Analysis

  • max time kernel
    126s
  • max time network
    145s
  • 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 01:00

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 5 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of WriteProcessMemory 35 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:5056
    • 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:5064
      • 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:2384
        • 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:4348
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3168
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3988
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:5100
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:4232
        • 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:2380
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2672
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C "wmic path win32_VideoController get name"
            5⤵
              PID:1840
              • C:\Windows\SysWOW64\Wbem\WMIC.exe
                wmic path win32_VideoController get name
                6⤵
                  PID:1848
              • C:\Windows\SysWOW64\cmd.exe
                cmd /C "wmic cpu get name"
                5⤵
                  PID:2340
                  • C:\Windows\SysWOW64\Wbem\WMIC.exe
                    wmic cpu get name
                    6⤵
                      PID:5016

          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

            ad5721def4b57c9f4965f0eb8fb2a313

            SHA1

            18f8090f6d9d15d7f7a188a10313f16678d8dfd6

            SHA256

            59ab40b8a3ea0f7c2327c1bdb81aa2285debad121598ed9d942598eeba51869e

            SHA512

            494216395e8e38396fbc9a4cc8dd0c24b51c4dca10ffedadfd0c950198f335f21c83fa01c89137f8069494986c7f9079d489b24af9eaab0b2afd9adbec2c6fd4

          • 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

            71.5MB

            MD5

            a027d63fe7d3c54c2732a0831a42686f

            SHA1

            b09d16cffb7f052c37b032a4d001012095960968

            SHA256

            7b0dc020685440c7e7c5381f4d1e693afea33f9d23c325625c1ed8e1583c3986

            SHA512

            18bd89d0064cf240ed7f0f94bac26ed34af08caad11562bbb06d7ab6c0419e6a914878dbe86c66319eaf46822a21a04111121234aa7403c6fd934ecf6df9ae97

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

            72.6MB

            MD5

            b4ec84d2759775241aef95abaddb3c2c

            SHA1

            0da959a69787b26aabb4f0b2fbe2219d24f8a9f5

            SHA256

            55ccee3d0b67fba5171e9a42b76fe3107f5e3cf30ae8a0a0290aea14e7864b8a

            SHA512

            5ce70e3c8bfb09b90a07240e322c9ce530c98db4ae08ceb0b7c6fb90b68b9a13b47c99317969396e1bc90451b13d206d0870c828a117a4b532bd157e357811be

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

            70.5MB

            MD5

            948a9ac414acc55d86b1915526190732

            SHA1

            f428739f432b365b83fde26a5cb743458ed0eb33

            SHA256

            65e0394121f7e68c5ccceb9aa78af7bc2ebec7051fbc8bbe48c08bed09177f0d

            SHA512

            c50e6c5e054f0919b0d1d31e316391f80f63b4f76d28d2b508c49e44ed19a0a1623d00e3275606d971bc722c7784bbc0a688098e7c4747d604874e7489a95dbf

          • memory/1840-169-0x0000000000000000-mapping.dmp
          • memory/1848-170-0x0000000000000000-mapping.dmp
          • memory/2340-171-0x0000000000000000-mapping.dmp
          • memory/2380-155-0x0000000000000000-mapping.dmp
          • memory/2380-161-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/2380-160-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/2380-176-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/2380-157-0x0000000000400000-0x0000000000731000-memory.dmp
            Filesize

            3.2MB

          • memory/2384-139-0x0000000006DD0000-0x0000000006DF2000-memory.dmp
            Filesize

            136KB

          • memory/2384-138-0x0000000000710000-0x0000000000E84000-memory.dmp
            Filesize

            7.5MB

          • memory/2384-135-0x0000000000000000-mapping.dmp
          • memory/2672-167-0x0000000000000000-mapping.dmp
          • memory/3168-148-0x0000000000000000-mapping.dmp
          • memory/3988-166-0x00000000070F0000-0x00000000070FA000-memory.dmp
            Filesize

            40KB

          • memory/3988-175-0x0000000007280000-0x0000000007288000-memory.dmp
            Filesize

            32KB

          • memory/3988-149-0x0000000000000000-mapping.dmp
          • memory/3988-174-0x00000000072A0000-0x00000000072BA000-memory.dmp
            Filesize

            104KB

          • memory/3988-173-0x0000000005890000-0x000000000589E000-memory.dmp
            Filesize

            56KB

          • memory/3988-168-0x0000000007340000-0x00000000073D6000-memory.dmp
            Filesize

            600KB

          • memory/3988-165-0x0000000006320000-0x000000000633E000-memory.dmp
            Filesize

            120KB

          • memory/3988-164-0x0000000075410000-0x000000007545C000-memory.dmp
            Filesize

            304KB

          • memory/3988-163-0x0000000006D20000-0x0000000006D52000-memory.dmp
            Filesize

            200KB

          • memory/4232-153-0x0000000000000000-mapping.dmp
          • memory/4348-144-0x0000000005ED0000-0x0000000005F36000-memory.dmp
            Filesize

            408KB

          • memory/4348-145-0x0000000006520000-0x000000000653E000-memory.dmp
            Filesize

            120KB

          • memory/4348-143-0x0000000005C70000-0x0000000005CD6000-memory.dmp
            Filesize

            408KB

          • memory/4348-142-0x0000000005640000-0x0000000005C68000-memory.dmp
            Filesize

            6.2MB

          • memory/4348-141-0x0000000004F80000-0x0000000004FB6000-memory.dmp
            Filesize

            216KB

          • memory/4348-146-0x0000000007BF0000-0x000000000826A000-memory.dmp
            Filesize

            6.5MB

          • memory/4348-147-0x0000000006A20000-0x0000000006A3A000-memory.dmp
            Filesize

            104KB

          • memory/4348-140-0x0000000000000000-mapping.dmp
          • memory/5016-172-0x0000000000000000-mapping.dmp
          • memory/5064-132-0x0000000000000000-mapping.dmp
          • memory/5100-151-0x0000000000000000-mapping.dmp