Analysis

  • max time kernel
    5s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2024 12:37

General

  • Target

    364d7fd7897d7d6bb926ccb0fb2407713c97a06318975cf82351eb47625a5f3dN.exe

  • Size

    2.0MB

  • MD5

    11b28f32e0387ed97c76783439597b10

  • SHA1

    8018965d84ceb8db8e50bde25adef29c147ba53d

  • SHA256

    364d7fd7897d7d6bb926ccb0fb2407713c97a06318975cf82351eb47625a5f3d

  • SHA512

    2f0635681ed181167e7f2b2fd37913e0f0e9e175c051599c1fc0302c1c62adf3190276391bce80271a8b6368773228556e68412a5dcb74aea2b2500ad803de08

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYj:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y9

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\364d7fd7897d7d6bb926ccb0fb2407713c97a06318975cf82351eb47625a5f3dN.exe
    "C:\Users\Admin\AppData\Local\Temp\364d7fd7897d7d6bb926ccb0fb2407713c97a06318975cf82351eb47625a5f3dN.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:4844
    • 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:2724
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4392
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 548
          3⤵
          • Program crash
          PID:5040
      • 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:112
        • 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:3064
        • 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:2752
          • 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:1296
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6tQQ6MX808fN.bat" "
            4⤵
              PID:2164
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2380
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4368
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:3612
                    • 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:1796
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\fcYJFBQAkSMm.bat" "
                      6⤵
                        PID:952
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2768
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:1736
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:5100
                              • 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:2092
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 3612 -s 2144
                            6⤵
                            • Program crash
                            PID:3676
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 2020
                        4⤵
                        • Program crash
                        PID:4924
                  • C:\Users\Admin\AppData\Local\Temp\364d7fd7897d7d6bb926ccb0fb2407713c97a06318975cf82351eb47625a5f3dN.exe
                    "C:\Users\Admin\AppData\Local\Temp\364d7fd7897d7d6bb926ccb0fb2407713c97a06318975cf82351eb47625a5f3dN.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3304
                  • 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:1888
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2724 -ip 2724
                  1⤵
                    PID:1344
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:3708
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:1124
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:4200
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 520
                              3⤵
                              • Program crash
                              PID:904
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:4780
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:5072
                              • 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:1656
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1124 -ip 1124
                              1⤵
                                PID:3512
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2752 -ip 2752
                                1⤵
                                  PID:2260
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3612 -ip 3612
                                  1⤵
                                    PID:2732
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:4264
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:888

                                      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\6tQQ6MX808fN.bat

                                        Filesize

                                        208B

                                        MD5

                                        5e6cd371d277cbd88412a9969b952725

                                        SHA1

                                        7c30ed4d0575244feb9c02f48c417509d9409133

                                        SHA256

                                        534cb9c443c342ae6a1f274a5bddf365000cc66a57a1a0463e6595012f40a2d8

                                        SHA512

                                        4d66822b7f377a56a7b49c21ed28d271f51a27967b5d42d87b7b50ccc19a2722ffd75ed6664c2a82009affc4aeb14047b9cc0fd7817c99eb876e76efa323517c

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

                                        Filesize

                                        208B

                                        MD5

                                        7aa5914efe51e85584748fc179cf23e9

                                        SHA1

                                        bee9ab483f2e2f52f4e33c54f480bbd698f1753a

                                        SHA256

                                        9a2327298441f211fdd5bb853d4ab8d700e750b3894efa8fc6f2ebb5119d1db4

                                        SHA512

                                        4c889caba1829ccb2e9a61f5a859569e8e2cb154239a4c30b60eb97a204b1cf813e1ff782670ba7614328675fc498e9fe07e3f2265fa09e62b44fdff13ea8226

                                      • 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\11-24-2024

                                        Filesize

                                        224B

                                        MD5

                                        8c7902e9484186bdb229ccbd51e7f8bb

                                        SHA1

                                        78a46a38d25bcbc8df04bd7ae2d20a86b14b8b77

                                        SHA256

                                        db0e42c4bb37fca2467eea816b1d2e4c26d0f1087548f10ec18f1d18a32fc8a3

                                        SHA512

                                        7faa256bdae49d4a6eda57cc8eea686965ed3c3571d7b1a71b932a488cc38654d76b753e373d5d56941fb002737e52b79b0ee9c950860cef4a6d79fc753881a3

                                      • C:\Users\Admin\AppData\Roaming\Logs\11-24-2024

                                        Filesize

                                        224B

                                        MD5

                                        475c93d13b90ddf8d0610babe8845c81

                                        SHA1

                                        c8d7ac25675a2ae86cd9c77da3d273f5e571eae6

                                        SHA256

                                        54f2d7f92afec1642a41a96060ab05211e9a76ede86b7a7b3926fedfd0fc187d

                                        SHA512

                                        23a6e0ac55909fbccd8afce1b57cdca49d3ba43b0e8a1adc2fe38d171917f5bf170b3260ba794b23202b35d9dcbb4f93cda508b59aec02cba6d15f3ec9df431e

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        6daf1ccadc3ae8b56d8a2f95b4a1168a

                                        SHA1

                                        84cd252e173d4a51107ff06b6225917f44718fd2

                                        SHA256

                                        e96bfdc977e1e06a959a5ca9a86b1c6ea29d5770e6c625aeff1d8b24e5eb2aba

                                        SHA512

                                        284109e3dc4e497dc17ad2af3d144c5f675648b8a3058e85efa3be033a1933cd2c19102ab0d9a95ea6c4aed22c3359f1d876e54cea2b282ebdde75e15bfd7d57

                                      • memory/112-34-0x0000000004B50000-0x0000000004BE2000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/112-35-0x0000000004C00000-0x0000000004C66000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/112-36-0x0000000005810000-0x0000000005822000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/112-37-0x0000000005D50000-0x0000000005D8C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/112-33-0x0000000005060000-0x0000000005604000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/112-30-0x00000000001E0000-0x000000000023E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/112-29-0x0000000072C0E000-0x0000000072C0F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2752-45-0x0000000006A20000-0x0000000006A2A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/3304-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3304-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4844-19-0x0000000001170000-0x0000000001171000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/5072-73-0x0000000001260000-0x0000000001280000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/5072-67-0x0000000001260000-0x0000000001280000-memory.dmp

                                        Filesize

                                        128KB