Analysis

  • max time kernel
    4s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-02-2025 08:26

General

  • Target

    498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe

  • Size

    2.0MB

  • MD5

    03c24f2698240bf0852e9a07ba942910

  • SHA1

    98161e3ddb04eafdb870a507e2734338e886ae57

  • SHA256

    498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8

  • SHA512

    672137b1e0bf033d0b1bc51304ed060d635754282f5d186fc9194b92e221489a315f1607defb61c0dbb00a0a335278e8c1c1ce84acfd481c5a71b0c8867663fb

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYn:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yl

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 4 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 2 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 3 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 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe
    "C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.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:4424
    • 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:5004
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4204
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5004 -s 552
          3⤵
          • Program crash
          PID:3328
      • 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
        PID:3096
        • 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:2204
        • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
          "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
          3⤵
            PID:4632
            • 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:2736
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6sKsd8dH0goi.bat" "
              4⤵
                PID:4628
                • C:\Windows\SysWOW64\chcp.com
                  chcp 65001
                  5⤵
                    PID:3460
                  • C:\Windows\SysWOW64\PING.EXE
                    ping -n 10 localhost
                    5⤵
                    • System Network Configuration Discovery: Internet Connection Discovery
                    • Runs ping.exe
                    PID:4324
                  • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                    5⤵
                      PID:2692
                      • 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:4328
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 1976
                    4⤵
                    • Program crash
                    PID:4956
              • C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe
                "C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe"
                2⤵
                • System Location Discovery: System Language Discovery
                PID:4012
              • 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:2388
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5004 -ip 5004
              1⤵
                PID:3316
              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                1⤵
                  PID:2088
                  • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                    2⤵
                      PID:3056
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k
                        3⤵
                          PID:4880
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 488
                          3⤵
                          • Program crash
                          PID:4336
                      • C:\Users\Admin\AppData\Local\Temp\windef.exe
                        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                        2⤵
                          PID:4288
                        • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                          "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                          2⤵
                            PID:3912
                          • 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:4656
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3056 -ip 3056
                          1⤵
                            PID:3164
                          • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
                            "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDcxNzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTY4MDM3MTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjY2OTI1OTExIi8-PC9hcHA-PC9yZXF1ZXN0Pg
                            1⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            PID:3696
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4632 -ip 4632
                            1⤵
                              PID:1596
                            • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                              "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                              1⤵
                                PID:1716
                              • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                1⤵
                                  PID:2744

                                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

                                  8013ca45a4b68a281377f2c7b517ac8a

                                  SHA1

                                  aff79b7c8f408e5ae6f00cf9d83e2fd95d9affc3

                                  SHA256

                                  234381ea204c431d0936c4141a38381629938e4f5d40dd0ef01de6a282abbae7

                                  SHA512

                                  428305df713c12d2165303a9b0433c83a0e3f3088a9551deb6403e9351814c38c2377e7c22ede57bcd23ca764e02fce431c52aba6bf4b998b89a518129fda2d6

                                • C:\Users\Admin\AppData\Local\Temp\6sKsd8dH0goi.bat

                                  Filesize

                                  208B

                                  MD5

                                  243982aeacc4851c29879b140048bc50

                                  SHA1

                                  a245e1bb9dc0ed37456de5775ef5f7ff1349b99f

                                  SHA256

                                  9ee7bb8a7e3118e195f371bf426477987127ef03998d2d70727df0ee74ad291c

                                  SHA512

                                  5f05ac4aa79372525c9b484cda5d33d83d4f870d5b0120a09cb3ad1565e7213ccfbc581fea4ccf19fb292ae996059c0dd210903cca674c130f720021ade5e653

                                • 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\02-09-2025

                                  Filesize

                                  224B

                                  MD5

                                  b7f445d41281d02cc06c1bf539c01c4d

                                  SHA1

                                  1055b29a473cf0abd9a85abe140b43f816b29336

                                  SHA256

                                  ade851ba2466c5fdb664888823c2da40b8b647b6899be7a4e6e8ef1ec10414ce

                                  SHA512

                                  deb87f788aeb132056b32421278da526c4a6980ddcb7a475e631afcadbb09041d0af519b8ceca7c664964863da83de26f5534878a7799a9b803ee37f16c1fe4a

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

                                  Filesize

                                  2.0MB

                                  MD5

                                  46788c7fc5c68e901c1516bde111cffe

                                  SHA1

                                  b13ac724e3d127ad8be12785fd7f32a3a853943d

                                  SHA256

                                  32550db4d5fdc81d06e940c1410fd92e457e8338ecd2dc467144c20bf9d4b99e

                                  SHA512

                                  a518a2b906e435a6f5ba7cdbb37f63f6ab6f2208d926cb7d9722fc48d043626dba7f394647ccdea7bd816aada472f9193b433db187f97ad840cdeb51bf28296a

                                • memory/3096-34-0x0000000005110000-0x0000000005176000-memory.dmp

                                  Filesize

                                  408KB

                                • memory/3096-33-0x0000000005060000-0x00000000050F2000-memory.dmp

                                  Filesize

                                  584KB

                                • memory/3096-32-0x0000000005760000-0x0000000005D04000-memory.dmp

                                  Filesize

                                  5.6MB

                                • memory/3096-35-0x00000000056B0000-0x00000000056C2000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3096-31-0x0000000000740000-0x000000000079E000-memory.dmp

                                  Filesize

                                  376KB

                                • memory/3912-66-0x0000000001680000-0x00000000016A0000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3912-72-0x0000000001680000-0x00000000016A0000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4012-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4012-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4424-19-0x0000000004030000-0x0000000004031000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4632-42-0x0000000006100000-0x000000000613C000-memory.dmp

                                  Filesize

                                  240KB

                                • memory/4632-44-0x0000000006480000-0x000000000648A000-memory.dmp

                                  Filesize

                                  40KB