Analysis

  • max time kernel
    6s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-01-2025 09:37

General

  • Target

    200d840c21d20cca109dc29b0b8406d3e3e78d232921b390aa476be233852040.exe

  • Size

    2.0MB

  • MD5

    f16e2230ff6d7a1863976581db265c58

  • SHA1

    7acf5fe98ea0cc3a6c5f8fa9def759601c1b6205

  • SHA256

    200d840c21d20cca109dc29b0b8406d3e3e78d232921b390aa476be233852040

  • SHA512

    1f4f31a380a775a84de49e1c47032b86394ee3eda44726dbf21b81670e37bca1658af61687a49805ad76d543771928f24e6971eb83307b46cc51bed924514f8f

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYz:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YV

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\200d840c21d20cca109dc29b0b8406d3e3e78d232921b390aa476be233852040.exe
    "C:\Users\Admin\AppData\Local\Temp\200d840c21d20cca109dc29b0b8406d3e3e78d232921b390aa476be233852040.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:2052
    • 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:4768
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 552
          3⤵
          • Program crash
          PID:3572
      • 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:4056
        • 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:748
        • 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:668
          • 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:3168
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\y5PazYyBvCFD.bat" "
            4⤵
              PID:3484
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:1384
                • 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:4480
                    • 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:2068
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RgkooZwXSope.bat" "
                      6⤵
                        PID:932
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:1604
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4580
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:3756
                              • 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:4464
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 2224
                            6⤵
                            • Program crash
                            PID:3472
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 668 -s 1980
                        4⤵
                        • Program crash
                        PID:4740
                  • C:\Users\Admin\AppData\Local\Temp\200d840c21d20cca109dc29b0b8406d3e3e78d232921b390aa476be233852040.exe
                    "C:\Users\Admin\AppData\Local\Temp\200d840c21d20cca109dc29b0b8406d3e3e78d232921b390aa476be233852040.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3440
                  • 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:2000
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4768 -ip 4768
                  1⤵
                    PID:620
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:4456
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:4320
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:3800
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 520
                              3⤵
                              • Program crash
                              PID:4816
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:1612
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:1164
                              • 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:2316
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4320 -ip 4320
                              1⤵
                                PID:1000
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 668 -ip 668
                                1⤵
                                  PID:3824
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4480 -ip 4480
                                  1⤵
                                    PID:1220
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1860
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:1640

                                      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\RgkooZwXSope.bat

                                        Filesize

                                        208B

                                        MD5

                                        280535e2fc1543c73d619ec24b5e21f2

                                        SHA1

                                        1f1703a08b691bf35fa5d56d2b45853d6140c1d5

                                        SHA256

                                        5b716d04b0fc3d936eda374faec91ec9ff8744263bceba00255ec13834d49d1f

                                        SHA512

                                        c174b0cc51f36936937b3b628e0564df4668dd303a2fc90eeb8464c8a8d90f518f3c047c69cc563d416d571aa8b5a1786372d9ec566f4a15ae1b7a0caa49b55c

                                      • 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\Local\Temp\y5PazYyBvCFD.bat

                                        Filesize

                                        208B

                                        MD5

                                        4ae28e60b6434e4906f71999fe1bc767

                                        SHA1

                                        284f251f29c83aef8e9fdda3f874cb49fba9f46b

                                        SHA256

                                        34dfc16066cb71b077dddde0bee37a22e763b1102090364ab2d669cf494233b9

                                        SHA512

                                        20df1ac66cf88abc2f2984afde40320b1c48b0d8136836f4b0ed106cefa3a499b5b3512644de184d0be7569f69f523ca2241a53f5f6bfc89e0f255bc00907a0a

                                      • C:\Users\Admin\AppData\Roaming\Logs\01-17-2025

                                        Filesize

                                        224B

                                        MD5

                                        f23e91a9cdcdf8f457a2b74b1519314d

                                        SHA1

                                        915f6b9f8dbc7ca22ceaceb018ea975fb74ba377

                                        SHA256

                                        11233a61196f708788a401b491b28c1e743ee4ba3292696b40c081d38ad0308c

                                        SHA512

                                        a19c1b5e3269f565d99c8bf637433ec960f9b7daef544532c30caa627a04a4322e6b4ca4b9f1c43d7f043d56902e591411f9bc97d5d9f2d729157fc373b5c864

                                      • C:\Users\Admin\AppData\Roaming\Logs\01-17-2025

                                        Filesize

                                        224B

                                        MD5

                                        b452e9fd042d9a21f1e79ecb2f9e2b60

                                        SHA1

                                        62e7b67310176bdd39ec7ce7bd315ce8071455c5

                                        SHA256

                                        9f40001923800588a5af11403a9c0c4cc8300b76760b93aa04b21e68b8202209

                                        SHA512

                                        dce2acb1d4b41d091ad27e8451e00c2a61e74e41de9bd45cbfb7cb340928797e7fa8bed5a9fdf78b6e5c902365513043e7a539684c87c10d129fbd16e5ced25a

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        b33637fd621e4ed5065e7e474e46a81f

                                        SHA1

                                        0ac0ed37d99793c068f6551154a5d1f253167c9b

                                        SHA256

                                        f96184ffba3f07e9d896a447809e8eace7f462ca0b08aee665b7a87d2ac43141

                                        SHA512

                                        adbecd47f397c7775073c64b3f79bcb0500cdca96af22772ec53ca1c347bb78126c94c111ba4987265a9f5d49ac4786995f0052a593063fbc19ffbd6582375fa

                                      • memory/668-45-0x00000000063D0000-0x00000000063DA000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/2052-19-0x00000000033C0000-0x00000000033C1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3440-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3440-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4056-37-0x00000000062E0000-0x000000000631C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/4056-36-0x00000000056E0000-0x00000000056F2000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4056-35-0x0000000005070000-0x00000000050D6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/4056-34-0x0000000005180000-0x0000000005212000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/4056-33-0x0000000005730000-0x0000000005CD4000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/4056-30-0x0000000000760000-0x00000000007BE000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/4056-29-0x00000000738DE000-0x00000000738DF000-memory.dmp

                                        Filesize

                                        4KB