Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 18:06

General

  • Target

    f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02.js

  • Size

    776KB

  • MD5

    1d26836dd11e3edf4982cac936614871

  • SHA1

    6a1d15f15eea691da47b0a2b0a326fea2be3539d

  • SHA256

    f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02

  • SHA512

    1371926913b860c5c798080c0c4563ec92b9555495e0d1f629cd536cb432fc9cf97a12c2e8c467e7a845daafe91ef30a223b65841059edcf5c9786ffb0cb37f4

  • SSDEEP

    6144:XQzJeftRXJpA2OEL42YdLHmaNFq5fC1il2gzLKDvlQCxhGgmRR7L/xrE6AUbDlc3:g/

Malware Config

Signatures

  • STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ndxrfwj.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3240
      • C:\Windows\system32\icacls.exe
        C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
        3⤵
        • Modifies file permissions
        PID:1172
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\ndxrfwj.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4152
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ndxrfwj.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4472
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ndxrfwj.txt"
            5⤵
            • Creates scheduled task(s)
            PID:4832
        • C:\Program Files\Java\jre-1.8\bin\java.exe
          "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ndxrfwj.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4540
          • 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:3012
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:3784
          • 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:4148
            • 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:4928
          • 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:4276
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:4788
            • 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:2616
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:5076

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

        Filesize

        46B

        MD5

        0b885d62356c135745360bb25672d293

        SHA1

        fba79dc4c430f403557c11fdd2a0ca0c9d314210

        SHA256

        c0416a678b417c99291d31e36ae02eea991c8c5485faacd781cc7e3a0a12bbb7

        SHA512

        25dd709c42800f469bc39de168128128947ffe80b4d63703f12701f025affe64c248ae80188375b5674d6cb9932806046ac8e042ff6ca8d6c17a68053046b5c8

      • C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

        Filesize

        46B

        MD5

        477258d7bd1c1c40ffc65ab34317cfe6

        SHA1

        be6133298b6c7fc39b5c0c905fa3e56301b7a32a

        SHA256

        5864c6b5f8537424dc7a0978d70d6e5360df667942b480bb750cdb61c7f74e25

        SHA512

        7d0a7527be9d3e225b67dcb45fda4a9b3a403bf6d8cb63a021bab066e77c8150d3bb6b348aa541ad40b216600234c75871165522bca218ac7575acde859d1455

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna2679163952094969692.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4018855536-2201274732-320770143-1000\83aa4cc77f591dfc2374580bbd95f6ba_4d0966de-9ba4-4ee9-b282-eaf9cf9c9160

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

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

        Filesize

        92KB

        MD5

        2cc7e15396dc275497fcf51f461da38d

        SHA1

        6fa0f11b6d9e3812a86ff1d43a86ad34bfc41062

        SHA256

        e14f1c7e11a1f1ddd570d605e4204a694a7370d603c1b1ca157e505f180ccc48

        SHA512

        daf71473c48f9592d33a49ff2f6d7b84e2c3a992f18a29979494cae86623328f0137c6ae9046cf3bbeb75d90d2a030d1fdbf3aca8718ea769429ce1e6e4a931f

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

        Filesize

        1.4MB

        MD5

        acfb5b5fd9ee10bf69497792fd469f85

        SHA1

        0e0845217c4907822403912ad6828d8e0b256208

        SHA256

        b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

        SHA512

        e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

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

        Filesize

        2.6MB

        MD5

        2f4a99c2758e72ee2b59a73586a2322f

        SHA1

        af38e7c4d0fc73c23ecd785443705bfdee5b90bf

        SHA256

        24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

        SHA512

        b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

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

        Filesize

        4.1MB

        MD5

        b33387e15ab150a7bf560abdc73c3bec

        SHA1

        66b8075784131f578ef893fd7674273f709b9a4c

        SHA256

        2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

        SHA512

        25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

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

        Filesize

        772KB

        MD5

        e1aa38a1e78a76a6de73efae136cdb3a

        SHA1

        c463da71871f780b2e2e5dba115d43953b537daf

        SHA256

        2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

        SHA512

        fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

      • memory/3240-111-0x0000023080460000-0x0000023080470000-memory.dmp

        Filesize

        64KB

      • memory/3240-159-0x0000023080300000-0x0000023080310000-memory.dmp

        Filesize

        64KB

      • memory/3240-22-0x00000230802A0000-0x00000230802B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-25-0x00000230802C0000-0x00000230802D0000-memory.dmp

