Analysis

  • max time kernel
    63s
  • max time network
    150s
  • 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 06:43

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 6 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 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:5116
    • 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:2524
      • 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:2132
        • 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:696
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:960
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1084
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:4276
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:5096
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4436
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3932
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C "wmic path win32_VideoController get name"
            5⤵
              PID:2252
              • C:\Windows\SysWOW64\Wbem\WMIC.exe
                wmic path win32_VideoController get name
                6⤵
                  PID:4088
              • C:\Windows\SysWOW64\cmd.exe
                cmd /C "wmic cpu get name"
                5⤵
                  PID:3236
                  • C:\Windows\SysWOW64\Wbem\WMIC.exe
                    wmic cpu get name
                    6⤵
                      PID:1684
                • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
                  C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
                  4⤵
                  • Executes dropped EXE
                  PID:4732

          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

            6195a91754effb4df74dbc72cdf4f7a6

            SHA1

            aba262f5726c6d77659fe0d3195e36a85046b427

            SHA256

            3254495a5513b37a2686a876d0040275414699e7ce760e7b5ee05e41a54b96f5

            SHA512

            ed723d15de267390dc93263538428e2c881be3494c996a810616b470d6df7d5acfcc8725687d5c50319ebef45caef44f769bfc32e0dc3abd249dacff4a12cc89

          • 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

            5d17cd4016745c621485b70b6bceb220

            SHA1

            5350cc417607d5b6dfb289f1225f78ba1cd80c39

            SHA256

            4d515690e1c7f8c4c21c2e82904a0399e252c1e39b95fe9e942e999167a1f6db

            SHA512

            df6c16a825427ff081578f7ad61d69a09d8f1ed88ec2897907d1c46d6492c15ecfe6eedb651691e5f5207853da640ea707392f9faf60cf841dc5b41e532f3f56

          • 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

            335.4MB

            MD5

            7cf2c658444399ac8d941205e5d8d9fa

            SHA1

            38ed65a18bed55dfb52407dbbbb7996c093a77f6

            SHA256

            e1a4121693797589ae9692a36ad272c8014389b87a0c75399f9f0b528c430b1c

            SHA512

            eb8d31d63c3e945727074b3f526f896b49ca88a6539ec1d9d8928dc8bb05d141243becc1edda58c55c9443338d63b94d49dfb71e851992d896aee717b295117e

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

            292.9MB

            MD5

            c5ffeb61f563d0aa4b1e4331ae802694

            SHA1

            3678c339eda1c0911472d09f372dd85e5215ad04

            SHA256

            5b4da4825079080923780f8b4251a36454a780a1d89de8cc46bb8c519abe2ad0

            SHA512

            f8545235f74f65f2eb57236a318d0234e0d24dc6d24b7918aae5c6da00c24caee1b97756c131fb3e1f3df170158fe25219b25281ef6661fd27b3601397540dec

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

            217.9MB

            MD5

            f0249ecd7d3fae39a17ed9eda55ae8c4

            SHA1

            47f6fd344d1c30c9836c18ffe3021e6f903d40bc

            SHA256

            50005026ec51f2b7647b900245a7f28d92faa0771cad46a8984a9cdbff66f5e3

            SHA512

            bc37f8923eba466af59064c72c2746adec47fb96e7587c2de8d416b987cbb7d89e8d77c52b57e6fc90dd04feee8bb5c15b3622eaf5e714651005f108d2f733c2

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

            234.8MB

            MD5

            d1566014d81dec1e3111d38fee4d2853

            SHA1

            afdb9f89eca600518e4b9283653577a3fda57676

            SHA256

            954bd5f4b4ff75d9427e975a373bf44d7b4487c9d1fc90c59b970ebc0d5c0fe5

            SHA512

            452785418863cb786ef429ae417ac50c4321e10826958b3a0cbf43895f58ba00b377580a455457d24b906dee797fbe3b6c3c6ab164e9b792e50995c95a7b8bbf

