Analysis

  • max time kernel
    6s
  • max time network
    142s
  • 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 23:33

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

    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 1 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 5 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⤵
    • 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:3012
    • 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:5060
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4192
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 556
          3⤵
          • Program crash
          PID:2212
      • 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:2364
        • 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:3272
        • 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:1500
          • 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:876
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3PHYFcMiGO6M.bat" "
            4⤵
              PID:1728
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4784
                • 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:2688
                    • 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:3532
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4nTpIhOebLIU.bat" "
                      6⤵
                        PID:3204
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:412
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:696
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 2244
                          6⤵
                          • Program crash
                          PID:4548
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 2016
                      4⤵
                      • Program crash
                      PID:4632
                • C:\Users\Admin\AppData\Local\Temp\6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.exe
                  "C:\Users\Admin\AppData\Local\Temp\6e64a24809ecb79c60f17bd54f5748014806ab124bfd95873a24a27efbd7c7cc.exe"
                  2⤵
                  • System Location Discovery: System Language Discovery
                  PID:1460
                • 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:2580
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5060 -ip 5060
                1⤵
                  PID:1636
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1500 -ip 1500
                  1⤵
                    PID:1852
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:2052
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:2840
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:1300
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 520
                              3⤵
                              • Program crash
                              PID:956
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:1636
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:3080
                              • 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:1292
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2840 -ip 2840
                              1⤵
                                PID:3508
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2688 -ip 2688
                                1⤵
                                  PID:3000
                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                  1⤵
                                    PID:2544
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:4504

                                    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\3PHYFcMiGO6M.bat

                                      Filesize

                                      208B

                                      MD5

                                      40dff405b771b8c5d6abc089f4b8173f

                                      SHA1

                                      910df867f1ca05cbe2234dc16e1cd2089562a668

                                      SHA256

                                      62fe68ba5dbc94ec516998eabfc3d056fc470d71fa11aa640c34a0b8afa3cc1e

                                      SHA512

                                      1a55ed50d6f6e615d0898a23bfced5762ff9b3792fb5c09fc56055dc95f988975d254a33630701eeab8acf3be73aba0f216b718d6e0e0163e11e3c772f936c59

                                    • C:\Users\Admin\AppData\Local\Temp\4nTpIhOebLIU.bat

                                      Filesize

                                      208B

                                      MD5

                                      e6a2a704c2be4772a6eeb272a3ed7ef8

                                      SHA1

                                      cc2c4d76821fe14a2aab0b209d64c67f74e30e6d

                                      SHA256

                                      3972a3e8cfe0c149a7a933f75e395f8733bbe40169ccdfd9bbace321f0323dc7

                                      SHA512

                                      47127032ebb9fb9194d2a5656eedf9d6bdfe9b1153e5621d42d4f1e471800badba19f0bf2bc02501057074eee37ebf4c4cf8e27b1584fbcf55bec214dc65334a

                                    • 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

                                      2bf65b040272010d964acc02f7106c56

                                      SHA1

                                      aab65aed239b29ffcafa228c2ee328aeccbb3dea

                                      SHA256

                                      3d44fee97817d4065f4aa89740f58867aba12a61143151cfa3dfe2754f56f952

                                      SHA512

                                      cb717162c972ec3f9c599147d21467f2e66d1d3d0027b142bde27fed7ab4d561115a8bc2486ae259852a368b7e12398da341e5754db65788f8596636fbaf70e9

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

                                      Filesize

                                      2.0MB

                                      MD5

                                      9a1ae755f6b188aded003597a154004d

                                      SHA1

                                      db50ac226cf9326b0327db9fc53e8804f7562a17

                                      SHA256

                                      479d70c4b62e056a66447195afd56c7dcf80ccff3381846031fc4361143e0760

                                      SHA512

                                      cbed4db0216a045369c88d605cc221262f2f5e8ddc96f1983819e4d0dcdc337b46f3f2004b6f7558da1d321fd4a1b68b47768ac40e4621fa1243912bd04719a5

                                    • memory/1460-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1460-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1500-45-0x0000000006420000-0x000000000642A000-memory.dmp

                                      Filesize

                                      40KB

                                    • memory/2364-29-0x0000000072E0E000-0x0000000072E0F000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2364-37-0x0000000005CB0000-0x0000000005CEC000-memory.dmp

                                      Filesize

                                      240KB

                                    • memory/2364-36-0x0000000005770000-0x0000000005782000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2364-35-0x0000000004A40000-0x0000000004AA6000-memory.dmp

                                      Filesize

                                      408KB

                                    • memory/2364-34-0x0000000004AF0000-0x0000000004B82000-memory.dmp

                                      Filesize

                                      584KB

                                    • memory/2364-33-0x00000000050A0000-0x0000000005644000-memory.dmp

                                      Filesize

                                      5.6MB

                                    • memory/2364-32-0x0000000000120000-0x000000000017E000-memory.dmp

                                      Filesize

                                      376KB

                                    • memory/3012-19-0x0000000001130000-0x0000000001131000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3080-74-0x0000000000A40000-0x0000000000A60000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3080-80-0x0000000000A40000-0x0000000000A60000-memory.dmp

                                      Filesize

                                      128KB