Analysis

  • max time kernel
    4s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2025 10:56

General

  • Target

    fe039075747c46819057d62cfb644713a04449b7ee14029aa3361ba615d63415.exe

  • Size

    2.0MB

  • MD5

    5be460e9470d07b0ae466d6f15ef3c1e

  • SHA1

    39683b9d14acb38ce52537cbb45b1d32cc28d893

  • SHA256

    fe039075747c46819057d62cfb644713a04449b7ee14029aa3361ba615d63415

  • SHA512

    2d975953ca33381616e50e5d494929b89ab9a6488eb08f7606ec9daeeffa663d67050908f3a4dd8a12c08ecb7e90214b1a757b8b46aff0a3de2eaea45b36d1bd

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYP:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YZ

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 5 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 7 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\fe039075747c46819057d62cfb644713a04449b7ee14029aa3361ba615d63415.exe
    "C:\Users\Admin\AppData\Local\Temp\fe039075747c46819057d62cfb644713a04449b7ee14029aa3361ba615d63415.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:1352
    • 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:3324
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4944
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3324 -s 548
          3⤵
          • Program crash
          PID:1080
      • 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:560
        • 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:1248
        • 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:4860
          • 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:1972
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\lHkdQkmxpxUa.bat" "
            4⤵
              PID:4080
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3280
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1712
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:5088
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1972
                  4⤵
                  • Program crash
                  PID:2056
            • C:\Users\Admin\AppData\Local\Temp\fe039075747c46819057d62cfb644713a04449b7ee14029aa3361ba615d63415.exe
              "C:\Users\Admin\AppData\Local\Temp\fe039075747c46819057d62cfb644713a04449b7ee14029aa3361ba615d63415.exe"
              2⤵
              • System Location Discovery: System Language Discovery
              PID:4868
            • 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:2388
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3324 -ip 3324
            1⤵
              PID:4652
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4860 -ip 4860
              1⤵
                PID:3508
              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                1⤵
                  PID:440
                  • 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:652
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 4428 -s 520
                          3⤵
                          • Program crash
                          PID:1116
                      • C:\Users\Admin\AppData\Local\Temp\windef.exe
                        "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                        2⤵
                          PID:1936
                          • 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:1004
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            3⤵
                              PID:436
                              • 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:3668
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9nXffMpZSdNe.bat" "
                                4⤵
                                  PID:4316
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 65001
                                    5⤵
                                      PID:3228
                                    • C:\Windows\SysWOW64\PING.EXE
                                      ping -n 10 localhost
                                      5⤵
                                      • System Network Configuration Discovery: Internet Connection Discovery
                                      • Runs ping.exe
                                      PID:2916
                                    • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                                      "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                                      5⤵
                                        PID:5048
                                        • 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:2056
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 1684
                                          6⤵
                                          • Program crash
                                          PID:4772
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 2268
                                      4⤵
                                      • Program crash
                                      PID:3680
                                • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                  "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                  2⤵
                                    PID:4152
                                  • 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:3544
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4428 -ip 4428
                                  1⤵
                                    PID:4848
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 436 -ip 436
                                    1⤵
                                      PID:2200
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5048 -ip 5048
                                      1⤵
                                        PID:1616
                                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                        1⤵
                                          PID:3980
                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                          1⤵
                                            PID:4416
                                          • C:\Windows\explorer.exe
                                            explorer.exe
                                            1⤵
                                              PID:2452

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            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\Microsoft\CLR_v4.0_32\UsageLogs\winsock.exe.log

                                              Filesize

                                              701B

                                              MD5

                                              5de8527438c860bfa3140dc420a03e52

                                              SHA1

                                              235af682986b3292f20d8d71a8671353f5d6e16d

                                              SHA256

                                              d9d92cd6e7a4507912965138b8d1eabb3f188f4dfcb61115ee99dc2c0fd43a92

                                              SHA512

                                              77c3a774a2235c55ad520f1bf0c71fa3d3f0e7cf478a78e0d4dd6d253ee12a9859acc9ee822664467387788a2655a18373c8fcf08ea0d001549d3d4391b00bf8

