Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    13-01-2021 06:48

General

  • Target

    FMDWF510190.js

  • Size

    164KB

  • MD5

    60d543f82d9bf3f6c674b80695ad9e5e

  • SHA1

    bb319387531c12599448d05f51ef1b9cc9f725d2

  • SHA256

    47483768f06311345c545c2774ef3592dfd568ed2172690d67e97b871fbb5dae

  • SHA512

    df8ad70f5ef6a2cf754aea1a3fa22c3a76f8fbb90f67cbe14d841f2be3fa84a4e9d37e3a90c0c9a01b02e6862c7e82cba19eb7fe7b3d26c23cf9132f5e671dc0

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • JavaScript code in executable 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 168 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\FMDWF510190.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
      "C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ejqwrnxfeb.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1592
      • C:\Program Files\Java\jre1.8.0_66\bin\java.exe
        "C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\ejqwrnxfeb.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3912
        • C:\Program Files\Java\jre1.8.0_66\bin\java.exe
          "C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ejqwrnxfeb.txt"
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1336
          • C:\Program Files\Java\jre1.8.0_66\bin\java.exe
            "C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\plugins.jar" mp
            5⤵
            • Loads dropped DLL
            • Adds Run key to start application
            PID:3108
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:564
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:3924
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1592
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:4068
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2136
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:196
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:2280
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:1752
            • C:\Windows\SYSTEM32\cmd.exe
              cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ejqwrnxfeb.txt"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:3024
              • C:\Windows\system32\schtasks.exe
                schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ejqwrnxfeb.txt"
                5⤵
                • Creates scheduled task(s)
                PID:2112

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

        MD5

        5f5ae18d9782d86a78cde2a355d4661a

        SHA1

        bdaaf9a8a267380e67d61cff037e3934d76f8c4f

        SHA256

        94cf03abd455a1405a3cb558f858bf798a111524211b99db9d3f925018ebc8e1

        SHA512

        bc7289c7e09bb0cf6df30633fb4f0b2964e596b9bffae1979c5ae18d29f2e7b1689e30ff39e73abab8982ad94e6a706dd0d7e4813dc7553b8cd447cbc2b8a966

      • C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

        MD5

        bfa904800b4008cb4229f9eb95c82bc4

        SHA1

        3ec78e819bec9e6969735c61424d8052b1ae03b3

        SHA256

        4a3655394140d4caf249a0c703f008959ebb81f66c7ce9b32590da06d1df8dcd

        SHA512

        947efc0163005455128e33d74d46375ae74ffd816b83b7be29991aff442d4c8505445e228389664b683ead8da611f4d0960f7f0ac10783f63cb151d1dec68e92

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna5410466167865706324.dll

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna94392769722798400.dll

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3341490333-719741536-2920803124-1000\83aa4cc77f591dfc2374580bbd95f6ba_4a1d5b5d-6336-41a4-a4da-b4af65e6deff

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\AppData\Roaming\ejqwrnxfeb.txt

        MD5

        bc1fd0bd285b4f0a73a872299f56f632

        SHA1

        38678a7b5d77d7ce585c545d28e22e200d7abe6d

        SHA256

        a9b0a6e9a872c23dbed7c00c7b6452e9f88dad4bdf9ed2995821da05a0625dbb

        SHA512

        fa52604f024480a1d2a6d22fd28f77a76c0a96a6be3db6ef13acf9486b508dd09feb9ab444d290050bf0be33481fb402e9f2b0afd62695fa8e4c434cda4b0e47

      • C:\Users\Admin\AppData\Roaming\ejqwrnxfeb.txt

        MD5

        bc1fd0bd285b4f0a73a872299f56f632

        SHA1

        38678a7b5d77d7ce585c545d28e22e200d7abe6d

        SHA256

        a9b0a6e9a872c23dbed7c00c7b6452e9f88dad4bdf9ed2995821da05a0625dbb

        SHA512

        fa52604f024480a1d2a6d22fd28f77a76c0a96a6be3db6ef13acf9486b508dd09feb9ab444d290050bf0be33481fb402e9f2b0afd62695fa8e4c434cda4b0e47

