Analysis

  • max time kernel
    4s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    16-01-2025 04:08

General

  • Target

    deb68c806dd7dfdb451bd116bb09120e2abe4a3206407bd897775bda024cef43N.exe

  • Size

    2.0MB

  • MD5

    b2844e169770dfd83ce8d3d8c2a620e0

  • SHA1

    684ef0abf20643598ab681fc3b0349b3fdbb288a

  • SHA256

    deb68c806dd7dfdb451bd116bb09120e2abe4a3206407bd897775bda024cef43

  • SHA512

    2f0111e5f28e8b127e190214f3e2b632efb3a2c52dd3d9c0fe64a5ff8a1969bf86c44763b1ea5257bf710cd68af0e3d80928782123e95f57ed6a3446b927722b

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y9

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 7 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 2 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 2 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 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\deb68c806dd7dfdb451bd116bb09120e2abe4a3206407bd897775bda024cef43N.exe
    "C:\Users\Admin\AppData\Local\Temp\deb68c806dd7dfdb451bd116bb09120e2abe4a3206407bd897775bda024cef43N.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:2188
    • 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:2616
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
        • Maps connected drives based on registry
        PID:2632
    • 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:1384
      • 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:1460
      • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
        "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
        3⤵
          PID:1456
          • 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:1128
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c ""C:\Users\Admin\AppData\Local\Temp\8tONZlNwfsr4.bat" "
            4⤵
              PID:2516
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2504
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:2256
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2444
                    • 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:2076
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c ""C:\Users\Admin\AppData\Local\Temp\Sv2SlX5STHpu.bat" "
                      6⤵
                        PID:3008
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2816
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2700
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:1188
                              • 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:2192
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 1516
                            6⤵
                            • Program crash
                            PID:2856
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 1552
                        4⤵
                        • Program crash
                        PID:572
                  • C:\Users\Admin\AppData\Local\Temp\deb68c806dd7dfdb451bd116bb09120e2abe4a3206407bd897775bda024cef43N.exe
                    "C:\Users\Admin\AppData\Local\Temp\deb68c806dd7dfdb451bd116bb09120e2abe4a3206407bd897775bda024cef43N.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:2768
                  • 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:2684
                • C:\Windows\system32\taskeng.exe
                  taskeng.exe {1CAFC0B3-FB7F-4D4E-8C92-778F75A3B79A} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
                  1⤵
                    PID:1992
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      2⤵
                        PID:2960
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          3⤵
                            PID:612
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              4⤵
                                PID:112
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              3⤵
                                PID:2484
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                3⤵
                                  PID:2440
                                • 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:1784

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\Local\Temp\8tONZlNwfsr4.bat

                              Filesize

                              208B

                              MD5

                              e044c3b05d28b8599d21d293c2aaf155

                              SHA1

                              b349710ad07d811e7bf1c1cb496f9bbb36d4be15

                              SHA256

                              8852b2e84a516b0c0d73468e2b84c82399969998e96816c6157120f2aded55da

                              SHA512

                              a8771fc2f02389f1ba0137982078e7cc436beff8f9b4217ffa8030384d9e43bc01aca190ba638f4e3279c0a8039b1399418e0bade191a1f3dc0d502de4d402ee

                            • C:\Users\Admin\AppData\Local\Temp\Sv2SlX5STHpu.bat

                              Filesize

                              208B

                              MD5

                              f29807a19b48fbe9199bbc1b960b9cc4

                              SHA1

                              4507bdb73e374e9e43d5dd415f03f7c461f6a6a6

                              SHA256

                              088cafebf55db9c4bf2ab3df9ecf69ef02a44973aad58da2d6017440a9cae087

                              SHA512

                              e7f63f37a5de5bf0fdb96fb92d368656c10a9f4769c5a4809140af6ea0eaa0e0299cde5cdd55f437220bbc20cf501d4fbe2b5cec0e19bbca9e673921348eee30

                            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\HA2Y5A3B.txt

                              Filesize

                              213B

                              MD5

                              6adfbfcd9c3dff0b3cd084ea1ae00023

                              SHA1

                              a70deb0b71dc6ec467c6effcdfa8ff8a2f236aa3

                              SHA256

                              0f4abf89db09f9385bec49f99632a388c391293094d491cb1ca53c51ec6213e0

                              SHA512

                              f0c35831f4792b941528b403f25cc21c5a8c744c76eb29c0c91733cca43be7ee1a3561360e772a0ef848c0a1f851971482af45b976bd0770d98a05be7f4a6db7

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

                              Filesize

                              2.0MB

                              MD5

                              29289a4b886b792e9a0f9c8edb76db14

                              SHA1

                              556ee182daae5009bc7879547c40f86ad25eac82

                              SHA256

                              92a9e95875ec40766f348ab47fb2fbfa1a29b9c275063e78cb86645f41987b34

                              SHA512

                              245e80aa84338f24847bc37712cefdb51cf42619f0b358f111e86e1ff640bfadb60927070078f69b857f059f36f4ff9e71ca131efb763f2987c61c6a74e987e6

                            • \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/112-116-0x00000000003E0000-0x000000000047C000-memory.dmp

                              Filesize

                              624KB

                            • memory/112-112-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

                              Filesize

                              4KB

                            • memory/1188-152-0x0000000000B30000-0x0000000000B8E000-memory.dmp

                              Filesize

                              376KB

                            • memory/1384-56-0x0000000000210000-0x000000000026E000-memory.dmp

                              Filesize

                              376KB

                            • memory/1456-66-0x0000000000F70000-0x0000000000FCE000-memory.dmp

                              Filesize

                              376KB

                            • memory/2188-30-0x0000000000EB0000-0x0000000000EB1000-memory.dmp

                              Filesize

                              4KB

                            • memory/2440-106-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                              Filesize

                              4KB

                            • memory/2444-134-0x0000000000F70000-0x0000000000FCE000-memory.dmp

                              Filesize

                              376KB

                            • memory/2484-115-0x0000000000CB0000-0x0000000000D0E000-memory.dmp

                              Filesize

                              376KB

                            • memory/2632-53-0x00000000003E0000-0x000000000047C000-memory.dmp

                              Filesize

                              624KB

                            • memory/2632-68-0x00000000003E0000-0x000000000047C000-memory.dmp

                              Filesize

                              624KB

                            • memory/2632-44-0x0000000000020000-0x0000000000021000-memory.dmp

                              Filesize

                              4KB

                            • memory/2632-46-0x000007FFFFFDC000-0x000007FFFFFDD000-memory.dmp

                              Filesize

                              4KB

                            • memory/2632-47-0x0000000000020000-0x0000000000021000-memory.dmp

                              Filesize

                              4KB

                            • memory/2632-52-0x00000000003E0000-0x000000000047C000-memory.dmp

                              Filesize

                              624KB

                            • memory/2632-48-0x00000000003E0000-0x000000000047C000-memory.dmp

                              Filesize

                              624KB

                            • memory/2768-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                              Filesize

                              4KB

                            • memory/2768-31-0x0000000000080000-0x00000000000A0000-memory.dmp

                              Filesize

                              128KB

                            • memory/2768-43-0x0000000000080000-0x00000000000A0000-memory.dmp

                              Filesize

                              128KB

                            • memory/2768-33-0x0000000000080000-0x00000000000A0000-memory.dmp

                              Filesize

                              128KB