Analysis

  • max time kernel
    5s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2024 06:34

General

  • Target

    7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe

  • Size

    2.0MB

  • MD5

    2b28eeea79a33366457f6195d55f21bd

  • SHA1

    d4faa668b62d8c6bf36c7dcd1d24e8cc485c2ba3

  • SHA256

    7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd

  • SHA512

    949e5e1dadf0905b2ad7ff5278fe1797206e799a5018fd027ecb2718a5aa898500dfe143812cbf5078b7d08a06375b8eef70ef90776be352a9101c7eafbb36df

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YQ

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 5 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 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 3 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\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe
    "C:\Users\Admin\AppData\Local\Temp\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.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:1688
    • 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:4156
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4972
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 548
          3⤵
          • Program crash
          PID:3684
      • 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:4848
        • 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:4380
        • 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:3472
          • 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:2908
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2cmeE4DXEdEL.bat" "
            4⤵
              PID:4420
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2304
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4464
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1176
                    • 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:3832
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\waAYSW37ZuZp.bat" "
                      6⤵
                        PID:2132
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3656
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4208
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:4668
                              • 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:3224
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ZK7AN56Tp2x8.bat" "
                                8⤵
                                  PID:1172
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 65001
                                    9⤵
                                      PID:3852
                                    • C:\Windows\SysWOW64\PING.EXE
                                      ping -n 10 localhost
                                      9⤵
                                      • System Network Configuration Discovery: Internet Connection Discovery
                                      • Runs ping.exe
                                      PID:2412
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 2228
                                    8⤵
                                    • Program crash
                                    PID:3548
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 2200
                                6⤵
                                • Program crash
                                PID:1820
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 3472 -s 2228
                            4⤵
                            • Program crash
                            PID:4136
                      • C:\Users\Admin\AppData\Local\Temp\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe
                        "C:\Users\Admin\AppData\Local\Temp\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe"
                        2⤵
                        • System Location Discovery: System Language Discovery
                        PID:116
                      • 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:2544
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4156 -ip 4156
                      1⤵
                        PID:3156
                      • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        1⤵
                          PID:2036
                          • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                            "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                            2⤵
                              PID:3544
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k
                                3⤵
                                  PID:676
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 520
                                  3⤵
                                  • Program crash
                                  PID:4252
                              • C:\Users\Admin\AppData\Local\Temp\windef.exe
                                "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                                2⤵
                                  PID:1672
                                • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                  "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                  2⤵
                                    PID:3216
                                  • 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:4872
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3544 -ip 3544
                                  1⤵
                                    PID:1732
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3472 -ip 3472
                                    1⤵
                                      PID:1988
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1176 -ip 1176
                                      1⤵
                                        PID:3992
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4668 -ip 4668
                                        1⤵
                                          PID:2008

                                        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\2cmeE4DXEdEL.bat

                                          Filesize

                                          208B

                                          MD5

                                          3a7f8f3851c32fb1cd1a77f566c89323

                                          SHA1

                                          575a46e0becee995ca8ead616fcee2aa098eb50b

                                          SHA256

                                          7a69afce2ced236331a09c3ca7f6475cdb005061d6522e11045d2e5364efab85

                                          SHA512

                                          7086a020297fa41f8fad91d4b6de15b634972a98590aa0e8be47f78eef759e0661c5c035bdb8dd72a76734b03f0adb41dec0abb9655e65a3813e624ee4751015

                                        • C:\Users\Admin\AppData\Local\Temp\ZK7AN56Tp2x8.bat

                                          Filesize

                                          208B

                                          MD5

                                          ee6f8963ffc4b05b062941c1a30c42c8

                                          SHA1

                                          951ecfccace645761ae82abe709802a0bb063f1d

                                          SHA256

                                          1ed302a41a9f50b5ea3bd7b64be11b9b3d81a20ba45ec88d1d74934186de7b0c

                                          SHA512

                                          e60d16a68a33925a7087e2db70fdb234db4d062921f01fb39ee0dc62b9f2618b3c11c6aaa528f18b06bcc2c75ecd216ec369b3d2d2f50a4cf34b41894a7ca33f

