Analysis

  • max time kernel
    109s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2023 13:01

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 7 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 38 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:4728
    • 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:1904
      • 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:1404
        • 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:2120
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4116
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3132
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:2548
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:3440
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:3444
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:4980
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
              PID:476
            • C:\Windows\SysWOW64\cmd.exe
              cmd /C "wmic path win32_VideoController get name"
              5⤵
                PID:4036
                • C:\Windows\SysWOW64\Wbem\WMIC.exe
                  wmic path win32_VideoController get name
                  6⤵
                    PID:4760
                • C:\Windows\SysWOW64\cmd.exe
                  cmd /C "wmic cpu get name"
                  5⤵
                    PID:1132
                    • C:\Windows\SysWOW64\Wbem\WMIC.exe
                      wmic cpu get name
                      6⤵
                        PID:1036
                  • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
                    C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
                    4⤵
                    • Executes dropped EXE
                    PID:4380

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            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

              47df4c4fc3c5635a568f0cb452bb9724

              SHA1

              7ee3e3fe6c2aa6072bbe351aea22014f96a1325f

              SHA256

              77fbfc00e1142ce76a201cb584449e9006b90c15b2a4c07d5bcef7f145cc4b13

              SHA512

              ce38090b09727537ef2edb6df06d23ef5f458e520a61f80a730b5320a53a6c926a66e1206ea44cfd338936cb556ebc2e6b27603e1315ce7a84ac55d591b7bba9

            • 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

              159.5MB

              MD5

              ae6604f7a19ce643d5dcc2b5de9ced50

              SHA1

              44792425de4fc7f36b41d915d642ffee7befd016

              SHA256

              7fc5df3f32c6b9d9bc883e4a5aa3532c4279ba68d023837db9b84cdbb3a2f8b4

              SHA512

              a5c209c241977df8b0980bbad4a7faf87fbdb6db845b8af3492ba3f701226737c10e8f26166dfc83441096b0a326920a3414b62e26487941454f5e7b70291b87

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

              Filesize

              159.1MB

              MD5

              c058f45404069179775ab6c793f486af

              SHA1

              190ba6939bb06165e93bfdba79d7607d684ddc36

              SHA256

              ce7fa70f3fcc7f9346505f947ebd5b6b000baa2df14ea64ba0c40b0ade107a6e

              SHA512

              5db87e2898e24581f4136d6cd1b7dbae8398ceab35236da12eb7d64c933baf0405e125253c92a6bcfe0cfdfab918333af5bf48bd34bbd7eaa433d4775a1d6258

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

              Filesize

              154.0MB

              MD5

              4a6c139dd3f1b1f4353cae69a383c24e

              SHA1

              cd15af48827de96045c64b8690039ebf2441f94a

              SHA256

              202eeee36bfc0f181f4eb7efa8f99ffcd5eb707512f9ecd7475cd40c9664ce57

              SHA512

              8488c718cbef9079a25fd1a5e928a355367401bbc1c2fbd050205ecfbc0db092b1712783ec28d341e17c2d59454e37d703d68ef41f161154bbfc34d86c6bc987

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

              Filesize

              152.2MB

              MD5

              95bfd049dea0b8db9a66f317eabf422a

              SHA1

              3561d609e6f31e383f817ee574c981c978e08ccb

              SHA256

              a20b0363e4eeab97abca887bbd33d2b4cd4d9dabd486bea45be89ce9dbfaeb98

              SHA512

              8caaf5e138f27fff7d07b17949bb7651b278aa5b4c57f676012f5eec62af74dd5c09d16de9c821487d5c27f0040a3640a488384b9800287b5502285229728ee4

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

              Filesize

              151.1MB

              MD5

              90b3a12a1ef142700cf5f941f6e23078

              SHA1

              0c86803b59b87e1fd9a58958b89251e16a4ec5dc

              SHA256

              57f4991dfd1de8ed132836870d4065ddd158f1aac6ddaf8ec43b811b77e0e476

              SHA512

              869e5982a40294745e9d97a7da76af97c861151c24469c08165b60040afa72c19b9853d07fcfea384cb40575f89608bc8f5f5d082b442af1d5f25ae41c15b831

            • memory/1404-139-0x00000000065D0000-0x00000000065F2000-memory.dmp

              Filesize

              136KB

            • memory/1404-138-0x0000000000040000-0x00000000007B4000-memory.dmp

              Filesize

              7.5MB

            • memory/2120-144-0x0000000005700000-0x0000000005766000-memory.dmp

              Filesize

              408KB

            • memory/2120-142-0x0000000004FD0000-0x00000000055F8000-memory.dmp

              Filesize

              6.2MB

            • memory/2120-141-0x0000000002830000-0x0000000002866000-memory.dmp

              Filesize

              216KB

            • memory/2120-143-0x0000000004F10000-0x0000000004F76000-memory.dmp

              Filesize

              408KB

            • memory/2120-147-0x0000000006320000-0x000000000633A000-memory.dmp

              Filesize

              104KB

            • memory/2120-145-0x0000000005D90000-0x0000000005DAE000-memory.dmp

              Filesize

              120KB

            • memory/2120-146-0x0000000007480000-0x0000000007AFA000-memory.dmp

              Filesize

              6.5MB

            • memory/3132-171-0x00000000075D0000-0x00000000075EE000-memory.dmp

              Filesize

              120KB

            • memory/3132-180-0x0000000007810000-0x0000000007818000-memory.dmp

              Filesize

              32KB

            • memory/3132-179-0x00000000079E0000-0x00000000079FA000-memory.dmp

              Filesize

              104KB

            • memory/3132-178-0x0000000005F80000-0x0000000005F8E000-memory.dmp

              Filesize

              56KB

            • memory/3132-176-0x0000000007A60000-0x0000000007AF6000-memory.dmp

              Filesize

              600KB

            • memory/3132-173-0x0000000007820000-0x000000000782A000-memory.dmp

              Filesize

              40KB

            • memory/3132-168-0x00000000075F0000-0x0000000007622000-memory.dmp

              Filesize

              200KB

            • memory/3132-170-0x00000000755E0000-0x000000007562C000-memory.dmp

              Filesize

              304KB

            • memory/4980-165-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/4980-177-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/4980-160-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/4980-163-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/4980-181-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB