Analysis

  • max time kernel
    5s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 23:14

General

  • Target

    68146c839c7f9796c8cf176d42c08f43c6a5233bbe0c20254251049b90973257.exe

  • Size

    2.0MB

  • MD5

    4ea7103214b50d185fa6d3ba4df3bb17

  • SHA1

    d1043763a20561ae4b13398902c56bf1acc581f9

  • SHA256

    68146c839c7f9796c8cf176d42c08f43c6a5233bbe0c20254251049b90973257

  • SHA512

    1881b8161a18aa65c4521edfa07f7d3d0982743237e18d24e6283b3eac7075701cc62fb9280887bf10a608c122cfa308acf5a88fc8fcc72ab9c0749a0feb9210

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y7

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\68146c839c7f9796c8cf176d42c08f43c6a5233bbe0c20254251049b90973257.exe
    "C:\Users\Admin\AppData\Local\Temp\68146c839c7f9796c8cf176d42c08f43c6a5233bbe0c20254251049b90973257.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:4944
    • 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:4408
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4520
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4408 -s 520
          3⤵
          • Program crash
          PID:1884
      • 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:4464
        • 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:1172
        • 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:2328
          • 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:4392
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uRmkRxfaOR19.bat" "
            4⤵
              PID:116
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4264
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4548
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1172
                    • 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:2424
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\WedmVrvP3XYs.bat" "
                      6⤵
                        PID:3588
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:4768
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:3352
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2960
                              • 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:1776
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 1696
                            6⤵
                            • Program crash
                            PID:5008
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 1984
                        4⤵
                        • Program crash
                        PID:3952
                  • C:\Users\Admin\AppData\Local\Temp\68146c839c7f9796c8cf176d42c08f43c6a5233bbe0c20254251049b90973257.exe
                    "C:\Users\Admin\AppData\Local\Temp\68146c839c7f9796c8cf176d42c08f43c6a5233bbe0c20254251049b90973257.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3800
                  • 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:2104
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4408 -ip 4408
                  1⤵
                    PID:4512
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:4652
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:1344
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:2044
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 520
                              3⤵
                              • Program crash
                              PID:3552
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:1672
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:3144
                              • 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:2612
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1344 -ip 1344
                              1⤵
                                PID:5016
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2328 -ip 2328
                                1⤵
                                  PID:4660
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1172 -ip 1172
                                  1⤵
                                    PID:2544
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1444
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:4400

                                      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\WedmVrvP3XYs.bat

                                        Filesize

                                        208B

                                        MD5

                                        a782d7de8f51c8ea1f13560e90bb9707

                                        SHA1

                                        56428c5383ffbd8a50b9b7b725835ca3116d9df0

                                        SHA256

                                        75e318dd54c8ecce4c9a833c7cc77c58dd0e235a035471fa290fe37ed735db16

                                        SHA512

                                        c71fde244f41371fff25c0ce49c4af45686ae943ca562b9775c8c6e0e5cc980ef20e3fcb688ab2e17d96893f31f71783f344ffa6c985130a644425ac16fb6cc8

                                      • C:\Users\Admin\AppData\Local\Temp\uRmkRxfaOR19.bat

                                        Filesize

                                        208B

                                        MD5

                                        f987b9813bf63287aefde805235cb927

                                        SHA1

                                        060931d5b656dfe8de20dd0cad814f3ecc393287

                                        SHA256

                                        bf4f56fa9862a6fa7feb2deb0e3b47ad7a4e6b4e929ed4b6f444debe30e53112

                                        SHA512

                                        e0932adcf1c9cc9ab79ebb6024b85c1851db79714b4e58879a1fcb5551b31b4cd667a98f6430ee18f1ffd399a17576b779d172db058c5edd2de70223265cd26c

                                      • 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\12-10-2024

                                        Filesize

                                        224B

                                        MD5

                                        5a7f7aac3803fd9b09651957c7350540

                                        SHA1

                                        630973e4be0b122090f8afd0f5bd51482fe11fbe

                                        SHA256

                                        10c0aa5bad8ffdf7c833a1a7149fdeb71902c2017562d604a6b1674ebc663346

                                        SHA512

                                        0c52d389c0d0eeebe87a8a1ff1ad733c41e0168ccd2aaf595a3105c486c1d29773396ee30fa7bf69d3381d9a922341049a0cd5545573987ee9cbc9185e754271

                                      • C:\Users\Admin\AppData\Roaming\Logs\12-10-2024

                                        Filesize

                                        224B

                                        MD5

                                        ee896d81d573ae29c1d0da95b4d26bae

                                        SHA1

                                        1ae80d2d87108cdceac2a2a3496360180ba0195b

                                        SHA256

                                        390a36ef1fbff2f0dfc84eb8470a32babbf12d031c5798e29bbd5f7fe5e06599

                                        SHA512

                                        27e05662e72b3b2112f2b258533e7cb81b51bfc3dc0675fac5b461788c4358c69109b7df414af34ed76fe2a3221651b6fdeabb613e61817de50e73c3fe12ce74

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        e4326212c26773d2019aceb2df4ba6f9

                                        SHA1

                                        37bb4f2e63423b0da52cfcf3bddd4d9cf77e3056

                                        SHA256

                                        839499801e81dc74aa98b1fe53baa49c424828030b16d52d52d7bed9e9e7ba9e

                                        SHA512

                                        758d949a803156449f74e14da864bb44850ff4943d911eaa53d01df23c75af52320530f27b26039ac70aea6e2c39f37707e28eff8453e9e95e65138f66909827

                                      • memory/2328-45-0x0000000006BD0000-0x0000000006BDA000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/3800-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3800-29-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4464-34-0x0000000005570000-0x0000000005602000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/4464-37-0x0000000006760000-0x000000000679C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/4464-36-0x0000000005970000-0x0000000005982000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4464-35-0x0000000005610000-0x0000000005676000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/4464-33-0x00000000059B0000-0x0000000005F54000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/4464-30-0x0000000000BF0000-0x0000000000C4E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/4464-20-0x000000007344E000-0x000000007344F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4944-19-0x0000000003FC0000-0x0000000003FC1000-memory.dmp

                                        Filesize

                                        4KB