Analysis

  • max time kernel
    4s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2024 06:42

General

  • Target

    226e96f1ede521509a6e1e1020e9afaaa80c7680370b47651606e577138e6038N.exe

  • Size

    2.0MB

  • MD5

    35806f5f2f1933739c942e08c31e6780

  • SHA1

    cca73ba4b8fecc88e6a569bdb7d0dea7958f1148

  • SHA256

    226e96f1ede521509a6e1e1020e9afaaa80c7680370b47651606e577138e6038

  • SHA512

    415ee6daee7f7011a24da2a9d24bcfbf2d4c1b70bfb1dda672290e911572b712e23cb7f3242e2f1f90a94df5b17ddaa60b93be5b88a44273920c079df20df377

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYI:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YW

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\226e96f1ede521509a6e1e1020e9afaaa80c7680370b47651606e577138e6038N.exe
    "C:\Users\Admin\AppData\Local\Temp\226e96f1ede521509a6e1e1020e9afaaa80c7680370b47651606e577138e6038N.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:4296
    • 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:816
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k
        3⤵
          PID:3744
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 816 -s 548
          3⤵
          • Program crash
          PID:5012
      • 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:2380
        • 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:5044
        • 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:2452
          • 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:3812
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7dcaGuiXTkGd.bat" "
            4⤵
              PID:4816
              • C:\Windows\SysWOW64\chcp.com
                chcp 65001
                5⤵
                  PID:3724
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 10 localhost
                  5⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Runs ping.exe
                  PID:1132
                • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                  "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                  5⤵
                    PID:4936
                    • 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:4728
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\fMkUOibZE5x2.bat" "
                      6⤵
                        PID:2148
                        • C:\Windows\SysWOW64\chcp.com
                          chcp 65001
                          7⤵
                            PID:2120
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 10 localhost
                            7⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2364
                          • C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
                            "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
                            7⤵
                              PID:4424
                              • 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:4480
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 1964
                            6⤵
                            • Program crash
                            PID:4780
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 2208
                        4⤵
                        • Program crash
                        PID:868
                  • C:\Users\Admin\AppData\Local\Temp\226e96f1ede521509a6e1e1020e9afaaa80c7680370b47651606e577138e6038N.exe
                    "C:\Users\Admin\AppData\Local\Temp\226e96f1ede521509a6e1e1020e9afaaa80c7680370b47651606e577138e6038N.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:876
                  • 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:1844
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 816 -ip 816
                  1⤵
                    PID:1792
                  • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                    1⤵
                      PID:4272
                      • C:\Users\Admin\AppData\Local\Temp\vnc.exe
                        "C:\Users\Admin\AppData\Local\Temp\vnc.exe"
                        2⤵
                          PID:4336
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k
                            3⤵
                              PID:4820
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 4336 -s 520
                              3⤵
                              • Program crash
                              PID:2536
                          • C:\Users\Admin\AppData\Local\Temp\windef.exe
                            "C:\Users\Admin\AppData\Local\Temp\windef.exe"
                            2⤵
                              PID:4552
                            • C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
                              "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
                              2⤵
                                PID:4824
                              • 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:4436
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4336 -ip 4336
                              1⤵
                                PID:1280
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2452 -ip 2452
                                1⤵
                                  PID:1656
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4936 -ip 4936
                                  1⤵
                                    PID:1524

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  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\7dcaGuiXTkGd.bat

                                    Filesize

                                    208B

                                    MD5

                                    9547f7758852b0c8da5083b8e5ee0cc3

                                    SHA1

                                    775600b4755aad64d75bdd31539625839d244fbf

                                    SHA256

                                    4808058e5658f6505b0fc57b039f182b7f47ee19bc6d78486eaeebce9c3bc14c

                                    SHA512

                                    bb2647acf70500a8f080e753a5b7d2686357e3f5a8ab6f90ce63f3d5add0c520e1f6a4ab976e3dc0c398bd3fcd9dbcbab4dcb115fce087c06b81359765e97965

