Analysis

  • max time kernel
    4s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 19:30

General

  • Target

    0500004d9069015e458d7a4b697d8196e67e28af4fb91218b2539d16f5cb2374.exe

  • Size

    2.0MB

  • MD5

    7a73076c6b132707392a61d676c6b1be

  • SHA1

    c41cccf97843bebdf6ed9fe053dcd9d63775d6cb

  • SHA256

    0500004d9069015e458d7a4b697d8196e67e28af4fb91218b2539d16f5cb2374

  • SHA512

    067686fa419fac066932397524a62cd3c1bc8af2ff2310261c7fcb70585e73de2b4a59221355795014a7074f347dda99fdd3ac66ab946be123b04a3ec6b2007a

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYR: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

    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 1 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 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 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\0500004d9069015e458d7a4b697d8196e67e28af4fb91218b2539d16f5cb2374.exe
    "C:\Users\Admin\AppData\Local\Temp\0500004d9069015e458d7a4b697d8196e67e28af4fb91218b2539d16f5cb2374.exe"
    1⤵
    • 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:4312
    • 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:3244
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 564
          3⤵
          • Program crash
          PID:1976
      • 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:848
        • 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:2104
        • 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:2792
          • 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:5084
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tv7sWxggcNtH.bat" "
            4⤵
              PID:2228
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3668
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1168
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1340
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 2248
                  4⤵
                  • Program crash
                  PID:3328
            • C:\Users\Admin\AppData\Local\Temp\0500004d9069015e458d7a4b697d8196e67e28af4fb91218b2539d16f5cb2374.exe
              "C:\Users\Admin\AppData\Local\Temp\0500004d9069015e458d7a4b697d8196e67e28af4fb91218b2539d16f5cb2374.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:3060
            • 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:1688
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3244 -ip 3244
            1⤵
              PID:5080
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2792 -ip 2792
              1⤵
                PID:2980
              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                1⤵
                  PID:4120
                  • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                    2⤵
                      PID:1728
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k
                        3⤵
                          PID:4268
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 520
                          3⤵
                          • Program crash
                          PID:3788
                      • C:\Users\Admin\AppData\Local\Temp\windef.exe
                        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                        2⤵
                          PID:2728
                          • 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⤵
                            • Scheduled Task/Job: Scheduled Task
                            PID:4748
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            3⤵
                              PID:1404
                              • 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⤵
                                • Scheduled Task/Job: Scheduled Task
                                PID:64
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\h9u0hkUIhzbd.bat" "
                                4⤵
                                  PID:4420
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 65001
                                    5⤵
                                      PID:1764
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 2300
                                    4⤵
                                    • Program crash
                                    PID:1568
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:1128
                                • 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:3952
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1728 -ip 1728
                                1⤵
                                  PID:1600
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1404 -ip 1404
                                  1⤵
                                    PID:4468
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1436
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:1848

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      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\h9u0hkUIhzbd.bat

                                        Filesize

                                        208B

                                        MD5

                                        e8be4e475b9958a155b88bd44e4cb9d2

                                        SHA1

                                        820ef33a6fcf8c066e6a82299464abadda5c6236

                                        SHA256

                                        a8762c59c860c8f92c9c41eb8fd83c7d63b9802d7cede2d9cd2ce8500eb61bbc

                                        SHA512

                                        2483e1b4939ed6521d38484c3a869a7efa63388d5f60ca9c93841691bbaf4b314b68ac3ab448b405111c8beba072235886aeba3e217a0404d9f1172d67ebbbb2

                                      • C:\Users\Admin\AppData\Local\Temp\tv7sWxggcNtH.bat

                                        Filesize

                                        208B

                                        MD5

                                        a45a1eac9225e5c8ce61eb5d5a58fa56

                                        SHA1

                                        b3329b3fe38ecf4a725bef86062f3e15a6b74d67

                                        SHA256

                                        cb0b1f66b833494ffb7fbc37fb7dc7337940405396adce47a664e6023c44364d

                                        SHA512

                                        17596a7615e13cbcabbbbc7c2249409fd911354f9b607f6802a4ceb6d6bbfbd798cb7e286d439b628a54f237d86ce5a0ae1c7294eaf0e9142e0054441ef8265b

                                      • 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\01-21-2025

                                        Filesize

                                        224B

                                        MD5

                                        abe69a456ba170902f6c4adaa2abc67b

                                        SHA1

                                        ef186b8dff00089cfa889892fcb7128345edecfb

                                        SHA256

                                        c225bf4c1dc1a6a18b07ece71ca6bc22cd69d3fe5bf1836a1a2bd94d881977c8

                                        SHA512

                                        60703a1ec64e5f5a6d80c173e5d5019fe58819f1ba57ce55b23fe08442edc49110e5ab9dae6293c8f602871c023f658c70abf821382cb1608d79322eb67110f9

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        d80ae1ae123b1d0f29fc9c5a3f4dfd54

                                        SHA1

                                        4c3f911033a48a19cdffed5d65074efb510a208f

                                        SHA256

                                        5fc327f78497dc731f90e2731f9e25576af8bb24437160cfcbab6f8eb1724dfb

                                        SHA512

                                        36843d849a476937074f1c5c425357e60399e7f378382f4cb043533a202349d4a044fac902ba00c6c4ea061aa6dfee676386ca1befd86f658cce566f21c72ef8

                                      • memory/848-34-0x0000000004C80000-0x0000000004CE6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/848-33-0x0000000004BB0000-0x0000000004C42000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/848-35-0x0000000005190000-0x00000000051A2000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/848-36-0x0000000005D80000-0x0000000005DBC000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/848-32-0x0000000005230000-0x00000000057D4000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/848-31-0x0000000000210000-0x000000000026E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/1128-70-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1128-76-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/2792-44-0x0000000006060000-0x000000000606A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/3060-27-0x00000000004D0000-0x00000000004F0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3060-19-0x00000000004D0000-0x00000000004F0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4312-18-0x0000000004080000-0x0000000004081000-memory.dmp

                                        Filesize

                                        4KB