Analysis

  • max time kernel
    6s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2024 04:47

General

  • Target

    e8cabc1c9b84f0c5ae3e1f9617ee0545e7d7599aa997abfcc06b3e124aa42a22.exe

  • Size

    2.0MB

  • MD5

    0162684567a69530c945aca1ef2891a1

  • SHA1

    4d291c774ef5e00a33d1177d14faf1721d776f5e

  • SHA256

    e8cabc1c9b84f0c5ae3e1f9617ee0545e7d7599aa997abfcc06b3e124aa42a22

  • SHA512

    f91b4ca6ef43febba691b31b25790b30e0413537d28685aa8016bfb552d2ba6cb4999c22bfb4ea98ae675c21f85a2529a36cb1f2f0b3a3e6f733327df377d13e

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YW

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\e8cabc1c9b84f0c5ae3e1f9617ee0545e7d7599aa997abfcc06b3e124aa42a22.exe
    "C:\Users\Admin\AppData\Local\Temp\e8cabc1c9b84f0c5ae3e1f9617ee0545e7d7599aa997abfcc06b3e124aa42a22.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:4280
    • 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:2208
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 548
          3⤵
          • Program crash
          PID:2288
      • 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:2184
        • 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:1536
        • 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:3028
          • 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:3796
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\nw8NMRox1DKN.bat" "
            4⤵
              PID:1964
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3884
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1996
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4272
                    • 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:4580
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DaPNIuykSusU.bat" "
                      6⤵
                        PID:1820
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2092
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4476
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:3984
                              • 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:4696
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 2244
                            6⤵
                            • Program crash
                            PID:3024
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 2252
                        4⤵
                        • Program crash
                        PID:4448
                  • C:\Users\Admin\AppData\Local\Temp\e8cabc1c9b84f0c5ae3e1f9617ee0545e7d7599aa997abfcc06b3e124aa42a22.exe
                    "C:\Users\Admin\AppData\Local\Temp\e8cabc1c9b84f0c5ae3e1f9617ee0545e7d7599aa997abfcc06b3e124aa42a22.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:4752
                  • 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:3536
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2208 -ip 2208
                  1⤵
                    PID:4448
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:4256
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:1304
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:1768
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 528
                              3⤵
                              • Program crash
                              PID:2896
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:4408
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:1880
                              • 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:388
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1304 -ip 1304
                              1⤵
                                PID:456
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3028 -ip 3028
                                1⤵
                                  PID:3740
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4272 -ip 4272
                                  1⤵
                                    PID:952
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:4412
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:4248

                                      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\DaPNIuykSusU.bat

                                        Filesize

                                        208B

                                        MD5

                                        1cb34ce737a1e0c111aee729d8e5298c

                                        SHA1

                                        ead52b55a8b6371130f8ce9d24983761ee028a14

                                        SHA256

                                        4dee015a428ff07a72eb5310ea4dea8add1441b9e21aa42488acdca7a86132a2

                                        SHA512

                                        9e5c63ade36735fe43f261fdf7814f95edac1d96abebef33aa273f9dfd2650e24acb5db457cd608efe3b72a57e18685dac0e74f2e90fc6efb444a45dd7f1c49d

                                      • C:\Users\Admin\AppData\Local\Temp\nw8NMRox1DKN.bat

                                        Filesize

                                        208B

                                        MD5

                                        81853737155398a1a0d7965cf9ff4ba2

                                        SHA1

                                        776f66463767e8a577a8d390ff4840313e1a8b00

                                        SHA256

                                        1606b01effa029e907e2dc0c488380dcd49131e601be8ff00bf8df0f1afe1093

                                        SHA512

                                        f5d3236be5c75260ccdd459998c3132e55a1533f557efa3e2628f6938a8321852db76e183c01661ccd34be6fd2cd52a6b7b4746b2cd4537cee33a25a4113485f

                                      • 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\11-29-2024

                                        Filesize

                                        224B

                                        MD5

                                        ee1bd103f4ed84e1948737884de90970

                                        SHA1

                                        2ff447f42d0308009c812fd9687be1bc1f3f3fe0

                                        SHA256

                                        80e80c65b7b8b91f87d71f8bdd3f7db33d8c5bbc7d1850a98fb8beb1ac981c08

                                        SHA512

                                        a614d46fa96507849d2428801b9679de9a230cb47f29101c943cb3374cc14bcde7f8d866a65a0b380ca9ec6b7c14ab79ecf44a44a95f9b81ca4b836e8eb2318e

                                      • C:\Users\Admin\AppData\Roaming\Logs\11-29-2024

                                        Filesize

                                        224B

                                        MD5

                                        1261746feaeb45d8a4356b03f282ae64

                                        SHA1

                                        551ea1f8edaed37f255c5f2f7f63b04b3a278c18

                                        SHA256

                                        833f9bb336abd3cea630261cdd274fb5045cf2ec1040a421a6cc0cc73e48aa77

                                        SHA512

                                        69fbfa2f16395869a3813d97cebd3ccf17f10ca7684c8392a21a2db676e01f8f3a8595cd427689d8916912f61a111ad9f953ac2a3209fba7b21c9b58022d9b75

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        eaf08dd370456273ead94b86163775a0

                                        SHA1

                                        12ff67ddb777655835fdee69000fe1c0da60f10d

                                        SHA256

                                        59d137d336ab301f4dc191872122236fc5bf21f4b8c77d28c2a0abafd9f8d5b1

                                        SHA512

                                        7f1d45771e3beff7b600ea43401829cf39de4c2e79a266540c147f5075ac8fae5bbc633d7a76150d3b8f0b576b18b2fcd9e705494293253de2711d4bd8a258ce

                                      • memory/2184-32-0x0000000000DC0000-0x0000000000E1E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/2184-35-0x0000000005990000-0x00000000059F6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/2184-36-0x0000000005D80000-0x0000000005D92000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2184-37-0x0000000006A70000-0x0000000006AAC000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/2184-34-0x00000000058F0000-0x0000000005982000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/2184-33-0x0000000005DC0000-0x0000000006364000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/2184-29-0x000000007347E000-0x000000007347F000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3028-45-0x00000000066E0000-0x00000000066EA000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/4280-19-0x0000000003E50000-0x0000000003E51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4752-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4752-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB