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Analysis

  • max time kernel
    5s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2025, 02:28

General

  • Target

    e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd.exe

  • Size

    2.0MB

  • MD5

    89bdd75e21e97be92659871ce863eaa3

  • SHA1

    795d9044f2ae440e92f21dee42b0ccc884c94fc9

  • SHA256

    e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd

  • SHA512

    5cb6efc9c022c448cca77f66b12a3ffbecede46cb76815134b87d9c4b7daeb712e7eb9b6f472f5d208b4c51ce4e12b0cd2d0dd5de6e453b16e739a1970f2a1e5

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYM:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ya

Malware Config

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

Extracted

Family

azorult

C2

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

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 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 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 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 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 WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd.exe
    "C:\Users\Admin\AppData\Local\Temp\e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd.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:3816
    • 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:3272
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3272 -s 556
          3⤵
          • Program crash
          PID:4752
      • 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:4256
        • 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:2632
        • 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
          PID:2844
          • 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⤵
            • Scheduled Task/Job: Scheduled Task
            PID:232
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\H4oIe1rQUM9f.bat" "
            4⤵
              PID:3192
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:388
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:232
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2100
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 2052
                  4⤵
                  • Program crash
                  PID:1284
            • C:\Users\Admin\AppData\Local\Temp\e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd.exe
              "C:\Users\Admin\AppData\Local\Temp\e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:4436
            • 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:2708
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3272 -ip 3272
            1⤵
              PID:3996
            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
              C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
              1⤵
                PID:936
                • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                  "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                  2⤵
                    PID:2020
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k
                      3⤵
                        PID:1356
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 528
                        3⤵
                        • Program crash
                        PID:448
                    • C:\Users\Admin\AppData\Local\Temp\windef.exe
                      "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                      2⤵
                        PID:4472
                        • 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:516
                        • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                          "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                          3⤵
                            PID:3932
                            • 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⤵
                              • Scheduled Task/Job: Scheduled Task
                              PID:4212
                        • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                          "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                          2⤵
                            PID:456
                          • 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:3520
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2020 -ip 2020
                          1⤵
                            PID:3752
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2844 -ip 2844
                            1⤵
                              PID:2508
                            • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                              "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                              1⤵
                                PID:4284

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              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\H4oIe1rQUM9f.bat

                                Filesize

                                208B

                                MD5

                                a857d7da442f72f2285548fc7b606894

                                SHA1

                                701b6e456136f4335d53d6c08e78f77469058c28

                                SHA256

                                5d153afbd1ac5f7e3ac18b9edf900d7b672bb52ddd0cc5df9d6b85c55a760f1d

                                SHA512

                                e7e9b53e1cdd7844d62c91d0dd74c31852359c9618f2162ca78b849c1b5dddbf5f9e034bcb020a4d3009f6d4fb782939b15c465165ca4d259136c45148d1652f

                              • 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\03-06-2025

                                Filesize

                                224B

                                MD5

                                5c061a28f3f53010b9ced5730332f67a

                                SHA1

                                9c79662305ae6a3ae38fe932433139456c0a294d

                                SHA256

                                69de84ce4e7d21a3b59b0720acbd1f827102ff636eb0b2a8729da09f096c30f5

                                SHA512

                                d1399a178cbb59bbaa66326e05d7249bdf45c4ece70832d4be852e9e91bff5a15e34a47b3776b6c34ff7862e70f31c4b50afb3d831698cb052be3884d3ea4303

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

                                Filesize

                                2.0MB

                                MD5

                                ee32be7e68d2ccb236ea2523a6ac15cb

                                SHA1

                                a841517c9d3e3c52e3629b22d6036081f5576289

                                SHA256

                                3b8d2fcc3adc69ea4ccdbf3ed35024dedbaf0cf053136b57c3b13e9d71e6aa6b

                                SHA512

                                3ce9004d46ede321ec4f036296c86c281241f9f158715d514b256240d7a7210c078a22c861bffa06318dbced14122064869a12082743b41e953734fca480e5ff

                              • memory/456-77-0x0000000000A70000-0x0000000000A90000-memory.dmp

                                Filesize

                                128KB

                              • memory/456-71-0x0000000000A70000-0x0000000000A90000-memory.dmp

                                Filesize

                                128KB

                              • memory/2844-45-0x0000000007050000-0x000000000705A000-memory.dmp

                                Filesize

                                40KB

                              • memory/3816-20-0x00000000033E0000-0x00000000033E1000-memory.dmp

                                Filesize

                                4KB

                              • memory/4256-36-0x0000000005A00000-0x0000000005A12000-memory.dmp

                                Filesize

                                72KB

                              • memory/4256-37-0x0000000005F40000-0x0000000005F7C000-memory.dmp

                                Filesize

                                240KB

                              • memory/4256-35-0x0000000004D10000-0x0000000004D76000-memory.dmp

                                Filesize

                                408KB

                              • memory/4256-34-0x0000000004C70000-0x0000000004D02000-memory.dmp

                                Filesize

                                584KB

                              • memory/4256-33-0x00000000050B0000-0x0000000005654000-memory.dmp

                                Filesize

                                5.6MB

                              • memory/4256-30-0x0000000000190000-0x00000000001EE000-memory.dmp

                                Filesize

                                376KB

                              • memory/4256-19-0x000000007375E000-0x000000007375F000-memory.dmp

                                Filesize

                                4KB

                              • memory/4436-21-0x00000000002D0000-0x00000000002F0000-memory.dmp

                                Filesize

                                128KB

                              • memory/4436-29-0x00000000002D0000-0x00000000002F0000-memory.dmp

                                Filesize

                                128KB