Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-10-2024 01:40

General

  • Target

    835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3.js

  • Size

    455KB

  • MD5

    e6c000051f40808e93931bfdf2c5256e

  • SHA1

    d4777746ee558788c4d22c68df4ad699dcc2cd14

  • SHA256

    835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3

  • SHA512

    da811bbdbbc7bb5c52fdfd6d902af0b5e7c7e1d139db399adcb8eb3bc6530f111548eaa091850f923d05ceb8b15f636a637b402cb9d2d8763a309e9f0891c25c

  • SSDEEP

    12288:wCcDYnaA2meIGJZakKOeZbZV0aJGeORhYj5AbaQW5Io9ST7:wDYh2mQakKpP9KOJU

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 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).

  • Scheduled Task/Job: Scheduled Task 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 26 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\835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2816
    • 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\hzebxkbsw.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4452
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\hzebxkbsw.txt"
        3⤵
        • Drops startup file
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3176
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\hzebxkbsw.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3236
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\hzebxkbsw.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2288
        • 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\hzebxkbsw.txt"
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1512
          • 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:548
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:5004
          • 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:4720
            • 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:4436
          • 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:2956
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:812
            • 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:4420
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:1252

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        9be85b674297c46e0c2af3fe1498d01a

        SHA1

        aca052d4754fd46e6fd6156c95fd87aa8ffc5d62

        SHA256

        035adfaa878d12b5bca68788a76b29a5d9aac21c1248f91d5bd4141a5bfad7cf

        SHA512

        597aa5320a60770a2823640ec6c3693069640d725b549549d0571b9fcd1e7102797474d305dd4c3c2bb40b17f6264b08fb52f141ba3654cf2918fa91f8cea604

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

        Filesize

        46B

        MD5

        384e6d8d6195821246417ae07f8b5195

        SHA1

        8e312d6e92fc1e539ef7cb586281b5aecff55d49

        SHA256

        d35d0e5fb0d51133e4ba1c45ef47bfa8b75e99f98a8010e6007d13e8bf813ba0

        SHA512

        0b8d12a1edc618aaba3d8f9a2d3ca4287eefd43cf8db0a93d87a2c0de9b8500301639a8914c3784ac29bfd10c4c7276f2c173d03bc31781a861d985800b02d68

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna2680242967578112527.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2412658365-3084825385-3340777666-1000\83aa4cc77f591dfc2374580bbd95f6ba_dd06e985-ac7f-4567-b0c7-3752f03c29fc

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

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

        Filesize

        209KB

        MD5

        9253a3ae8d339ad044eddacb81295060

        SHA1

        27d8793f419328ea690734e7b5c4c4c1287fad3f

        SHA256

        5269f44114815dbe9d98fbc756da86969b056b4d7362c9c96d8c58dd17be161c

        SHA512

        fca47b36359817e769064f9b8c3d4b36ffa5e6bbba3904f06cb2c3bf7b21fa1332be506b7e45754b6c884d6d2e12da64c3bea66fc15b8baea8312b29578c557c

      • 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/1512-240-0x000001C4C2920000-0x000001C4C2921000-memory.dmp

        Filesize

        4KB

      • memory/3176-207-0x000001760DA00000-0x000001760DA01000-memory.dmp

        Filesize

        4KB

      • memory/3176-210-0x000001760F320000-0x000001760F590000-memory.dmp

        Filesize

        2.4MB

      • memory/3176-176-0x000001760F320000-0x000001760F590000-memory.dmp

        Filesize

        2.4MB

      • memory/4452-113-0x00000198BCBD0000-0x00000198BCBE0000-memory.dmp

        Filesize

        64KB

      • memory/4452-47-0x00000198BCAD0000-0x00000198BCAE0000-memory.dmp

        Filesize

        64KB

      • memory/4452-44-0x00000198BCAB0000-0x00000198BCAC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-122-0x00000198BCBE0000-0x00000198BCBF0000-memory.dmp

        Filesize

        64KB

      • memory/4452-41-0x00000198BCAA0000-0x00000198BCAB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-46-0x00000198BCAC0000-0x00000198BCAD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-48-0x00000198BCB60000-0x00000198BCB70000-memory.dmp

        Filesize

        64KB

      • memory/4452-124-0x00000198BCCB0000-0x00000198BCCC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-50-0x00000198BCB70000-0x00000198BCB80000-memory.dmp

