Analysis

  • max time kernel
    69s
  • max time network
    138s
  • 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 12:56

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 11 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 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 59 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:4780
    • 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:4752
      • 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:1420
        • 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:1312
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3456
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2668
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:1844
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:4180
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:3008
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:1392
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:1252
        • 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:4556
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:768
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C "wmic path win32_VideoController get name"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2680
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic path win32_VideoController get name
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:4904
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C "wmic cpu get name"
            5⤵
              PID:4632
              • C:\Windows\SysWOW64\Wbem\WMIC.exe
                wmic cpu get name
                6⤵
                  PID:2592
            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              4⤵
              • Executes dropped EXE
              PID:4032
            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              4⤵
              • Executes dropped EXE
              PID:4984
            • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
              4⤵
              • Executes dropped EXE
              PID:1564

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      1
      T1112

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      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

        09354ddb47144279a0ca157f28e0b01d

        SHA1

        91df354351b47b65f3e105c3f5f783bf2e6a2772

        SHA256

        60025c4a3d56abfe7808207e72e9d3220495a7a48041f10aecdf77fe6cac073c

        SHA512

        3811684795913b8803ca96b35b6188a29fafcb146585cce52505c53032aa73f500fb60d22c2d8ca1686f483ee2d0a730cb389ad2583ce2ace8ca87dc9ae6aac1

      • 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

        173.6MB

        MD5

        aaf80bbd42c2257b85963f0083a6114a

        SHA1

        ad81003822070db69807531af07d3c7e29d0bab2

        SHA256

        828bf7a64f5e751a153ca9880c6d341333f5cb723d18c110ffa5e8ad139488fa

        SHA512

        0e98508e55e52c01b09240e2cf5c7c3c2fbc98949a422d1d010aa8723bcf03bbd3df4ed14e7dafb5b4f1cea78fa36d560684c90e7d61a346cc541aca0b3a2a26

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

        172.2MB

        MD5

        607f66e303b2cb0c4b6a1d12eccaa71a

        SHA1

        35661da8284290dd031b26f9de750777fa327c25

        SHA256

        dfa7c5d0f9aab011231d9e3583e160b87752b209b59b2856744db524b1696a78

        SHA512

        4f013e5cfaf4fb224b9901df29700a4fd93a046114d376d7f8531ede8173b059a5ae1c824ee4612a845a92e83612c5b13c8b4979661464ec5a4be1ab9f0b23c9

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

        174.7MB

        MD5

        9bf2388db1f305e519662cc3d4eba454

        SHA1

        b370d8aa93a58b9ada60d83a45d10d9d03bc3e8c

        SHA256

        8f712eed16df0ef74728157bfbae899ea32d2fea770679ccb2e2f39f81330184

        SHA512

        035e7453342b6adae19c99cc6a0b50fb9c8d1c0b7c37c82129fb58a69b96fa6a8f1b0742285031390645b22094645a328ffeef3c759b648451a2d77b5bb983a1

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

        163.1MB

        MD5

        45a79fe80dc504e4a2bbfc324f649b2f

        SHA1

        4adf9a400eb62c875566fb996ecb151d62f644e3

        SHA256

        a65a62670443a02f6aea57a09fb76e0873404b52a41d91e0fe23b153011ab140

        SHA512

        b12f8a0719226a7bf0327b3682784e10a79de44b613fe414ac669ff898f6c0f642fe8a00d2debe75aa1c84e3bf015619e54984174fa2b13491c1db1e757eb6d4

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

        177.8MB

        MD5

        3035669368cfd6cb8b8227232dd88fdf

        SHA1

        09ed7124d1dddd0af0571fd03e0130eaf3e925e8

        SHA256

        5335a6840d3d66bc96c99deee75384cbf837bfa19334989f3fc67187754f8e50

        SHA512

        090e9c5469186f06fdf291aa1660fad250adebe4ff98d1542b573f060177bdef0880fcb9287722b8d331394a6b80dc5fd0c8e9c4a6fd323674ff5756786df86b

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

        172.1MB

        MD5

        8f6fb7a5ebb958e2224c74b8d77e3e62

        SHA1

        0c6fc3b6b512389c5a400c09d82d78af74f2ed42

        SHA256

        cdd0c086761dc9ca90c3e1dbe4be05f11938c933e2844fc248deda6fbae4acd5

        SHA512

        fb968fc15927f1b9147a5211c29b0f34988acf9771a68a5101dac87bab704fd006eaadea08daf66e042cfc1fca4f0a3b5c2d0423ca7ef6efc95fba4164185c37

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

        172.6MB

        MD5

        c22e91c873681df0bde1d13fc092c0e5

        SHA1

        61e57023eab8595fb8b5c7013ed583101cd65e74

        SHA256

        8faf0d09941410ec30239f82c30ce6017dd802e14d6301d4034bb81907c41f00

        SHA512

        0482fe0bb8b5b204e1e390d84dd9fc809669a20f7ac1910c1770038a882ad60d7895202db2396627a56269e96eb45fff862143692722d2b4f587d2a604e925e2

