Analysis

  • max time kernel
    3s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-01-2025 13:09

General

  • Target

    beb4f3ce975145f2b46bf902f7194a2d4e334532bd973a30220ce81f4e24fe22N.exe

  • Size

    2.0MB

  • MD5

    2a5a71e9c392a7ea816c2e6375ab4170

  • SHA1

    aa41759e5d68a65e259b993cd4ca59015e643ee0

  • SHA256

    beb4f3ce975145f2b46bf902f7194a2d4e334532bd973a30220ce81f4e24fe22

  • SHA512

    d01f7370cd4f16e485374f3d717a3c05a07d733b3ece0d759946092b33f4cffe40bc2b1c03b49b13faa26d969fa032eaea0be63a6f37b388482381ce40cc220d

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYg:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YK

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 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 8 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.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\beb4f3ce975145f2b46bf902f7194a2d4e334532bd973a30220ce81f4e24fe22N.exe
    "C:\Users\Admin\AppData\Local\Temp\beb4f3ce975145f2b46bf902f7194a2d4e334532bd973a30220ce81f4e24fe22N.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\vnc.exe
      "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2200
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
        • Maps connected drives based on registry
        PID:2788
    • 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:2980
      • 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:2652
      • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
        "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
        3⤵
          PID:2780
          • 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⤵
            • Scheduled Task/Job: Scheduled Task
            PID:832
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c ""C:\Users\Admin\AppData\Local\Temp\ijcPtXJriTxk.bat" "
            4⤵
              PID:2068
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2416
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:2128
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2024
                    • 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:1592
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 1476
                  4⤵
                  • Program crash
                  PID:2352
            • C:\Users\Admin\AppData\Local\Temp\beb4f3ce975145f2b46bf902f7194a2d4e334532bd973a30220ce81f4e24fe22N.exe
              "C:\Users\Admin\AppData\Local\Temp\beb4f3ce975145f2b46bf902f7194a2d4e334532bd973a30220ce81f4e24fe22N.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:2848
            • 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:2668
          • C:\Windows\system32\taskeng.exe
            taskeng.exe {E56EC24C-D91F-41C4-BB68-C0AB7B668DB2} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
            1⤵
              PID:1808
              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                2⤵
                  PID:2176
                  • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                    "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                    3⤵
                      PID:964
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k
                        4⤵
                          PID:1120
                      • C:\Users\Admin\AppData\Local\Temp\windef.exe
                        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                        3⤵
                          PID:780
                        • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                          "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                          3⤵
                            PID:1220
                          • 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
                            3⤵
                            • Scheduled Task/Job: Scheduled Task
                            PID:1312

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

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

                        Filesize

                        208B

                        MD5

                        92e372089966abc411565fcd698b8bc2

                        SHA1

                        d00e79a9d2f53bec76f014c85b4a9bb65536fba2

                        SHA256

                        be87db51b23e16fede363c848b5f7b52133cc501568fca94e39c090edaa9c902

                        SHA512

                        90c990a50fe91312f5b8c47587a9385ea29a69ec6cb2769842ff03478a366e8386067817953ce225a311f2ccdd5fdc74a57f0babe50b2cd52fc025c829a7fb75

                      • C:\Users\Admin\AppData\Roaming\Logs\01-17-2025

                        Filesize

                        224B

                        MD5

                        ca6694aac5de1c4c452127fc999f4050

                        SHA1

                        9c42ab0308243ec4ff542e847dbb075f6c442dc6

                        SHA256

                        cbcc2773550f6ac00123573f48246a3220eae27c99b300a274db610f0b8c18c6

                        SHA512

                        bfd9fc56d726aa66c71548eb9dc86599a5a3ba0a4c991d8f31e213ddd765fa5f2c89f31568c8242d8fa8c6621f6ff32e6b3e8f8864a2ed6d26b7fa518c2ee6fa

