Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 01:40

General

  • Target

    d3a09982471977a805269a08024fa2c6881385a219a7db0e198ed10829f68147.js

  • Size

    844KB

  • MD5

    6a1c5084f6ab9730c978f152934ea415

  • SHA1

    70bfed071fdd2bd7d2e17a26703b922f9fb59198

  • SHA256

    d3a09982471977a805269a08024fa2c6881385a219a7db0e198ed10829f68147

  • SHA512

    cc08032544a97cb69a725b3c23e99999b528da3adc240745c79d3c4f65eb2481b30f04d3a1a140119c900bac1fa01c47eee0f09ef27a963761df749c0ea9f686

  • SSDEEP

    1536:XQX3Q+psvIc+PY6t+ZF90EPTY1feon8ZagilDc8G5AyYWuVBoEFgJd2OVmDSW4CU:XQHV6PNS9KiWEqESW46g

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\d3a09982471977a805269a08024fa2c6881385a219a7db0e198ed10829f68147.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1892
    • 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\milowscykf.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4644
      • 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:1224
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\milowscykf.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:552
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\milowscykf.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3620
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\milowscykf.txt"
            5⤵
            • Creates scheduled task(s)
            PID:2436
        • 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\milowscykf.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1860
          • 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:1776
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1688
          • 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:3420
            • 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:1004
          • 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:4560
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:3848
            • 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:1876
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:4288

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        8d5d1f43bad8d88e85f8729bdbd86015

        SHA1

        bf4c1753ed0dc5dcfb4591a59bb599676ecf3ad4

        SHA256

        b5278bd9ad7b6da9a521fa8bc279e1620fc69777ce85cf4a60b378fd016d4431

        SHA512

        8fc4d716329aa844f8f1f04c803e0adc6470edcbddc0210891f19a2db817aab2e1d3f7a2c5f6d44e37668a76fb1d9171ca8d963d6accd075b4ad664a58bc34fd

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna4130880606100292999.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4124900551-4068476067-3491212533-1000\83aa4cc77f591dfc2374580bbd95f6ba_310807ab-751f-4d81-ae09-b202eaf21e19

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\AppData\Roaming\milowscykf.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/552-225-0x0000020185D90000-0x0000020185D91000-memory.dmp

        Filesize

        4KB

      • memory/552-210-0x0000020185D90000-0x0000020185D91000-memory.dmp

        Filesize

        4KB

      • memory/552-194-0x0000020185D90000-0x0000020185D91000-memory.dmp

        Filesize

        4KB

      • memory/1860-246-0x0000024918B50000-0x0000024918B51000-memory.dmp

        Filesize

        4KB

      • memory/1860-269-0x0000024918B50000-0x0000024918B51000-memory.dmp

        Filesize

        4KB

      • memory/4644-112-0x0000011D00470000-0x0000011D00480000-memory.dmp

        Filesize

        64KB

      • memory/4644-122-0x0000011D004A0000-0x0000011D004B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-31-0x0000011D002E0000-0x0000011D002F0000-memory.dmp

        Filesize

        64KB

      • memory/4644-38-0x0000011D00300000-0x0000011D00310000-memory.dmp

        Filesize

        64KB

      • memory/4644-44-0x0000011D00320000-0x0000011D00330000-memory.dmp

        Filesize

        64KB

      • memory/4644-43-0x0000011D00310000-0x0000011D00320000-memory.dmp

        Filesize

        64KB

      • memory/4644-42-0x0000011D00000000-0x0000011D00270000-memory.dmp

        Filesize

        2.4MB

      • memory/4644-51-0x0000011D00350000-0x0000011D00360000-memory.dmp

        Filesize

        64KB

      • memory/4644-50-0x0000011D00340000-0x0000011D00350000-memory.dmp

        Filesize

        64KB

      • memory/4644-54-0x0000011D00360000-0x0000011D00370000-memory.dmp

        Filesize

        64KB

      • memory/4644-55-0x0000011D00370000-0x0000011D00380000-memory.dmp

        Filesize

        64KB

      • memory/4644-53-0x0000011D00280000-0x0000011D00290000-memory.dmp

        Filesize

        64KB

      • memory/4644-49-0x0000011D00330000-0x0000011D00340000-memory.dmp

        Filesize

        64KB

      • memory/4644-47-0x0000011D00270000-0x0000011D00280000-memory.dmp

        Filesize

        64KB

      • memory/4644-58-0x0000011D002A0000-0x0000011D002B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-59-0x0000011D00380000-0x0000011D00390000-memory.dmp

