Analysis

  • max time kernel
    5s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 06:18

General

  • Target

    7d6885fdbb53283fc21ffcc10eface6cd0f1b6d2f0e424804ffb6f6853f1293bN.exe

  • Size

    2.0MB

  • MD5

    2077e5b0b2351600c5032a69d6eb5e00

  • SHA1

    7133fec9b7363782c98f5f01a2f62dceeb7aef30

  • SHA256

    7d6885fdbb53283fc21ffcc10eface6cd0f1b6d2f0e424804ffb6f6853f1293b

  • SHA512

    49e47e1fedf7d3ad95ae3b7a0fb0c50b06a392a566871851d7a7d041a45e9db59880f82d23aada88a0a2be1e3e3bbe1bdaba586cdcc497a6fb88353f6a5b879a

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

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 4 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 9 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 10 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\7d6885fdbb53283fc21ffcc10eface6cd0f1b6d2f0e424804ffb6f6853f1293bN.exe
    "C:\Users\Admin\AppData\Local\Temp\7d6885fdbb53283fc21ffcc10eface6cd0f1b6d2f0e424804ffb6f6853f1293bN.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:2072
    • 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:2132
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3692
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 548
          3⤵
          • Program crash
          PID:3288
      • 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:2488
        • 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:4700
        • 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:4476
          • 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:3316
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\g4VvcbyKsipa.bat" "
            4⤵
              PID:1176
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:820
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3780
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:3012
                    • 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:3220
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xk5F42zwBtxZ.bat" "
                      6⤵
                        PID:3552
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:5028
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:460
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:4820
                              • 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:1964
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 2244
                            6⤵
                            • Program crash
                            PID:1200
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 2284
                        4⤵
                        • Program crash
                        PID:4784
                  • C:\Users\Admin\AppData\Local\Temp\7d6885fdbb53283fc21ffcc10eface6cd0f1b6d2f0e424804ffb6f6853f1293bN.exe
                    "C:\Users\Admin\AppData\Local\Temp\7d6885fdbb53283fc21ffcc10eface6cd0f1b6d2f0e424804ffb6f6853f1293bN.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3240
                  • 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:2064
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2132 -ip 2132
                  1⤵
                    PID:3012
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3340
                    • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                      "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                      2⤵
                        PID:4016
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k
                          3⤵
                            PID:3092
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4016 -s 520
                            3⤵
                            • Program crash
                            PID:2596
                        • C:\Users\Admin\AppData\Local\Temp\windef.exe
                          "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                          2⤵
                            PID:1284
                          • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                            "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                            2⤵
                              PID:4384
                            • 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:892
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4016 -ip 4016
                            1⤵
                              PID:3532
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4476 -ip 4476
                              1⤵
                                PID:1252
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3012 -ip 3012
                                1⤵
                                  PID:1232
                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                  1⤵
                                    PID:4780
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1212

                                    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\g4VvcbyKsipa.bat

                                      Filesize

                                      208B

                                      MD5

                                      449bd396cc1957891d3b053089d576f4

                                      SHA1

                                      b689675371344c0926952ebb3f39e4c16ae53caf

                                      SHA256

                                      1f19cebc5aef220bf456124f8e1993bb82ca97b4601930a555b2503c3c243e0d

                                      SHA512

                                      8a34a3d471256cf11d6cb35672aace4ec6dd10a80e6e56ddd7ec0c97a26b1a0c500101750e1f47f6c82e08f08f238011f03e50c4203bd0fab9ba605b166e5b36

                                    • 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\Local\Temp\xk5F42zwBtxZ.bat

                                      Filesize

                                      208B

                                      MD5

                                      b4d860573f606a4c370ec3521c336afb

                                      SHA1

                                      332858b476bb2d58ffa54f104a87777d1bdd07a6

                                      SHA256

                                      1d3dba66cfecdf44d07652db450de9fab91ac7ceb52b3735e76d6e3ac9fb19ef

                                      SHA512

                                      e394a5c39da0d372bc7e5b40fb6027d152927ba324976eb406c99c26e1f54dde2c25b79a7d95795326b997b26e39104c52ca4813f23920c2bf5df7480f73d42d

                                    • C:\Users\Admin\AppData\Roaming\Logs\01-20-2025

                                      Filesize

                                      224B

                                      MD5

                                      b2c04ea2584e8a40ae4331328d40c2de

                                      SHA1

                                      27a482e6ab632c4c9e72d517c57ee48ac243fb45

                                      SHA256

                                      51313a78dfab951fd42a1ad5373d1772026776f31d6152324bb6bb7f5c44bfc7

                                      SHA512

                                      7fadc3a14ae1a467e827fe74a186eebadf7276167796844f1989561573a4ab2ac0e52b7d2395519232f97a705edc2057b9a142546bd93f9579fa60655ff71170

                                    • C:\Users\Admin\AppData\Roaming\Logs\01-20-2025

                                      Filesize

                                      224B

                                      MD5

                                      fd571d77893d3419e9485b373bf933c1

                                      SHA1

                                      2092165714ee242d4b073c66a14db387b1cc4974

                                      SHA256

                                      8bb16dac37b279c48bbb22ed30d5e7ba4ee70759c485ae69f761f03c33710378

                                      SHA512

                                      473a3979aa7b9e7f4e89043805df16d96cae545153600da59a6569eb484032cabeaeb73fcfff60dfdf2f0e2805fee87bac52ca9499376ab7fea93a5eb6cbecae

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

                                      Filesize

                                      2.0MB

                                      MD5

                                      a65aa91325499377a7c5bf0d92801b04

                                      SHA1

                                      74dbbc2be0f39f75479695b336144d9bdc36643e

                                      SHA256

                                      56a6722576aa45a18d062c7f0eb2cc649fbf0d942fe3c4fae61826f556606570

                                      SHA512

                                      2fb5e168691d50a6f8b486bd3cc2b9ff9db917d8dd8277284aa4de24c724aa517ae19bd72169e7121bb4982b75d01575359bc988161c7193ae3f91e28e0b0062

                                    • memory/2072-19-0x0000000004780000-0x0000000004781000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2488-29-0x0000000072F1E000-0x0000000072F1F000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2488-32-0x0000000000AE0000-0x0000000000B3E000-memory.dmp

                                      Filesize

                                      376KB

                                    • memory/2488-33-0x00000000059F0000-0x0000000005F94000-memory.dmp

                                      Filesize

                                      5.6MB

                                    • memory/2488-34-0x0000000005440000-0x00000000054D2000-memory.dmp

                                      Filesize

                                      584KB

                                    • memory/2488-35-0x00000000054E0000-0x0000000005546000-memory.dmp

                                      Filesize

                                      408KB

                                    • memory/2488-36-0x0000000005970000-0x0000000005982000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2488-37-0x0000000006660000-0x000000000669C000-memory.dmp

                                      Filesize

                                      240KB

                                    • memory/3240-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3240-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/4476-45-0x0000000006290000-0x000000000629A000-memory.dmp

                                      Filesize

                                      40KB