        Filesize

        64KB

      • memory/3240-29-0x00000230802D0000-0x00000230802E0000-memory.dmp

        Filesize

        64KB

      • memory/3240-34-0x00000230802F0000-0x0000023080300000-memory.dmp

        Filesize

        64KB

      • memory/3240-35-0x00000230802E0000-0x00000230802F0000-memory.dmp

        Filesize

        64KB

      • memory/3240-39-0x0000023080310000-0x0000023080320000-memory.dmp

        Filesize

        64KB

      • memory/3240-38-0x0000023080300000-0x0000023080310000-memory.dmp

        Filesize

        64KB

      • memory/3240-40-0x00000230F5710000-0x00000230F5711000-memory.dmp

        Filesize

        4KB

      • memory/3240-44-0x0000023080320000-0x0000023080330000-memory.dmp

        Filesize

        64KB

      • memory/3240-43-0x0000023080000000-0x0000023080270000-memory.dmp

        Filesize

        2.4MB

      • memory/3240-46-0x0000023080270000-0x0000023080280000-memory.dmp

        Filesize

        64KB

      • memory/3240-48-0x0000023080340000-0x0000023080350000-memory.dmp

        Filesize

        64KB

      • memory/3240-47-0x0000023080330000-0x0000023080340000-memory.dmp

        Filesize

        64KB

      • memory/3240-50-0x0000023080280000-0x0000023080290000-memory.dmp

        Filesize

        64KB

      • memory/3240-51-0x0000023080350000-0x0000023080360000-memory.dmp

        Filesize

        64KB

      • memory/3240-55-0x0000023080360000-0x0000023080370000-memory.dmp

        Filesize

        64KB

      • memory/3240-54-0x0000023080290000-0x00000230802A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-57-0x00000230802B0000-0x00000230802C0000-memory.dmp

        Filesize

        64KB

      • memory/3240-58-0x0000023080370000-0x0000023080380000-memory.dmp

        Filesize

        64KB

      • memory/3240-56-0x00000230802A0000-0x00000230802B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-63-0x0000023080380000-0x0000023080390000-memory.dmp

        Filesize

        64KB

      • memory/3240-62-0x00000230802C0000-0x00000230802D0000-memory.dmp

        Filesize

        64KB

      • memory/3240-65-0x00000230802D0000-0x00000230802E0000-memory.dmp

        Filesize

        64KB

      • memory/3240-66-0x0000023080390000-0x00000230803A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-72-0x00000230802F0000-0x0000023080300000-memory.dmp

        Filesize

        64KB

      • memory/3240-74-0x00000230803A0000-0x00000230803B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-73-0x00000230802E0000-0x00000230802F0000-memory.dmp

