Resubmissions

16-12-2024 06:33

241216-ha7vjsylds 10

15-12-2024 22:48

241215-2rbyzs1kdz 10

Analysis

  • max time kernel
    5s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 22:48

General

  • Target

    299e2db9c107fc6e55b5fdf3cc94ceeb26fe3656237526b6f15b614c2a2d4e5cN.exe

  • Size

    2.0MB

  • MD5

    6fb49dfcb9c5989157d919612eca3340

  • SHA1

    5bed16ffcd23eb7766dae8b58cb5b5a54f2fe0bc

  • SHA256

    299e2db9c107fc6e55b5fdf3cc94ceeb26fe3656237526b6f15b614c2a2d4e5c

  • SHA512

    87ec239cd31352d248825dc6536d37d8574702a2dff3d63cdef4a2e73e0575776693bc44c83e98527ad47aeb5d1bc99de5e0eb9ad0412c163510b7a4e5953300

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY: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 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\299e2db9c107fc6e55b5fdf3cc94ceeb26fe3656237526b6f15b614c2a2d4e5cN.exe
    "C:\Users\Admin\AppData\Local\Temp\299e2db9c107fc6e55b5fdf3cc94ceeb26fe3656237526b6f15b614c2a2d4e5cN.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:1788
    • 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:3604
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4940
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 548
          3⤵
          • Program crash
          PID:1240
      • 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:4292
        • 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:832
        • 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:4932
          • 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:2056
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RhCkzJ6q06tj.bat" "
            4⤵
              PID:4388
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:5068
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:820
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2320
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 2260
                  4⤵
                  • Program crash
                  PID:1228
            • C:\Users\Admin\AppData\Local\Temp\299e2db9c107fc6e55b5fdf3cc94ceeb26fe3656237526b6f15b614c2a2d4e5cN.exe
              "C:\Users\Admin\AppData\Local\Temp\299e2db9c107fc6e55b5fdf3cc94ceeb26fe3656237526b6f15b614c2a2d4e5cN.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:1248
            • 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:2940
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3604 -ip 3604
            1⤵
              PID:2932
            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
              C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
              1⤵
                PID:2680
                • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                  "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                  2⤵
                    PID:3916
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k
                      3⤵
                        PID:644
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3916 -s 520
                        3⤵
                        • Program crash
                        PID:4400
                    • C:\Users\Admin\AppData\Local\Temp\windef.exe
                      "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                      2⤵
                        PID:3504
                        • 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:1056
                        • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                          "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                          3⤵
                            PID:4128
                            • 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:2852
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\gheDqt1NjCFm.bat" "
                              4⤵
                                PID:4872
                                • C:\Windows\SysWOW64\chcp.com
                                  chcp 65001
                                  5⤵
                                    PID:3620
                                  • C:\Windows\SysWOW64\PING.EXE
                                    ping -n 10 localhost
                                    5⤵
                                    • System Network Configuration Discovery: Internet Connection Discovery
                                    • Runs ping.exe
                                    PID:3888
                                  • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                                    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                                    5⤵
                                      PID:4460
                                      • 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:3872
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 1080
                                    4⤵
                                    • Program crash
                                    PID:2752
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:2216
                                • 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:3608
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3916 -ip 3916
                                1⤵
                                  PID:5000
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4932 -ip 4932
                                  1⤵
                                    PID:4272
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4128 -ip 4128
                                    1⤵
                                      PID:4544

                                    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\Microsoft\CLR_v4.0_32\UsageLogs\winsock.exe.log

                                      Filesize

                                      701B

                                      MD5

                                      5de8527438c860bfa3140dc420a03e52

                                      SHA1

                                      235af682986b3292f20d8d71a8671353f5d6e16d

                                      SHA256

                                      d9d92cd6e7a4507912965138b8d1eabb3f188f4dfcb61115ee99dc2c0fd43a92

                                      SHA512

                                      77c3a774a2235c55ad520f1bf0c71fa3d3f0e7cf478a78e0d4dd6d253ee12a9859acc9ee822664467387788a2655a18373c8fcf08ea0d001549d3d4391b00bf8

