Analysis

  • max time kernel
    4s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 02:18

General

  • Target

    360c69daee89ef1a20ed44dfa7f0492dec4352966fa844438ef2eee5951ff427N.exe

  • Size

    2.0MB

  • MD5

    f055b4d46c66e757d3abed0f2158bc10

  • SHA1

    68e106a0199baaadb0c5b62cb5062b580a9b3421

  • SHA256

    360c69daee89ef1a20ed44dfa7f0492dec4352966fa844438ef2eee5951ff427

  • SHA512

    61cf0ad5fdb581abd207453a30f8428d713d745a7fe250c35e6a891ed99a08ead949496e245b3644946fc0dcb4a88b15b468d487b04286fdd89cba2052fd2d7a

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYR:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y3

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\360c69daee89ef1a20ed44dfa7f0492dec4352966fa844438ef2eee5951ff427N.exe
    "C:\Users\Admin\AppData\Local\Temp\360c69daee89ef1a20ed44dfa7f0492dec4352966fa844438ef2eee5951ff427N.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:3544
    • 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:4000
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3084
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 548
          3⤵
          • Program crash
          PID:1560
      • 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:1160
        • 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:2108
        • 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:4740
          • 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:4972
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\j0n2syinaoun.bat" "
            4⤵
              PID:4352
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:5088
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3464
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1264
                    • 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:4964
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\eQ7LEmmrJ2Oh.bat" "
                      6⤵
                        PID:3316
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:220
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2528
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:1496
                              • 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:4012
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 2256
                            6⤵
                            • Program crash
                            PID:700
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 2264
                        4⤵
                        • Program crash
                        PID:4488
                  • C:\Users\Admin\AppData\Local\Temp\360c69daee89ef1a20ed44dfa7f0492dec4352966fa844438ef2eee5951ff427N.exe
                    "C:\Users\Admin\AppData\Local\Temp\360c69daee89ef1a20ed44dfa7f0492dec4352966fa844438ef2eee5951ff427N.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1508
                  • 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:1676
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4000 -ip 4000
                  1⤵
                    PID:1152
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:4416
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:4428
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:3144
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 4428 -s 520
                              3⤵
                              • Program crash
                              PID:4956
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:4604
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:1404
                              • 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:5072
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4428 -ip 4428
                              1⤵
                                PID:2152
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4740 -ip 4740
                                1⤵
                                  PID:3616
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1264 -ip 1264
                                  1⤵
                                    PID:3428
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:4116
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:2336

                                      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\eQ7LEmmrJ2Oh.bat

                                        Filesize

                                        208B

                                        MD5

                                        0a2a167c9e34e7bcb3819bbad4bcb599

                                        SHA1

                                        5740e1839d3699ebdaf4daf52b3a5e5c10ecb746

                                        SHA256

                                        b9671c17510e5228ec9c0ab685888e5515ec0cfcb990b5417013c901b83a1ece

                                        SHA512

                                        2cbf1b39c5aa871a66e7074443de09737aa6b461c635c9ea5f8a7aacccd0f21fefb3469e37ce656b88f1f6d9d1427d546f5dc97b222389b59e63fd3b3eb2e812

                                      • C:\Users\Admin\AppData\Local\Temp\j0n2syinaoun.bat

                                        Filesize

                                        208B

                                        MD5

                                        9e8e5fddbd112981676baaf679a04a89

                                        SHA1

                                        cef8628bb64f5c0baf95dd4a6b08d20807ffcf63

                                        SHA256

                                        bbf3d0d5103b6b4a58fc343747f3dc97e2be5f645c1037385a8b416728fc871c

                                        SHA512

                                        862203653cc6709d7a63c3b78985aa0285385d7d0f3ea7f61c0e6e794eeb6d98f4d768ff14044436f3529e2d9d1931cb805a2539ecd15237d6f5e0e31f635c4d

                                      • 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\12-02-2024

                                        Filesize

                                        224B

                                        MD5

                                        7a27b709a92ea0d63ba4cbe5b2bcd101

                                        SHA1

                                        6b9e2eb4f3b2d96d817e3a97e5daa274e62e403f

                                        SHA256

                                        c465c5904e49dffdc6beea77037e49f2440b5d2c0780a32044e952983568f3fa

                                        SHA512

                                        b431664c49324586c17b04033a1576c8620f6779d8fec9ad1ff7fb620506a98363d1533412179db2372734e1147b387690405efe6f9ce2c4d5c1b48d7931e729

                                      • C:\Users\Admin\AppData\Roaming\Logs\12-02-2024

                                        Filesize

                                        224B

                                        MD5

                                        884a454ba88057b659d4e94a75502df0

                                        SHA1

                                        a7e894dae17d5bf0cee4314b977206eb5dfc55a6

                                        SHA256

                                        69cac8ab498621faf1702247bb45524467def42edddb6417aea35dd2684e4f7b

                                        SHA512

                                        8ed1940affdea86e9a05590a3e3c7318df63970df2cb438dc57e3be5ed97d9c4f0ca69be009cfe0894fa8c39ef9ce5ad2df96f5b1ab1511b0b8e29cae20a0ce2

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        07b1588e2882a0ffff29856a7d5838c3

                                        SHA1

                                        8b1f7d7fbbb8f01da0a1e1b119cfe03be8a48eee

                                        SHA256

                                        29ad285e8b4117fa5f26ad43d5dd5701c2def21d8a859245a7109d9cde824b38

                                        SHA512

                                        14c65d3dae993273fea01de5516cb2a4d9dd504b15c1ae708ce41cd728c58f602738814eb05675882b2ab85b59275791fcdb0a5627f6a62a564c1b1064e0859c

                                      • memory/1160-36-0x0000000006AF0000-0x0000000006B2C000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/1160-35-0x00000000065B0000-0x00000000065C2000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1160-34-0x00000000059B0000-0x0000000005A16000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/1160-33-0x0000000005910000-0x00000000059A2000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/1160-32-0x0000000005D80000-0x0000000006324000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/1160-31-0x0000000000F70000-0x0000000000FCE000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/1404-66-0x0000000000890000-0x00000000008B0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1404-72-0x0000000000890000-0x00000000008B0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1508-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1508-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/3544-19-0x0000000003D80000-0x0000000003D81000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3544-87-0x0000000074E50000-0x0000000075458000-memory.dmp

                                        Filesize

                                        6.0MB

                                      • memory/4740-44-0x0000000006E60000-0x0000000006E6A000-memory.dmp

                                        Filesize

                                        40KB