Analysis

  • max time kernel
    131s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2023 07:06

General

  • Target

    5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe

  • Size

    3.6MB

  • MD5

    36fd273ea7607d3a203f257f4e2649ed

  • SHA1

    5e243f79ecb539d0d1f75fce7ddfedeccee70a48

  • SHA256

    471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

  • SHA512

    cf81163bc6d1f1141130fbe70944387b97d322afe837ad21a88a0be8f9fd87615bd7022cc572b1783871cc99f224258bae75855e805c733793b723ba0483597d

  • SSDEEP

    98304:VQF9SqUKUehGS26Ish7MUTjA+1VFnqWXvqaY4:VSSzMGS26x1MUTM+/Fh

Malware Config

Extracted

Family

aurora

C2

45.9.74.11:8081

Signatures

  • Aurora

    Aurora is a crypto wallet stealer written in Golang.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
    "C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3448
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2988
      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
        "C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1800
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:964
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4496
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4288
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:3880
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:5072
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
              PID:2308
            • C:\Windows\SysWOW64\cmd.exe
              cmd /C "wmic path win32_VideoController get name"
              5⤵
                PID:1664
                • C:\Windows\SysWOW64\Wbem\WMIC.exe
                  wmic path win32_VideoController get name
                  6⤵
                    PID:740
                • C:\Windows\SysWOW64\cmd.exe
                  cmd /C "wmic cpu get name"
                  5⤵
                    PID:2612
                    • C:\Windows\SysWOW64\Wbem\WMIC.exe
                      wmic cpu get name
                      6⤵
                        PID:520

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
              Filesize

              1KB

              MD5

              4280e36a29fa31c01e4d8b2ba726a0d8

              SHA1

              c485c2c9ce0a99747b18d899b71dfa9a64dabe32

              SHA256

              e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

              SHA512

              494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
              Filesize

              53KB

              MD5

              06ad34f9739c5159b4d92d702545bd49

              SHA1

              9152a0d4f153f3f40f7e606be75f81b582ee0c17

              SHA256

              474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

              SHA512

              c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              Filesize

              16KB

              MD5

              06ad6d0a473a8c1aaa59ac889de6c1c3

              SHA1

              3e213ba64cb231e502ed8cb555d134e517c4d449

              SHA256

              05a08ec6021013f5cd6d60ccf1df7eaa60ef2fe0dc494d60bf23749c791b07e6

              SHA512

              32fb6fff135bf8222f8e2b58ac3018607497862699a5a696e593c82108b25a1d594e6fa99bb8af6a9bebd81dff0c080859ce596c6c47d423146d73fbfa7c490f

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
              Filesize

              365.5MB

              MD5

              ba50f2bca86ba947a8d2035bb9b35123

              SHA1

              a542b5c5d41174dc2475a219978123b7d14f958f

              SHA256

              17790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5

              SHA512

              08fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
              Filesize

              365.5MB

              MD5

              ba50f2bca86ba947a8d2035bb9b35123

              SHA1

              a542b5c5d41174dc2475a219978123b7d14f958f

              SHA256

              17790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5

              SHA512

              08fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379

            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              Filesize

              369.8MB

              MD5

              14a9737eb666769fee7c28a00eb14e82

              SHA1

              ab8f2279f13a546fc32233a4da0855660fb07ec0

              SHA256

              a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a

              SHA512

              973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7

            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              Filesize

              369.8MB

              MD5

              14a9737eb666769fee7c28a00eb14e82

              SHA1

              ab8f2279f13a546fc32233a4da0855660fb07ec0

              SHA256

              a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a

              SHA512

              973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7

            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              Filesize

              169.6MB

              MD5

              d774eb1799efb9e8d8d204238642983a

              SHA1

              624c6de3128b08d83e3914c6207390f146e22b6c

              SHA256

              e206ce85941294958cc07d19f3e44da334968f6c3f0dbb89fef1e0d464b348bb

              SHA512

              fd1ad0ac523f9f45ee54426cb7e0948d5d6daabf44683a82e5614aae7d02826525ff7e5924c88b0ea148437995250c583714ad45438b83f777bc024b8be72fad