        Filesize

        64KB

      • memory/4452-53-0x00000198BCB80000-0x00000198BCB90000-memory.dmp

        Filesize

        64KB

      • memory/4452-52-0x00000198BCAE0000-0x00000198BCAF0000-memory.dmp

        Filesize

        64KB

      • memory/4452-57-0x00000198BCB90000-0x00000198BCBA0000-memory.dmp

        Filesize

        64KB

      • memory/4452-56-0x00000198BCAF0000-0x00000198BCB00000-memory.dmp

        Filesize

        64KB

      • memory/4452-60-0x00000198BCB00000-0x00000198BCB10000-memory.dmp

        Filesize

        64KB

      • memory/4452-61-0x00000198BCBA0000-0x00000198BCBB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-64-0x00000198BCBB0000-0x00000198BCBC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-63-0x00000198BCB10000-0x00000198BCB20000-memory.dmp

        Filesize

        64KB

      • memory/4452-65-0x00000198BAF70000-0x00000198BAF71000-memory.dmp

        Filesize

        4KB

      • memory/4452-68-0x00000198BCB20000-0x00000198BCB30000-memory.dmp

        Filesize

        64KB

      • memory/4452-70-0x00000198BCBC0000-0x00000198BCBD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-69-0x00000198BCB30000-0x00000198BCB40000-memory.dmp

        Filesize

        64KB

      • memory/4452-75-0x00000198BCB50000-0x00000198BCB60000-memory.dmp

        Filesize

        64KB

      • memory/4452-74-0x00000198BCB40000-0x00000198BCB50000-memory.dmp

        Filesize

        64KB

      • memory/4452-73-0x00000198BCBD0000-0x00000198BCBE0000-memory.dmp

        Filesize

        64KB

      • memory/4452-78-0x00000198BCBE0000-0x00000198BCBF0000-memory.dmp

        Filesize

        64KB

      • memory/4452-85-0x00000198BCB60000-0x00000198BCB70000-memory.dmp

        Filesize

        64KB

      • memory/4452-90-0x00000198BCB70000-0x00000198BCB80000-memory.dmp

        Filesize

        64KB

      • memory/4452-89-0x00000198BCC00000-0x00000198BCC10000-memory.dmp

        Filesize

        64KB

      • memory/4452-88-0x00000198BCC30000-0x00000198BCC40000-memory.dmp

        Filesize

        64KB

      • memory/4452-131-0x00000198BCC30000-0x00000198BCC40000-memory.dmp

        Filesize

        64KB

      • memory/4452-86-0x00000198BCC10000-0x00000198BCC20000-memory.dmp

        Filesize

        64KB

      • memory/4452-79-0x00000198BCBF0000-0x00000198BCC00000-memory.dmp

        Filesize

        64KB

      • memory/4452-95-0x00000198BAF70000-0x00000198BAF71000-memory.dmp

        Filesize

        4KB

      • memory/4452-98-0x00000198BCC40000-0x00000198BCC50000-memory.dmp

        Filesize

        64KB

      • memory/4452-97-0x00000198BCB80000-0x00000198BCB90000-memory.dmp

        Filesize

        64KB

      • memory/4452-100-0x00000198BCB90000-0x00000198BCBA0000-memory.dmp

        Filesize

        64KB

      • memory/4452-101-0x00000198BCC50000-0x00000198BCC60000-memory.dmp

        Filesize

        64KB

      • memory/4452-105-0x00000198BCC60000-0x00000198BCC70000-memory.dmp

        Filesize

        64KB

      • memory/4452-104-0x00000198BCBA0000-0x00000198BCBB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-107-0x00000198BCBB0000-0x00000198BCBC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-108-0x00000198BCC70000-0x00000198BCC80000-memory.dmp

        Filesize

        64KB

      • memory/4452-111-0x00000198BCC80000-0x00000198BCC90000-memory.dmp

        Filesize

        64KB

      • memory/4452-110-0x00000198BCBC0000-0x00000198BCBD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-37-0x00000198BCB20000-0x00000198BCB30000-memory.dmp

        Filesize

        64KB

      • memory/4452-114-0x00000198BCC90000-0x00000198BCCA0000-memory.dmp

        Filesize

        64KB

      • memory/4452-116-0x00000198BCCA0000-0x00000198BCCB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-118-0x00000198BAF70000-0x00000198BAF71000-memory.dmp

