Analysis

  • max time kernel
    5s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2025 04:17

General

  • Target

    be8659fc470624a33b0c7cbed4f9c83fe1ef4a2acde44ac854d93ea09c9cc7d9.exe

  • Size

    2.0MB

  • MD5

    fb4a2cd93ce333b117dedf2ab70c7fa9

  • SHA1

    f82dc829865cd26563275f110675afb71c9472c4

  • SHA256

    be8659fc470624a33b0c7cbed4f9c83fe1ef4a2acde44ac854d93ea09c9cc7d9

  • SHA512

    017e616a1c864e577199a24370d9ac41acb05641957b4e1e3c92bd12c2570e9e56ad65b953e642eb891ebec1fec8de94c1d9021d58cadff19b1d1f703e20df15

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY4:2u0c++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 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 4 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\be8659fc470624a33b0c7cbed4f9c83fe1ef4a2acde44ac854d93ea09c9cc7d9.exe
    "C:\Users\Admin\AppData\Local\Temp\be8659fc470624a33b0c7cbed4f9c83fe1ef4a2acde44ac854d93ea09c9cc7d9.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:4740
    • 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:3056
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2952
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 548
          3⤵
          • Program crash
          PID:4728
      • 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:4176
        • 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:2064
        • 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:4388
          • 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:2128
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\88qkFFtnQqfo.bat" "
            4⤵
              PID:2840
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2340
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4976
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2724
                    • 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:3044
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\dl0is01STGw9.bat" "
                      6⤵
                        PID:2064
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:644
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4392
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:4424
                              • 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:3208
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 2164
                            6⤵
                            • Program crash
                            PID:4452
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 2256
                        4⤵
                        • Program crash
                        PID:4672
                  • C:\Users\Admin\AppData\Local\Temp\be8659fc470624a33b0c7cbed4f9c83fe1ef4a2acde44ac854d93ea09c9cc7d9.exe
                    "C:\Users\Admin\AppData\Local\Temp\be8659fc470624a33b0c7cbed4f9c83fe1ef4a2acde44ac854d93ea09c9cc7d9.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3136
                  • 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:2744
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3056 -ip 3056
                  1⤵
                    PID:3836
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                    • Executes dropped EXE
                    PID:1056
                    • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                      "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                      2⤵
                        PID:2936
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k
                          3⤵
                            PID:4344
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 520
                            3⤵
                            • Program crash
                            PID:3924
                        • C:\Users\Admin\AppData\Local\Temp\windef.exe
                          "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                          2⤵
                            PID:3224
                          • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                            "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                            2⤵
                              PID:4120
                            • 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:3852
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2936 -ip 2936
                            1⤵
                              PID:2180
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4388 -ip 4388
                              1⤵
                                PID:3940
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2724 -ip 2724
                                1⤵
                                  PID:1044
                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                  1⤵
                                    PID:1344

                                  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\Temp\88qkFFtnQqfo.bat

                                    Filesize

                                    208B

                                    MD5

                                    b37ccb20a12d4cb5ac949d69e1589e4a

                                    SHA1

                                    d690592f2a284f933d6978e30a7d31b14b0a60a4

                                    SHA256

                                    f7c5aeda45e5e8d6a6355bc47f0210627ceacf0d96afff7c229b0be1c824c09b

                                    SHA512

                                    c421be3c416f594c5f65fce6158ef94a800f164102b36dc847937f5dac6276ae3a4ca425a80482b8bb107e6c6bc313c50715fcf7753906a29fc0ad0457451304

                                  • C:\Users\Admin\AppData\Local\Temp\dl0is01STGw9.bat

                                    Filesize

                                    208B

                                    MD5

                                    bcfd00530fd50918d29b73c0ff7f7f96

                                    SHA1

                                    0cfd867ddfc7579ebd1bf5cc63ab793ff57cfe64

                                    SHA256

                                    ce98f887728229a8bd58082682bf39894c5fcc883bcac580dcec91173016793a

                                    SHA512

                                    8439960ece5cc76b3767bc0861df0ac27ba8d51f3a93518bde560b9de1a42bfa13c494906fd4731df58dde86b692ae1055406034f3d61ebf5d48addf0af17b7f

                                  • 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\01-09-2025

                                    Filesize

                                    224B

                                    MD5

                                    d74c2ceb1077dbb92c13629e5f046be7

                                    SHA1

                                    faf00348c04c0f8004f67485978519a25a33366c

                                    SHA256

                                    1e5899913a55136312960ab169b28e8d7024b55da47d00526d4e903b119a99a7

                                    SHA512

                                    2d4c776ea311d8e3c3fba996f78ac9937f09b771b6b98bb05417856f990b34f8104e0e6da7e4756708fba3e2b6260157cc8d53e09d1a226a845f68243ae0dd7e

                                  • C:\Users\Admin\AppData\Roaming\Logs\01-09-2025

                                    Filesize

                                    224B

                                    MD5

                                    e34e465420c53daa17c6b701a081d752

                                    SHA1

                                    8b60eaa04d98c54a2dfbe33deffe3cd3049f7496

                                    SHA256

                                    406b246bbb70f735e598e025efd94e8e81f38c3430bdea436c0066a2511fbc9e

                                    SHA512

                                    7ef0fd3672879b42d8572df6be26fc994fb12a8c49c1226c41eeabe58b10e7ab02b3091a7a5014e5142946641d4edf2f22e2787690d8193ecee5ab6cc30ffdab

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

                                    Filesize

                                    2.0MB

                                    MD5

                                    96cf561c9cd2e2c153df920c2154c151

                                    SHA1

                                    710c313919ee2f619d3280a033846cff3e03310d

                                    SHA256

                                    74823b8134e7f99f3f50fadd9b9d55263af86d899c333b92613070e1b5eaf3e8

                                    SHA512

                                    197a774c0113f7823ee0a3e9530b6aa97e42fe9e3f95f4b344a33ed638aa9c2ec62e1ae895c33a47ff0ebeb002f291d15c90457e296ff395ed842f88daa59579

                                  • memory/3136-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3136-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4176-34-0x0000000004BD0000-0x0000000004C62000-memory.dmp

                                    Filesize

                                    584KB

                                  • memory/4176-37-0x0000000005D30000-0x0000000005D6C000-memory.dmp

                                    Filesize

                                    240KB

                                  • memory/4176-36-0x0000000005030000-0x0000000005042000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4176-35-0x0000000004B20000-0x0000000004B86000-memory.dmp

                                    Filesize

                                    408KB

                                  • memory/4176-33-0x0000000005060000-0x0000000005604000-memory.dmp

                                    Filesize

                                    5.6MB

                                  • memory/4176-32-0x00000000001B0000-0x000000000020E000-memory.dmp

                                    Filesize

                                    376KB

                                  • memory/4176-29-0x000000007319E000-0x000000007319F000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4388-45-0x0000000006060000-0x000000000606A000-memory.dmp

                                    Filesize

                                    40KB

                                  • memory/4740-18-0x0000000003B10000-0x0000000003B11000-memory.dmp

                                    Filesize

                                    4KB