            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              Filesize

              168.8MB

              MD5

              ee8a51af937a7ad0c977cb966aaa2383

              SHA1

              aa0688ab07312de94e98cf1bedf8b5494c140a01

              SHA256

              2053e86f7cc585760a1b656d4c3eafc30aeb9d748b3374766ed5cf897a9c5801

              SHA512

              a2021bc916ea3b00450ab3eeb0e6935ae3e93b4c01e4864a77476a14e72cf3fa2bb63d31b426952b6678eb2a63585a23c6adcbc59592e3af2794900fcaa952ed

            • memory/520-171-0x0000000000000000-mapping.dmp
            • memory/740-168-0x0000000000000000-mapping.dmp
            • memory/964-142-0x0000000005440000-0x0000000005A68000-memory.dmp
              Filesize

              6.2MB

            • memory/964-143-0x0000000005AE0000-0x0000000005B46000-memory.dmp
              Filesize

              408KB

            • memory/964-145-0x0000000006230000-0x000000000624E000-memory.dmp
              Filesize

              120KB

            • memory/964-146-0x0000000007A80000-0x00000000080FA000-memory.dmp
              Filesize

              6.5MB

            • memory/964-147-0x0000000006610000-0x000000000662A000-memory.dmp
              Filesize

              104KB

            • memory/964-140-0x0000000000000000-mapping.dmp
            • memory/964-144-0x0000000005BC0000-0x0000000005C26000-memory.dmp
              Filesize

              408KB

            • memory/964-141-0x0000000004C80000-0x0000000004CB6000-memory.dmp
              Filesize

              216KB

            • memory/1664-167-0x0000000000000000-mapping.dmp
            • memory/1800-138-0x0000000000110000-0x0000000000884000-memory.dmp
              Filesize

              7.5MB

            • memory/1800-139-0x00000000067D0000-0x00000000067F2000-memory.dmp
              Filesize

              136KB

            • memory/1800-135-0x0000000000000000-mapping.dmp
            • memory/2308-164-0x0000000000000000-mapping.dmp
            • memory/2612-170-0x0000000000000000-mapping.dmp
            • memory/2988-132-0x0000000000000000-mapping.dmp
            • memory/3880-151-0x0000000000000000-mapping.dmp
            • memory/4288-166-0x0000000007BB0000-0x0000000007C46000-memory.dmp
              Filesize

              600KB

            • memory/4288-149-0x0000000000000000-mapping.dmp
            • memory/4288-162-0x0000000075160000-0x00000000751AC000-memory.dmp
              Filesize

              304KB

            • memory/4288-163-0x0000000006B00000-0x0000000006B1E000-memory.dmp
              Filesize

              120KB

            • memory/4288-161-0x0000000006BA0000-0x0000000006BD2000-memory.dmp
              Filesize

              200KB

            • memory/4288-165-0x0000000007960000-0x000000000796A000-memory.dmp
              Filesize

              40KB

            • memory/4288-173-0x0000000007AF0000-0x0000000007AF8000-memory.dmp
              Filesize

              32KB

            • memory/4288-172-0x0000000007B10000-0x0000000007B2A000-memory.dmp
              Filesize

              104KB

            • memory/4288-169-0x00000000060E0000-0x00000000060EE000-memory.dmp
              Filesize

              56KB

            • memory/4496-148-0x0000000000000000-mapping.dmp
            • memory/5072-159-0x0000000000400000-0x0000000000731000-memory.dmp
              Filesize

              3.2MB

            • memory/5072-153-0x0000000000000000-mapping.dmp
            • memory/5072-154-0x0000000000400000-0x0000000000731000-memory.dmp
              Filesize

              3.2MB

            • memory/5072-157-0x0000000000400000-0x0000000000731000-memory.dmp
              Filesize

              3.2MB

            • memory/5072-174-0x0000000000400000-0x0000000000731000-memory.dmp
              Filesize

              3.2MB