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

        173.8MB

        MD5

        0b9b45cb31537d4cc305e846741bc7d2

        SHA1

        a2b4979c703eb8a2643c1e9b3ed90955c5f485c2

        SHA256

        cf3e9b2ca55a3eb9f7c2fde9fdff6678fa1701b3b3bbe30d4eb1cadca9ca77f6

        SHA512

        bb0bdd99fe266676bce97d4ba7456e0c82800fbf6438b84844091adf494e9ae42122b5cef519aa7e4bd1a4d27a9ef6bfc6bc1ebab38e85781491dc4f89baf274

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

        175.8MB

        MD5

        8e821cdc7d1147c1246d7af4b785830e

        SHA1

        bc405e9e4082a6a97f451a973e796c92e2a8d5c6

        SHA256

        d23c7f0c71bce72f6b99273208b029835caf4b436fa64bcc91b12cfd9930a02b

        SHA512

        fe2e4a9accab58687d81bfb618e4e94b85cfbbec62c93fc373d96dc68d94d867a09a58c2f799537c05796b0e355556757f0f545aa0ab68d70c6b2327ba31cee6

      • memory/768-178-0x0000000000000000-mapping.dmp
      • memory/1252-164-0x0000000000000000-mapping.dmp
      • memory/1312-146-0x0000000007270000-0x00000000078EA000-memory.dmp
        Filesize

        6.5MB

      • memory/1312-145-0x0000000005CB0000-0x0000000005CCE000-memory.dmp
        Filesize

        120KB

      • memory/1312-143-0x0000000005510000-0x0000000005576000-memory.dmp
        Filesize

        408KB

      • memory/1312-141-0x00000000026C0000-0x00000000026F6000-memory.dmp
        Filesize

        216KB

      • memory/1312-142-0x0000000004E70000-0x0000000005498000-memory.dmp
        Filesize

        6.2MB

      • memory/1312-140-0x0000000000000000-mapping.dmp
      • memory/1312-147-0x00000000061A0000-0x00000000061BA000-memory.dmp
        Filesize

        104KB

      • memory/1312-144-0x0000000005670000-0x00000000056D6000-memory.dmp
        Filesize

        408KB

      • memory/1392-162-0x0000000000000000-mapping.dmp
      • memory/1420-135-0x0000000000000000-mapping.dmp
      • memory/1420-139-0x0000000006FB0000-0x0000000006FD2000-memory.dmp
        Filesize

        136KB

      • memory/1420-138-0x00000000008D0000-0x0000000001044000-memory.dmp
        Filesize

        7.5MB

      • memory/1564-155-0x0000000000000000-mapping.dmp
      • memory/1844-151-0x0000000000000000-mapping.dmp
      • memory/2592-184-0x0000000000000000-mapping.dmp
      • memory/2668-179-0x0000000007010000-0x000000000701A000-memory.dmp
        Filesize

        40KB

      • memory/2668-187-0x0000000007190000-0x0000000007198000-memory.dmp
        Filesize

        32KB

      • memory/2668-186-0x00000000071B0000-0x00000000071CA000-memory.dmp
        Filesize

        104KB

      • memory/2668-185-0x0000000005770000-0x000000000577E000-memory.dmp
        Filesize

        56KB

      • memory/2668-149-0x0000000000000000-mapping.dmp
      • memory/2668-181-0x0000000007250000-0x00000000072E6000-memory.dmp
        Filesize

        600KB

      • memory/2668-175-0x0000000006E60000-0x0000000006E92000-memory.dmp
        Filesize

        200KB

      • memory/2668-176-0x000000006FC70000-0x000000006FCBC000-memory.dmp
        Filesize

        304KB

      • memory/2668-177-0x0000000006240000-0x000000000625E000-memory.dmp
        Filesize

        120KB

      • memory/2680-180-0x0000000000000000-mapping.dmp
      • memory/3008-157-0x0000000000000000-mapping.dmp
      • memory/3456-148-0x0000000000000000-mapping.dmp
      • memory/4032-166-0x0000000000000000-mapping.dmp
      • memory/4180-153-0x0000000000000000-mapping.dmp
      • memory/4556-173-0x0000000000400000-0x0000000000731000-memory.dmp
        Filesize

        3.2MB

      • memory/4556-169-0x0000000000400000-0x0000000000731000-memory.dmp
        Filesize

        3.2MB

      • memory/4556-167-0x0000000000000000-mapping.dmp
      • memory/4556-172-0x0000000000400000-0x0000000000731000-memory.dmp
        Filesize

        3.2MB

      • memory/4556-188-0x0000000000400000-0x0000000000731000-memory.dmp
        Filesize

        3.2MB

      • memory/4632-183-0x0000000000000000-mapping.dmp
      • memory/4752-132-0x0000000000000000-mapping.dmp
      • memory/4904-182-0x0000000000000000-mapping.dmp
      • memory/4984-159-0x0000000000000000-mapping.dmp