        Filesize

        64KB

      • memory/4644-57-0x0000011D00290000-0x0000011D002A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-63-0x0000011D002C0000-0x0000011D002D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-64-0x0000011D00390000-0x0000011D003A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-62-0x0000011D002B0000-0x0000011D002C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-68-0x0000011D003A0000-0x0000011D003B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-67-0x0000011D002D0000-0x0000011D002E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-69-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-70-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-72-0x0000011D002E0000-0x0000011D002F0000-memory.dmp

        Filesize

        64KB

      • memory/4644-73-0x0000011D003B0000-0x0000011D003C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-82-0x0000011D003C0000-0x0000011D003D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-86-0x0000011D00400000-0x0000011D00410000-memory.dmp

        Filesize

        64KB

      • memory/4644-95-0x0000011D00440000-0x0000011D00450000-memory.dmp

        Filesize

        64KB

      • memory/4644-94-0x0000011D00430000-0x0000011D00440000-memory.dmp

        Filesize

        64KB

      • memory/4644-93-0x0000011D00420000-0x0000011D00430000-memory.dmp

        Filesize

        64KB

      • memory/4644-100-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-92-0x0000011D00410000-0x0000011D00420000-memory.dmp

        Filesize

        64KB

      • memory/4644-103-0x0000011D00450000-0x0000011D00460000-memory.dmp

        Filesize

        64KB

      • memory/4644-102-0x0000011D00310000-0x0000011D00320000-memory.dmp

        Filesize

        64KB

      • memory/4644-91-0x0000011D00300000-0x0000011D00310000-memory.dmp

        Filesize

        64KB

      • memory/4644-85-0x0000011D003F0000-0x0000011D00400000-memory.dmp

        Filesize

        64KB

      • memory/4644-84-0x0000011D003E0000-0x0000011D003F0000-memory.dmp

        Filesize

        64KB

      • memory/4644-83-0x0000011D003D0000-0x0000011D003E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-81-0x0000011D002F0000-0x0000011D00300000-memory.dmp

        Filesize

        64KB

      • memory/4644-104-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-107-0x0000011D00460000-0x0000011D00470000-memory.dmp

        Filesize

        64KB

      • memory/4644-106-0x0000011D00320000-0x0000011D00330000-memory.dmp

        Filesize

        64KB

      • memory/4644-109-0x0000011D00330000-0x0000011D00340000-memory.dmp

        Filesize

        64KB

      • memory/4644-29-0x0000011D002D0000-0x0000011D002E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-111-0x0000011D00350000-0x0000011D00360000-memory.dmp

        Filesize

        64KB

      • memory/4644-110-0x0000011D00340000-0x0000011D00350000-memory.dmp

        Filesize

        64KB

      • memory/4644-119-0x0000011D00490000-0x0000011D004A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-118-0x0000011D00480000-0x0000011D00490000-memory.dmp

        Filesize

        64KB

      • memory/4644-117-0x0000011D00370000-0x0000011D00380000-memory.dmp

        Filesize

        64KB

      • memory/4644-116-0x0000011D00360000-0x0000011D00370000-memory.dmp

        Filesize

        64KB

      • memory/4644-32-0x0000011D002F0000-0x0000011D00300000-memory.dmp

        Filesize

        64KB

      • memory/4644-121-0x0000011D00380000-0x0000011D00390000-memory.dmp

        Filesize

        64KB

      • memory/4644-125-0x0000011D004B0000-0x0000011D004C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-124-0x0000011D00390000-0x0000011D003A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-127-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-132-0x0000011D004C0000-0x0000011D004D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-131-0x0000011D003A0000-0x0000011D003B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-134-0x0000011D003B0000-0x0000011D003C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-135-0x0000011D004D0000-0x0000011D004E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-143-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-145-0x0000011D003C0000-0x0000011D003D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-149-0x0000011D00400000-0x0000011D00410000-memory.dmp

