Analysis

  • max time kernel
    129s
  • max time network
    148s
  • 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 06:49

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:4872
    • 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:4776
      • 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:2332
        • 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:5064
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1532
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2172
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:3480
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:3084
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
              PID:4208
            • C:\Windows\SysWOW64\cmd.exe
              cmd /C "wmic path win32_VideoController get name"
              5⤵
                PID:2948
                • C:\Windows\SysWOW64\Wbem\WMIC.exe
                  wmic path win32_VideoController get name
                  6⤵
                    PID:3248
                • C:\Windows\SysWOW64\cmd.exe
                  cmd /C "wmic cpu get name"
                  5⤵
                    PID:3108
                    • C:\Windows\SysWOW64\Wbem\WMIC.exe
                      wmic cpu get name
                      6⤵
                        PID:2580

            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

              f313059e6a3d4f47ee35f7bc5c6fea6d

              SHA1

              00c6e4f2229dc8d92c38801b839355b30410548b

              SHA256

              82e0d3496314038b40361e39e3702d06c32d8bb1ad58031741a165f7017bebd8

              SHA512

              cd18b341a7a3060f09c52e364c22aff963df91633e067e85fcb19dd79ba727e6605e796a4265ff23e03f79b3989843c7368739c2a760df6f9b71cee3fcfbf72e

            • 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

              186.8MB

              MD5

              5f8a227323c01ce0713ec007539500b0

              SHA1

              92842662fb2c76424ebb573f43885e76e16fc73a

              SHA256

              2be53a1ea18bd586c678ba56f1b97de9b759e7678d5ab9c0cf32ff0e01621265

              SHA512

              b692214a20121b481dd4b7fb8759785ac10024ee080fb0072f28231062508360f333e5e380f69caa876c8ea24205710524abf5acf4e014cc6cab0775ee0156dc

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

              Filesize

              186.2MB

              MD5

              5e9645db9a5fda6eafb89386c005468f

              SHA1

              a843a09f531385382e1a54fc7323e7dbf130c9c7

              SHA256

              0842ddf58aa279f45abbd17c28bf0fb32eebbe9ce5268ef30590f1a135e1d5d0

              SHA512

              099d6b2d0fb7d62ecf880282edcc6dc72f30cc057df71e7fdc2555fefbb3a177a6982db1a9c865615cfb8fd8c570c27c7f270d887ce494f9adb0d8e738d36b1f

            • memory/1532-148-0x0000000000000000-mapping.dmp

            • memory/2172-174-0x00000000077F0000-0x000000000780A000-memory.dmp

              Filesize

              104KB

            • memory/2172-172-0x00000000060F0000-0x00000000060FE000-memory.dmp

              Filesize

              56KB

            • memory/2172-170-0x0000000007870000-0x0000000007906000-memory.dmp

              Filesize

              600KB

            • memory/2172-175-0x00000000077D0000-0x00000000077D8000-memory.dmp

              Filesize

              32KB

            • memory/2172-167-0x0000000007630000-0x000000000763A000-memory.dmp

              Filesize

              40KB

            • memory/2172-163-0x00000000710F0000-0x000000007113C000-memory.dmp

              Filesize

              304KB

            • memory/2172-164-0x00000000067E0000-0x00000000067FE000-memory.dmp

              Filesize

              120KB

            • memory/2172-149-0x0000000000000000-mapping.dmp

            • memory/2172-162-0x0000000006870000-0x00000000068A2000-memory.dmp

              Filesize

              200KB

            • memory/2332-138-0x00000000006D0000-0x0000000000E44000-memory.dmp

              Filesize

              7.5MB

            • memory/2332-139-0x0000000006D90000-0x0000000006DB2000-memory.dmp

              Filesize

              136KB

            • memory/2332-135-0x0000000000000000-mapping.dmp

            • memory/2580-169-0x0000000000000000-mapping.dmp

            • memory/2948-165-0x0000000000000000-mapping.dmp

            • memory/3084-154-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/3084-158-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/3084-173-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/3084-157-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/3084-153-0x0000000000000000-mapping.dmp

            • memory/3084-171-0x0000000000400000-0x0000000000731000-memory.dmp

              Filesize

              3.2MB

            • memory/3108-168-0x0000000000000000-mapping.dmp

            • memory/3248-166-0x0000000000000000-mapping.dmp

            • memory/3480-151-0x0000000000000000-mapping.dmp

            • memory/4208-160-0x0000000000000000-mapping.dmp

            • memory/4776-132-0x0000000000000000-mapping.dmp

            • memory/5064-146-0x0000000007340000-0x00000000079BA000-memory.dmp

              Filesize

              6.5MB

            • memory/5064-145-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

              Filesize

              120KB

            • memory/5064-147-0x00000000061C0000-0x00000000061DA000-memory.dmp

              Filesize

              104KB

            • memory/5064-144-0x0000000005630000-0x0000000005696000-memory.dmp

              Filesize

              408KB

            • memory/5064-143-0x0000000005550000-0x00000000055B6000-memory.dmp

              Filesize

              408KB

            • memory/5064-142-0x0000000004E50000-0x0000000005478000-memory.dmp

              Filesize

              6.2MB

            • memory/5064-141-0x00000000046A0000-0x00000000046D6000-memory.dmp

              Filesize

              216KB

            • memory/5064-140-0x0000000000000000-mapping.dmp