Analysis

  • max time kernel
    3s
  • max time network
    80s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-08-2024 15:17

Errors

Reason
Machine shutdown

General

  • Target

    9029f485ba55883c90c3d64e139bfc50N.exe

  • Size

    2.0MB

  • MD5

    9029f485ba55883c90c3d64e139bfc50

  • SHA1

    e3c6790c102ffefb621ff63975e30429999e6a28

  • SHA256

    2848c0153d42d0c801dc5b34b7b48f4abb979428725dc520307cdcc306b1bbb8

  • SHA512

    277ecdf00216dd8162c14f3305f836104a8311fb1c52534e9abc15f4f0054ec732fd57b75883033d890cd6295bc05a6c75cb3b9e303dd9e8216f66c980086635

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYQ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ye

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.

  • Quasar RAT 3 IoCs

    Quasar is an open source Remote Access Tool.

  • 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 2 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 5 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 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9029f485ba55883c90c3d64e139bfc50N.exe
    "C:\Users\Admin\AppData\Local\Temp\9029f485ba55883c90c3d64e139bfc50N.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:4024
    • 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:4516
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:2656
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 544
          3⤵
          • Program crash
          PID:1072
      • 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
        PID:5112
        • 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⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3940
        • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
          "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
          3⤵
            PID:2484
            • 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⤵
              • Scheduled Task/Job: Scheduled Task
              PID:512
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\nw8NMRox1DKN.bat" "
              4⤵
                PID:3228
                • C:\Windows\SysWOW64\chcp.com
                  chcp 65001
                  5⤵
                    PID:4792
                  • C:\Windows\SysWOW64\PING.EXE
                    ping -n 10 localhost
                    5⤵
                    • System Network Configuration Discovery: Internet Connection Discovery
                    • Runs ping.exe
                    PID:3092
                  • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                    "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                    5⤵
                      PID:2540
                      • 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:5108
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7Ab0SHmPRF0q.bat" "
                        6⤵
                          PID:516
                          • C:\Windows\SysWOW64\chcp.com
                            chcp 65001
                            7⤵
                              PID:996
                            • C:\Windows\SysWOW64\PING.EXE
                              ping -n 10 localhost
                              7⤵
                              • System Network Configuration Discovery: Internet Connection Discovery
                              • Runs ping.exe
                              PID:2736
                            • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                              "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                              7⤵
                                PID:5020
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 1996
                              6⤵
                              • Program crash
                              PID:3160
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 1696
                          4⤵
                          • Program crash
                          PID:4868
                    • C:\Users\Admin\AppData\Local\Temp\9029f485ba55883c90c3d64e139bfc50N.exe
                      "C:\Users\Admin\AppData\Local\Temp\9029f485ba55883c90c3d64e139bfc50N.exe"
                      2⤵
                      • System Location Discovery: System Language Discovery
                      PID:1828
                    • 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:3032
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4516 -ip 4516
                    1⤵
                      PID:4128
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2484 -ip 2484
                      1⤵
                        PID:4244
                      • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                        1⤵
                          PID:4764
                          • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                            "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                            2⤵
                              PID:4576
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k
                                3⤵
                                  PID:3716
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 520
                                  3⤵
                                  • Program crash
                                  PID:4308
                              • C:\Users\Admin\AppData\Local\Temp\windef.exe
                                "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                                2⤵
                                  PID:2384
                                • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                                  "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                                  2⤵
                                    PID:2532
                                  • 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:4396
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4576 -ip 4576
                                  1⤵
                                    PID:2376
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2540 -ip 2540
                                    1⤵
                                      PID:2676
                                    • C:\Windows\system32\sihost.exe
                                      sihost.exe
                                      1⤵
                                        PID:868

                                      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\7Ab0SHmPRF0q.bat

                                        Filesize

                                        208B

                                        MD5

                                        adc22c131cbeb1e3230f87c0ce8144e1

                                        SHA1

                                        47920c2decc6165f604d1e984bd5d293c073e3fa

                                        SHA256

                                        09bc89bd2f2d53e9b8df574b9ffa18565be46bc07ffedb10c8b6c15991b43f01

                                        SHA512

                                        ee0a80437e34d6380c0a22fecf709fd21beebe5a29ff4e2f354f9ae4c79832519e95ac21885b6154ff1a65a9e017b71d82761503126c626241413aa36cf085c5

                                      • C:\Users\Admin\AppData\Local\Temp\nw8NMRox1DKN.bat

                                        Filesize

                                        208B

                                        MD5

                                        81853737155398a1a0d7965cf9ff4ba2

                                        SHA1

                                        776f66463767e8a577a8d390ff4840313e1a8b00

                                        SHA256

                                        1606b01effa029e907e2dc0c488380dcd49131e601be8ff00bf8df0f1afe1093

                                        SHA512

                                        f5d3236be5c75260ccdd459998c3132e55a1533f557efa3e2628f6938a8321852db76e183c01661ccd34be6fd2cd52a6b7b4746b2cd4537cee33a25a4113485f

                                      • 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\08-24-2024

                                        Filesize

                                        224B

                                        MD5

                                        f2a80cbfd4f2d7c6588e4a49b80f9d39

                                        SHA1

                                        3afda179f77ea3ce648438dca0049658b9959455

                                        SHA256

                                        2fefab2aa1ce9f1f5516cb26902f915f97eb8ffff662cff5ad981ad2c5a8baf6

                                        SHA512

                                        c6a64cfd01a2b3c065805421329463eadb08ea75fede1b1c019f725f1ebad6413c82b55e985028c44a047626847f3a967eb9d57ed451c7c307d85896abea3e70

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

                                        Filesize

                                        2.0MB

                                        MD5

                                        028f60b6055621500bf503b929d428d5

                                        SHA1

                                        467a62ecc65fc4bcc967212c3a9dd46b170b6674

                                        SHA256

                                        e27068bf91bd348ea4f0a6f449ea7c3448429fa508448487cee198f89c645ee8

                                        SHA512

                                        55f0acac1a660478cea2fc1191ca9a6f74d7a1b407eb5ac0ba1e31710ce14b386567b09e7e38b582d6f9ed8ceefda44ae4470323aa24c2139b7051814ba90c70

                                      • memory/1828-21-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/1828-29-0x0000000000400000-0x0000000000420000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/2484-45-0x0000000006990000-0x000000000699A000-memory.dmp

                                        Filesize

                                        40KB

                                      • memory/2532-74-0x0000000000880000-0x00000000008A0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/2532-80-0x0000000000880000-0x00000000008A0000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4024-20-0x0000000002330000-0x0000000002331000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/5112-34-0x00000000054F0000-0x0000000005582000-memory.dmp

                                        Filesize

                                        584KB

                                      • memory/5112-35-0x0000000005590000-0x00000000055F6000-memory.dmp

                                        Filesize

                                        408KB

                                      • memory/5112-36-0x00000000059C0000-0x00000000059D2000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/5112-37-0x00000000066B0000-0x00000000066EC000-memory.dmp

                                        Filesize

                                        240KB

                                      • memory/5112-31-0x0000000005A00000-0x0000000005FA4000-memory.dmp

                                        Filesize

                                        5.6MB

                                      • memory/5112-30-0x0000000000A00000-0x0000000000A5E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/5112-19-0x0000000072A2E000-0x0000000072A2F000-memory.dmp

                                        Filesize

                                        4KB