Analysis

  • max time kernel
    5s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 04:12

General

  • Target

    cb2415e49e19caab6e2a11bf12680e658e1ddb3ea6a49fec96d4032d273aa726.exe

  • Size

    2.0MB

  • MD5

    504cf9feb93d2675977bc11db8929172

  • SHA1

    50b1f0258a439e42608e039260d6a098283b2197

  • SHA256

    cb2415e49e19caab6e2a11bf12680e658e1ddb3ea6a49fec96d4032d273aa726

  • SHA512

    d5c9e98458ccdb62c7291d9e59c446292d4d88a71c0d0b7e43edac236698b1fc1c0c81afa6e6985f812bee816fc1da1d30a16c4866c9b34fdbcbd43e13223789

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYZ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yr

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 5 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 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 7 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\cb2415e49e19caab6e2a11bf12680e658e1ddb3ea6a49fec96d4032d273aa726.exe
    "C:\Users\Admin\AppData\Local\Temp\cb2415e49e19caab6e2a11bf12680e658e1ddb3ea6a49fec96d4032d273aa726.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:4948
    • 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:3648
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 548
          3⤵
          • Program crash
          PID:1628
      • 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:2196
        • 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:2708
        • 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:3164
          • 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:4820
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MjKnI18yOOAV.bat" "
            4⤵
              PID:740
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:1280
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4252
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2944
                    • 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:4532
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\84mDSTSnozV6.bat" "
                      6⤵
                        PID:4004
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3152
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:216
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2824
                              • 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:508
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uWPpKENgPhZr.bat" "
                                8⤵
                                  PID:3068
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 65001
                                    9⤵
                                      PID:4344
                                    • C:\Windows\SysWOW64\PING.EXE
                                      ping -n 10 localhost
                                      9⤵
                                      • System Network Configuration Discovery: Internet Connection Discovery
                                      • Runs ping.exe
                                      PID:832
                                    • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                                      "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                                      9⤵
                                        PID:3436
                                        • 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
                                          10⤵
                                          • Scheduled Task/Job: Scheduled Task
                                          PID:1672
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 2212
                                      8⤵
                                      • Program crash
                                      PID:464
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 2220
                                  6⤵
                                  • Program crash
                                  PID:3268
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 1724
                              4⤵
                              • Program crash
                              PID:2820
                        • C:\Users\Admin\AppData\Local\Temp\cb2415e49e19caab6e2a11bf12680e658e1ddb3ea6a49fec96d4032d273aa726.exe
                          "C:\Users\Admin\AppData\Local\Temp\cb2415e49e19caab6e2a11bf12680e658e1ddb3ea6a49fec96d4032d273aa726.exe"
                          2⤵
                          • System Location Discovery: System Language Discovery
                          PID:3012
                        • 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:3928
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3648 -ip 3648
                        1⤵
                          PID:3456
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3164 -ip 3164
                          1⤵
                            PID:1928
                          • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                            C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                            1⤵
                              PID:4520
                              • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                                "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                                2⤵
                                  PID:3548
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k
                                    3⤵
                                      PID:4136
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 520
                                      3⤵
                                      • Program crash
                                      PID:2252
                                  • C:\Users\Admin\AppData\Local\Temp\windef.exe
                                    "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                                    2⤵
                                      PID:3208
                                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                      "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                      2⤵
                                        PID:1360
                                      • 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:2440
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3548 -ip 3548
                                      1⤵
                                        PID:5048
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2944 -ip 2944
                                        1⤵
                                          PID:4624
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2824 -ip 2824
                                          1⤵
                                            PID:1928
                                          • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                            "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                            1⤵
                                              PID:3220

                                            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\84mDSTSnozV6.bat

                                              Filesize

                                              208B

                                              MD5

                                              efbfd008c0437b42420c55887b37df6d

                                              SHA1

                                              c819415a1645031aa9ec7ce1a792b7a505b473f3

                                              SHA256

                                              aa0fbd4047a9acaf046ed3d1596474fcc41659e655b84464e9e961563708fdf8

                                              SHA512

                                              5d1a28c9465bb5fac43ae2c7cacfe74b22cb54d40e7fd373bfddd772c21db71cfbd204451993e7432928b17a66bd34c029d7de513d60e4304898e74a2ceb98a8

                                            • C:\Users\Admin\AppData\Local\Temp\MjKnI18yOOAV.bat

                                              Filesize

                                              208B

                                              MD5

                                              d6c4d676347a61cf44383dfff1b81370

                                              SHA1

                                              1315b2cbea6f57c9344084f2dae35e4ca88b007a

                                              SHA256

                                              75b00c56d8e9c58722745be44b5e0078c0fd94671cb37cb725df20e8c7894c0f

                                              SHA512

                                              f380124524a38d2a97343b380658d1a6c25056a4463c69a3d0612b56dbfd487992e6ebcd47ce3ccec0c661e54a2d91a76e0b51ec2c62a5dd4d106ca679fe0d56