                                            • C:\Users\Admin\AppData\Local\Temp\9nXffMpZSdNe.bat

                                              Filesize

                                              208B

                                              MD5

                                              296c1d2dfb2ad5b8494bda086ff05709

                                              SHA1

                                              72d68573287210c198393d3f6aa9d4322621244e

                                              SHA256

                                              827641bbb74c6e3ec81ad0c8dbc94ea5fd257b9f00b1651ec414f42c68e561b0

                                              SHA512

                                              9d7778d9732e224ea048d7e741ec9a36b596b3193a7b6f6023368d6f1f2d6ad77febb578d879aa005d9c5a5c34283c9cf59399f309bade6a9120240aae765c63

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

                                              Filesize

                                              208B

                                              MD5

                                              5ad90f158926a81a47c768d06f51abd7

                                              SHA1

                                              282ccc83cf1385e3dcf5a4eddd5d95e00bd6ae36

                                              SHA256

                                              5660065fdb1821b1e1513618f6cd13b6ddf6ac11418f8d1609b9079f8db7987e

                                              SHA512

                                              970ccf1036d51763aedff6a6c6bf8210eb4ab6429a1d94329bdae8cd76e03f0976b45bb7c062fb5c55221fa930d760b518b35472dd4524209773ef9f28ccb9cb

                                            • 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\01-15-2025

                                              Filesize

                                              224B

                                              MD5

                                              e2842176f705dcf851e468ea1fad0ee3

                                              SHA1

                                              4bbae7286a898f63e88718ee5be22251ec794fe8

                                              SHA256

                                              dcff5149dde9499728da8dd5e4831630459d908226982dee38b4ae2e1c2f1546

                                              SHA512

                                              19da965909e09b15ad8a1fe33f85e33e0d89b25249879fd1db61745b4262c405913df444d73709dc27922c742607fafd65e88c440c81c472ed8967582d938712

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

                                              Filesize

                                              2.0MB

                                              MD5

                                              9d3b1cd82a45244fd9e1161fabbe92ad

                                              SHA1

                                              d5d66eb183d0d10fcd7201398169e1d300aac843

                                              SHA256

                                              c357ff8f8784e6135f80ee3fac662eb0e14fd69dffac2cdec51d1fe3637e646c

                                              SHA512

                                              ca7faa3efa8c9aa82cb5a8dc0fffc3452e89bccec9161c1010e691c001dcea1f83cff9b5f7b72b8eebbd214b17beac27ea8b4020d6fc20e517eab384d2d954f5

                                            • memory/560-29-0x00000000730FE000-0x00000000730FF000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/560-35-0x0000000005760000-0x00000000057C6000-memory.dmp

                                              Filesize

                                              408KB

                                            • memory/560-36-0x0000000006450000-0x0000000006462000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/560-37-0x0000000006990000-0x00000000069CC000-memory.dmp

                                              Filesize

                                              240KB

                                            • memory/560-34-0x00000000056C0000-0x0000000005752000-memory.dmp

                                              Filesize

                                              584KB

                                            • memory/560-33-0x0000000005B40000-0x00000000060E4000-memory.dmp

                                              Filesize

                                              5.6MB

                                            • memory/560-30-0x0000000000D10000-0x0000000000D6E000-memory.dmp

                                              Filesize

                                              376KB

                                            • memory/1352-19-0x0000000004080000-0x0000000004081000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4152-71-0x0000000000B60000-0x0000000000B80000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/4152-77-0x0000000000B60000-0x0000000000B80000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/4860-45-0x0000000006E10000-0x0000000006E1A000-memory.dmp

                                              Filesize

                                              40KB

                                            • memory/4868-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/4868-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                              Filesize

                                              128KB