        Filesize

        64KB

      • memory/3240-76-0x0000023080300000-0x0000023080310000-memory.dmp

        Filesize

        64KB

      • memory/3240-79-0x00000230803C0000-0x00000230803D0000-memory.dmp

        Filesize

        64KB

      • memory/3240-77-0x00000230803B0000-0x00000230803C0000-memory.dmp

        Filesize

        64KB

      • memory/3240-82-0x00000230803D0000-0x00000230803E0000-memory.dmp

        Filesize

        64KB

      • memory/3240-83-0x00000230803E0000-0x00000230803F0000-memory.dmp

        Filesize

        64KB

      • memory/3240-81-0x0000023080310000-0x0000023080320000-memory.dmp

        Filesize

        64KB

      • memory/3240-92-0x0000023080420000-0x0000023080430000-memory.dmp

        Filesize

        64KB

      • memory/3240-91-0x0000023080410000-0x0000023080420000-memory.dmp

        Filesize

        64KB

      • memory/3240-90-0x0000023080400000-0x0000023080410000-memory.dmp

        Filesize

        64KB

      • memory/3240-89-0x00000230803F0000-0x0000023080400000-memory.dmp

        Filesize

        64KB

      • memory/3240-88-0x0000023080320000-0x0000023080330000-memory.dmp

        Filesize

        64KB

      • memory/3240-97-0x00000230F5710000-0x00000230F5711000-memory.dmp

        Filesize

        4KB

      • memory/3240-99-0x0000023080330000-0x0000023080340000-memory.dmp

        Filesize

        64KB

      • memory/3240-100-0x0000023080340000-0x0000023080350000-memory.dmp

        Filesize

        64KB

      • memory/3240-101-0x0000023080430000-0x0000023080440000-memory.dmp

        Filesize

        64KB

      • memory/3240-102-0x00000230F5710000-0x00000230F5711000-memory.dmp

        Filesize

        4KB

      • memory/3240-105-0x0000023080440000-0x0000023080450000-memory.dmp

        Filesize

        64KB

      • memory/3240-104-0x0000023080350000-0x0000023080360000-memory.dmp

        Filesize

        64KB

      • memory/3240-107-0x0000023080360000-0x0000023080370000-memory.dmp

        Filesize

        64KB

      • memory/3240-108-0x0000023080450000-0x0000023080460000-memory.dmp

        Filesize

        64KB

      • memory/3240-19-0x0000023080290000-0x00000230802A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-110-0x0000023080370000-0x0000023080380000-memory.dmp

        Filesize

        64KB

      • memory/3240-113-0x0000023080380000-0x0000023080390000-memory.dmp

        Filesize

        64KB

      • memory/3240-23-0x00000230802B0000-0x00000230802C0000-memory.dmp

        Filesize

        64KB

      • memory/3240-114-0x0000023080470000-0x0000023080480000-memory.dmp

        Filesize

        64KB

      • memory/3240-128-0x00000230803C0000-0x00000230803D0000-memory.dmp

        Filesize

        64KB

      • memory/3240-120-0x0000023080490000-0x00000230804A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-119-0x00000230803A0000-0x00000230803B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-124-0x00000230F5710000-0x00000230F5711000-memory.dmp

        Filesize

        4KB

      • memory/3240-129-0x00000230804A0000-0x00000230804B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-117-0x0000023080390000-0x00000230803A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-127-0x00000230803B0000-0x00000230803C0000-memory.dmp

        Filesize

        64KB

      • memory/3240-131-0x00000230803D0000-0x00000230803E0000-memory.dmp

        Filesize

        64KB

      • memory/3240-133-0x00000230804B0000-0x00000230804C0000-memory.dmp

        Filesize

        64KB

      • memory/3240-132-0x00000230803E0000-0x00000230803F0000-memory.dmp

        Filesize

        64KB

      • memory/3240-141-0x00000230F5710000-0x00000230F5711000-memory.dmp

        Filesize

        4KB

      • memory/3240-143-0x00000230803F0000-0x0000023080400000-memory.dmp

        Filesize

        64KB

      • memory/3240-144-0x0000023080400000-0x0000023080410000-memory.dmp

        Filesize

        64KB

      • memory/3240-145-0x0000023080410000-0x0000023080420000-memory.dmp

        Filesize

        64KB

      • memory/3240-146-0x0000023080420000-0x0000023080430000-memory.dmp

        Filesize

        64KB

      • memory/3240-148-0x00000230F5710000-0x00000230F5711000-memory.dmp

        Filesize

        4KB

      • memory/3240-154-0x00000230802B0000-0x00000230802C0000-memory.dmp

        Filesize

        64KB

      • memory/3240-153-0x00000230802A0000-0x00000230802B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-152-0x0000023080290000-0x00000230802A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-151-0x0000023080280000-0x0000023080290000-memory.dmp

