Analysis

  • max time kernel
    5s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-01-2025 22:54

General

  • Target

    0febebee85f7a8e94ac63715bbb46f45f3a06b4056f33202a1a11dfb53c82ebbN.exe

  • Size

    2.0MB

  • MD5

    dee2ad91356bf820b8ac29ad213cbe00

  • SHA1

    cd2ab1765886a24f78015884981f096c54417717

  • SHA256

    0febebee85f7a8e94ac63715bbb46f45f3a06b4056f33202a1a11dfb53c82ebb

  • SHA512

    f43db5a9afca7b1710f77c5a9c1fbda55bad47a5dbe25ec02e422c971e69ef7e8eba610a9f69247f2d1d468adbed1f084ad8fc4123d966a1ea76bc1fc295eb42

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYl: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 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 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\0febebee85f7a8e94ac63715bbb46f45f3a06b4056f33202a1a11dfb53c82ebbN.exe
    "C:\Users\Admin\AppData\Local\Temp\0febebee85f7a8e94ac63715bbb46f45f3a06b4056f33202a1a11dfb53c82ebbN.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:3820
    • 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:3592
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:1324
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3592 -s 556
          3⤵
          • Program crash
          PID:3132
      • 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:4032
        • 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:4276
        • 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:1492
          • 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:2304
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\okicb7VKJ6hf.bat" "
            4⤵
              PID:2312
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:1760
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4560
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4972
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 2256
                  4⤵
                  • Program crash
                  PID:912
            • C:\Users\Admin\AppData\Local\Temp\0febebee85f7a8e94ac63715bbb46f45f3a06b4056f33202a1a11dfb53c82ebbN.exe
              "C:\Users\Admin\AppData\Local\Temp\0febebee85f7a8e94ac63715bbb46f45f3a06b4056f33202a1a11dfb53c82ebbN.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:4448
            • 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:4668
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3592 -ip 3592
            1⤵
              PID:2276
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1492 -ip 1492
              1⤵
                PID:5072
              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                1⤵
                  PID:836
                  • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                    2⤵
                      PID:3612
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k
                        3⤵
                          PID:4292
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 3612 -s 520
                          3⤵
                          • Program crash
                          PID:872
                      • C:\Users\Admin\AppData\Local\Temp\windef.exe
                        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                        2⤵
                          PID:4440
                          • 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:1564
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            3⤵
                              PID:760
                              • 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:4324
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\wg6tvYIaCbvD.bat" "
                                4⤵
                                  PID:4580
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 65001
                                    5⤵
                                      PID:2108
                                    • C:\Windows\SysWOW64\PING.EXE
                                      ping -n 10 localhost
                                      5⤵
                                      • System Network Configuration Discovery: Internet Connection Discovery
                                      • Runs ping.exe
                                      PID:4880
                                    • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                                      "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                                      5⤵
                                        PID:3360
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -u -p 760 -s 2256
                                      4⤵
                                      • Program crash
                                      PID:3884
                                • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                  "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                  2⤵
                                    PID:3744
                                  • 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:4360
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3612 -ip 3612
                                  1⤵
                                    PID:4732
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 760 -ip 760
                                    1⤵
                                      PID:648
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:1292
                                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                        1⤵
                                          PID:4660

                                        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\okicb7VKJ6hf.bat

                                          Filesize

                                          208B

                                          MD5

                                          6c8ccd1f7184c2aaf6321928b76cb922

                                          SHA1

                                          47c2abbb4503774e0d31e14652b4d2a8e081c4f0

                                          SHA256

                                          e0c551a7b8674086c5f23d68284b6fa2fd790d18e1ccc150df2cd062cd907778

                                          SHA512

                                          ba699d327345390ba9f4fb3da39950cb922283c0fc2d1bbf43d7c24de995d8ff7c9c8ef45a8a83be5533081dfd0a7058fa863cb3c0dfa818abcfe6d15ee77228

