyl3xUWxy.bat" "
            4⤵
              PID:536
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3916
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1584
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4936
                    • 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:244
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\TVoM1wyRet0J.bat" "
                      6⤵
                        PID:4816
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3840
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:540
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:4944
                              • 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:4848
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 2204
                            6⤵
                            • Program crash
                            PID:3688
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 1084
                        4⤵
                        • Program crash
                        PID:3204
                  • C:\Users\Admin\AppData\Local\Temp\503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59.exe
                    "C:\Users\Admin\AppData\Local\Temp\503bc9d8665b4256541a21e8acc54eaa8796f3dd304e27b90e4f885bc5500a59.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:4928
                  • 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:3904
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 648 -ip 648
                  1⤵
                    PID:2864
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 960 -ip 960
                    1⤵
                      PID:1184
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:2292
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:3388
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:4656
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 520
                                3⤵
                                • Program crash
                                PID:3764
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:4320
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:532
                                • 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:4048
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3388 -ip 3388
                                1⤵
                                  PID:5096
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4936 -ip 4936
                                  1⤵
                                    PID:2776
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:216
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:2380
                                      • C:\Windows\system32\dwm.exe
                                        "dwm.exe"
                                        1⤵
                                          PID:3492
                                        • C:\Windows\system32\dwm.exe
                                          "dwm.exe"
                                          1⤵
                                            PID:2168
                                          • C:\Windows\system32\dwm.exe
                                            "dwm.exe"
                                            1⤵
                                              PID:4492
                                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                              1⤵
                                                PID:2372
                                              • C:\Windows\system32\dwm.exe
                                                "dwm.exe"
                                                1⤵
                                                  PID:1804
                                                • C:\Windows\system32\sihost.exe
                                                  sihost.exe
                                                  1⤵
                                                    PID:4336
                                                  • C:\Windows\system32\sihost.exe
                                                    sihost.exe
                                                    1⤵
                                                      PID:3716
                                                    • C:\Windows\system32\sihost.exe
                                                      sihost.exe
                                                      1⤵
                                                        PID:2524
                                                      • C:\Windows\system32\sihost.exe
                                                        sihost.exe
                                                        1⤵
                                                          PID:3836
                                                        • C:\Windows\system32\sihost.exe
                                                          sihost.exe
                                                          1⤵
                                                            PID:5040
                                                          • C:\Windows\system32\sihost.exe
                                                            sihost.exe
                                                            1⤵
                                                              PID:4960
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                              1⤵
                                                                PID:1424
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                1⤵
                                                                  PID:2672
                                                                • C:\Windows\system32\werfault.exe
                                                                  werfault.exe /hc /shared Global\e21aa51c33d04bc3ad1d45bb1bca658e /t 1288 /p 2096
                                                                  1⤵
                                                                    PID:364

                                                                  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\H1wUyl3xUWxy.bat

                                                                    Filesize

                                                                    208B

                                                                    MD5

                                                                    bedeb473bad12ebad7fc7f45995abd08

                                                                    SHA1

                                                                    ba9e31f5ec15f10bb37ba44a8b54687094bec152

                                                                    SHA256

                                                                    ac2cc10602e0ce0c9393b4cb45d30f46d969d4a9269838cbfeaa8dadd3425a48

                                                                    SHA512

                                                                    5cd34c63d67dacfde1313d9f00eee5ff6364732c74d06f308eb90381e634e9eac6e0d2a7d409e1114107079999294460e45e72740247a7e6f7e3e308ae2e5ab1

                                                                  • C:\Users\Admin\AppData\Local\Temp\TVoM1wyRet0J.bat

                                                                    Filesize

                                                                    208B

                                                                    MD5

                                                                    b70a3d9efaf0cbdd30fda3d77a0d185e

                                                                    SHA1

                                                                    2274fdb588f2603e5af4cf75d87b516403f01cbd

                                                                    SHA256

                                                                    460834abeebcf1bb3085d8cf7d376bfb3f71c2ffe935a2a782b6b6745c44c02a

                                                                    SHA512

                                                                    74bcf21501d08347b1ef6da9cbf0aef5105636fc7ffe9ee43aef974c27056b284f6433593c558809d5adc67064e5af3a8bdca82e8c274f15baf93bf52471aa47

