Analysis

  • max time kernel
    5s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 22:56

General

  • Target

    30e82cced2b05d26a363ef2d6d6fc827182d9c01fd957aaded722bdf9a1f5f76.exe

  • Size

    2.0MB

  • MD5

    13ccb8e266ce2fca9c7762f3fc6f633e

  • SHA1

    19b0ecedd837ea2403dff5120181ad6c23d69e73

  • SHA256

    30e82cced2b05d26a363ef2d6d6fc827182d9c01fd957aaded722bdf9a1f5f76

  • SHA512

    a7c16f9b9a6f7de8193292115d2c316af5f3b7b9f144e7743e6b8d057c3218a3778dba97aab626ef55c413f48106afec52c6aed1a6d41672f502ae3431ce80aa

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYB: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

    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 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 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 5 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\30e82cced2b05d26a363ef2d6d6fc827182d9c01fd957aaded722bdf9a1f5f76.exe
    "C:\Users\Admin\AppData\Local\Temp\30e82cced2b05d26a363ef2d6d6fc827182d9c01fd957aaded722bdf9a1f5f76.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:740
    • 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:1528
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4516
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 548
          3⤵
          • Program crash
          PID:4424
      • 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:1448
        • 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:1284
        • 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:412
          • 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:4948
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2iizh6R0rKZk.bat" "
            4⤵
              PID:4216
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4480
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3096
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4504
                    • 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:1060
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SMy0dZbnI28q.bat" "
                      6⤵
                        PID:4584
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3896
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4468
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 2228
                          6⤵
                          • Program crash
                          PID:2908
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 2268
                      4⤵
                      • Program crash
                      PID:3064
                • C:\Users\Admin\AppData\Local\Temp\30e82cced2b05d26a363ef2d6d6fc827182d9c01fd957aaded722bdf9a1f5f76.exe
                  "C:\Users\Admin\AppData\Local\Temp\30e82cced2b05d26a363ef2d6d6fc827182d9c01fd957aaded722bdf9a1f5f76.exe"
                  2⤵
                  • System Location Discovery: System Language Discovery
                  PID:2448
                • 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:4044
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1528 -ip 1528
                1⤵
                  PID:1636
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 412 -ip 412
                  1⤵
                    PID:4916
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:720
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:1132
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:2160
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1132 -s 520
                              3⤵
                              • Program crash
                              PID:4332
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:552
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:2632
                              • 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:2728
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1132 -ip 1132
                              1⤵
                                PID:640
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4504 -ip 4504
                                1⤵
                                  PID:1640
                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                  1⤵
                                    PID:3136
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1948

                                    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\2iizh6R0rKZk.bat

                                      Filesize

                                      208B

                                      MD5

                                      6a7c059b9b7a487d0324b4ddf7bd48c4

                                      SHA1

                                      006e67fd9d1878904252d5965f0a09e9536e41c0

                                      SHA256

                                      b9e9d8e81a64ed5fd820beeec131cc5ae8fe7a66309a75ba4203f0bc8fbbba5b

                                      SHA512

                                      f7138ac5a7b0060b8265af5bf8f0376f20ef85d0f1affc23a7e0bb908ad3466fa31ba43f8f57200792b12b3d083b036a9dc81a7bc8c398a91674311c95f1d4bc

                                    • C:\Users\Admin\AppData\Local\Temp\SMy0dZbnI28q.bat

                                      Filesize

                                      208B

                                      MD5

                                      3c28d5ce7f4dfc67eb8d2e29d7009f66

                                      SHA1

                                      8d84988323fc130251348864c0749906eb2e4c15

                                      SHA256

                                      5bd0085f71bd088816c1f878a12a79b5ca1e813177f4795be9d4f0ed57aafd68

                                      SHA512

                                      e8ca7e7d256516c3fd9c2ae0be86b56244d62b25640efa209ddfb2bc302453641c0ccf0bd843c159000576d7d86663711448f4c72fca42fc5225f8060e0f3c39

                                    • 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\12-20-2024

                                      Filesize

                                      224B

                                      MD5

                                      ec26d085cfac95bddb0f9a4334ce5386

                                      SHA1

                                      b2614b533f603f5942e7d3c710eca22e84b9a6da

                                      SHA256

                                      df99e4efb0b236dcbfbfed2c1c79c64e789bef5d5c2d33d993a1885bdf829193

                                      SHA512

                                      68fd9007bbb5ae0d51ccce31de4537774b16ee2555e73364bd0a0cd78dc2467b5007a46fca037ca4588fe1abecd63f2de31b0c7e41abb51ad2e81ba5882f13f0

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

                                      Filesize

                                      2.0MB

                                      MD5

                                      7ea38634bd2525739cd4a99871a404e2

                                      SHA1

                                      cff372fa162c79630e865fd6a970c55661bf5782

                                      SHA256

                                      426e278bdf280dd7c75f239b7ac6f76061ed506b519534cee9016366c502582a

                                      SHA512

                                      9c08cd5eaa949f52fe4ec9a1d3d9cc74f12e132639f618ba4d94dddee1b0f2986f344702675e5c991db27b3c01ff684d7804eff3377f9308b60bd8501c76ecb1

                                    • memory/412-45-0x0000000006A50000-0x0000000006A5A000-memory.dmp

                                      Filesize

                                      40KB

                                    • memory/740-19-0x0000000003D90000-0x0000000003D91000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1448-34-0x00000000057C0000-0x0000000005852000-memory.dmp

                                      Filesize

                                      584KB

                                    • memory/1448-36-0x00000000065E0000-0x00000000065F2000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1448-37-0x0000000006B20000-0x0000000006B5C000-memory.dmp

                                      Filesize

                                      240KB

                                    • memory/1448-35-0x0000000005860000-0x00000000058C6000-memory.dmp

                                      Filesize

                                      408KB

                                    • memory/1448-33-0x0000000005C70000-0x0000000006214000-memory.dmp

                                      Filesize

                                      5.6MB

                                    • memory/1448-30-0x0000000000D50000-0x0000000000DAE000-memory.dmp

                                      Filesize

                                      376KB

                                    • memory/1448-29-0x00000000729AE000-0x00000000729AF000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2448-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2448-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB