Analysis

  • max time kernel
    4s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 22:41

General

  • Target

    40e02453c74fbeb3a81cfcd91dc01e98562c23ec9cf8c117b4c3a61460ef58b6.exe

  • Size

    2.0MB

  • MD5

    e5be965643124dc822177e3f07362336

  • SHA1

    ebc5a9e255a01ed9aac6ae7886cbf893d5974e13

  • SHA256

    40e02453c74fbeb3a81cfcd91dc01e98562c23ec9cf8c117b4c3a61460ef58b6

  • SHA512

    2f4242a7317f261fd3e935f23a719c4b71efb73aaa2ba2c6caad478e033a4a7461300fda90e08075930f41b4348afbe8a76e9bf5dfe1e454937a18ed15ed8a95

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYU:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y2

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 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 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 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40e02453c74fbeb3a81cfcd91dc01e98562c23ec9cf8c117b4c3a61460ef58b6.exe
    "C:\Users\Admin\AppData\Local\Temp\40e02453c74fbeb3a81cfcd91dc01e98562c23ec9cf8c117b4c3a61460ef58b6.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:1628
    • 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:2156
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
        • Maps connected drives based on registry
        PID:584
    • 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
      PID:2040
      • 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:1784
      • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
        "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
        3⤵
          PID:2996
          • 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:1496
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c ""C:\Users\Admin\AppData\Local\Temp\UlfFwhjNncbm.bat" "
            4⤵
              PID:2232
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:1960
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:2176
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1716
                    • 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:1320
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c ""C:\Users\Admin\AppData\Local\Temp\hTg939qanSQ8.bat" "
                      6⤵
                        PID:1968
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2664
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2460
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 1716 -s 1460
                          6⤵
                          • Program crash
                          PID:1944
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 1400
                      4⤵
                      • Program crash
                      PID:1424
                • C:\Users\Admin\AppData\Local\Temp\40e02453c74fbeb3a81cfcd91dc01e98562c23ec9cf8c117b4c3a61460ef58b6.exe
                  "C:\Users\Admin\AppData\Local\Temp\40e02453c74fbeb3a81cfcd91dc01e98562c23ec9cf8c117b4c3a61460ef58b6.exe"
                  2⤵
                  • System Location Discovery: System Language Discovery
                  PID:2312
                • 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:1804
              • C:\Windows\system32\taskeng.exe
                taskeng.exe {7B093A2C-D20E-4209-B174-2A4EC653B7A2} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
                1⤵
                  PID:1540
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    2⤵
                      PID:2532
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        3⤵
                          PID:2440
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            4⤵
                              PID:2096
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            3⤵
                              PID:576
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              3⤵
                                PID:2140
                              • 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:1588

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

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

                            Filesize

                            208B

                            MD5

                            ae75d923b9a9e2b18d72a37cb53a90ea

                            SHA1

                            57f429700514b26d5491b113f5aa658193a8e6f1

                            SHA256

                            69bc9c77965ae73ad85d96a66992662438cdd9e5f865a0468da0cb79832203fc

                            SHA512

                            32eed6cb13cd30eb66fb804b59d0e23da699de041c3f96f37761d5e618171e985f06761c0af0604e701ed141cbbd67c79e8f06a0230a153d5191e0fff156a7d0

                          • C:\Users\Admin\AppData\Local\Temp\hTg939qanSQ8.bat

                            Filesize

                            208B

                            MD5

                            b1b7308edb8db47f4198adf81a58f13c

                            SHA1

                            3a9e1e31712075f6ffda5ab915d3c53c79df70cf

                            SHA256

                            e5c2b18df3780a9433117805e6e15f953cb20ac93df321267be1ba804528e8c6

                            SHA512

                            6d031cf7dd92c94f698c0fe6670557b0512fdc81101ef5c44d633d19971b67611a316af884616ca19bc8c40d681398c8fb2818d5b37b43ad7e47bcd94723aa0d