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

                                              Filesize

                                              208B

                                              MD5

                                              c626ca2e615a1ba6b93719cbde61c655

                                              SHA1

                                              fe0c73a7d1df62c0a23422b0c8a37ce46bd10201

                                              SHA256

                                              bb4b455ddb711fa9fca4fcc86442c3a1a02152fb4fa34bee963701fbb277ee15

                                              SHA512

                                              cd7a8898bf2aa2973584daf609dc539a0ff2ba489501a8a02d8c0280e574486753b1d589fae1f212bf9cfcb9999e13b3ec06f0eb4e29c0d76ec9a8f29e2270d8

                                            • 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\11-26-2024

                                              Filesize

                                              224B

                                              MD5

                                              49ccd62d9e8a3ab941e35196f8aab3e7

                                              SHA1

                                              8cd76aa759c78ca17a683ee834cfd5d39916402f

                                              SHA256

                                              d02f007be2f8fabccd903f102940f541b1cf558b3bd5f6afed132c4660ad196c

                                              SHA512

                                              e126ee9792482cb4fb912901a573f653df41e04314e2fc7794286196582515a5d0f4adaafb674001b407762c070bda65e4abd646142b063cb47dd63e0418431f

                                            • C:\Users\Admin\AppData\Roaming\Logs\11-26-2024

                                              Filesize

                                              224B

                                              MD5

                                              6f37f932f670b0ee37a2e0c9702ab99c

                                              SHA1

                                              27fff35b05d4c7de334c8cb2dfae565f6046e130

                                              SHA256

                                              153063b8558201996226f0a704f6f91b7c355bbe0f872abec86e2d2180524536

                                              SHA512

                                              1a59fd764b42468899938c32eed2172887c6a1ff02c948b8abe5f852c9a9074b08234fb02f69aff92a203c24bea9c32336cbeb878480a168b7c373176a1a2a8d

                                            • C:\Users\Admin\AppData\Roaming\Logs\11-26-2024

                                              Filesize

                                              224B

                                              MD5

                                              c39cee69a49ec3a9843fa1b010dbb273

                                              SHA1

                                              acd10d0d6bc0818c63067244235ba349a866d955

                                              SHA256

                                              b874004d11227ab7693514a727febcab564aa6dc62791c7f592769d81df550a8

                                              SHA512

                                              f2009985772866539710c8dcbf6e0ab5771f6a38d8bcbffe887641e33138cdfd99eed313c805ea6f5302bd38f586707c7fe4cf26cec217c9f1bd6739254b8ca4

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

                                              Filesize

                                              2.0MB

                                              MD5

                                              44e73df288b4ea9b0b421ee10a34fbbe

                                              SHA1

                                              cab196051b27ce98558f95fe43ad66866fe7576b

                                              SHA256

                                              3b95be3aaf5cc6a2bcbcd824eeb7844d24d042dfe99924de071b8b5936dacbd7

                                              SHA512

                                              557b83704f777bf6da18e9ba14ea53fdf54afdd20040474a38a61fa7e84a58d84a6b952c6ec03b1ff7b3519fc2497999ef79615426de73f54e762a4896f55b3b

                                            • memory/1360-80-0x0000000000800000-0x0000000000820000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/1360-74-0x0000000000800000-0x0000000000820000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/2196-30-0x0000000000D90000-0x0000000000DEE000-memory.dmp

                                              Filesize

                                              376KB

                                            • memory/2196-37-0x0000000006910000-0x000000000694C000-memory.dmp

                                              Filesize

                                              240KB

                                            • memory/2196-36-0x0000000005C10000-0x0000000005C22000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/2196-35-0x00000000056B0000-0x0000000005716000-memory.dmp

                                              Filesize

                                              408KB

                                            • memory/2196-34-0x0000000005780000-0x0000000005812000-memory.dmp

                                              Filesize

                                              584KB

                                            • memory/2196-33-0x0000000005C60000-0x0000000006204000-memory.dmp

                                              Filesize

                                              5.6MB

                                            • memory/2196-19-0x00000000737CE000-0x00000000737CF000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/3012-29-0x0000000000400000-0x0000000000420000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/3012-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/3164-45-0x00000000067D0000-0x00000000067DA000-memory.dmp

                                              Filesize

                                              40KB

                                            • memory/4520-95-0x0000000000B30000-0x0000000000D3A000-memory.dmp

                                              Filesize

                                              2.0MB

                                            • memory/4948-20-0x00000000043E0000-0x00000000043E1000-memory.dmp

                                              Filesize

                                              4KB