Analysis

  • max time kernel
    6s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 01:41

General

  • Target

    LisectAVT_2403002C_1.exe

  • Size

    2.0MB

  • MD5

    3033d164767ec699060e7a437da7e85c

  • SHA1

    e0d86c8c42d4d1225eee24dde5a1448b02707129

  • SHA256

    c332f4d57dabe228b40ae4a6003b31647cb9241658b79f681680ff5f89d68be1

  • SHA512

    e8468d885040bb69919a1110a60ab67624028ea5c36de7b9d0baec6a078530dce65ac56a4e442a355a38bb2f73f6cf92e0a38485d16e50ba4e10fc6487a0a6ea

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYt:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YP

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.

  • Quasar RAT 3 IoCs

    Quasar is an open source Remote Access Tool.

  • 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 7 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\LisectAVT_2403002C_1.exe
    "C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_1.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:1732
    • 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:4332
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4704
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4332 -s 548
          3⤵
          • Program crash
          PID:2640
      • 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:2784
        • 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:2864
        • 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:3408
          • 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:1504
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sTHnbl2OTYG8.bat" "
            4⤵
              PID:5008
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2000
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1128
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2852
                    • 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:4184
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\wRNOJF1AvM2k.bat" "
                      6⤵
                        PID:2232
                        • C:\Windows\System32\Conhost.exe
                          \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                          7⤵
                            PID:1504
                          • C:\Windows\SysWOW64\chcp.com
                            chcp 65001
                            7⤵
                              PID:4932
                            • C:\Windows\SysWOW64\PING.EXE
                              ping -n 10 localhost
                              7⤵
                              • System Network Configuration Discovery: Internet Connection Discovery
                              • Runs ping.exe
                              PID:1740
                            • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                              "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                              7⤵
                                PID:1624
                                • 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:4332
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 1948
                              6⤵
                              • Program crash
                              PID:860
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 1080
                          4⤵
                          • Program crash
                          PID:4932
                    • C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_1.exe
                      "C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_1.exe"
                      2⤵
                      • System Location Discovery: System Language Discovery
                      PID:2904
                    • 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:1220
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4332 -ip 4332
                    1⤵
                      PID:468
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3408 -ip 3408
                      1⤵
                        PID:1860
                      • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        1⤵
                          PID:4824
                          • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                            "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                            2⤵
                              PID:4964
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k
                                3⤵
                                  PID:3972
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 520
                                  3⤵
                                  • Program crash
                                  PID:4092
                              • C:\Users\Admin\AppData\Local\Temp\windef.exe
                                "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                                2⤵
                                  PID:1976
                                  • 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:812
                                  • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                                    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                                    3⤵
                                      PID:4144
                                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                    "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                    2⤵
                                      PID:2948
                                    • 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:3088
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4964 -ip 4964
                                    1⤵
                                      PID:2828
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2852 -ip 2852
                                      1⤵
                                        PID:2880
                                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                        1⤵
                                          PID:1060
                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                          1⤵
                                            PID:2596

                                          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\sTHnbl2OTYG8.bat

                                            Filesize

                                            208B

                                            MD5

                                            bbfecd9c33c23495a1e62b00154753c8

                                            SHA1

                                            66381e5ce36fa5ff367e7b4a1c189ec7fca4d5ae

                                            SHA256

                                            c5cd3ecce06493959b96d797a8dd2c2605441594430f356617392a27efab996e

                                            SHA512

                                            12f0fccc2029da240617a163eec08d0c06d15b1a94d59796a2fa0715316aa8746b87177ea21ff89592db0a44b040ba1bc4bfb2a5ce2fa37a765fe64821ea9b15