                                  • C:\Users\Admin\AppData\Local\Temp\fMkUOibZE5x2.bat

                                    Filesize

                                    208B

                                    MD5

                                    fff294f76ebec435ff784fe23a665c65

                                    SHA1

                                    7530eac24e62b93973178e1847371310f1560934

                                    SHA256

                                    398c44a1ca6e5e8b47c414d56e50bc87ac987be32b3120eea927d3df0b8ce3b4

                                    SHA512

                                    91fe8619674451ed2086e1cb494acf98db7b292a6c85c5dcd6c457108a7c0825f42e9fbce183893b6de53575e5256d8710e66f7cf8c28645fbf0eb155bea0456

                                  • 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\11-07-2024

                                    Filesize

                                    224B

                                    MD5

                                    109e568653a1eeda22c268c51e61e584

                                    SHA1

                                    c704bb69b9928b3eca18498f7a845e44fa131538

                                    SHA256

                                    e018e758ae4007b67fdfb8df2d8d5003b6b43b8b00f109e150565f0404762d72

                                    SHA512

                                    2ec01de035d938622d5cb3d2f503f74e0d14f833c111eec7f6a83af46a7f0573b2788e678d64540e41d4548c6cb93d4e2b09a7b31e69863557fbb6f1f1afc27f

                                  • C:\Users\Admin\AppData\Roaming\Logs\11-07-2024

                                    Filesize

                                    224B

                                    MD5

                                    35c31f2d7f7d4f178736b7d9c19a72b2

                                    SHA1

                                    3f490804656e9a7c0ed0e73ca742fbae16952a73

                                    SHA256

                                    9adb22ada92927def1fad72f83e8b881b31b2671ead8d6840ba034ca553549c7

                                    SHA512

                                    075932b1f0690b7a04e78cb68063290be5033c3615ffca6321ac4cb105c10dd305b8cf93bb77182184be03c12176c0f52c40310ab4e1ec4794c280872df76d06

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

                                    Filesize

                                    2.0MB

                                    MD5

                                    72049ba548a472082a20b0e08a2eefa2

                                    SHA1

                                    4c8d3c732a90b3a806e4fe5ea76e971519492359

                                    SHA256

                                    1ec0a72841c24de1df6324874d9ece728ca9ccf73cbd5d7cfd9115b1f8122e8f

                                    SHA512

                                    7ba32ecaa39f0d3c57dc322b2fb8b05d1fe1b5b87f4834f667c10b9a88e5ab95cc3749abb536dee8df79fd681b3422a3fc402c316aebc4fc6a7a0326916930a0

                                  • memory/876-22-0x00000000000F0000-0x0000000000110000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/876-29-0x00000000000F0000-0x0000000000110000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2380-36-0x0000000005CD0000-0x0000000005CE2000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2380-37-0x0000000006210000-0x000000000624C000-memory.dmp

                                    Filesize

                                    240KB

                                  • memory/2380-35-0x0000000005070000-0x00000000050D6000-memory.dmp

                                    Filesize

                                    408KB

                                  • memory/2380-34-0x0000000004FD0000-0x0000000005062000-memory.dmp

                                    Filesize

                                    584KB

                                  • memory/2380-33-0x00000000054C0000-0x0000000005A64000-memory.dmp

                                    Filesize

                                    5.6MB

                                  • memory/2380-30-0x0000000000550000-0x00000000005AE000-memory.dmp

                                    Filesize

                                    376KB

                                  • memory/2380-19-0x00000000738FE000-0x00000000738FF000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2452-45-0x00000000067D0000-0x00000000067DA000-memory.dmp

                                    Filesize

                                    40KB

                                  • memory/4296-20-0x0000000003DE0000-0x0000000003DE1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4824-67-0x0000000000400000-0x0000000000420000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4824-73-0x0000000000400000-0x0000000000420000-memory.dmp

                                    Filesize

                                    128KB