Analysis

  • max time kernel
    6s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 19:34

General

  • Target

    0eabcb23ea3f6d3ebf0169f786c005936c99c173682f7f21d211882c39e0e01a.exe

  • Size

    2.0MB

  • MD5

    9e2b47027d3e3672a0c2146ec844a7a2

  • SHA1

    0d094541d4ffbbac88da19077018f7d1a63ca781

  • SHA256

    0eabcb23ea3f6d3ebf0169f786c005936c99c173682f7f21d211882c39e0e01a

  • SHA512

    bc4413274f431df038e06f293ce82a03cebc3de48837d1bf74b6f1200ac590eb1dad1df95d48b91fefb268bd3f1762d00a4a7d79b245882091448a72e127e20c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yq

Malware Config

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

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Azorult family
  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 3 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 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 1 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 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 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 5 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 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0eabcb23ea3f6d3ebf0169f786c005936c99c173682f7f21d211882c39e0e01a.exe
    "C:\Users\Admin\AppData\Local\Temp\0eabcb23ea3f6d3ebf0169f786c005936c99c173682f7f21d211882c39e0e01a.exe"
    1⤵
    • 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:1976
    • 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:4872
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3676
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 352
          3⤵
          • Program crash
          PID:4448
      • 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:4080
        • 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:4660
        • 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:2612
          • 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:1304
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\W8Qplb6ppkU5.bat" "
            4⤵
              PID:2308
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3936
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3988
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:3892
                    • 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:4748
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\jcIiom1I08XQ.bat" "
                      6⤵
                        PID:2640
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3660
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4652
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:4012
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1248
                                8⤵
                                • Program crash
                                PID:4476
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 3892 -s 1980
                            6⤵
                            • Program crash
                            PID:4944
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 2244
                        4⤵
                        • Program crash
                        PID:4328
                  • C:\Users\Admin\AppData\Local\Temp\0eabcb23ea3f6d3ebf0169f786c005936c99c173682f7f21d211882c39e0e01a.exe
                    "C:\Users\Admin\AppData\Local\Temp\0eabcb23ea3f6d3ebf0169f786c005936c99c173682f7f21d211882c39e0e01a.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3192
                  • 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:3124
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4872 -ip 4872
                  1⤵
                    PID:3200
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                    • Checks computer location settings
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of WriteProcessMemory
                    PID:2184
                    • 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:4740
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k
                        3⤵
                          PID:2168
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 520
                          3⤵
                          • Program crash
                          PID:4476
                      • 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
                        PID:3516
                      • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                        2⤵
                          PID:3456
                        • 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:4640
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4740 -ip 4740
                        1⤵
                          PID:3688
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2612 -ip 2612
                          1⤵
                            PID:5048
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3892 -ip 3892
                            1⤵
                              PID:584
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4012 -ip 4012
                              1⤵
                                PID:2244
                              • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                1⤵
                                  PID:2664
                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                  1⤵
                                    PID:916

                                  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\W8Qplb6ppkU5.bat

                                    Filesize

                                    208B

                                    MD5

                                    f6da8d85db6b6eec79099026ce65680c

                                    SHA1

                                    020e5bb27799cf217164aed718a3c63de348dc71

                                    SHA256

                                    6ed00b1c1d04a1aae13b9939628a18560b392fd79c1d89fb996628d2fad5859d

                                    SHA512

                                    883d3f2ee211c9b3ee7ff6028c004b382cab14926dd6d04ec301985d5bd4e46f045bb3b7a114d714de2e51313fb1b6ba8c6c06f36d279df38101230cb4448efa

                                  • C:\Users\Admin\AppData\Local\Temp\jcIiom1I08XQ.bat

                                    Filesize

                                    208B

                                    MD5

                                    d5a39e52bdd9495dd5b337096dc1ca08

                                    SHA1

                                    22625db91416b6c046bacaf4c04ee11ceed8f5d2

                                    SHA256

                                    5bc74d60fab5397ea77dbbcbade46f3e8656b1a7f0f936b96bfebe1042a49d0d

                                    SHA512

                                    3f278c4905b97d5aaa260a90424d7ab3fe4703e393a712dc426b99158cc1d136602326f1c2d5c89849d0f344bc82e943e372e265a4d2c9eaed5bada902cdc0fa

                                  • 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\12-31-2024

                                    Filesize

                                    224B

                                    MD5

                                    87f02cedcef6e34bb6308ff75e92a07f

                                    SHA1

                                    f5132a25cc11e6dfe7b6a34783b3643bf06ea684

                                    SHA256

                                    0722b38d80cb64c98a8375c2e19f334bfb7cb269d91b90216c6f04ef6024dca1

                                    SHA512

                                    032c0cfd810c544982d7227967a433de77f77d175f2b4f069bdcaa402bda0bde744f414d9551220f1920a36c6160704ddff8175e9af0a9ca8ca3d8918029215c

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

                                    Filesize

                                    2.0MB

                                    MD5

                                    b6f20b5069bad30b1b124e0469ad35a6

                                    SHA1

                                    91893edfe33f109f4713995244f7b0c54c0eb4cc

                                    SHA256

                                    4f78ec4d6792a6d01acafced095ab228ed39a784485891ccdd557f05a7a15873

                                    SHA512

                                    02e778576656c379e4103a874ab2aa61cf7a000ebbc70cdd23a436a8190380f70c3ec2d0213a4b05e39c9e475965196f92f5ad56a5a1f951795d2bc400000adb

                                  • memory/1976-18-0x00000000044D0000-0x00000000044D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2612-44-0x0000000006670000-0x000000000667A000-memory.dmp

                                    Filesize

                                    40KB

                                  • memory/3192-28-0x00000000001B0000-0x00000000001D0000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3192-19-0x00000000001B0000-0x00000000001D0000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3456-66-0x0000000000A10000-0x0000000000A30000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3456-72-0x0000000000A10000-0x0000000000A30000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4080-36-0x0000000006990000-0x00000000069CC000-memory.dmp

                                    Filesize

                                    240KB

                                  • memory/4080-35-0x0000000006450000-0x0000000006462000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4080-34-0x0000000005730000-0x0000000005796000-memory.dmp

                                    Filesize

                                    408KB

                                  • memory/4080-33-0x0000000005690000-0x0000000005722000-memory.dmp

                                    Filesize

                                    584KB

                                  • memory/4080-32-0x0000000005C40000-0x00000000061E4000-memory.dmp

                                    Filesize

                                    5.6MB

                                  • memory/4080-31-0x0000000000D10000-0x0000000000D6E000-memory.dmp

                                    Filesize

                                    376KB