        Filesize

        64KB

      • memory/4644-148-0x0000011D003F0000-0x0000011D00400000-memory.dmp

        Filesize

        64KB

      • memory/4644-147-0x0000011D003E0000-0x0000011D003F0000-memory.dmp

        Filesize

        64KB

      • memory/4644-146-0x0000011D003D0000-0x0000011D003E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-151-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-153-0x0000011D00270000-0x0000011D00280000-memory.dmp

        Filesize

        64KB

      • memory/4644-163-0x0000011D00310000-0x0000011D00320000-memory.dmp

        Filesize

        64KB

      • memory/4644-162-0x0000011D00300000-0x0000011D00310000-memory.dmp

        Filesize

        64KB

      • memory/4644-161-0x0000011D00320000-0x0000011D00330000-memory.dmp

        Filesize

        64KB

      • memory/4644-160-0x0000011D002E0000-0x0000011D002F0000-memory.dmp

        Filesize

        64KB

      • memory/4644-159-0x0000011D002D0000-0x0000011D002E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-182-0x0000011D004D0000-0x0000011D004E0000-memory.dmp

        Filesize

        64KB

      • memory/4644-181-0x0000011D004C0000-0x0000011D004D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-180-0x0000011D004B0000-0x0000011D004C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-179-0x0000011D004A0000-0x0000011D004B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-178-0x0000011D00490000-0x0000011D004A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-177-0x0000011D00480000-0x0000011D00490000-memory.dmp

        Filesize

        64KB

      • memory/4644-176-0x0000011D00470000-0x0000011D00480000-memory.dmp

        Filesize

        64KB

      • memory/4644-175-0x0000011D00460000-0x0000011D00470000-memory.dmp

        Filesize

        64KB

      • memory/4644-174-0x0000011D00450000-0x0000011D00460000-memory.dmp

        Filesize

        64KB

      • memory/4644-173-0x0000011D00440000-0x0000011D00450000-memory.dmp

        Filesize

        64KB

      • memory/4644-172-0x0000011D00430000-0x0000011D00440000-memory.dmp

        Filesize

        64KB

      • memory/4644-171-0x0000011D00420000-0x0000011D00430000-memory.dmp

        Filesize

        64KB

      • memory/4644-169-0x0000011D00410000-0x0000011D00420000-memory.dmp

        Filesize

        64KB

      • memory/4644-168-0x0000011D00330000-0x0000011D00340000-memory.dmp

        Filesize

        64KB

      • memory/4644-167-0x0000011D00000000-0x0000011D00270000-memory.dmp

        Filesize

        2.4MB

      • memory/4644-158-0x0000011D002C0000-0x0000011D002D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-157-0x0000011D002B0000-0x0000011D002C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-24-0x0000011D002B0000-0x0000011D002C0000-memory.dmp

        Filesize

        64KB

      • memory/4644-25-0x0000011D002C0000-0x0000011D002D0000-memory.dmp

        Filesize

        64KB

      • memory/4644-26-0x0000011D7B940000-0x0000011D7B941000-memory.dmp

        Filesize

        4KB

      • memory/4644-20-0x0000011D00290000-0x0000011D002A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-21-0x0000011D002A0000-0x0000011D002B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-17-0x0000011D00280000-0x0000011D00290000-memory.dmp

        Filesize

        64KB

      • memory/4644-15-0x0000011D00270000-0x0000011D00280000-memory.dmp

        Filesize

        64KB

      • memory/4644-4-0x0000011D00000000-0x0000011D00270000-memory.dmp

        Filesize

        2.4MB

      • memory/4644-156-0x0000011D002A0000-0x0000011D002B0000-memory.dmp

        Filesize

        64KB

      • memory/4644-155-0x0000011D00290000-0x0000011D002A0000-memory.dmp

        Filesize

        64KB

      • memory/4644-154-0x0000011D00280000-0x0000011D00290000-memory.dmp

        Filesize

        64KB

      • memory/4644-152-0x0000011D002F0000-0x0000011D00300000-memory.dmp

        Filesize

        64KB