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
    23-01-2025 04:46

General

  • Target

    90697c15fc6345c4d6c08c7e3411678a2b44db098907739000ed7ad53ea55375.exe

  • Size

    2.0MB

  • MD5

    6deac9586aa1833eb5a395af5f02b9a9

  • SHA1

    259d152769c05ca1cbf52acbd880a8baca3aac32

  • SHA256

    90697c15fc6345c4d6c08c7e3411678a2b44db098907739000ed7ad53ea55375

  • SHA512

    cf246b10afac2be0b16f5e582efe0403dd907b45854814e3227147a5d54b23b2771ed838717134efa214b567ccf34f6149093b776db066fd3dbc38354d32a73a

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYt:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YT

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\90697c15fc6345c4d6c08c7e3411678a2b44db098907739000ed7ad53ea55375.exe
    "C:\Users\Admin\AppData\Local\Temp\90697c15fc6345c4d6c08c7e3411678a2b44db098907739000ed7ad53ea55375.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:2512
    • 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:5100
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:220
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 548
          3⤵
          • Program crash
          PID:2812
      • 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:4604
        • 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:4904
        • 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:2184
          • 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:3428
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\wIucsTGfrfi5.bat" "
            4⤵
              PID:4920
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2908
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3596
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:3548
                    • 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:3388
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AObcfVJR3yHa.bat" "
                      6⤵
                        PID:208
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:1516
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2368
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2380
                              • 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:4028
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 2008
                            6⤵
                            • Program crash
                            PID:868
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 2004
                        4⤵
                        • Program crash
                        PID:1628
                  • C:\Users\Admin\AppData\Local\Temp\90697c15fc6345c4d6c08c7e3411678a2b44db098907739000ed7ad53ea55375.exe
                    "C:\Users\Admin\AppData\Local\Temp\90697c15fc6345c4d6c08c7e3411678a2b44db098907739000ed7ad53ea55375.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3452
                  • 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:1144
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5100 -ip 5100
                  1⤵
                    PID:4916
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2184 -ip 2184
                    1⤵
                      PID:3748
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:2308
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:3172
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:3468
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 520
                                3⤵
                                • Program crash
                                PID:4116
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:4824
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:1352
                                • 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:4404
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3172 -ip 3172
                                1⤵
                                  PID:3696
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3548 -ip 3548
                                  1⤵
                                    PID:1624
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:4704
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:1112
                                      • C:\Windows\system32\sihost.exe
                                        sihost.exe
                                        1⤵
                                          PID:8

                                        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\AObcfVJR3yHa.bat

                                          Filesize

                                          208B

                                          MD5

                                          a995c7d18c16acfa5fa50eca2a756026

                                          SHA1

                                          88c6ec4fbd62a975c5ad3e1b45d387b193a6d57b

                                          SHA256

                                          6e8fd99abf767f7540f3abca02c265a3ed558290e8c65cfbda9fce2c82c37a1e

                                          SHA512

                                          b80adac8d7f6d2e3a8e0a7cafba4fe8d382b11821711b751f48c4ca903ccc02245bb26021a4b85e9058db3e4ad11256d59cf0b86ffa87da474662d6898d3a3de

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

                                          Filesize

                                          405KB

                                          MD5

                                          b8ba87ee4c3fc085a2fed0d839aadce1

                                          SHA1

                                          b3a2e3256406330e8b1779199bb2b9865122d766

                                          SHA256

                                          4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

                                          SHA512

                                          7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

                                        • C:\Users\Admin\AppData\Local\Temp\wIucsTGfrfi5.bat

                                          Filesize

                                          208B

                                          MD5

                                          dbac3248f010e6510dbedf769a18436a

                                          SHA1

                                          667148d951a1786c837257723fab74f384945af7

                                          SHA256

                                          0e69e525bafceeb3dd7584a77e1e81d6a255b7bb4015321349535b07f36593cd

                                          SHA512

                                          3cb304e8bd1d6ca10fd0ebe100852d9bb5269a136036c64b7e9d5a61be2dd9b5ade6fbc0918092af66b2e9b0735b6c97f1180e68dcf397c015583d88f1f91474

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

                                          Filesize

                                          349KB

                                          MD5

                                          b4a202e03d4135484d0e730173abcc72

                                          SHA1

                                          01b30014545ea526c15a60931d676f9392ea0c70

                                          SHA256

                                          7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

                                          SHA512

                                          632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

                                        • C:\Users\Admin\AppData\Roaming\Logs\01-23-2025

                                          Filesize

                                          224B

                                          MD5

                                          d3913666a34606870546158548a513b6

                                          SHA1

                                          0bd08be8205ec7c5513b3ec840fb522b8082fa03

                                          SHA256

                                          943e7865278eaa9cb599966dfa673ff22223fc5a2eb5f62f42790d3b0ffbd0e3

                                          SHA512

                                          17e8cd27d8bc7b1c798af2265638af31a336fc11ad09594e6093d4537201b732d3084835497e82281c1fbc33b23a90685011f54c27ea7816c855abf07b640cae

                                        • C:\Users\Admin\AppData\Roaming\Logs\01-23-2025

                                          Filesize

                                          224B

                                          MD5

                                          f3e8ff3752cd6d302bcc38153397b89e

                                          SHA1

                                          ad1971add5283074b27a691fc028bcc49e1611ea

                                          SHA256

                                          304c6285af98ca56eed4f9af08ae76a163b96ae390b1dddf323403e5900718b6

                                          SHA512

                                          69567c493a804c66168da0bfcde304165d621f764e424d13de4a105bce08f5521c2656a4a6c1d5ff3f69b6692c5fc872f7e7929c60f36a630b36408b550c3ae2

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

                                          Filesize

                                          2.0MB

                                          MD5

                                          27cfac7c6f127808fb073717c2f44508

                                          SHA1

                                          39c687fef87e1d8eec6f73c9374c8232abdee85b

                                          SHA256

                                          0c1a9fb6bdfeeacbbd0016a79e1382d2401fc57206c245f9beaf6d178ec6936a

                                          SHA512

                                          57e2b2b99e4fcadf4fa6bbe25478b2276316eddfaefb323e045bfe3ce6c6a194a10b37bafa1753e8593937e3d5e7ce9434abe406e04004dd04ed8202e275ba17

                                        • memory/2184-44-0x00000000061D0000-0x00000000061DA000-memory.dmp

                                          Filesize

                                          40KB

                                        • memory/2512-19-0x0000000003F30000-0x0000000003F31000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3452-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/3452-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4604-36-0x0000000006230000-0x000000000626C000-memory.dmp

                                          Filesize

                                          240KB

                                        • memory/4604-35-0x0000000005CF0000-0x0000000005D02000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4604-34-0x0000000005010000-0x0000000005076000-memory.dmp

                                          Filesize

                                          408KB

                                        • memory/4604-33-0x0000000004F70000-0x0000000005002000-memory.dmp

                                          Filesize

                                          584KB

                                        • memory/4604-32-0x0000000005420000-0x00000000059C4000-memory.dmp

                                          Filesize

                                          5.6MB

                                        • memory/4604-31-0x0000000000480000-0x00000000004DE000-memory.dmp

                                          Filesize

                                          376KB