Analysis

  • max time kernel
    7s
  • 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 11:47

General

  • Target

    96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe

  • Size

    2.0MB

  • MD5

    7b47acb04387f7f5bc43f001c62086c8

  • SHA1

    637bdccb91fb3572d80c91f8ab01c93894c19fce

  • SHA256

    96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123

  • SHA512

    011fb5b009cf0d9be084907dbcbedbe54c9b235ed9e38f0597dbef55c3b79783d054208422f2e429638847fff4ffd1e3e7872ce08ec095d58f28e4e23bd82c03

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYD:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

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

    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 1 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\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe
    "C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe"
    1⤵
    • 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:1176
    • 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:1800
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4772
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 548
          3⤵
          • Program crash
          PID:4380
      • 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:4132
        • 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:4916
        • 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:4528
          • 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:4052
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3lb1cRaAbU6o.bat" "
            4⤵
              PID:992
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:5064
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1656
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1224
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 2272
                  4⤵
                  • Program crash
                  PID:460
            • C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe
              "C:\Users\Admin\AppData\Local\Temp\96937d40e3d9d069318c86544362c885cfec11bc368e1d6498125cf070be6123.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:560
            • 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:3616
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1800 -ip 1800
            1⤵
              PID:2320
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4528 -ip 4528
              1⤵
                PID:2332
              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                1⤵
                  PID:3912
                  • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                    2⤵
                      PID:4436
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k
                        3⤵
                          PID:420
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 520
                          3⤵
                          • Program crash
                          PID:632
                      • C:\Users\Admin\AppData\Local\Temp\windef.exe
                        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                        2⤵
                          PID:2948
                          • 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:4740
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            3⤵
                              PID:3740
                              • 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:4008
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4m36M2Z1mMZn.bat" "
                                4⤵
                                  PID:4356
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 65001
                                    5⤵
                                      PID:1456
                                    • C:\Windows\SysWOW64\PING.EXE
                                      ping -n 10 localhost
                                      5⤵
                                      • System Network Configuration Discovery: Internet Connection Discovery
                                      • Runs ping.exe
                                      PID:2524
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 2256
                                    4⤵
                                    • Program crash
                                    PID:2240
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:4680
                                • 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:1756
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4436 -ip 4436
                                1⤵
                                  PID:1412
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3740 -ip 3740
                                  1⤵
                                    PID:3272
                                  • C:\Windows\system32\sihost.exe
                                    sihost.exe
                                    1⤵
                                      PID:860
                                      • C:\Windows\explorer.exe
                                        explorer.exe /LOADSAVEDWINDOWS
                                        2⤵
                                          PID:4664

                                      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\3lb1cRaAbU6o.bat

                                        Filesize

                                        208B

                                        MD5

                                        fa3b000a80b0c46ba3b50cf7f097a727

                                        SHA1

                                        3d5c8bc44ade73d15472fe51232960c397a22881

                                        SHA256

                                        f9c1f801890f736594ddb27041e9ca33358dda96a1c8156f3b91d2922b7e841d

                                        SHA512

                                        d8542c29592e8acf4fc4cf82912c1f79217cfc23d92dd6677e21b0495251c5f491d93bb847f83720960ee9d4deaf51522b727cf4ff7de34d14e7a53a09f3065e

                                      • C:\Users\Admin\AppData\Local\Temp\4m36M2Z1mMZn.bat

                                        Filesize

                                        208B

                                        MD5

                                        56cbf57a4f8c22ce1e1033f547651d67

                                        SHA1

                                        034725338cd5488ff0d2a0eb9ad9c175496f20d9

                                        SHA256

                                        649226c8fa9026134afde07cd3887aea4d1776936cd1aa10c803e1b2bbb3adaf

                                        SHA512

                                        ff9b446fae19c6b5b2386c22c599ebb3a369c0e024041e7b3091c318f0e7978702d9eaae0f5981702e4aa43dc7f04db8b2630896a2ae4b110ffff8ce77ca4371

                                      • 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

                                        42b75404d06d8d2574e5a69766833e16

                                        SHA1

                                        6f9b7d2143b86bdb1739ae0106ec8ec3bdeb7ded

                                        SHA256

                                        b3ceb25d655bf4dbc0d7de9ab20fba64d572cab3dfc2e2be82e4c526b47f0f33

                                        SHA512

                                        ec7ba918ee7249b9a51d126aa1713a09e096007b9ee2beba63132bc656a2712f348840fd99b20346118d300954d88a37f0389f5d3b33d03c6e627958e6bb0f1b

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        c2ec8f6a5557a323b39c88d8985e94c3

                                        SHA1

                                        974df82dafd65b602cf14f9a8a53bc82990ec164

                                        SHA256

                                        e762e208d04e4460bd9eb3f293dd8b7b7bea78412d0df9610090fdb0ff4216ca

                                        SHA512

                                        4694ad0a05ffff86ef70fa59f8504bba505d078cb9e1763b382a9bb34db97d4d78beda9bff1dfcb4e8f42d04b2b49e9316636558c05296469573883f4def5c1b

                                      • memory/560-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/560-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1176-19-0x0000000003A50000-0x0000000003A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4132-34-0x0000000004A50000-0x0000000004AE2000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/4132-37-0x0000000005C00000-0x0000000005C3C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/4132-36-0x00000000056C0000-0x00000000056D2000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4132-35-0x00000000049D0000-0x0000000004A36000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/4132-33-0x0000000004F10000-0x00000000054B4000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/4132-32-0x0000000000080000-0x00000000000DE000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/4132-29-0x000000007370E000-0x000000007370F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4528-45-0x00000000065C0000-0x00000000065CA000-memory.dmp

                                        Filesize

                                        40KB