                                                                  • 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\01-10-2025

                                                                    Filesize

                                                                    224B

                                                                    MD5

                                                                    3669228cfe855bb7cbbf824806f10394

                                                                    SHA1

                                                                    a2eda3ee9fbc7a2a59c8a1ff39d5b0ea685facde

                                                                    SHA256

                                                                    aac61febf5618f77a51c48b15fc71e2cb5ba021cba45bbd21a7b95db9e6ace93

                                                                    SHA512

                                                                    80ff7a34a10e4d8a62fc4a6d3ddd619f2ee9064fd2c0211d4b39500fe031fd80aefd9879261458ecd07f1736a72ec5ab48bce877f08f12b6ed24c406091e4944

                                                                  • C:\Users\Admin\AppData\Roaming\Logs\01-10-2025

                                                                    Filesize

                                                                    224B

                                                                    MD5

                                                                    be39030bc2cbe7e816a3eb288e5fb265

                                                                    SHA1

                                                                    357a894748e8680b470ac0f23e884793bbc33423

                                                                    SHA256

                                                                    5eed44be6c26111540bc6dab87e9a7d84c7e31884767c2897419b8a7c7a03fd3

                                                                    SHA512

                                                                    e2f3c3be20ce8329f23b40c078ebf148ac5a503029aa7e43817f75f45d437a59a349a3098d1d84c076fb7036ff3b289104b2fe50076678bfc208eebffa938d9b

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

                                                                    Filesize

                                                                    2.0MB

                                                                    MD5

                                                                    c319d2452ddbe7e21a830bc64b802246

                                                                    SHA1

                                                                    01e4ba6c9aed2c8162e59e47389d769a5ea11da6

                                                                    SHA256

                                                                    7e88781196b053c28ae6658d762b5c40f621ae97ad3f5e8a984080594cacc1c8

                                                                    SHA512

                                                                    2333faef6828daf1bc7b9c789da7d76e79c797af69dce02f2a53a04d91d12812a5b5ad2b819942b359f70dd0bf44cfc7927f371c28f1ba8c5752cee553dae72f

                                                                  • memory/532-79-0x0000000000D80000-0x0000000000DA0000-memory.dmp

                                                                    Filesize

                                                                    128KB

                                                                  • memory/532-73-0x0000000000D80000-0x0000000000DA0000-memory.dmp

                                                                    Filesize

                                                                    128KB

                                                                  • memory/960-44-0x0000000006500000-0x000000000650A000-memory.dmp

                                                                    Filesize

                                                                    40KB

                                                                  • memory/3824-18-0x00000000041E0000-0x00000000041E1000-memory.dmp

                                                                    Filesize

                                                                    4KB

                                                                  • memory/4536-31-0x0000000000340000-0x000000000039E000-memory.dmp

                                                                    Filesize

                                                                    376KB

                                                                  • memory/4536-36-0x0000000005EC0000-0x0000000005EFC000-memory.dmp

                                                                    Filesize

                                                                    240KB

                                                                  • memory/4536-35-0x0000000005980000-0x0000000005992000-memory.dmp

                                                                    Filesize

                                                                    72KB

                                                                  • memory/4536-34-0x0000000004D90000-0x0000000004DF6000-memory.dmp

                                                                    Filesize

                                                                    408KB

                                                                  • memory/4536-33-0x0000000004CF0000-0x0000000004D82000-memory.dmp

                                                                    Filesize

                                                                    584KB

                                                                  • memory/4536-32-0x0000000005130000-0x00000000056D4000-memory.dmp

                                                                    Filesize

                                                                    5.6MB

                                                                  • memory/4928-27-0x0000000000830000-0x0000000000850000-memory.dmp

                                                                    Filesize

                                                                    128KB

                                                                  • memory/4928-19-0x0000000000830000-0x0000000000850000-memory.dmp

                                                                    Filesize

                                                                    128KB