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
    18-01-2025 12:59

General

  • Target

    f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa.exe

  • Size

    2.0MB

  • MD5

    c62da13fc22bf58bee911169411e8473

  • SHA1

    cab989f50391af928764608db240f388cb8b676f

  • SHA256

    f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa

  • SHA512

    efcbe8f52231d5eb283b5ebb805f60e5da8fcc17578dd60adfbd6157647ea268d0b589a3ca2ffee491e6ebb620ecdc167edb3763eee29327deeb8f4138f91ee3

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYb: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 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 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\f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa.exe
    "C:\Users\Admin\AppData\Local\Temp\f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa.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:1360
    • 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:2436
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3892
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 548
          3⤵
          • Program crash
          PID:464
      • 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:2304
        • 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:1828
        • 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:1068
          • 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:4828
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Up2ATE3pPkSJ.bat" "
            4⤵
              PID:3612
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:4992
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:4512
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:1380
                    • 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:2704
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\x3CU36ASxIYt.bat" "
                      6⤵
                        PID:1012
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:3228
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4160
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 1380 -s 2204
                          6⤵
                          • Program crash
                          PID:4680
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 2244
                      4⤵
                      • Program crash
                      PID:876
                • C:\Users\Admin\AppData\Local\Temp\f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa.exe
                  "C:\Users\Admin\AppData\Local\Temp\f252d019f5eea405af89550fdb09f760b516032fa43141d999114513f83037aa.exe"
                  2⤵
                  • System Location Discovery: System Language Discovery
                  PID:2120
                • 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:4512
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2436 -ip 2436
                1⤵
                  PID:4712
                • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                  C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                  1⤵
                    PID:4072
                    • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                      "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                      2⤵
                        PID:2484
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k
                          3⤵
                            PID:4104
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 520
                            3⤵
                            • Program crash
                            PID:2392
                        • C:\Users\Admin\AppData\Local\Temp\windef.exe
                          "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                          2⤵
                            PID:5072
                          • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                            "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                            2⤵
                              PID:1952
                            • 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:3960
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2484 -ip 2484
                            1⤵
                              PID:832
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1068 -ip 1068
                              1⤵
                                PID:1480
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1380 -ip 1380
                                1⤵
                                  PID:1100
                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                  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:952
                                    • C:\Windows\system32\sihost.exe
                                      sihost.exe
                                      1⤵
                                        PID:3244
                                        • C:\Windows\explorer.exe
                                          explorer.exe /LOADSAVEDWINDOWS
                                          2⤵
                                            PID:2240

                                        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\Up2ATE3pPkSJ.bat

                                          Filesize

                                          208B

                                          MD5

                                          85d81012f763d75f06b4495709d8e40f

                                          SHA1

                                          f6f824a403db6a623c487d6e966b436d270a7559

                                          SHA256

                                          f60552b39cffe1ea08c8e6d05d8cc4c9117fb3038ecceac286c3973d357e1efc

                                          SHA512

                                          22924451f32388baf21508b7995259a4ce276ea7da00f8fdf0fc3cba59e2b03d8c59bfc810d347c650daffe132ad31dbd298fa10cf77260e8ace60ba6b4c544e

                                        • 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\x3CU36ASxIYt.bat

                                          Filesize

                                          208B

                                          MD5

                                          f06ea5ad6ffce8e97be02a404b3b5ea1

                                          SHA1

                                          cd0790b52c3ccbdc4f6f372b3a1dee3cbb2189bc

                                          SHA256

                                          ec227f046c25421ae3e87b00e33b1397545a30b0c8c5ec55cd4ed58e9042dc8b

                                          SHA512

                                          605b3cb50cbee0cb8a31948222541e58ba636343dbb4db49337ab1fe88c152e35ddd06db3d072f41c4ceb245737143c1590d3af2cda640d87877cbced1164a97

                                        • C:\Users\Admin\AppData\Roaming\Logs\01-18-2025

                                          Filesize

                                          224B

                                          MD5

                                          0df2bc25a83d2c97a7f800b4613a97f5

                                          SHA1

                                          93583b519245e4b567d3be4558131a4968008c33

                                          SHA256

                                          2988a0a6c08b682a559ef842ea07e6d34dd2bb9710d04b8b1bdeb279c1a55ea5

                                          SHA512

                                          fd64f4010d34c3c9557a709e1ea3ee3a37ce1d3cd91a01294545d7e63f5ae43af7217937b8ed2412cc6c11fcce6deb3741c127a9deab9b15c5757e00331f94bc

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

                                          Filesize

                                          2.0MB

                                          MD5

                                          07efb4f3ee2946481a26a82c97e411f6

                                          SHA1

                                          04efb052b9ba80b61c166da0851868559b56fc97

                                          SHA256

                                          bbc1619a2066da47346a0283f62ae410d75a7dbdcd5122844ac15dcb20428e1c

                                          SHA512

                                          68ad2c1d0630b80aada464825ec7d48f294327e28200dd1b0503db357bdc2975768e81ac5f6fa9952ade05bbb39f7e23a92e76eea2818ed6975621a1797f1fb9

                                        • memory/1068-44-0x0000000006740000-0x000000000674A000-memory.dmp

                                          Filesize

                                          40KB

                                        • memory/1360-18-0x0000000003C50000-0x0000000003C51000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1952-72-0x0000000000130000-0x0000000000150000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/1952-66-0x0000000000130000-0x0000000000150000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/2120-27-0x0000000001010000-0x0000000001030000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/2120-20-0x0000000001010000-0x0000000001030000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/2304-36-0x0000000005BD0000-0x0000000005C0C000-memory.dmp

                                          Filesize

                                          240KB

                                        • memory/2304-35-0x0000000005690000-0x00000000056A2000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2304-34-0x0000000004950000-0x00000000049B6000-memory.dmp

                                          Filesize

                                          408KB

                                        • memory/2304-33-0x00000000049F0000-0x0000000004A82000-memory.dmp

                                          Filesize

                                          584KB

                                        • memory/2304-32-0x0000000004FA0000-0x0000000005544000-memory.dmp

                                          Filesize

                                          5.6MB

                                        • memory/2304-31-0x0000000000040000-0x000000000009E000-memory.dmp

                                          Filesize

                                          376KB