Analysis

  • max time kernel
    7s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 21:53

General

  • Target

    4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe

  • Size

    2.0MB

  • MD5

    23c3754d9565df6ad592ce8a89442068

  • SHA1

    a734c9571929a7153cf543b130626ff9a65d7b95

  • SHA256

    4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b

  • SHA512

    6bb9bd7795ba1ae282544e60109f093a96754a8c6c8ae777ba71001f51b7ecb42385ee7a1145329abd1b625e705ce8548cd237c7a15882c3e612ed941886a4fb

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

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 4 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 2 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\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe
    "C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.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:2808
    • 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:3712
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4008
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 548
          3⤵
          • Program crash
          PID:2776
      • 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:3976
        • 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:1800
        • 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:3080
          • 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:4900
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AipP7nOpopjZ.bat" "
            4⤵
              PID:4460
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4384
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:932
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4748
                    • 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:1852
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OoVOvpSa09I3.bat" "
                      6⤵
                        PID:1464
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3144
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4408
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2316
                              • 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:5072
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 1968
                            6⤵
                            • Program crash
                            PID:3832
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3080 -s 2260
                        4⤵
                        • Program crash
                        PID:4004
                  • C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe
                    "C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1472
                  • 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:4468
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3712 -ip 3712
                  1⤵
                    PID:5036
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:3880
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:1492
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:452
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 520
                              3⤵
                              • Program crash
                              PID:412
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:2156
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:4504
                              • 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:4164
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1492 -ip 1492
                              1⤵
                                PID:1352
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3080 -ip 3080
                                1⤵
                                  PID:628
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4748 -ip 4748
                                  1⤵
                                    PID:2504
                                  • C:\Windows\system32\sihost.exe
                                    sihost.exe
                                    1⤵
                                      PID:3420
                                    • C:\Windows\system32\sihost.exe
                                      sihost.exe
                                      1⤵
                                        PID:3948
                                        • C:\Windows\explorer.exe
                                          explorer.exe /LOADSAVEDWINDOWS
                                          2⤵
                                            PID:2752
                                        • C:\Windows\system32\dwm.exe
                                          "dwm.exe"
                                          1⤵
                                            PID:1436
                                          • C:\Windows\system32\dwm.exe
                                            "dwm.exe"
                                            1⤵
                                              PID:5052
                                            • C:\Windows\system32\dwm.exe
                                              "dwm.exe"
                                              1⤵
                                                PID:1020
                                              • C:\Windows\system32\dwm.exe
                                                "dwm.exe"
                                                1⤵
                                                  PID:1848
                                                • C:\Windows\explorer.exe
                                                  explorer.exe
                                                  1⤵
                                                    PID:1028
                                                  • C:\Windows\system32\dwm.exe
                                                    "dwm.exe"
                                                    1⤵
                                                      PID:4500
                                                    • C:\Windows\system32\dwm.exe
                                                      "dwm.exe"
                                                      1⤵
                                                        PID:4108

                                                      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\AipP7nOpopjZ.bat

                                                        Filesize

                                                        208B

                                                        MD5

                                                        fbf4e031cbdfce6c17c4b653a668b550

                                                        SHA1

                                                        5bbe4d4791748fc3a43f85846745fa5b9c13ed74

                                                        SHA256

                                                        8246f2932dd418a909cb779387cb9840a4a99f6582b83a187858f692425c0b65

                                                        SHA512

                                                        7799e0258e2b4e3f76c1b3718220fe57bbb121566c290cf663499d223eb9945e11826be42e4e0254fd204ba39eaf35ae574350b027847b6e8fcee004f26a72be

                                                      • C:\Users\Admin\AppData\Local\Temp\OoVOvpSa09I3.bat

                                                        Filesize

                                                        208B

                                                        MD5

                                                        8b57d39b4c0131ee3e9f0fdea98ebb03

                                                        SHA1

                                                        5c5dd2a72159e6ac30f116ec13c9770db2403414

                                                        SHA256

                                                        f133f6e32a7abc943a42658a26d4c2a729eb94c59f70ed4b7f3aac50db721548

                                                        SHA512

                                                        b457f47e523c8ab084f9df233c1bba83587965268d1ac657e1de262c4a46a97b663735a18e35933769a4c52afb83a18fbbd9f645b0ee066b7dc1c835df46d784

