Analysis

  • max time kernel
    5s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 04:19

General

  • Target

    7296679eb5cec131fc428b92b6f3b7c93e86544e03f0d2a911d8f885c9c69132.exe

  • Size

    2.0MB

  • MD5

    51497817479b1396e6ea78a7879443b9

  • SHA1

    b6f8b2f0d5b234a693f2cc8fd74657e9742bb3fe

  • SHA256

    7296679eb5cec131fc428b92b6f3b7c93e86544e03f0d2a911d8f885c9c69132

  • SHA512

    11b4f7607d16519a293852c20966c5e27fe1a86d96847adc9604ace6c53972478e95cf4a9f32e402c6eea8c442409674d1b7a351cd9b97480c0ad996dc1edee6

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYR:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YD

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\7296679eb5cec131fc428b92b6f3b7c93e86544e03f0d2a911d8f885c9c69132.exe
    "C:\Users\Admin\AppData\Local\Temp\7296679eb5cec131fc428b92b6f3b7c93e86544e03f0d2a911d8f885c9c69132.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:3924
    • 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:3328
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:1488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3328 -s 552
          3⤵
          • Program crash
          PID:2996
      • 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:3168
        • 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:1456
        • 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:3612
          • 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:1696
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ZLzi2BpDcV27.bat" "
            4⤵
              PID:2984
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:5048
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:2188
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4504
                    • 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:744
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\veDr0D9RSRO9.bat" "
                      6⤵
                        PID:5044
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:4880
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4624
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:2668
                              • 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:2700
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 2240
                            6⤵
                            • Program crash
                            PID:4708
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3612 -s 2224
                        4⤵
                        • Program crash
                        PID:3028
                  • C:\Users\Admin\AppData\Local\Temp\7296679eb5cec131fc428b92b6f3b7c93e86544e03f0d2a911d8f885c9c69132.exe
                    "C:\Users\Admin\AppData\Local\Temp\7296679eb5cec131fc428b92b6f3b7c93e86544e03f0d2a911d8f885c9c69132.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1056
                  • 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:752
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3328 -ip 3328
                  1⤵
                    PID:2776
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:1872
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:3192
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:1068
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 520
                              3⤵
                              • Program crash
                              PID:4508
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:876
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:1448
                              • 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:1088
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3192 -ip 3192
                              1⤵
                                PID:2308
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3612 -ip 3612
                                1⤵
                                  PID:4900
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4504 -ip 4504
                                  1⤵
                                    PID:2168
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:5008
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:840
                                      • C:\Windows\system32\sihost.exe
                                        sihost.exe
                                        1⤵
                                          PID:976
                                          • C:\Windows\explorer.exe
                                            explorer.exe /LOADSAVEDWINDOWS
                                            2⤵
                                              PID:4836

                                          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\ZLzi2BpDcV27.bat

                                            Filesize

                                            208B

                                            MD5

                                            64f8210977936c1a89da709a43455a30

                                            SHA1

                                            2036f8d4211201eb550b6a07c3f4f4cac9c64965

                                            SHA256

                                            77d42f1ce1813563118ec5edbb2ba6faf5e56495f38ed4aa4ea9469af6498b8c

                                            SHA512

                                            da5ad0f9f0744347d33dad0e5242c30331048bfb6f8035d483d3294ca65313147b948f1c0afd7e179753646bbbcf31a2326d2ef2ed4a14a8499e520127a2dc5e

                                          • C:\Users\Admin\AppData\Local\Temp\veDr0D9RSRO9.bat

                                            Filesize

                                            208B

                                            MD5

                                            5b8064dca897a2f81855dcb961d5d900

                                            SHA1

                                            70aa4a1b80769f2b968cbeaa37ccb4946530670c

                                            SHA256

                                            fcf693553f92ddb53185d8e9e043509fbbb31d06f7dd0c76210a90b362274929

                                            SHA512

                                            81cf434c67b46e4e4f92799c9274d6a2c9fdc9fa80d5511d6892af0645e61cf41df45df41f351eca085d39fcaeb7e70d85d6e188140e9b8ebbc6056dd7d15e43

                                          • 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\01-20-2025

                                            Filesize

                                            224B

                                            MD5

                                            58cda3846f00b794a84766745cae3735

                                            SHA1

                                            31f3b5e66374120f85c9fec2b84467d7e2d79ee8

                                            SHA256

                                            7a933f00d6df0b19869bb5ffaf0974fcd899f9b627d5d196fe0adecfef124be7

                                            SHA512

                                            373d15740a2d1037c222c946eee69d35447876c7119c1e7980b1d8dd8ad5d74068d3528e9f533047f702d38d2d2e23c3d1d43439138ef633a776c4d0c2e97c1c

                                          • C:\Users\Admin\AppData\Roaming\Logs\01-20-2025

                                            Filesize

                                            224B

                                            MD5

                                            8fa62fe97c912c1447b7ee2a69f417ca

                                            SHA1

                                            02dad5f2fcca2cd76e8f5159f0b75a9981650941

                                            SHA256

                                            93113eeb2ae3865d8102277aa75c432471302813502da001c91ad15201348998

                                            SHA512

                                            d6d5ca51819f0695b84be3985fa2de75b34e59080c67c6756c32dddb4087283a330e41ba878a38382cb63138715855d789aa04a0bf68af606ee9ee68dd5365f4

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

                                            Filesize

                                            2.0MB

                                            MD5

                                            230fca5e0556336c315af697a2a19fed

                                            SHA1

                                            35160c8bed59ca10ad918f7252a2cbd41b7c72d8

                                            SHA256

                                            1f4a2d27c6a922cabb2f73f904f4b684e8c8d892b513e46242dff96342ac9417

                                            SHA512

                                            b6db154157fdd8446633b40413bad976e8ce674649e71ae31cff8c633425c28feffcd497bd6b5eb9091d5d9eaaff9ed64935c4865e2fcfd030c6735c0e1c6b9d

                                          • memory/1056-27-0x0000000000400000-0x0000000000420000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/1056-19-0x0000000000400000-0x0000000000420000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/3168-35-0x00000000059C0000-0x00000000059D2000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3168-36-0x00000000065B0000-0x00000000065EC000-memory.dmp

                                            Filesize

                                            240KB

                                          • memory/3168-34-0x0000000005340000-0x00000000053A6000-memory.dmp

                                            Filesize

                                            408KB

                                          • memory/3168-33-0x00000000053E0000-0x0000000005472000-memory.dmp

                                            Filesize

                                            584KB

                                          • memory/3168-32-0x0000000005A40000-0x0000000005FE4000-memory.dmp

                                            Filesize

                                            5.6MB

                                          • memory/3168-31-0x0000000000A30000-0x0000000000A8E000-memory.dmp

                                            Filesize

                                            376KB

                                          • memory/3612-44-0x00000000061E0000-0x00000000061EA000-memory.dmp

                                            Filesize

                                            40KB

                                          • memory/3924-18-0x00000000046E0000-0x00000000046E1000-memory.dmp

                                            Filesize

                                            4KB