                          • 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\01-12-2025

                            Filesize

                            224B

                            MD5

                            093212e0763ef6957b922cac970055d7

                            SHA1

                            7171416fc9a6674d82d2aaa0c76dcda76962d947

                            SHA256

                            5b9d77fe20da6fbaf3b81fee5b91ab33fdbdef604e69a2e8b822740a5a3b05dd

                            SHA512

                            d37100321a9270bb30b90a6723883865733c707f5544f2b64ea4606a6cea1df78ff9c4f85c97ceb009d3d97cc9087ebcd0afa5804fcaf6ef4c7f1d686844e846

                          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\PDHO9THI.txt

                            Filesize

                            211B

                            MD5

                            c434f0721498015ba3f066ca002e2f33

                            SHA1

                            93fda9a1dd0693f0b064e40dcb342505e218538f

                            SHA256

                            6089ac033a95fb3b6937460ac6df4f11b2cd3f8b09aca6a1b28ece63b2376e6c

                            SHA512

                            24313d7f0b29247b02b3295ce3fb684a137b29304a153a97e50efa908094f12ebf97ad23ea4552f7179cf6f25def683a9da96bc90318983708f0e98c25bfef81

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

                            Filesize

                            2.0MB

                            MD5

                            635dbcdfe5d60407af8010fb0c747cde

                            SHA1

                            e49a1f6b8a229baf315737b1293064cfea286304

                            SHA256

                            1d314863aec433b1ccb15691aef2ac47c5f5ef83d918209fe5e1582e5726c436

                            SHA512

                            ed568ec3f5a247b3bd21e670cabdd706c596f96877e324ccb0235887cece913871453e7f98bbcd9d37eb64a9b203102e41811e1a7151e6ebb25db3caba4edb9e

                          • memory/576-135-0x00000000001F0000-0x000000000024E000-memory.dmp

                            Filesize

                            376KB

                          • memory/584-51-0x0000000000300000-0x000000000039C000-memory.dmp

                            Filesize

                            624KB

                          • memory/584-47-0x0000000000300000-0x000000000039C000-memory.dmp

                            Filesize

                            624KB

                          • memory/584-44-0x0000000000020000-0x0000000000021000-memory.dmp

                            Filesize

                            4KB

                          • memory/584-46-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

                            Filesize

                            4KB

                          • memory/1628-29-0x0000000000D30000-0x0000000000D31000-memory.dmp

                            Filesize

                            4KB

                          • memory/1716-81-0x0000000001370000-0x00000000013CE000-memory.dmp

                            Filesize

                            376KB

                          • memory/2040-54-0x0000000000CD0000-0x0000000000D2E000-memory.dmp

                            Filesize

                            376KB

                          • memory/2096-124-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

                            Filesize

                            4KB

                          • memory/2096-131-0x00000000003F0000-0x000000000048C000-memory.dmp

                            Filesize

                            624KB

                          • memory/2096-126-0x00000000003F0000-0x000000000048C000-memory.dmp

                            Filesize

                            624KB

                          • memory/2140-133-0x00000000004D0000-0x00000000004F0000-memory.dmp

                            Filesize

                            128KB

                          • memory/2140-120-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                            Filesize

                            4KB

                          • memory/2140-117-0x00000000004D0000-0x00000000004F0000-memory.dmp

                            Filesize

                            128KB

                          • memory/2312-43-0x0000000000080000-0x00000000000A0000-memory.dmp

                            Filesize

                            128KB

                          • memory/2312-33-0x0000000000080000-0x00000000000A0000-memory.dmp

                            Filesize

                            128KB

                          • memory/2312-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                            Filesize

                            4KB

                          • memory/2312-31-0x0000000000080000-0x00000000000A0000-memory.dmp

                            Filesize

                            128KB

                          • memory/2996-62-0x0000000000B10000-0x0000000000B6E000-memory.dmp

                            Filesize

                            376KB