Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-05-2024 01:37

General

  • Target

    ed0b6130808ed7feb630ab33d8ab2bc27d2292a418eb9e0da253be96182282f2.js

  • Size

    847KB

  • MD5

    df72b6093c6815d39358aacea690f07a

  • SHA1

    63ee37b0cd1b4dc3855b94c6a6f5805bd86388fb

  • SHA256

    ed0b6130808ed7feb630ab33d8ab2bc27d2292a418eb9e0da253be96182282f2

  • SHA512

    cbadc902a129e862262f2d9d0fdf108fe6267097de9d2f0539df293025a815294346e514d62655defc97d8b856027336255a883b018793a9b33c598644b45324

  • SSDEEP

    6144:XQTEI4vwybyl9DK/LiuM0bwucacoS1tGDKMnMcoeNFVZiMeDPtKefB3EenWDiM12:gZ

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\ed0b6130808ed7feb630ab33d8ab2bc27d2292a418eb9e0da253be96182282f2.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:804
    • 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\bjflwsgaz.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2996
      • 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:3524
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\bjflwsgaz.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:5048
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\bjflwsgaz.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4460
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\bjflwsgaz.txt"
            5⤵
            • Creates scheduled task(s)
            PID:1764
        • 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\bjflwsgaz.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4648
          • 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:4852
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:5036
          • 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:4964
            • 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:3148
          • 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:3232
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:4764
            • 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:1064
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:3792

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        155a368bbad73edf71ae37c9afb68fcd

        SHA1

        daf2f6a763b70437ac156e45896fb0a6806b7f3d

        SHA256

        f3ba8de6e31237d17b11acc2b5d75cdb065d6aaa258530058590403bc72440ca

        SHA512

        d4f003e41ed6bc418ed79db2aa25df9fb948988b87105ff8fe520a3bcb32f4f9d3592ab54052fe1eab52d66c7d6b100b485a8a2e735e9fa2fd1be9ab8cabb103

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna8118629634289569675.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-711569230-3659488422-571408806-1000\83aa4cc77f591dfc2374580bbd95f6ba_5fd6b8d9-48b3-42c0-adc7-08f9fe7c965e

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\AppData\Roaming\bjflwsgaz.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/2996-110-0x0000029A80340000-0x0000029A80350000-memory.dmp

        Filesize

        64KB

      • memory/2996-170-0x0000029A80420000-0x0000029A80430000-memory.dmp

        Filesize

        64KB

      • memory/2996-22-0x0000029A802A0000-0x0000029A802B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-114-0x0000029A80460000-0x0000029A80470000-memory.dmp

        Filesize

        64KB

      • memory/2996-26-0x0000029A802C0000-0x0000029A802D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-30-0x0000029A802E0000-0x0000029A802F0000-memory.dmp

        Filesize

        64KB

      • memory/2996-31-0x0000029A802F0000-0x0000029A80300000-memory.dmp

        Filesize

        64KB

      • memory/2996-37-0x0000029A80300000-0x0000029A80310000-memory.dmp

        Filesize

        64KB

      • memory/2996-42-0x0000029A80320000-0x0000029A80330000-memory.dmp

        Filesize

        64KB

      • memory/2996-41-0x0000029A80310000-0x0000029A80320000-memory.dmp

        Filesize

        64KB

      • memory/2996-40-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-50-0x0000029A80330000-0x0000029A80340000-memory.dmp

        Filesize

        64KB

      • memory/2996-55-0x0000029A80340000-0x0000029A80350000-memory.dmp

        Filesize

        64KB

      • memory/2996-54-0x0000029A80380000-0x0000029A80390000-memory.dmp

        Filesize

        64KB

      • memory/2996-53-0x0000029A80370000-0x0000029A80380000-memory.dmp

        Filesize

        64KB

      • memory/2996-52-0x0000029A80360000-0x0000029A80370000-memory.dmp

        Filesize

        64KB

      • memory/2996-51-0x0000029A80350000-0x0000029A80360000-memory.dmp

        Filesize

        64KB

      • memory/2996-49-0x0000029A80000000-0x0000029A80270000-memory.dmp

        Filesize

        2.4MB

      • memory/2996-59-0x0000029A80270000-0x0000029A80280000-memory.dmp

        Filesize

        64KB

      • memory/2996-60-0x0000029A80280000-0x0000029A80290000-memory.dmp

        Filesize

        64KB

      • memory/2996-61-0x0000029A80390000-0x0000029A803A0000-memory.dmp

        Filesize

        64KB

      • memory/2996-65-0x0000029A80290000-0x0000029A802A0000-memory.dmp

        Filesize

        64KB

      • memory/2996-66-0x0000029A803A0000-0x0000029A803B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-71-0x0000029A802A0000-0x0000029A802B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-75-0x0000029A803D0000-0x0000029A803E0000-memory.dmp