                                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe

                                          Filesize

                                          405KB

                                          MD5

                                          b8ba87ee4c3fc085a2fed0d839aadce1

                                          SHA1

                                          b3a2e3256406330e8b1779199bb2b9865122d766

                                          SHA256

                                          4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

                                          SHA512

                                          7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

                                        • C:\Users\Admin\AppData\Local\Temp\waAYSW37ZuZp.bat

                                          Filesize

                                          208B

                                          MD5

                                          fae55ff4dbe3fc6ec793d67b8d92c73b

                                          SHA1

                                          38b602c8b8ba4ad97a1c957d9498e8aa39cc6bab

                                          SHA256

                                          42a70f9510429f45a38dad75571f4c54c11286e0bdc2427c47d9cd6c2cf67cf7

                                          SHA512

                                          c4761ed20962687fec6c167fe876bab975366d1d6db517385c037cfb2a1cfa4c4cdb5abf799fc802db62fdadc3961ae1a36346bfe19d881a020afd77d927652b

                                        • C:\Users\Admin\AppData\Local\Temp\windef.exe

                                          Filesize

                                          349KB

                                          MD5

                                          b4a202e03d4135484d0e730173abcc72

                                          SHA1

                                          01b30014545ea526c15a60931d676f9392ea0c70

                                          SHA256

                                          7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

                                          SHA512

                                          632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

                                        • C:\Users\Admin\AppData\Roaming\Logs\11-17-2024

                                          Filesize

                                          224B

                                          MD5

                                          cb7b403a25f14847b1756a10b2ec85d6

                                          SHA1

                                          729dcc70f6ddb5ad47ce813d9228fbdd20541410

                                          SHA256

                                          5cb59ee30453cef9faff38d42e0f70c5ceae7c0d77b3d353964c841dafa16a55

                                          SHA512

                                          4451f4a72f37189f3edce48c53055127d1bfa6286014177f86c57482d5e63d3af411e5bb78d767c8181d53bc72431e39732f49f2ec551efee4d45ebc5296baff

                                        • C:\Users\Admin\AppData\Roaming\Logs\11-17-2024

                                          Filesize

                                          224B

                                          MD5

                                          a7b1545dc155114a69550bec305b188e

                                          SHA1

                                          6e86f5beee69266e455162f921f0e704fab13b8a

                                          SHA256

                                          ef6351c45041ec75686c3bdf9503ffa8adebc2abcfc58ddd0fdc502701f0eb20

                                          SHA512

                                          8eb3c94fe4785a4205eeb56d3a61420bafa4d1854756bedf1ddac46e80e9db4f451f28cee0b23f1dded2b0288c1ff034453aa9b86bb911d1283145a5fcc2b9e2

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

                                          Filesize

                                          2.0MB

                                          MD5

                                          80bac75045b3f1464f5a4d3a68346caa

                                          SHA1

                                          a6315d24a3ba66fb67c404e92b7ee43dae6af75f

                                          SHA256

                                          634130d19f0e4747e2cc06e668df3c025ecf1ee33783a366228da2460663d9d1

                                          SHA512

                                          98186a04e51afa2c12b54bdbbca822b89cd98e1a272651b3721bdb841234d9842473ac92835376da2c9ce5ddb166e86b8bf6dc6fd1f94b34d7eed59e2fc8d0a2

                                        • memory/116-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/116-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/1688-19-0x0000000001DA0000-0x0000000001DA1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3472-44-0x0000000006570000-0x000000000657A000-memory.dmp

                                          Filesize

                                          40KB

                                        • memory/4848-36-0x00000000069B0000-0x00000000069EC000-memory.dmp

                                          Filesize

                                          240KB

                                        • memory/4848-35-0x0000000006470000-0x0000000006482000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4848-34-0x0000000005890000-0x00000000058F6000-memory.dmp

                                          Filesize

                                          408KB

                                        • memory/4848-33-0x00000000057F0000-0x0000000005882000-memory.dmp

                                          Filesize

                                          584KB

                                        • memory/4848-32-0x0000000005DA0000-0x0000000006344000-memory.dmp

                                          Filesize

                                          5.6MB

                                        • memory/4848-31-0x0000000000E30000-0x0000000000E8E000-memory.dmp

                                          Filesize

                                          376KB