        Filesize

        64KB

      • memory/3240-150-0x0000023080270000-0x0000023080280000-memory.dmp

        Filesize

        64KB

      • memory/3240-149-0x0000023080310000-0x0000023080320000-memory.dmp

        Filesize

        64KB

      • memory/3240-161-0x0000023080320000-0x0000023080330000-memory.dmp

        Filesize

        64KB

      • memory/3240-155-0x00000230802C0000-0x00000230802D0000-memory.dmp

        Filesize

        64KB

      • memory/3240-178-0x00000230804A0000-0x00000230804B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-177-0x0000023080490000-0x00000230804A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-176-0x0000023080480000-0x0000023080490000-memory.dmp

        Filesize

        64KB

      • memory/3240-175-0x0000023080470000-0x0000023080480000-memory.dmp

        Filesize

        64KB

      • memory/3240-174-0x0000023080460000-0x0000023080470000-memory.dmp

        Filesize

        64KB

      • memory/3240-173-0x0000023080450000-0x0000023080460000-memory.dmp

        Filesize

        64KB

      • memory/3240-172-0x0000023080440000-0x0000023080450000-memory.dmp

        Filesize

        64KB

      • memory/3240-171-0x0000023080430000-0x0000023080440000-memory.dmp

        Filesize

        64KB

      • memory/3240-170-0x0000023080420000-0x0000023080430000-memory.dmp

        Filesize

        64KB

      • memory/3240-169-0x0000023080410000-0x0000023080420000-memory.dmp

        Filesize

        64KB

      • memory/3240-168-0x00000230803A0000-0x00000230803B0000-memory.dmp

        Filesize

        64KB

      • memory/3240-167-0x0000023080390000-0x00000230803A0000-memory.dmp

        Filesize

        64KB

      • memory/3240-166-0x0000023080360000-0x0000023080370000-memory.dmp

        Filesize

        64KB

      • memory/3240-165-0x0000023080350000-0x0000023080360000-memory.dmp

        Filesize

        64KB

      • memory/3240-164-0x0000023080340000-0x0000023080350000-memory.dmp

        Filesize

        64KB

      • memory/3240-163-0x0000023080330000-0x0000023080340000-memory.dmp

        Filesize

        64KB

      • memory/3240-162-0x0000023080000000-0x0000023080270000-memory.dmp

        Filesize

        2.4MB

      • memory/3240-18-0x0000023080280000-0x0000023080290000-memory.dmp

        Filesize

        64KB

      • memory/3240-118-0x0000023080480000-0x0000023080490000-memory.dmp

        Filesize

        64KB

      • memory/3240-158-0x00000230802E0000-0x00000230802F0000-memory.dmp

        Filesize

        64KB

      • memory/3240-157-0x00000230802F0000-0x0000023080300000-memory.dmp

        Filesize

        64KB

      • memory/3240-156-0x00000230802D0000-0x00000230802E0000-memory.dmp

        Filesize

        64KB

      • memory/3240-4-0x0000023080000000-0x0000023080270000-memory.dmp

        Filesize

        2.4MB

      • memory/3240-15-0x0000023080270000-0x0000023080280000-memory.dmp

        Filesize

        64KB

      • memory/4152-226-0x000001FFCC680000-0x000001FFCC681000-memory.dmp

        Filesize

        4KB

      • memory/4152-210-0x000001FFCC680000-0x000001FFCC681000-memory.dmp

        Filesize

        4KB

      • memory/4540-251-0x00000223941A0000-0x00000223941A1000-memory.dmp

        Filesize

        4KB

      • memory/4540-269-0x00000223941A0000-0x00000223941A1000-memory.dmp

        Filesize

        4KB

      • memory/4540-272-0x00000223941A0000-0x00000223941A1000-memory.dmp

        Filesize

        4KB