Analysis

  • max time kernel
    5s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-01-2025 23:30

General

  • Target

    eddaaab12c15ff764b4e1081cecb6f3b2b65014428230efc6cb4a674cbd4e40e.exe

  • Size

    2.0MB

  • MD5

    1da2a194428427c11ac43fbe221bbdb9

  • SHA1

    37bf949530acae6bd6e33f0f8187f580cac30f4d

  • SHA256

    eddaaab12c15ff764b4e1081cecb6f3b2b65014428230efc6cb4a674cbd4e40e

  • SHA512

    c8295e53eb40a6c259cfaaa4f49d98da1f8310fc038444cf6d606bbfc9cd6e3f089293b4bb81593332f8cbec8496985563cc80dbb02ffbf006e23bbed8768919

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYo:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y+

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\eddaaab12c15ff764b4e1081cecb6f3b2b65014428230efc6cb4a674cbd4e40e.exe
    "C:\Users\Admin\AppData\Local\Temp\eddaaab12c15ff764b4e1081cecb6f3b2b65014428230efc6cb4a674cbd4e40e.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:4504
    • 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:3168
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2824
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3168 -s 548
          3⤵
          • Program crash
          PID:312
      • 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:2468
        • 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:2120
        • 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:4104
          • 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:1268
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\jDfjo2BkqDba.bat" "
            4⤵
              PID:4936
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3308
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4756
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2664
                    • 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:4640
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\S5O12O8mL36r.bat" "
                      6⤵
                        PID:1276
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3248
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2460
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2652
                              • 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:1680
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 2220
                            6⤵
                            • Program crash
                            PID:372
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 1996
                        4⤵
                        • Program crash
                        PID:3024
                  • C:\Users\Admin\AppData\Local\Temp\eddaaab12c15ff764b4e1081cecb6f3b2b65014428230efc6cb4a674cbd4e40e.exe
                    "C:\Users\Admin\AppData\Local\Temp\eddaaab12c15ff764b4e1081cecb6f3b2b65014428230efc6cb4a674cbd4e40e.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3724
                  • 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:2472
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3168 -ip 3168
                  1⤵
                    PID:3232
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4104 -ip 4104
                    1⤵
                      PID:768
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:4032
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:4660
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:2892
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 520
                                3⤵
                                • Program crash
                                PID:4092
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:3456
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:3120
                                • 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:3544
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4660 -ip 4660
                                1⤵
                                  PID:3844
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2664 -ip 2664
                                  1⤵
                                    PID:4352
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1280
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:1984

                                      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\S5O12O8mL36r.bat

                                        Filesize

                                        208B

                                        MD5

                                        c211d1772a9763bbabd6f0e317dd5b5b

                                        SHA1

                                        3d8dff23fb9ef878377b46f47b6f287a1640a987

                                        SHA256

                                        6eb47c5939ce9bfce0f2f3d30730f9b6e6dcf8e78c60667ab9081413f01b848f

                                        SHA512

                                        4e86d6f1c07424a11f0c5cf34191d0c31594dea66902555e25e0e18511e915fc39394120b6d7756ba8e2932e90fdeeb2aa29206d8beefe0ddcc4246151f3a9ab

                                      • C:\Users\Admin\AppData\Local\Temp\jDfjo2BkqDba.bat

                                        Filesize

                                        208B

                                        MD5

                                        15aeab7ba2cb771f32af1f6f3ff0210e

                                        SHA1

                                        a3b12d9d87e965fbbe050f4628c04d61881ec74d

                                        SHA256

                                        e717952278fa87684eb92356d6834f0cd70da2c76640dc634b9ee323b018d7cf

                                        SHA512

                                        99aefffeb0c9c2ea701a878d2fd36b02ba832a654e4c0c96cf0b4f91f031197fd212a6bf7c2ddda6849f12e9f5a7b0e839a83c8aecbc879c3b038b59683762c7

                                      • 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\01-16-2025

                                        Filesize

                                        224B

                                        MD5

                                        807f7d50b0b2de6aebda08582c0761eb

                                        SHA1

                                        fc23f40270a644c6346ad4ac3984e3e49a468e92

                                        SHA256

                                        4eeae63f15d10a470fe01e00cf8961b4cceb9c49def0eb1c6d900640e32c1f15

                                        SHA512

                                        7958ce590c1fa3beeb36eb4e88b5612d68338343e38fd86c3110a2297cb75df536aea66c4bba2e3f03606cb4c8cb67a1a45d9714610c6a68967bf7cd75ea11f3

                                      • C:\Users\Admin\AppData\Roaming\Logs\01-16-2025

                                        Filesize

                                        224B

                                        MD5

                                        1f4f1068cba066ca7099c0f3ff4e3a0d

                                        SHA1

                                        015d93c397c5d4b8e83e56d99e954d3659b52c7c

                                        SHA256

                                        3cfee7c4b1410ff8ebdb14bfd6b69c8f9802b294ae39ecef7283f15dbae8bf42

                                        SHA512

                                        f8b702cdf86189808a0fe8e10cfe5000e4dde7dfdb6f400d123d40e840f77adb41b1efed78a96250afc04c6a4b9c28c3b1c0cc8207ea985bdec92872656c32c2

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        c483cb2e6b71333503446277bf4ac75a

                                        SHA1

                                        68da09f2f6c12b27cfb169f6fe8ed592681a4f55

                                        SHA256

                                        688c1c18363f4183449cd74b4409d122efc4e47e3b2251dc22b8cd1105fe5cf6

                                        SHA512

                                        c2c1ea3bae2a28b9d9ef1073f8bf7fdae12e992384a5ef78ebe07ac52f8992ed3b6dca2be13a0daa9c30ffc74b07b0afedd34c5e3e9c85f8a9a6fa7cd1606fe8

                                      • memory/2468-30-0x0000000000B80000-0x0000000000BDE000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/2468-35-0x00000000055F0000-0x0000000005656000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/2468-36-0x00000000061B0000-0x00000000061C2000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2468-37-0x00000000066F0000-0x000000000672C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/2468-34-0x0000000005550000-0x00000000055E2000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/2468-33-0x0000000005B00000-0x00000000060A4000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/2468-19-0x0000000072D2E000-0x0000000072D2F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3724-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3724-29-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4104-45-0x0000000006A20000-0x0000000006A2A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/4504-20-0x0000000001360000-0x0000000001361000-memory.dmp

                                        Filesize

                                        4KB