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

                                            Filesize

                                            405KB

                                            MD5

                                            b8ba87ee4c3fc085a2fed0d839aadce1

                                            SHA1

                                            b3a2e3256406330e8b1779199bb2b9865122d766

                                            SHA256

                                            4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

                                            SHA512

                                            7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

                                          • C:\Users\Admin\AppData\Local\Temp\wRNOJF1AvM2k.bat

                                            Filesize

                                            208B

                                            MD5

                                            43c00d70cd1625820f1a921a305af23c

                                            SHA1

                                            45a24120a604a39596420072aa1053a53330322e

                                            SHA256

                                            fd4d9ecf5d505bd8edc0fe94e422ca6ab222ea9d315523729dcea698cca479a7

                                            SHA512

                                            0b7a1cf956be1815ca21d31faa4b1f39f02e904055ce946c427e6ee09579be955e3b253d8caee47c07de8cac6b5e75edee96e20cb44fb81f23ed2fb5fd7875cf

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

                                            Filesize

                                            349KB

                                            MD5

                                            b4a202e03d4135484d0e730173abcc72

                                            SHA1

                                            01b30014545ea526c15a60931d676f9392ea0c70

                                            SHA256

                                            7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

                                            SHA512

                                            632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

                                          • C:\Users\Admin\AppData\Roaming\Logs\07-25-2024

                                            Filesize

                                            224B

                                            MD5

                                            4af121ae97a0e9912189bfa3fe24fedf

                                            SHA1

                                            2d0fdc5227b6beba362790286a5f23ed79103e5e

                                            SHA256

                                            116525be07e986f10901f5624fa5dafb8b1d86f2252af301afdc9af880191cb8

                                            SHA512

                                            a02635871267461a60518264f5a584be267f7d0bbfcf6e1f8ef04664c6d07d89d2df2cf95a1f9072aa2b8818ca1f0c98b35b4d230271e483980acea031838d2a

                                          • C:\Users\Admin\AppData\Roaming\Logs\07-25-2024

                                            Filesize

                                            224B

                                            MD5

                                            e6dad164b61b9b6e836c429ddc7134d7

                                            SHA1

                                            4bd8a9111a608f8f3161f560e6dce325bba7cc20

                                            SHA256

                                            38f35c7573cc3ff974fd2011966bff06197f2d9c05e9f5bf9d425256961f6dda

                                            SHA512

                                            97dfccb6b7bb0622e98d5ee654187d321f975a804409ba3f877d0711a0c1da6bd83ff12ca5009356a8b78b867fd988d172d2edbd520f85aead06fe81fe489528

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

                                            Filesize

                                            2.0MB

                                            MD5

                                            a54a58200546eca3d0c8539e3ad4f90f

                                            SHA1

                                            2682ebfd0e05dbccfc8df59ed6f7b0b32f416bc2

                                            SHA256

                                            9247d0be3f38a3da218e08414819891543fad74124337256f957b1c2bf3b414c

                                            SHA512

                                            69aeca2b6648dc0c44bf365a1d07fb1023706741b6a099bcc0aef822ffcaff32acc48462eda3ec8fe8133719e9feeee6d71f2f4bcfb2bba3509235d88742d932

                                          • memory/1732-45-0x0000000000E20000-0x0000000000E21000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1732-28-0x0000000000E20000-0x0000000000E21000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2784-31-0x0000000000B00000-0x0000000000B5E000-memory.dmp

                                            Filesize

                                            376KB

                                          • memory/2784-36-0x0000000006670000-0x00000000066AC000-memory.dmp

                                            Filesize

                                            240KB

                                          • memory/2784-35-0x0000000005A80000-0x0000000005A92000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2784-34-0x0000000005510000-0x0000000005576000-memory.dmp

                                            Filesize

                                            408KB

                                          • memory/2784-33-0x0000000005440000-0x00000000054D2000-memory.dmp

                                            Filesize

                                            584KB

                                          • memory/2784-32-0x0000000005AC0000-0x0000000006064000-memory.dmp

                                            Filesize

                                            5.6MB

                                          • memory/2904-27-0x0000000000400000-0x0000000000420000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/2904-18-0x0000000000400000-0x0000000000420000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/2948-71-0x0000000000190000-0x00000000001B0000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/2948-77-0x0000000000190000-0x00000000001B0000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/3408-44-0x0000000006DB0000-0x0000000006DBA000-memory.dmp

                                            Filesize

                                            40KB