Analysis

  • max time kernel
    7s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2024 06:31

General

  • Target

    7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe

  • Size

    2.0MB

  • MD5

    2b28eeea79a33366457f6195d55f21bd

  • SHA1

    d4faa668b62d8c6bf36c7dcd1d24e8cc485c2ba3

  • SHA256

    7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd

  • SHA512

    949e5e1dadf0905b2ad7ff5278fe1797206e799a5018fd027ecb2718a5aa898500dfe143812cbf5078b7d08a06375b8eef70ef90776be352a9101c7eafbb36df

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YQ

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\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe
    "C:\Users\Admin\AppData\Local\Temp\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.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:4036
    • 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:4948
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:4400
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 548
          3⤵
          • Program crash
          PID:2776
      • 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:2768
        • 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:3656
        • 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:3364
          • 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:4176
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6tmopsnaYyso.bat" "
            4⤵
              PID:1860
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3788
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4300
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:508
                    • 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:1132
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HRZTxVuVdRto.bat" "
                      6⤵
                        PID:3532
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:4976
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:3672
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2264
                              • 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:4112
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 508 -s 2204
                            6⤵
                            • Program crash
                            PID:4608
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 2248
                        4⤵
                        • Program crash
                        PID:4092
                  • C:\Users\Admin\AppData\Local\Temp\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe
                    "C:\Users\Admin\AppData\Local\Temp\7662c298db108d90a128b11b4ebbe05e046849c2478bf000045b224eb1dbf3cd.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:3412
                  • 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:220
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4948 -ip 4948
                  1⤵
                    PID:4244
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3364 -ip 3364
                    1⤵
                      PID:1816
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:1320
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:2932
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:1652
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 520
                                3⤵
                                • Program crash
                                PID:208
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:2508
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:3448
                                • 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:2320
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2932 -ip 2932
                                1⤵
                                  PID:4152
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 508 -ip 508
                                  1⤵
                                    PID:1836

                                  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\6tmopsnaYyso.bat

                                    Filesize

                                    208B

                                    MD5

                                    197d2fd2dfae878b83f45c1e621baa77

                                    SHA1

                                    4c72588ef3eff14abe6ec5cc649d9a7dfd6ca1f3

                                    SHA256

                                    c94e75dc2eeb82aee0ac5d06703c9b01dabb94a87e0ef6a5aaeab5d83eb352a2

                                    SHA512

                                    339575c078b56c98252e45e02b8cdf4399dd0fd24f2a06a480d0505b19e4a188accca4f04e77d1d8ed6698464fe591c477e89f6037f6d4fdd56fe6cc19fa3358

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

                                    Filesize

                                    208B

                                    MD5

                                    66d6c3c443c12e1d0406df716759d057

                                    SHA1

                                    d030dc2710bf20078cc238e226229597945db6d3

                                    SHA256

                                    3b99e7259e67e79016fb251ba17c92c0504f3638cedeeb2b5d79638ed6d68427

                                    SHA512

                                    b953c8b40c34cd003eae7c825d18cdc2c80a426011459a5d2e5c9eb2069d5342f506b6f71af10b9053b5e75c157b03561a31369ffd758db65d88c9a6a06d6f71

                                  • 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\11-17-2024

                                    Filesize

                                    224B

                                    MD5

                                    2900dce1f11dd8c92b552313d4102093

                                    SHA1

                                    5037177b0e0a6dd0f3c5f1578faef7635f8f1544

                                    SHA256

                                    9021ef90b569a6f394d2fa495c18a2cc8d34b5e0183a3151f8357160b5f4a1be

                                    SHA512

                                    e3da8143d02546058684163b1568381b3461e46560822b0462460fef8bed4a72c2d7d8c08528c096b2c4993ce35324171b0b62333a91ad34fd8bb7403b033965

                                  • C:\Users\Admin\AppData\Roaming\Logs\11-17-2024

                                    Filesize

                                    224B

                                    MD5

                                    9b9f3bf44107186d12ae3cc6b8d7526a

                                    SHA1

                                    e6d28eef94f084d08901a04ff14dce6673d2550f

                                    SHA256

                                    4b7016863366a04ed55f5b917d459b8503c16a653ecd7bb82ad80c15b7823bff

                                    SHA512

                                    11ed6a478b834c698bd7e55ca57526ee6489b7068dab3c642dbb190e8b25c7ab71b323418b5c3a043046a6fc12a55df9e28d289ffcb37c7bb268ad396f72f7a7

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

                                    Filesize

                                    2.0MB

                                    MD5

                                    b1d9c40d06a5d79324ee5022619a10dd

                                    SHA1

                                    3a2288e37e97289fbda6f94443aeed6ef2815723

                                    SHA256

                                    4ce3e159a15cb2e324b5173d301758583aef8bbd537b036153540131bb5e7572

                                    SHA512

                                    c190a235c88c27fe63fccc4cf557ec39dde095d5c28e6fa8c52017730abc6f76b1eff8fa802e2f18bbdee2fcd46984b459d9a76e799bc7e81e7e2937292be0d4

                                  • memory/2768-32-0x00000000007A0000-0x00000000007FE000-memory.dmp

                                    Filesize

                                    376KB

                                  • memory/2768-35-0x0000000005190000-0x00000000051F6000-memory.dmp

                                    Filesize

                                    408KB

                                  • memory/2768-36-0x0000000005640000-0x0000000005652000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2768-37-0x0000000006330000-0x000000000636C000-memory.dmp

                                    Filesize

                                    240KB

                                  • memory/2768-34-0x00000000050F0000-0x0000000005182000-memory.dmp

                                    Filesize

                                    584KB

                                  • memory/2768-33-0x00000000056A0000-0x0000000005C44000-memory.dmp

                                    Filesize

                                    5.6MB

                                  • memory/2768-31-0x000000007354E000-0x000000007354F000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3364-45-0x0000000006560000-0x000000000656A000-memory.dmp

                                    Filesize

                                    40KB

                                  • memory/3412-28-0x0000000000400000-0x0000000000420000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3412-20-0x0000000000400000-0x0000000000420000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4036-19-0x0000000003AD0000-0x0000000003AD1000-memory.dmp

                                    Filesize

                                    4KB