      • C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jar

        MD5

        acfb5b5fd9ee10bf69497792fd469f85

        SHA1

        0e0845217c4907822403912ad6828d8e0b256208

        SHA256

        b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

        SHA512

        e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

      • C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jar

        MD5

        2f4a99c2758e72ee2b59a73586a2322f

        SHA1

        af38e7c4d0fc73c23ecd785443705bfdee5b90bf

        SHA256

        24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

        SHA512

        b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

      • C:\Users\Admin\AppData\Roaming\lib\sqlite-jdbc-3.14.2.1.jar

        MD5

        b33387e15ab150a7bf560abdc73c3bec

        SHA1

        66b8075784131f578ef893fd7674273f709b9a4c

        SHA256

        2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

        SHA512

        25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

      • C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jar

        MD5

        e1aa38a1e78a76a6de73efae136cdb3a

        SHA1

        c463da71871f780b2e2e5dba115d43953b537daf

        SHA256

        2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

        SHA512

        fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

      • C:\Users\Admin\AppData\Roaming\plugins.jar

        MD5

        bc1fd0bd285b4f0a73a872299f56f632

        SHA1

        38678a7b5d77d7ce585c545d28e22e200d7abe6d

        SHA256

        a9b0a6e9a872c23dbed7c00c7b6452e9f88dad4bdf9ed2995821da05a0625dbb

        SHA512

        fa52604f024480a1d2a6d22fd28f77a76c0a96a6be3db6ef13acf9486b508dd09feb9ab444d290050bf0be33481fb402e9f2b0afd62695fa8e4c434cda4b0e47

      • C:\Users\Admin\ejqwrnxfeb.txt

        MD5

        bc1fd0bd285b4f0a73a872299f56f632

        SHA1

        38678a7b5d77d7ce585c545d28e22e200d7abe6d

        SHA256

        a9b0a6e9a872c23dbed7c00c7b6452e9f88dad4bdf9ed2995821da05a0625dbb

        SHA512

        fa52604f024480a1d2a6d22fd28f77a76c0a96a6be3db6ef13acf9486b508dd09feb9ab444d290050bf0be33481fb402e9f2b0afd62695fa8e4c434cda4b0e47

      • C:\Users\Admin\lib\jna-5.5.0.jar

        MD5

        acfb5b5fd9ee10bf69497792fd469f85

        SHA1

        0e0845217c4907822403912ad6828d8e0b256208

        SHA256

        b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

        SHA512

        e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

      • C:\Users\Admin\lib\jna-platform-5.5.0.jar

        MD5

        2f4a99c2758e72ee2b59a73586a2322f

        SHA1

        af38e7c4d0fc73c23ecd785443705bfdee5b90bf

        SHA256

        24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

        SHA512

        b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

      • C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar

        MD5

        b33387e15ab150a7bf560abdc73c3bec

        SHA1

        66b8075784131f578ef893fd7674273f709b9a4c

        SHA256

        2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

        SHA512

        25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

      • C:\Users\Admin\lib\system-hook-3.5.jar

        MD5

        e1aa38a1e78a76a6de73efae136cdb3a

        SHA1

        c463da71871f780b2e2e5dba115d43953b537daf

        SHA256

        2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

        SHA512

        fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

      • \Users\Admin\AppData\Local\Temp\jna-63116079\jna5410466167865706324.dll

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • \Users\Admin\AppData\Local\Temp\jna-63116079\jna8122973143343914778.dll

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • \Users\Admin\AppData\Local\Temp\jna-63116079\jna94392769722798400.dll

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • memory/196-86-0x0000000000000000-mapping.dmp

      • memory/564-73-0x0000000000000000-mapping.dmp

      • memory/1336-48-0x0000000000000000-mapping.dmp

      • memory/1592-2-0x0000000000000000-mapping.dmp

      • memory/1592-79-0x0000000000000000-mapping.dmp

      • memory/1752-94-0x0000000000000000-mapping.dmp

      • memory/2112-50-0x0000000000000000-mapping.dmp

      • memory/2136-85-0x0000000000000000-mapping.dmp

      • memory/2280-91-0x0000000000000000-mapping.dmp

      • memory/3024-47-0x0000000000000000-mapping.dmp

      • memory/3108-65-0x0000000000000000-mapping.dmp

      • memory/3912-32-0x0000000000000000-mapping.dmp

      • memory/3924-74-0x0000000000000000-mapping.dmp

      • memory/4068-80-0x0000000000000000-mapping.dmp