                                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe

                                          Filesize

                                          405KB

                                          MD5

                                          b8ba87ee4c3fc085a2fed0d839aadce1

                                          SHA1

                                          b3a2e3256406330e8b1779199bb2b9865122d766

                                          SHA256

                                          4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

                                          SHA512

                                          7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

                                        • C:\Users\Admin\AppData\Local\Temp\wg6tvYIaCbvD.bat

                                          Filesize

                                          208B

                                          MD5

                                          e108f6cf9a49db7794345c391c190951

                                          SHA1

                                          3f08238668cc55a5ea2f80cf3c547db9de4fde55

                                          SHA256

                                          b3b0d809ab37253fc457863ec6c2489801285e26418bea96753c85ce1156f874

                                          SHA512

                                          b18aa4dcb00f8e692c5e6eebf4edc7039f8974cafcbfb06a0faccbc2a677fd6e081c9c5ccf617221acc36d840f83c25b6101d626dead848ab631a745ffc4fbd6

                                        • C:\Users\Admin\AppData\Local\Temp\windef.exe

                                          Filesize

                                          349KB

                                          MD5

                                          b4a202e03d4135484d0e730173abcc72

                                          SHA1

                                          01b30014545ea526c15a60931d676f9392ea0c70

                                          SHA256

                                          7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

                                          SHA512

                                          632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

                                        • C:\Users\Admin\AppData\Roaming\Logs\01-16-2025

                                          Filesize

                                          224B

                                          MD5

                                          e95d00884a545a161f70dc4738808f81

                                          SHA1

                                          ed5871ba92e251b1edeaaa1014dbdca6ee653846

                                          SHA256

                                          c7273286c4e02d55781a4951f6cce6e6d11ac6faea5c8a7d7f170160d930bee0

                                          SHA512

                                          c65057e75d822c03d0bc7323391b466c62e9b6b67b6dcc8926c39655302878a6dcbb1830bc8fbafe72426930c482753485e407c708d786a5d3357d0d51e3fd65

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

                                          Filesize

                                          2.0MB

                                          MD5

                                          52c7f31f0a94eaec1a82b347bd500855

                                          SHA1

                                          8ae7eea0d207d605c923bee51779e200517d5d4a

                                          SHA256

                                          b6e303b303826f0cdaf50c2ce51c05c8b40ede634cf73c39cc5c71e936f7d9c0

                                          SHA512

                                          4ba1d6e03ab5e060dd0eb424d76baad26e67db5ffa6c96b049287d9785d4e4f7b5bb197e5d1864a2620f607eb5b7a9156e94390e3397fdf30c2a9c189fe6ad3f

                                        • memory/1492-45-0x0000000006370000-0x000000000637A000-memory.dmp

                                          Filesize

                                          40KB

                                        • memory/3744-77-0x0000000000110000-0x0000000000130000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/3744-71-0x0000000000110000-0x0000000000130000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/3820-97-0x0000000075D60000-0x0000000075DE7000-memory.dmp

                                          Filesize

                                          540KB

                                        • memory/3820-95-0x0000000074C50000-0x00000000750A0000-memory.dmp

                                          Filesize

                                          4.3MB

                                        • memory/3820-19-0x0000000003E40000-0x0000000003E41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4032-29-0x0000000072FBE000-0x0000000072FBF000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4032-37-0x0000000006050000-0x000000000608C000-memory.dmp

                                          Filesize

                                          240KB

                                        • memory/4032-36-0x0000000005B10000-0x0000000005B22000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4032-35-0x0000000004E30000-0x0000000004E96000-memory.dmp

                                          Filesize

                                          408KB

                                        • memory/4032-34-0x0000000004D90000-0x0000000004E22000-memory.dmp

                                          Filesize

                                          584KB

                                        • memory/4032-33-0x0000000005340000-0x00000000058E4000-memory.dmp

                                          Filesize

                                          5.6MB

                                        • memory/4032-30-0x00000000003E0000-0x000000000043E000-memory.dmp

                                          Filesize

                                          376KB

                                        • memory/4448-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4448-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB