Analysis

  • max time kernel
    141s
  • max time network
    153s
  • 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 00:47

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 3 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 5 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:3348
    • 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:4492
      • 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:1944
        • 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:808
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3568
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:932
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:2816
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
            PID:4688
            • C:\Windows\SysWOW64\Wbem\wmic.exe
              wmic os get Caption
              5⤵
                PID:1488
              • C:\Windows\SysWOW64\cmd.exe
                cmd /C "wmic path win32_VideoController get name"
                5⤵
                  PID:4216
                  • C:\Windows\SysWOW64\Wbem\WMIC.exe
                    wmic path win32_VideoController get name
                    6⤵
                      PID:1676
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /C "wmic cpu get name"
                    5⤵
                      PID:3404
                      • C:\Windows\SysWOW64\Wbem\WMIC.exe
                        wmic cpu get name
                        6⤵
                          PID:2124

              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

                6640514f6b38c47e5d8020d6a80f6cdc

                SHA1

                bcd1bf85b9fb6d41d8a0836cdbebb3a341c41d18

                SHA256

                8aba787cdbde28448df54b0a2459ba2bab984b8666c2a8fa79572f423be2b4e5

                SHA512

                1c47faebcac3aef0e726b9ce0bbf18605620a1b2c02495a6eb5d3853b15cba7931f31bc3a377ef1b5a2a9d5e7c88921f505b009c761fcc4d70f60343dd602f56

              • 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

                60.8MB

                MD5

                8785353f535658d23ec01b824de25326

                SHA1

                7d074574bda1d1a50037e53b089a8727095ff87d

                SHA256

                3559e54ae4101e83ab28e03cfc8523d5b388869ece2755aad40a5ee432ca637f

                SHA512

                cbbbfe419c8da477f65da501aaf380d8e38c8903312a2cd9d7075014dc80a2c1558516c742ceb587df15e28b0ea489f4334b749fee8000d3d80b816614076c2c

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

                Filesize

                62.1MB

                MD5

                cba911ef771666270ffdc34065eaa11a

                SHA1

                6635cac03508a78f878e6a1cc666c6fb39559024

                SHA256

                9de502a6917215ea0c6308e47fc1a331bd0d762f459d6e54c97dfc34159680ef

                SHA512

                d9fd913283a5c203a78f028e098bc1643630157f8d2537b212b0fcc5ed6eb3876894fc5fe2af94559f978a5c6470505e00b5c3e3a42f9024356024a29f49eac8

              • memory/808-142-0x0000000004C90000-0x00000000052B8000-memory.dmp

                Filesize

                6.2MB

              • memory/808-141-0x0000000002560000-0x0000000002596000-memory.dmp

                Filesize

                216KB

              • memory/808-143-0x0000000004C00000-0x0000000004C66000-memory.dmp

                Filesize

                408KB

              • memory/808-144-0x00000000054F0000-0x0000000005556000-memory.dmp

                Filesize

                408KB

              • memory/808-145-0x0000000005B30000-0x0000000005B4E000-memory.dmp

                Filesize

                120KB

              • memory/808-146-0x0000000007160000-0x00000000077DA000-memory.dmp

                Filesize

                6.5MB

              • memory/808-147-0x0000000005DD0000-0x0000000005DEA000-memory.dmp

                Filesize

                104KB

              • memory/932-161-0x00000000078F0000-0x0000000007922000-memory.dmp

                Filesize

                200KB

              • memory/932-163-0x0000000006CC0000-0x0000000006CDE000-memory.dmp

                Filesize

                120KB

              • memory/932-166-0x0000000007CE0000-0x0000000007D76000-memory.dmp

                Filesize

                600KB

              • memory/932-165-0x0000000007AA0000-0x0000000007AAA000-memory.dmp

                Filesize

                40KB

              • memory/932-173-0x0000000007C20000-0x0000000007C28000-memory.dmp

                Filesize

                32KB

              • memory/932-172-0x0000000007C40000-0x0000000007C5A000-memory.dmp

                Filesize

                104KB

              • memory/932-171-0x00000000065A0000-0x00000000065AE000-memory.dmp

                Filesize

                56KB

              • memory/932-162-0x0000000071D80000-0x0000000071DCC000-memory.dmp

                Filesize

                304KB

              • memory/1944-138-0x0000000000450000-0x0000000000BC4000-memory.dmp

                Filesize

                7.5MB

              • memory/1944-139-0x00000000030F0000-0x0000000003112000-memory.dmp

                Filesize

                136KB

              • memory/4688-159-0x0000000000400000-0x0000000000731000-memory.dmp

                Filesize

                3.2MB

              • memory/4688-157-0x0000000000400000-0x0000000000731000-memory.dmp

                Filesize

                3.2MB

              • memory/4688-154-0x0000000000400000-0x0000000000731000-memory.dmp

                Filesize

                3.2MB

              • memory/4688-174-0x0000000000400000-0x0000000000731000-memory.dmp

                Filesize

                3.2MB