        Filesize

        64KB

      • memory/2996-80-0x0000029A803F0000-0x0000029A80400000-memory.dmp

        Filesize

        64KB

      • memory/2996-86-0x0000029A80410000-0x0000029A80420000-memory.dmp

        Filesize

        64KB

      • memory/2996-85-0x0000029A80400000-0x0000029A80410000-memory.dmp

        Filesize

        64KB

      • memory/2996-84-0x0000029A802E0000-0x0000029A802F0000-memory.dmp

        Filesize

        64KB

      • memory/2996-79-0x0000029A803E0000-0x0000029A803F0000-memory.dmp

        Filesize

        64KB

      • memory/2996-78-0x0000029A802D0000-0x0000029A802E0000-memory.dmp

        Filesize

        64KB

      • memory/2996-77-0x0000029A802C0000-0x0000029A802D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-73-0x0000029A803C0000-0x0000029A803D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-72-0x0000029A802B0000-0x0000029A802C0000-memory.dmp

        Filesize

        64KB

      • memory/2996-91-0x0000029A802F0000-0x0000029A80300000-memory.dmp

        Filesize

        64KB

      • memory/2996-92-0x0000029A80420000-0x0000029A80430000-memory.dmp

        Filesize

        64KB

      • memory/2996-93-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-96-0x0000029A80430000-0x0000029A80440000-memory.dmp

        Filesize

        64KB

      • memory/2996-95-0x0000029A80300000-0x0000029A80310000-memory.dmp

        Filesize

        64KB

      • memory/2996-100-0x0000029A80440000-0x0000029A80450000-memory.dmp

        Filesize

        64KB

      • memory/2996-98-0x0000029A80310000-0x0000029A80320000-memory.dmp

        Filesize

        64KB

      • memory/2996-99-0x0000029A80320000-0x0000029A80330000-memory.dmp

        Filesize

        64KB

      • memory/2996-101-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-103-0x0000029A80330000-0x0000029A80340000-memory.dmp

        Filesize

        64KB

      • memory/2996-107-0x0000029A80380000-0x0000029A80390000-memory.dmp

        Filesize

        64KB

      • memory/2996-108-0x0000029A80450000-0x0000029A80460000-memory.dmp

        Filesize

        64KB

      • memory/2996-106-0x0000029A80370000-0x0000029A80380000-memory.dmp

        Filesize

        64KB

      • memory/2996-105-0x0000029A80360000-0x0000029A80370000-memory.dmp

        Filesize

        64KB

      • memory/2996-104-0x0000029A80350000-0x0000029A80360000-memory.dmp

        Filesize

        64KB

      • memory/2996-18-0x0000029A80270000-0x0000029A80280000-memory.dmp

        Filesize

        64KB

      • memory/2996-111-0x0000029A803B0000-0x0000029A803C0000-memory.dmp

        Filesize

        64KB

      • memory/2996-115-0x0000029A80470000-0x0000029A80480000-memory.dmp

        Filesize

        64KB

      • memory/2996-27-0x0000029A802D0000-0x0000029A802E0000-memory.dmp

        Filesize

        64KB

      • memory/2996-23-0x0000029A802B0000-0x0000029A802C0000-memory.dmp

        Filesize

        64KB

      • memory/2996-181-0x0000029A804C0000-0x0000029A804D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-119-0x0000029A80480000-0x0000029A80490000-memory.dmp

        Filesize

        64KB

      • memory/2996-121-0x0000029A803C0000-0x0000029A803D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-122-0x0000029A803D0000-0x0000029A803E0000-memory.dmp

        Filesize

        64KB

      • memory/2996-123-0x0000029A80490000-0x0000029A804A0000-memory.dmp

        Filesize

        64KB

      • memory/2996-125-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-130-0x0000029A804B0000-0x0000029A804C0000-memory.dmp

        Filesize

        64KB

      • memory/2996-127-0x0000029A803E0000-0x0000029A803F0000-memory.dmp

        Filesize

        64KB

      • memory/2996-128-0x0000029A803F0000-0x0000029A80400000-memory.dmp

        Filesize

        64KB

      • memory/2996-129-0x0000029A804A0000-0x0000029A804B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-132-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-138-0x0000029A80400000-0x0000029A80410000-memory.dmp