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\GG3499IM.txt

                        Filesize

                        209B

                        MD5

                        2807691992e3f48e76952be6a5af2e63

                        SHA1

                        dff0bc6e99bce692b06e8fe024bea27211c04a1a

                        SHA256

                        b1aea1438763d2e27310bc54d4d7e5430999e8fe47068af5b6d3117a2c3cac2b

                        SHA512

                        88bc5f6e6d5fe2984ffbec864bb7e44192c56a333c36a2aa5feb56a29eec5910aa038fdc03c213c58175ccc6fc1e07e3c572eb12aca97c1a4e6918533551743c

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

                        Filesize

                        2.0MB

                        MD5

                        2c14ea2e4f6eb61255674c5765e619f6

                        SHA1

                        fdc1da7a2a88fde8b07870f2037f4468ddca509d

                        SHA256

                        d8ad797510523053e00ca6a2092a12863a43b872e00bd47aba1030aa557b0596

                        SHA512

                        fa76a599db9c05b4c180cc45ac2914c2715c6bf27d06807bbe22b069eec5b280175cacdfff56337e1eb44d867ac2a70c22607694c7f13c09ef676473d25f9951

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

                        Filesize

                        405KB

                        MD5

                        b8ba87ee4c3fc085a2fed0d839aadce1

                        SHA1

                        b3a2e3256406330e8b1779199bb2b9865122d766

                        SHA256

                        4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4

                        SHA512

                        7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2

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

                        Filesize

                        349KB

                        MD5

                        b4a202e03d4135484d0e730173abcc72

                        SHA1

                        01b30014545ea526c15a60931d676f9392ea0c70

                        SHA256

                        7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9

                        SHA512

                        632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb

                      • memory/780-115-0x0000000000C80000-0x0000000000CDE000-memory.dmp

                        Filesize

                        376KB

                      • memory/1120-128-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

                        Filesize

                        4KB

                      • memory/1120-129-0x0000000000310000-0x00000000003AC000-memory.dmp

                        Filesize

                        624KB

                      • memory/1120-133-0x0000000000310000-0x00000000003AC000-memory.dmp

                        Filesize

                        624KB

                      • memory/1220-125-0x0000000000080000-0x00000000000A0000-memory.dmp

                        Filesize

                        128KB

                      • memory/1220-121-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                        Filesize

                        4KB

                      • memory/1220-118-0x0000000000080000-0x00000000000A0000-memory.dmp

                        Filesize

                        128KB

                      • memory/2024-137-0x0000000000B00000-0x0000000000B5E000-memory.dmp

                        Filesize

                        376KB

                      • memory/2780-65-0x00000000002D0000-0x000000000032E000-memory.dmp

                        Filesize

                        376KB

                      • memory/2788-44-0x0000000000020000-0x0000000000021000-memory.dmp

                        Filesize

                        4KB

                      • memory/2788-67-0x00000000003C0000-0x000000000045C000-memory.dmp

                        Filesize

                        624KB

                      • memory/2788-50-0x00000000003C0000-0x000000000045C000-memory.dmp

                        Filesize

                        624KB

                      • memory/2788-52-0x00000000003C0000-0x000000000045C000-memory.dmp

                        Filesize

                        624KB

                      • memory/2788-47-0x00000000003C0000-0x000000000045C000-memory.dmp

                        Filesize

                        624KB

                      • memory/2788-46-0x000007FFFFFD8000-0x000007FFFFFD9000-memory.dmp

                        Filesize

                        4KB

                      • memory/2848-43-0x0000000000290000-0x00000000002B0000-memory.dmp

                        Filesize

                        128KB

                      • memory/2848-31-0x0000000000290000-0x00000000002B0000-memory.dmp

                        Filesize

                        128KB

                      • memory/2848-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                        Filesize

                        4KB

                      • memory/2848-33-0x0000000000290000-0x00000000002B0000-memory.dmp

                        Filesize

                        128KB

                      • memory/2980-55-0x0000000000210000-0x000000000026E000-memory.dmp

                        Filesize

                        376KB

                      • memory/3048-30-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

                        Filesize

                        4KB