Analysis

  • max time kernel
    6s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-07-2024 22:29

General

  • Target

    6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d.exe

  • Size

    2.0MB

  • MD5

    da22fe54620d419677b57fe8e3c5e811

  • SHA1

    9065d5d863bc8e418aa986309cfc0316a24715dd

  • SHA256

    6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d

  • SHA512

    2819176f0ca3083033c7ce89c339e842ade2a39707a6e6eb0e065995faa88dbbb1cae963a144a00dbdf05d737e0b0245199988178c8ca24164e8c2452d89f4ee

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYJ: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.

  • Quasar RAT 3 IoCs

    Quasar is an open source Remote Access Tool.

  • 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 5 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\6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d.exe
    "C:\Users\Admin\AppData\Local\Temp\6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d.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:816
    • 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:2996
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 548
          3⤵
          • Program crash
          PID:4828
      • 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:2840
        • 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:4396
        • 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:5020
          • 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:2600
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3gCwYI4BmDLl.bat" "
            4⤵
              PID:5008
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4076
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1136
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4676
                    • 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:2508
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8h228zPjeulx.bat" "
                      6⤵
                        PID:4736
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:1156
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:3588
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2176
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4676 -s 2208
                            6⤵
                            • Program crash
                            PID:2724
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 2240
                        4⤵
                        • Program crash
                        PID:4980
                  • C:\Users\Admin\AppData\Local\Temp\6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d.exe
                    "C:\Users\Admin\AppData\Local\Temp\6df05e576ce19cac41d213e7178bf15f4afe011bc353e2c507b7b87e9526424d.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:4592
                  • 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:1716
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2996 -ip 2996
                  1⤵
                    PID:5032
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:2168
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:3784
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:4092
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 3784 -s 520
                              3⤵
                              • Program crash
                              PID:2348
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:4604
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:4344
                              • 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:4864
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3784 -ip 3784
                              1⤵
                                PID:4400
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 5020 -ip 5020
                                1⤵
                                  PID:2268
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4676 -ip 4676
                                  1⤵
                                    PID:3472
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:844
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:4692

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\3gCwYI4BmDLl.bat

                                        Filesize

                                        208B

                                        MD5

                                        290a6b08ed8b1470fab67c872c52ad02

                                        SHA1

                                        5bf9d6fab2bdc1a84816626ca5ab3f6976688c1f

                                        SHA256

                                        0dd07d73217b3dd20a2ebbd42a579b2bfd6f50ebc3bd4c07a3b97dd10216b8be

                                        SHA512

                                        e88c69f22044f9fba13b984def5f62f23a7e3442605ed879a1d72eb355daa9f1eb7da1b4678892e79859641ee479892b529b8b979ce6cba7ad0633450a795d39

                                      • C:\Users\Admin\AppData\Local\Temp\8h228zPjeulx.bat

                                        Filesize

                                        208B

                                        MD5

                                        2a7667e108c88726b3c803e57687c50d

                                        SHA1

                                        7601a59f9a02ea5add9f9791d137b345422fe105

                                        SHA256

                                        9fb1270b3d71a443b215a60446d8eabb1ab607366c603ca597ee8a792edc7c36

                                        SHA512

                                        3559e788c780d9e201ae8e29ddba7f7d256ea5c159c0da9062919364acaa69889c273538b63eaa134f4498873126461b95cd72dfe87fb1a9926a9f2f04f4974c

                                      • 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\07-29-2024

                                        Filesize

                                        224B

                                        MD5

                                        6489872a72eef2931274e90c35ef9018

                                        SHA1

                                        5e224d80c710a85a6cfaacd224a54d603ab4ef48

                                        SHA256

                                        d371c861eeec06e23af525b0fbf5fb84a52d884bab205ef76cbcfe91a36136f5

                                        SHA512

                                        a325551de81a61868748714a0fbd915dfd705ba133349f390116e77a3d79cbb772c6d2f5f1962460dc4b8979dd75d089997ee2fe41c8c666699088de51bd5e24

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        d98e2ce4663a9251f3b0bac25962ac7c

                                        SHA1

                                        3131465b339840e5e12c16f7a222cdb6b4071260

                                        SHA256

                                        1af57401ebed372e098ff28b2e753b8c8e46211dd31e99c234fe190e6f65e5d4

                                        SHA512

                                        0d61633198a7170bb348a1c48bf882510289557dddc9c1c96c24b81614c44fc36c8173b1cea46ee7223fb93595dd80db8b0e7bda45ec0a6de02bb686416bb2d4

                                      • memory/816-28-0x0000000004480000-0x0000000004481000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/816-72-0x0000000004480000-0x0000000004481000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2840-34-0x0000000004B80000-0x0000000004C12000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/2840-35-0x0000000004C20000-0x0000000004C86000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/2840-36-0x0000000005810000-0x0000000005822000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2840-37-0x0000000005D50000-0x0000000005D8C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/2840-33-0x0000000005060000-0x0000000005604000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/2840-30-0x00000000001D0000-0x000000000022E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/2840-29-0x00000000733AE000-0x00000000733AF000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4592-27-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4592-19-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/5020-45-0x00000000061E0000-0x00000000061EA000-memory.dmp

                                        Filesize

                                        40KB