        Filesize

        64KB

      • memory/2996-140-0x0000029A804C0000-0x0000029A804D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-139-0x0000029A80410000-0x0000029A80420000-memory.dmp

        Filesize

        64KB

      • memory/2996-143-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-147-0x0000029AFE4D0000-0x0000029AFE4D1000-memory.dmp

        Filesize

        4KB

      • memory/2996-149-0x0000029A80270000-0x0000029A80280000-memory.dmp

        Filesize

        64KB

      • memory/2996-148-0x0000029A80290000-0x0000029A802A0000-memory.dmp

        Filesize

        64KB

      • memory/2996-150-0x0000029A80280000-0x0000029A80290000-memory.dmp

        Filesize

        64KB

      • memory/2996-164-0x0000029A80380000-0x0000029A80390000-memory.dmp

        Filesize

        64KB

      • memory/2996-163-0x0000029A80370000-0x0000029A80380000-memory.dmp

        Filesize

        64KB

      • memory/2996-162-0x0000029A80360000-0x0000029A80370000-memory.dmp

        Filesize

        64KB

      • memory/2996-161-0x0000029A80350000-0x0000029A80360000-memory.dmp

        Filesize

        64KB

      • memory/2996-160-0x0000029A80330000-0x0000029A80340000-memory.dmp

        Filesize

        64KB

      • memory/2996-159-0x0000029A80320000-0x0000029A80330000-memory.dmp

        Filesize

        64KB

      • memory/2996-158-0x0000029A80310000-0x0000029A80320000-memory.dmp

        Filesize

        64KB

      • memory/2996-157-0x0000029A80300000-0x0000029A80310000-memory.dmp

        Filesize

        64KB

      • memory/2996-156-0x0000029A802F0000-0x0000029A80300000-memory.dmp

        Filesize

        64KB

      • memory/2996-155-0x0000029A802E0000-0x0000029A802F0000-memory.dmp

        Filesize

        64KB

      • memory/2996-154-0x0000029A802D0000-0x0000029A802E0000-memory.dmp

        Filesize

        64KB

      • memory/2996-153-0x0000029A802C0000-0x0000029A802D0000-memory.dmp

        Filesize

        64KB

      • memory/2996-152-0x0000029A802B0000-0x0000029A802C0000-memory.dmp

        Filesize

        64KB

      • memory/2996-151-0x0000029A802A0000-0x0000029A802B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-118-0x0000029A803A0000-0x0000029A803B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-180-0x0000029A804B0000-0x0000029A804C0000-memory.dmp

        Filesize

        64KB

      • memory/2996-179-0x0000029A804A0000-0x0000029A804B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-178-0x0000029A80490000-0x0000029A804A0000-memory.dmp

        Filesize

        64KB

      • memory/2996-177-0x0000029A80480000-0x0000029A80490000-memory.dmp

        Filesize

        64KB

      • memory/2996-176-0x0000029A80470000-0x0000029A80480000-memory.dmp

        Filesize

        64KB

      • memory/2996-175-0x0000029A80460000-0x0000029A80470000-memory.dmp

        Filesize

        64KB

      • memory/2996-173-0x0000029A80450000-0x0000029A80460000-memory.dmp

        Filesize

        64KB

      • memory/2996-172-0x0000029A80440000-0x0000029A80450000-memory.dmp

        Filesize

        64KB

      • memory/2996-171-0x0000029A80430000-0x0000029A80440000-memory.dmp

        Filesize

        64KB

      • memory/2996-113-0x0000029A80390000-0x0000029A803A0000-memory.dmp

        Filesize

        64KB

      • memory/2996-169-0x0000029A803A0000-0x0000029A803B0000-memory.dmp

        Filesize

        64KB

      • memory/2996-168-0x0000029A80000000-0x0000029A80270000-memory.dmp

        Filesize

        2.4MB

      • memory/2996-4-0x0000029A80000000-0x0000029A80270000-memory.dmp

        Filesize

        2.4MB

      • memory/2996-19-0x0000029A80280000-0x0000029A80290000-memory.dmp

        Filesize

        64KB

      • memory/2996-20-0x0000029A80290000-0x0000029A802A0000-memory.dmp

        Filesize

        64KB

      • memory/4648-253-0x00000195FAB40000-0x00000195FAB41000-memory.dmp

        Filesize

        4KB

      • memory/4648-270-0x00000195FAB40000-0x00000195FAB41000-memory.dmp

        Filesize

        4KB

      • memory/5048-226-0x000002515E660000-0x000002515E661000-memory.dmp

        Filesize

        4KB

      • memory/5048-203-0x000002515E660000-0x000002515E661000-memory.dmp

        Filesize

        4KB