Analysis

  • max time kernel
    6s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2024 00:00

General

  • Target

    8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84.exe

  • Size

    2.0MB

  • MD5

    9e163764e06bf352c692a9c4d152786f

  • SHA1

    b36cf94ab0214191d1eb27b623d4f5a6d65ec99c

  • SHA256

    8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84

  • SHA512

    e0d980a79c82e5efb7b1bd432cd04bb981aee45c7858401059fb2e590c8bdfc3de6118686b28f0af82b44b8a7a0c800664a02c01e23d7b82deaa5890d840ba40

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YX

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\8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84.exe
    "C:\Users\Admin\AppData\Local\Temp\8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84.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:3288
    • 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:1072
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2140
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 184
          3⤵
          • Program crash
          PID:2584
      • 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:908
        • 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:912
        • 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:4220
          • 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:2792
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\zlIKzVnfAnes.bat" "
            4⤵
              PID:2896
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3312
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:3392
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:2292
                    • 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:1696
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LPlb8Dn95hV5.bat" "
                      6⤵
                        PID:5112
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2052
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:1064
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:3252
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2292 -s 2244
                            6⤵
                            • Program crash
                            PID:2716
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4220 -s 2260
                        4⤵
                        • Program crash
                        PID:4728
                  • C:\Users\Admin\AppData\Local\Temp\8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84.exe
                    "C:\Users\Admin\AppData\Local\Temp\8b32fa130f48a428b415a5be46c6cb1b2004f5ff5d3d432787f926f8e97a8e84.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:2176
                  • 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:3952
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1072 -ip 1072
                  1⤵
                    PID:3068
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:1428
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:1124
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:508
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 520
                              3⤵
                              • Program crash
                              PID:436
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:3304
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:4648
                              • 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:3688
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1124 -ip 1124
                              1⤵
                                PID:372
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4220 -ip 4220
                                1⤵
                                  PID:4564
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2292 -ip 2292
                                  1⤵
                                    PID:1832
                                  • C:\Windows\system32\sihost.exe
                                    sihost.exe
                                    1⤵
                                      PID:116
                                      • C:\Windows\explorer.exe
                                        explorer.exe /LOADSAVEDWINDOWS
                                        2⤵
                                          PID:4664
                                      • C:\Windows\system32\dwm.exe
                                        "dwm.exe"
                                        1⤵
                                          PID:2508
                                        • C:\Windows\system32\dwm.exe
                                          "dwm.exe"
                                          1⤵
                                            PID:2040
                                          • C:\Windows\system32\dwm.exe
                                            "dwm.exe"
                                            1⤵
                                              PID:4856
                                            • C:\Windows\system32\dwm.exe
                                              "dwm.exe"
                                              1⤵
                                                PID:3848
                                              • C:\Windows\system32\dwm.exe
                                                "dwm.exe"
                                                1⤵
                                                  PID:2588
                                                • C:\Windows\system32\dwm.exe
                                                  "dwm.exe"
                                                  1⤵
                                                    PID:3876
                                                  • C:\Windows\system32\dwm.exe
                                                    "dwm.exe"
                                                    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:2880
                                                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                        1⤵
                                                          PID:392

                                                        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\LPlb8Dn95hV5.bat

                                                          Filesize

                                                          208B

                                                          MD5

                                                          8d43b998fd0b67fc1074ea5f69c8d5eb

                                                          SHA1

                                                          d7699509898c198ec8f9909392423987abf4ecf5

                                                          SHA256

                                                          09383b8b963403678f407a042533cabf930e517410cd4f30cb50aa65c7516f77

                                                          SHA512

                                                          63f4c1a184f27e5fef957c78e2b56f01f40d8e3b1682a31dd522d308051e285573eebbe8b6d3d6cf40794892ec2331b3d78044def4fea342f9d7f55ac7fd0dc1

                                                        • 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\Local\Temp\zlIKzVnfAnes.bat

                                                          Filesize

                                                          208B

                                                          MD5

                                                          c7f2d0c3be7073b7acfd5e73b9bd9af3

                                                          SHA1

                                                          3e9b847055fa126732843fcb66a7a0c98bf13bdd

                                                          SHA256

                                                          9176d9ca1937024bf1b8b93d2be889090f2c3716c58017a72e3179a254351ffc

                                                          SHA512

                                                          abbce47a5267e6bd254ee01f2376abf72eb374bf40b327651f96f7b837ac86ca3c2f8d820c9dd6dbac21c35fcfa79139155a4c571cec9644a0ad0e7d360a5ca5

                                                        • C:\Users\Admin\AppData\Roaming\Logs\12-28-2024

                                                          Filesize

                                                          224B

                                                          MD5

                                                          cb3680e2831bd9c0a82eca8e252d6be6

                                                          SHA1

                                                          2b507cdc6e8af9af4817baaefedb52285b5feef8

                                                          SHA256

                                                          32ed3bb40bf9d8d4cdf038e7de2c49cbb3ace71a8d14b40c8cc0394061b55532

                                                          SHA512

                                                          732abc718866b88f9f84dc2005f66b066344ceae0b0578513208935761e4c980db1889b6f6deae243702d65301664ad4dabba129a0797b4fc7cbe036f7fc7ff2

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

                                                          Filesize

                                                          2.0MB

                                                          MD5

                                                          c29de26a8eb997579c9b4b3b405f186a

                                                          SHA1

                                                          1e2a6f7ca2974dfeb7c032df7bdaf4dc00fc339e

                                                          SHA256

                                                          ec77a9aeb704ce877acee6c1fd5bb453cdfd1976e69e23d1234cf20611dfc640

                                                          SHA512

                                                          659b7b0f981b76926216677913aa146e0dc24757dc852fee7adbf1518ed9517aa856e989ed7466a859402c7e38319cd58aac8333b57392d351fe2c4a5a26f5d1

                                                        • memory/908-36-0x0000000005D80000-0x0000000005DBC000-memory.dmp

                                                          Filesize

                                                          240KB

                                                        • memory/908-34-0x0000000004B40000-0x0000000004BA6000-memory.dmp

                                                          Filesize

                                                          408KB

                                                        • memory/908-35-0x0000000005080000-0x0000000005092000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/908-33-0x0000000004C00000-0x0000000004C92000-memory.dmp

                                                          Filesize

                                                          584KB

                                                        • memory/908-32-0x00000000050F0000-0x0000000005694000-memory.dmp

                                                          Filesize

                                                          5.6MB

                                                        • memory/908-31-0x00000000001F0000-0x000000000024E000-memory.dmp

                                                          Filesize

                                                          376KB

                                                        • memory/2176-28-0x00000000003B0000-0x00000000003D0000-memory.dmp

                                                          Filesize

                                                          128KB

                                                        • memory/2176-20-0x00000000003B0000-0x00000000003D0000-memory.dmp

                                                          Filesize

                                                          128KB

                                                        • memory/3252-85-0x0000000006610000-0x0000000006896000-memory.dmp

                                                          Filesize

                                                          2.5MB

                                                        • memory/3288-19-0x0000000003B20000-0x0000000003B21000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/4220-44-0x0000000005FC0000-0x0000000005FCA000-memory.dmp

                                                          Filesize

                                                          40KB

                                                        • memory/4648-66-0x0000000000660000-0x0000000000680000-memory.dmp

                                                          Filesize

                                                          128KB

                                                        • memory/4648-72-0x0000000000660000-0x0000000000680000-memory.dmp

                                                          Filesize

                                                          128KB