Analysis

  • max time kernel
    5s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 16:28

General

  • Target

    51830643a7642e597a85229779b0cb714c31eac0fb78a22bda2064ebd5f9667fN.exe

  • Size

    2.0MB

  • MD5

    242a76f4255c96b4ad6bf3f41600ad10

  • SHA1

    367542f77eb1dd3051958ff6d801f2230a7f0897

  • SHA256

    51830643a7642e597a85229779b0cb714c31eac0fb78a22bda2064ebd5f9667f

  • SHA512

    bcc801a53bda81091007782811c681405093dbebffc802767ca93a5c1c765ecd127b004ebd43f7267237038668b14a9c7f2c87bc5e2549dc47f3ad832e1d5697

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYB: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 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\51830643a7642e597a85229779b0cb714c31eac0fb78a22bda2064ebd5f9667fN.exe
    "C:\Users\Admin\AppData\Local\Temp\51830643a7642e597a85229779b0cb714c31eac0fb78a22bda2064ebd5f9667fN.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:1664
    • 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:112
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3672
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 112 -s 548
          3⤵
          • Program crash
          PID:4244
      • 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:3988
        • 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:2212
        • 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:3152
          • 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:1824
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PDo2sHZqhyxw.bat" "
            4⤵
              PID:1576
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4524
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:2492
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1892
                    • 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:2600
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\vSn7FtqnkLlR.bat" "
                      6⤵
                        PID:1688
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:1376
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:3256
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:264
                              • 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:972
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 1892 -s 2228
                            6⤵
                            • Program crash
                            PID:1668
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3152 -s 2224
                        4⤵
                        • Program crash
                        PID:4564
                  • C:\Users\Admin\AppData\Local\Temp\51830643a7642e597a85229779b0cb714c31eac0fb78a22bda2064ebd5f9667fN.exe
                    "C:\Users\Admin\AppData\Local\Temp\51830643a7642e597a85229779b0cb714c31eac0fb78a22bda2064ebd5f9667fN.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3456
                  • 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:4936
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 112 -ip 112
                  1⤵
                    PID:1396
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3152 -ip 3152
                    1⤵
                      PID:1924
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:5028
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:3340
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:4628
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 3340 -s 520
                                3⤵
                                • Program crash
                                PID:3412
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:2984
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:2084
                                • 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:2860
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3340 -ip 3340
                                1⤵
                                  PID:4364
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1892 -ip 1892
                                  1⤵
                                    PID:4016
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:3136
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:3248

                                      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\PDo2sHZqhyxw.bat

                                        Filesize

                                        208B

                                        MD5

                                        a65579f35a2b69667552491fde9f80b4

                                        SHA1

                                        48f795c404baea6635084a987024d158737bff36

                                        SHA256

                                        0f85fdbacfd6b48630733f8a56ca19178884a45af7cb4c1a7c6bd1af6dd95196

                                        SHA512

                                        dca8555b7608ddc3651f9deadfa265e1cd1c87307242cb03d2089ed7e5cc47affa54653b595b9a9d750dce992011c69eb91a0a0b69eb2dd8794f122879395cac

                                      • C:\Users\Admin\AppData\Local\Temp\vSn7FtqnkLlR.bat

                                        Filesize

                                        208B

                                        MD5

                                        c556811e6dd9217394f2e5dacd7ffb39

                                        SHA1

                                        7faea264b24c48c5770e741f28b954f2409776f3

                                        SHA256

                                        5cf75ffc68227b5292104f3c938b3c576702be50db26dafea9b08c8e8c77e5e9

                                        SHA512

                                        50223c58bca048c7f6e8b4f126695fb4ba2930651fa4176561f7b43004ff7f8b349efd6fd3cdaa517fcdd540155cb4697e2a96ec578feacb094c0f9a79c606f3

                                      • 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\11-25-2024

                                        Filesize

                                        224B

                                        MD5

                                        b19a587ed92aa7e306fafde65ec16fee

                                        SHA1

                                        28127f52d0ad576e7b2ea7a127273b71c42e3ba4

                                        SHA256

                                        4779f73332b0b1c7fd5452b1284b1a989d5bfece3a0612d754857412601a008e

                                        SHA512

                                        4014d41804575f66b506268d88114d2dd56da8f09f6820bf674834e9587fba63543aedae1c684ec00f955805e212ccdc2d9e61c7158b72d298d621ed17fbc689

                                      • C:\Users\Admin\AppData\Roaming\Logs\11-25-2024

                                        Filesize

                                        224B

                                        MD5

                                        1fb8e216779fad753628fc09696001f6

                                        SHA1

                                        af3f913f3933a4b29290b161fb9b9ac97433a527

                                        SHA256

                                        cd8380192bca4101a72742576ff155d614ecca73cee017d8413aa9d02959ad81

                                        SHA512

                                        ecc2e83d1244d441df7deaf0c3370d6d7201e3fe4b37950f4ba28b28e92d8f384fc9cc92e5489e3c17968df5ab5c22ce0d11d5c290df4c8f107d864ff4210502

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        30bb890846bade677655ac4a6a61139b

                                        SHA1

                                        9973a6ab610977ae1204e6d00d969e57c3012b50

                                        SHA256

                                        cec3354916a5bccd165a9d17b85fcdccabab59b1e00aeb8b9526a15fa60fd2a1

                                        SHA512

                                        f96a583ed63c02190cb95e768ea271d5915aeb261a4ad3f8be91e6ff37f749e2c0fa3b72e25d08294a258becee3d9b85258b4034f5491be18fc66fc174568e53

                                      • memory/1664-46-0x00000000044F0000-0x00000000044F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1664-19-0x00000000044F0000-0x00000000044F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2084-75-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/2084-81-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3152-45-0x00000000062F0000-0x00000000062FA000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/3456-20-0x0000000000330000-0x0000000000350000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3456-28-0x0000000000330000-0x0000000000350000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3988-29-0x000000007318E000-0x000000007318F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3988-37-0x0000000006790000-0x00000000067CC000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/3988-36-0x0000000006250000-0x0000000006262000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3988-35-0x0000000005650000-0x00000000056B6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/3988-34-0x00000000055B0000-0x0000000005642000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/3988-33-0x0000000005B60000-0x0000000006104000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/3988-30-0x0000000000AE0000-0x0000000000B3E000-memory.dmp

                                        Filesize

                                        376KB