Analysis

  • max time kernel
    5s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 23:23

General

  • Target

    6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.exe

  • Size

    2.0MB

  • MD5

    7d1e2bf1e24b78a928214dec96dfe1aa

  • SHA1

    19e3a047d7c1e5c31137905ff92a3359bd314bfb

  • SHA256

    6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc

  • SHA512

    8ad1e46f0193895cb00ba61da19fc1cf4b0660c80d42da89c1234cc43dcdaa801e3cc2559437998971fcb313a8cc60bb1df6ec6ffc915e277e534928de7ac8d5

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YC

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 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\6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.exe
    "C:\Users\Admin\AppData\Local\Temp\6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.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:3436
    • 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:3660
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:1840
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 548
          3⤵
          • Program crash
          PID:2868
      • 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:3224
        • 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:4060
        • 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:4616
          • 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:1340
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XKWP3UUghKEk.bat" "
            4⤵
              PID:2452
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2872
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4936
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1208
                    • 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:1336
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CBRxU6IPgM28.bat" "
                      6⤵
                        PID:4116
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2148
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2044
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:996
                              • 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:3916
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 2212
                            6⤵
                            • Program crash
                            PID:4532
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 2220
                        4⤵
                        • Program crash
                        PID:212
                  • C:\Users\Admin\AppData\Local\Temp\6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.exe
                    "C:\Users\Admin\AppData\Local\Temp\6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1472
                  • 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:3032
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3660 -ip 3660
                  1⤵
                    PID:1592
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:3140
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:4672
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:2980
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 520
                              3⤵
                              • Program crash
                              PID:4020
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:1752
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:3396
                              • 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:2512
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4672 -ip 4672
                              1⤵
                                PID:1708
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4616 -ip 4616
                                1⤵
                                  PID:2024
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1208 -ip 1208
                                  1⤵
                                    PID:2784
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:636

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    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\CBRxU6IPgM28.bat

                                      Filesize

                                      208B

                                      MD5

                                      ec7f351a65c78f21e15cfa6b3b4cbe06

                                      SHA1

                                      878051ca2cb802a798a0f64d31beba0fd7dcf42b

                                      SHA256

                                      c7768eb7a80baccfa3d0e4ed0ecf4eb17433a0d4f1b3f7d3dfca79561bdc7ff0

                                      SHA512

                                      eea84f45af9749aea477294a2855c15a2de700e82aa111ab919b5cc88166e16f7761cb7735ef4b1bb89027e3b036c4557e57e82236eb8f64bf0ae2f08059c7c3

                                    • C:\Users\Admin\AppData\Local\Temp\XKWP3UUghKEk.bat

                                      Filesize

                                      208B

                                      MD5

                                      86ad33782693f6e0a86dce90eea0ff7b

                                      SHA1

                                      7ebd92838091598d897098326ddfe7ee12b26a83

                                      SHA256

                                      2ce3e423e0cd51ae9d14167fd25fe637e767baed358eb957e3193fb4fea32f92

                                      SHA512

                                      720ab361a238adebc4f336dcef4feefe6d90eee18c949ea4fc056fa18405cde400a37200d6684f1e59e73b7d717c11e7dc2d873e19b97d78c3f568ed989a5c64

                                    • 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\11-25-2024

                                      Filesize

                                      224B

                                      MD5

                                      3a44d9053e52d9fb332055f5547dc294

                                      SHA1

                                      5a8ce48245a17fa005e18020c6b88db4b88132ce

                                      SHA256

                                      2b0e03084e666def107c75f19cfd8974109d35df0ddaa8f77fec6d2393b0f19d

                                      SHA512

                                      4b85bfd018f91a52035d1dc05fda03134130e3e7d570b6362ce8ffc699b6e67a1b0fb09414c9b93ed20be4cec4b22c82fe420e086d3b8fc8d10be35946f934ff

                                    • C:\Users\Admin\AppData\Roaming\Logs\11-25-2024

                                      Filesize

                                      224B

                                      MD5

                                      ef9d0ee79f602cbf19cacf274e9e8a2a

                                      SHA1

                                      352914f558d3c0f8e818452223c32962e2f98256

                                      SHA256

                                      99c608394dfa02bd02115c1503680c01f58250fcd462831fb0f8f7281f36b4f8

                                      SHA512

                                      89d42d55fd0f571e39cca075b45c1a83af64b83a6286eca0b6be2f09aa458c3f2a976ba760ebac5507b48d04bdeac4109a460f62ca1531a3ad05d32ff75c00e0

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

                                      Filesize

                                      2.0MB

                                      MD5

                                      b3f36266796f82b6718917b2f5fb58cf

                                      SHA1

                                      e2ba506d10bd65cbba7586c0397f7b507ad7941a

                                      SHA256

                                      670b8187ffa96b0a128920efe56b5380c457292541ab1340c9f38c0150190520

                                      SHA512

                                      0877a22e42286ceca3ce9c800728ddcebdd4b4af951200a8c4c43281c99f2eff9f9c811097959134fbd551d12b658833d2c9d10bbb1dc023bc4615aaa7653e0d

                                    • memory/1472-19-0x0000000000800000-0x0000000000820000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1472-27-0x0000000000800000-0x0000000000820000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3224-36-0x0000000006620000-0x000000000665C000-memory.dmp

                                      Filesize

                                      240KB

                                    • memory/3224-35-0x00000000060E0000-0x00000000060F2000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3224-34-0x0000000005500000-0x0000000005566000-memory.dmp

                                      Filesize

                                      408KB

                                    • memory/3224-33-0x0000000005410000-0x00000000054A2000-memory.dmp

                                      Filesize

                                      584KB

                                    • memory/3224-32-0x00000000059C0000-0x0000000005F64000-memory.dmp

                                      Filesize

                                      5.6MB

                                    • memory/3224-31-0x0000000000AB0000-0x0000000000B0E000-memory.dmp

                                      Filesize

                                      376KB

                                    • memory/3396-66-0x0000000000460000-0x0000000000480000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3396-72-0x0000000000460000-0x0000000000480000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3436-18-0x0000000003CF0000-0x0000000003CF1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4616-44-0x0000000006CB0000-0x0000000006CBA000-memory.dmp

                                      Filesize

                                      40KB