                                    • C:\Users\Admin\AppData\Local\Temp\RhCkzJ6q06tj.bat

                                      Filesize

                                      208B

                                      MD5

                                      ad705f1f575c8079bb2b9b52cbe67f3d

                                      SHA1

                                      874741b5b413648f44b1b6ccf9df706cde2be173

                                      SHA256

                                      c605b9496e80caf7285cbcc2096d1eb8bcadf148a36c79873caf73ccad649ca3

                                      SHA512

                                      5a212436907565c28019370bbf5382eba5fc3f16c7524ee1e0bb9c5ea6e663b98557603a1deec658dd937689e1aa46176b34ea6d0379d1b3605086f3ca091cb3

                                    • C:\Users\Admin\AppData\Local\Temp\gheDqt1NjCFm.bat

                                      Filesize

                                      208B

                                      MD5

                                      8e02bb8686123ba8b4810a688d4a0a7b

                                      SHA1

                                      95f10c99966a88e5110592f1d77d919f2aeec4f7

                                      SHA256

                                      487e690897568183ef259aa4d4a8769a928e1f03cac1ec6c0e5eac07455d78e3

                                      SHA512

                                      81b7f8d0eeee79084bde9fcea8ff0607d5ca8e83b1047e32a9085556e69b4dc84b9d69757d120fb52808e7930a8d02ac6a163dd4b8960a2ba374120c9a435635

                                    • 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\12-15-2024

                                      Filesize

                                      224B

                                      MD5

                                      0a53ecb2d05d18150c67a6bf07b0e7a7

                                      SHA1

                                      b5fa01446dd5a3d43c0685cefd3aef13a0df8b8c

                                      SHA256

                                      57b24be552675263fc7214ab925440ba2e3e43297aaebfad064ce335f2f122ae

                                      SHA512

                                      0ac7822c475933c03b8838dd901b4f9353898f73a13995f4d19e866bb49736353ab8e473c6b0a844fd00f8997af736c66526e323542c9226a9aa3f5e810ed756

                                    • C:\Users\Admin\AppData\Roaming\Logs\12-15-2024

                                      Filesize

                                      224B

                                      MD5

                                      99f8a1fb8328b6113780cf56e4d17682

                                      SHA1

                                      85e993e6ff32f32b36ca9953da33505f2bf8cd7d

                                      SHA256

                                      3fb1d57c193e92f04bd87c465096fce1d03f0a81a5954fba7366d5171fac4309

                                      SHA512

                                      c69e0deb86c0b01f76dd63597fb1eaef5b9fa7f1bc1821ed88c0ff57468ca22325cfabe16cfbb497f8e597009f44efb1a53060665beaeae90fa2e399317e9fa2

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

                                      Filesize

                                      2.0MB

                                      MD5

                                      246a5b3373a472341548f04a81fc642a

                                      SHA1

                                      349c280280858cc0a14363fccbbf2556fdaba383

                                      SHA256

                                      829aeba7144af8b6ed2d4817f31f59f450c8e0d9a98bf432bccb6584e6abbe64

                                      SHA512

                                      5a54fd6b0b2135c7aa70392e0515c8325ce813a9bcf711fbad64834d1978900636aa2a198988eeafe006cb3b3866e405174d73f386d3cbee9accf7ae307f2ee0

                                    • memory/1248-19-0x0000000000AB0000-0x0000000000AD0000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1248-27-0x0000000000AB0000-0x0000000000AD0000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1788-18-0x00000000043A0000-0x00000000043A1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2216-76-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2216-70-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/4292-29-0x0000000000B20000-0x0000000000B7E000-memory.dmp

                                      Filesize

                                      376KB

                                    • memory/4292-36-0x00000000066A0000-0x00000000066DC000-memory.dmp

                                      Filesize

                                      240KB

                                    • memory/4292-35-0x0000000006160000-0x0000000006172000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4292-34-0x0000000005540000-0x00000000055A6000-memory.dmp

                                      Filesize

                                      408KB

                                    • memory/4292-33-0x0000000005450000-0x00000000054E2000-memory.dmp

                                      Filesize

                                      584KB

                                    • memory/4292-32-0x0000000005950000-0x0000000005EF4000-memory.dmp

                                      Filesize

                                      5.6MB

                                    • memory/4932-44-0x00000000065D0000-0x00000000065DA000-memory.dmp

                                      Filesize

                                      40KB