                                                      • 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\12-02-2024

                                                        Filesize

                                                        224B

                                                        MD5

                                                        6bd5a066141d1ea5196471d718787529

                                                        SHA1

                                                        aa70834f8051eee1d98f9aeaf407d297ba3b33e1

                                                        SHA256

                                                        4315e3afe10eef30ac3dcfb56402d3bb957d083c503134d0b71c3a18dd80c49e

                                                        SHA512

                                                        93d1cb76065e5b29073ed4e081a6427ac4e3c652652fdf5c0aef2ed47e2babd8b308b88d88946e87080e4c66976c4316114b304b5400b61d0ed79d4da73c3053

                                                      • C:\Users\Admin\AppData\Roaming\Logs\12-02-2024

                                                        Filesize

                                                        224B

                                                        MD5

                                                        77086c8a2807c2676443d9983ad13b8a

                                                        SHA1

                                                        9bf4ea799ace729dab106b7783e2f2987e2a91ce

                                                        SHA256

                                                        d21f0c2ca6d49e1632a793dbaa653b1d389af9c8c998afeee1d7e77bb0ba7388

                                                        SHA512

                                                        9875a2e6c000fa954c0c12be42c3ff94343d4993027c399aaecc89fc59c31e86080cbb9f14216100f51d3fa4e05643d3a6294b1ce2518af1f6c14d8d9a459004

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

                                                        Filesize

                                                        2.0MB

                                                        MD5

                                                        75c6ac23a880f95f8826e77734ef2ae8

                                                        SHA1

                                                        a374aa409a8e3913a1dc3ad296687fc7b5638a9f

                                                        SHA256

                                                        a078820e47f7532f7909748f60567b2845a1c710cdc14168d015316eaac74059

                                                        SHA512

                                                        b22d2d08a5500f78a4075dd68f04d347ee381fdf0ee1019ec1a692592617b2b6176358033968040f1eb1e77ad05488816699bc402b1d7d1f471a3db28290b810

                                                      • memory/1028-94-0x00007FFA975A0000-0x00007FFA976E6000-memory.dmp

                                                        Filesize

                                                        1.3MB

                                                      • memory/1472-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                                        Filesize

                                                        128KB

                                                      • memory/1472-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                                        Filesize

                                                        128KB

                                                      • memory/2808-91-0x0000000073690000-0x00000000736A1000-memory.dmp

                                                        Filesize

                                                        68KB

                                                      • memory/2808-90-0x00000000736B0000-0x000000007374F000-memory.dmp

                                                        Filesize

                                                        636KB

                                                      • memory/2808-89-0x0000000000550000-0x000000000075A000-memory.dmp

                                                        Filesize

                                                        2.0MB

                                                      • memory/2808-46-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2808-19-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/3080-45-0x0000000006CF0000-0x0000000006CFA000-memory.dmp

                                                        Filesize

                                                        40KB

                                                      • memory/3948-95-0x00007FFA97D60000-0x00007FFA97DC2000-memory.dmp

                                                        Filesize

                                                        392KB

                                                      • memory/3976-37-0x0000000006210000-0x000000000624C000-memory.dmp

                                                        Filesize

                                                        240KB

                                                      • memory/3976-36-0x0000000005610000-0x0000000005622000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/3976-35-0x0000000004F80000-0x0000000004FE6000-memory.dmp

                                                        Filesize

                                                        408KB

                                                      • memory/3976-34-0x0000000005090000-0x0000000005122000-memory.dmp

                                                        Filesize

                                                        584KB

                                                      • memory/3976-33-0x0000000005640000-0x0000000005BE4000-memory.dmp

                                                        Filesize

                                                        5.6MB

                                                      • memory/3976-30-0x0000000000670000-0x00000000006CE000-memory.dmp

                                                        Filesize

                                                        376KB

                                                      • memory/3976-29-0x0000000072DEE000-0x0000000072DEF000-memory.dmp

                                                        Filesize

                                                        4KB