Analysis

  • max time kernel
    5s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2024 12:46

General

  • Target

    HashIs-aabf2738119a9e5ab03ccf72ee01e0fa4dae087478f1d437b0f0bbfbc412dc35.exe

  • Size

    2.0MB

  • MD5

    71254d11715816c90a2e6f5b3cd3b020

  • SHA1

    e97d074667058c075210de8cc5e8cec0277f30dc

  • SHA256

    aabf2738119a9e5ab03ccf72ee01e0fa4dae087478f1d437b0f0bbfbc412dc35

  • SHA512

    91a9f217b39050b690ca8b299b042348b2327f93f0d03c310ed4b79df3eb3747806dfd8401a16c42bb75490e04cef508474e04509e72c6b3d3b6c6e9ad815ece

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYf:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YB

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\HashIs-aabf2738119a9e5ab03ccf72ee01e0fa4dae087478f1d437b0f0bbfbc412dc35.exe
    "C:\Users\Admin\AppData\Local\Temp\HashIs-aabf2738119a9e5ab03ccf72ee01e0fa4dae087478f1d437b0f0bbfbc412dc35.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:1648
    • 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:2872
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:960
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 556
          3⤵
          • Program crash
          PID:3884
      • 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:2180
        • 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:4420
        • 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:3948
          • 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:5076
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\pMXiLzecL3Ep.bat" "
            4⤵
              PID:4404
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:5092
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:800
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4792
                    • 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:1640
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\WcRtpUTMoxCx.bat" "
                      6⤵
                        PID:3504
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:4560
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:1968
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2892
                              • 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:372
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 2252
                            6⤵
                            • Program crash
                            PID:3088
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 2260
                        4⤵
                        • Program crash
                        PID:3788
                  • C:\Users\Admin\AppData\Local\Temp\HashIs-aabf2738119a9e5ab03ccf72ee01e0fa4dae087478f1d437b0f0bbfbc412dc35.exe
                    "C:\Users\Admin\AppData\Local\Temp\HashIs-aabf2738119a9e5ab03ccf72ee01e0fa4dae087478f1d437b0f0bbfbc412dc35.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1476
                  • 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:1256
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2872 -ip 2872
                  1⤵
                    PID:2596
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3948 -ip 3948
                    1⤵
                      PID:4548
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:4988
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:4512
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:2448
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4512 -s 532
                                3⤵
                                • Program crash
                                PID:992
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:4580
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:1612
                                • 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:1224
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4512 -ip 4512
                                1⤵
                                  PID:1288
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4792 -ip 4792
                                  1⤵
                                    PID:2204
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1492
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:4644

                                      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\Temp\WcRtpUTMoxCx.bat

                                        Filesize

                                        208B

                                        MD5

                                        16c933c2dae1dd28898d8e81922dd5a5

                                        SHA1

                                        31b1d12ca147d95a24051550e1f716fb11a954f7

                                        SHA256

                                        6f27e22357cd43b329f66db2034699ebbdbe7792e5d95d78f48f765429262d78

                                        SHA512

                                        0eed504fb039d8eb51061c32ee700540e36ef93624bbba70d3398d8a465fc32dc45c1285f5341d59313d814182348b11b2c746f50f787dfaed48ae37ba3adc0c

                                      • C:\Users\Admin\AppData\Local\Temp\pMXiLzecL3Ep.bat

                                        Filesize

                                        208B

                                        MD5

                                        ac9a53ea2367b2f7673a1734f42a7217

                                        SHA1

                                        ef82139a5d9b0ade873d5baf9e5920a1b4b7e6cf

                                        SHA256

                                        5aa33e9e0037000009088e57847df19e2d91f4587eff4853c5c7e04b8b9a782c

                                        SHA512

                                        49e5bc9fd2fcd6e8a5e79037d9e774c198847f74bc1b5004c678c597e1b2a65413127bb81155a9088b0f8ffc5ac61ac82ec1dab881c18a3bc85c559423902a5e

                                      • 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\12-01-2024

                                        Filesize

                                        224B

                                        MD5

                                        37d886917a968bd9094b1e1d72ead4df

                                        SHA1

                                        75fffad0817f0d59f7c24567f7b9867681c405f2

                                        SHA256

                                        4ed87f11a208817957b5a76a7a9a8cebb20bcc0842e1164e2b5ae4d383eb80bd

                                        SHA512

                                        18601b2d8418382f3fd622ae0844b2c39533148785adce45e38873ffd7b437e8a41c79b8caa1cba836b9c1fdb7dcaf8fb9be10cab4a571bb00771b9fb020f76e

                                      • C:\Users\Admin\AppData\Roaming\Logs\12-01-2024

                                        Filesize

                                        224B

                                        MD5

                                        772fd38095d601403bf0fea378589daf

                                        SHA1

                                        7c748f677c6cec207b7915652cf203165429a51d

                                        SHA256

                                        e5825b42933d7854fa74241ef3045cd6387292f85643dd9036df0e073916ce0c

                                        SHA512

                                        e3cd401362c4910cf20a693df69b5b05c32656f5dcb98e7a61743635096f8162e4854f5d0a23fbb0b96bfb32d49c250d0fcda513e22d6e460b6add06770ae50d

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        954f23783ff03120254f36f1780af7e5

                                        SHA1

                                        bdf9f43650fe4d4fe9d1649210f710b0efef5b72

                                        SHA256

                                        b849a13cf292a2a76b4a06cf0e60f6a9bbe3dce2661e9e55c957b18ef7c15e8e

                                        SHA512

                                        3ab2d8c3bfe132ecd75cface458dff89fe8a5a1c1a7ab9b93e2d9d0dd6189a6adec5ce755c4fd6328758b65eb8e81622e00b69c0837a92326f26e697eb165b84

                                      • memory/1476-19-0x00000000001C0000-0x00000000001E0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1476-28-0x00000000001C0000-0x00000000001E0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1612-79-0x00000000004B0000-0x00000000004D0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1612-73-0x00000000004B0000-0x00000000004D0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1648-88-0x0000000075710000-0x0000000075B60000-memory.dmp

                                        Filesize

                                        4.3MB

                                      • memory/1648-18-0x0000000004240000-0x0000000004241000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2180-29-0x0000000000FF0000-0x000000000104E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/2180-36-0x0000000006CB0000-0x0000000006CEC000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/2180-35-0x0000000006770000-0x0000000006782000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2180-34-0x0000000005A70000-0x0000000005AD6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/2180-33-0x0000000005AF0000-0x0000000005B82000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/2180-32-0x00000000060A0000-0x0000000006644000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/3948-44-0x0000000006D70000-0x0000000006D7A000-memory.dmp

                                        Filesize

                                        40KB