Analysis

  • max time kernel
    5s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-01-2025 06:07

General

  • Target

    c0fa98a07c9a8be7d378b5fd2991aa5614b2378003af387b3fed110feba8821a.exe

  • Size

    2.0MB

  • MD5

    6936c1748121ea1b8bfa1625f3af7f67

  • SHA1

    8830014794742fd6fbd2dd1c6d3dcb99c694b89d

  • SHA256

    c0fa98a07c9a8be7d378b5fd2991aa5614b2378003af387b3fed110feba8821a

  • SHA512

    90b077ac5f0eddae517125d9c7a164859f4387137f90253204e86cc0ac98855ceb9ae4babbc5c863405e924e928fc8aaf8aaa7b09d739a3ebe1d83ecd7915edf

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYF:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

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\c0fa98a07c9a8be7d378b5fd2991aa5614b2378003af387b3fed110feba8821a.exe
    "C:\Users\Admin\AppData\Local\Temp\c0fa98a07c9a8be7d378b5fd2991aa5614b2378003af387b3fed110feba8821a.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:3124
    • 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:264
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3740
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 264 -s 548
          3⤵
          • Program crash
          PID:2160
      • 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:2372
        • 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:2568
        • 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:1980
          • 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:1436
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\rPXHiYhd3fbY.bat" "
            4⤵
              PID:1512
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:2112
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:2356
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4364
                    • 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:3780
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5y9gevxsewJS.bat" "
                      6⤵
                        PID:768
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2684
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4796
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:3772
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 1688
                            6⤵
                            • Program crash
                            PID:1712
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 1992
                        4⤵
                        • Program crash
                        PID:3984
                  • C:\Users\Admin\AppData\Local\Temp\c0fa98a07c9a8be7d378b5fd2991aa5614b2378003af387b3fed110feba8821a.exe
                    "C:\Users\Admin\AppData\Local\Temp\c0fa98a07c9a8be7d378b5fd2991aa5614b2378003af387b3fed110feba8821a.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:5028
                  • 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:3512
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 264 -ip 264
                  1⤵
                    PID:560
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1980 -ip 1980
                    1⤵
                      PID:1072
                    • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                      1⤵
                        PID:1376
                        • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                          "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                          2⤵
                            PID:1668
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k
                              3⤵
                                PID:3544
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 520
                                3⤵
                                • Program crash
                                PID:1144
                            • C:\Users\Admin\AppData\Local\Temp\windef.exe
                              "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                              2⤵
                                PID:1604
                              • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                2⤵
                                  PID:1136
                                • 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:1104
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1668 -ip 1668
                                1⤵
                                  PID:3508
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 4364 -ip 4364
                                  1⤵
                                    PID:2384
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:1436
                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                      1⤵
                                        PID:3720
                                      • C:\Windows\system32\sihost.exe
                                        sihost.exe
                                        1⤵
                                          PID:5076

                                        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\5y9gevxsewJS.bat

                                          Filesize

                                          208B

                                          MD5

                                          e3fd3e5b95c1551b53d3404774a473b9

                                          SHA1

                                          90c4f6448de81fdd1d86f2760ab3645334dfabfe

                                          SHA256

                                          d111e8d66dc13549be9bc1244b145e4856898c703f74f4a3a5e7da89b2510857

                                          SHA512

                                          504b9f1a9ea70b80de43dfe48f8ca57e296e1268dd01d29639b67897b4184965646af79a0d21a055004741e93205b52782a1124f2780de3aa7223f3b00f0935d

                                        • C:\Users\Admin\AppData\Local\Temp\rPXHiYhd3fbY.bat

                                          Filesize

                                          208B

                                          MD5

                                          25abd0542401c5aa8d20c993ab114c14

                                          SHA1

                                          4d4dd8f31c9f5ce5e95ae41ba5b54866cdd52f61

                                          SHA256

                                          22ef2fbda37a9a5622c4abd74f18f44a974ccb28a0e479722e9743edff1a532a

                                          SHA512

                                          95574965eb35b70e643503cd45bc763ab197051bba108d4ccde4e304deea83e71d741e80d517cfae857f4326a28431511bb6f4c8eb4a093c1e0c897d7b816f98

                                        • 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\01-11-2025

                                          Filesize

                                          224B

                                          MD5

                                          3235c7e7c332a60d8d3a87acc03bcd5a

                                          SHA1

                                          67d63c22abfadf7132ee67f8acd3b2f33412b658

                                          SHA256

                                          480c44142775b80202a74e469d14d8179a518ed9cea68299c5704649b6bf8e94

                                          SHA512

                                          160b032d9259d5f0d5464c3a0a4912fd3ee0287148b28367655245bfcb3e267a3219f452f5004c7018fbcd60315680b49071506a2b8709c744b2ba83377fcf10

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

                                          Filesize

                                          2.0MB

                                          MD5

                                          251cdf5ad727d4c2467282e979f33e32

                                          SHA1

                                          2c2f7b137de58183ad40e70ee67a4dec06776728

                                          SHA256

                                          9a15b54c75e9a66927ec596e3464a932f8d5f4e91d0d4a1c022df3996e5c882f

                                          SHA512

                                          a9c7ac9f7cb794273b6359a73090ba6225ac789c724d27ad879ccc28e57f3bfa00c8ebe083f2007342c0ec94986c9673720054e32682e6ae3f9791004ee39797

                                        • memory/1136-80-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/1136-74-0x0000000000400000-0x0000000000420000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/1980-45-0x00000000061A0000-0x00000000061AA000-memory.dmp

                                          Filesize

                                          40KB

                                        • memory/2372-29-0x00000000731FE000-0x00000000731FF000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/2372-37-0x0000000006AD0000-0x0000000006B0C000-memory.dmp

                                          Filesize

                                          240KB

                                        • memory/2372-36-0x0000000006590000-0x00000000065A2000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2372-35-0x0000000005940000-0x00000000059A6000-memory.dmp

                                          Filesize

                                          408KB

                                        • memory/2372-34-0x00000000058A0000-0x0000000005932000-memory.dmp

                                          Filesize

                                          584KB

                                        • memory/2372-33-0x0000000005D60000-0x0000000006304000-memory.dmp

                                          Filesize

                                          5.6MB

                                        • memory/2372-32-0x0000000000F40000-0x0000000000F9E000-memory.dmp

                                          Filesize

                                          376KB

                                        • memory/3124-19-0x0000000003AE0000-0x0000000003AE1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/5028-28-0x0000000000190000-0x00000000001B0000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/5028-20-0x0000000000190000-0x00000000001B0000-memory.dmp

                                          Filesize

                                          128KB