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

            211.8MB

            MD5

            9ed9651d012f3848dbdb36caf1be23e7

            SHA1

            940bd78348e453bdf0a56c8fbdb17e3d5365a526

            SHA256

            d09f066049fd3414c578612d7a41c7cba3be38d41ec250eb17644b36043b1d02

            SHA512

            d9e1fb6ca800203c7a53d9a28c146dabcd14d02fad97427d22ac002cc413bd84b487ad6793275567c5427fb5a85fae1211d6e2e7951decb5099d163db3ac1eb5

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

            231.4MB

            MD5

            e5209db00fddaef1e1f3ecaed07e0e0d

            SHA1

            03f93dd969dad06fb6737e30fbae2ed61e6dcc5b

            SHA256

            b7fee327fd5e89191338053d9c6f28593f3a623bf00252c4f5027d62af517674

            SHA512

            9a5ccec56f5e33276cfc76617f232974154694a52d85944e80eade84118144f9e624725051ee3c99bcabcd9504564f59be2327de37777490ae921ce4741cc5a7

          • memory/696-142-0x0000000005D90000-0x00000000063B8000-memory.dmp
            Filesize

            6.2MB

          • memory/696-144-0x0000000005C60000-0x0000000005CC6000-memory.dmp
            Filesize

            408KB

          • memory/696-145-0x00000000068A0000-0x00000000068BE000-memory.dmp
            Filesize

            120KB

          • memory/696-146-0x0000000007EF0000-0x000000000856A000-memory.dmp
            Filesize

            6.5MB

          • memory/696-147-0x0000000006DB0000-0x0000000006DCA000-memory.dmp
            Filesize

            104KB

          • memory/696-143-0x0000000005A80000-0x0000000005AE6000-memory.dmp
            Filesize

            408KB

          • memory/696-141-0x0000000002F60000-0x0000000002F96000-memory.dmp
            Filesize

            216KB

          • memory/696-140-0x0000000000000000-mapping.dmp
          • memory/960-148-0x0000000000000000-mapping.dmp
          • memory/1084-166-0x0000000073DC0000-0x0000000073E0C000-memory.dmp
            Filesize

            304KB

          • memory/1084-165-0x00000000069C0000-0x00000000069F2000-memory.dmp
            Filesize

            200KB

          • memory/1084-177-0x0000000007A30000-0x0000000007A38000-memory.dmp
            Filesize

            32KB

          • memory/1084-176-0x0000000007A40000-0x0000000007A5A000-memory.dmp
            Filesize

            104KB

          • memory/1084-174-0x0000000007870000-0x000000000787E000-memory.dmp
            Filesize

            56KB

          • memory/1084-149-0x0000000000000000-mapping.dmp
          • memory/1084-169-0x0000000007890000-0x000000000789A000-memory.dmp
            Filesize

            40KB

          • memory/1084-167-0x0000000006960000-0x000000000697E000-memory.dmp
            Filesize

            120KB

          • memory/1084-170-0x0000000007A90000-0x0000000007B26000-memory.dmp
            Filesize

            600KB

          • memory/1684-175-0x0000000000000000-mapping.dmp
          • memory/2132-138-0x0000000000810000-0x0000000000F84000-memory.dmp
            Filesize

            7.5MB

          • memory/2132-135-0x0000000000000000-mapping.dmp
          • memory/2132-139-0x0000000006ED0000-0x0000000006EF2000-memory.dmp
            Filesize

            136KB

          • memory/2252-171-0x0000000000000000-mapping.dmp
          • memory/2524-132-0x0000000000000000-mapping.dmp
          • memory/3236-173-0x0000000000000000-mapping.dmp
          • memory/3932-168-0x0000000000000000-mapping.dmp
          • memory/4088-172-0x0000000000000000-mapping.dmp
          • memory/4276-153-0x0000000000000000-mapping.dmp
          • memory/4436-163-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/4436-161-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/4436-158-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/4436-157-0x0000000000000000-mapping.dmp
          • memory/4436-178-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/4732-151-0x0000000000000000-mapping.dmp
          • memory/5096-155-0x0000000000000000-mapping.dmp