        Filesize

        4KB

      • memory/4452-123-0x00000198BCBF0000-0x00000198BCC00000-memory.dmp

        Filesize

        64KB

      • memory/4452-42-0x00000198BCB40000-0x00000198BCB50000-memory.dmp

        Filesize

        64KB

      • memory/4452-43-0x00000198BCB50000-0x00000198BCB60000-memory.dmp

        Filesize

        64KB

      • memory/4452-87-0x00000198BCC20000-0x00000198BCC30000-memory.dmp

        Filesize

        64KB

      • memory/4452-132-0x00000198BCCC0000-0x00000198BCCD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-129-0x00000198BCC10000-0x00000198BCC20000-memory.dmp

        Filesize

        64KB

      • memory/4452-130-0x00000198BCC20000-0x00000198BCC30000-memory.dmp

        Filesize

        64KB

      • memory/4452-137-0x00000198BAF70000-0x00000198BAF71000-memory.dmp

        Filesize

        4KB

      • memory/4452-138-0x00000198BCC00000-0x00000198BCC10000-memory.dmp

        Filesize

        64KB

      • memory/4452-140-0x00000198BCC40000-0x00000198BCC50000-memory.dmp

        Filesize

        64KB

      • memory/4452-141-0x00000198BCC50000-0x00000198BCC60000-memory.dmp

        Filesize

        64KB

      • memory/4452-144-0x00000198BAF70000-0x00000198BAF71000-memory.dmp

        Filesize

        4KB

      • memory/4452-158-0x00000198BCB30000-0x00000198BCB40000-memory.dmp

        Filesize

        64KB

      • memory/4452-175-0x00000198BCCC0000-0x00000198BCCD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-174-0x00000198BCCB0000-0x00000198BCCC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-173-0x00000198BCCA0000-0x00000198BCCB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-172-0x00000198BCC90000-0x00000198BCCA0000-memory.dmp

        Filesize

        64KB

      • memory/4452-171-0x00000198BCC80000-0x00000198BCC90000-memory.dmp

        Filesize

        64KB

      • memory/4452-170-0x00000198BCC70000-0x00000198BCC80000-memory.dmp

        Filesize

        64KB

      • memory/4452-169-0x00000198BCC60000-0x00000198BCC70000-memory.dmp

        Filesize

        64KB

      • memory/4452-168-0x00000198BCB60000-0x00000198BCB70000-memory.dmp

        Filesize

        64KB

      • memory/4452-167-0x00000198BCC30000-0x00000198BCC40000-memory.dmp

        Filesize

        64KB

      • memory/4452-166-0x00000198BCBF0000-0x00000198BCC00000-memory.dmp

        Filesize

        64KB

      • memory/4452-165-0x00000198BCBC0000-0x00000198BCBD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-164-0x00000198BCBA0000-0x00000198BCBB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-38-0x00000198BCB30000-0x00000198BCB40000-memory.dmp

        Filesize

        64KB

      • memory/4452-157-0x00000198BCB20000-0x00000198BCB30000-memory.dmp

        Filesize

        64KB

      • memory/4452-156-0x00000198BCB10000-0x00000198BCB20000-memory.dmp

        Filesize

        64KB

      • memory/4452-155-0x00000198BCB00000-0x00000198BCB10000-memory.dmp

        Filesize

        64KB

      • memory/4452-154-0x00000198BCAF0000-0x00000198BCB00000-memory.dmp

        Filesize

        64KB

      • memory/4452-153-0x00000198BCAD0000-0x00000198BCAE0000-memory.dmp

        Filesize

        64KB

      • memory/4452-152-0x00000198BCAE0000-0x00000198BCAF0000-memory.dmp

        Filesize

        64KB

      • memory/4452-151-0x00000198BCAC0000-0x00000198BCAD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-149-0x00000198BCAB0000-0x00000198BCAC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-148-0x00000198BCAA0000-0x00000198BCAB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-147-0x00000198BC830000-0x00000198BCAA0000-memory.dmp

        Filesize

        2.4MB

      • memory/4452-163-0x00000198BCB90000-0x00000198BCBA0000-memory.dmp

        Filesize

        64KB

      • memory/4452-162-0x00000198BCB80000-0x00000198BCB90000-memory.dmp

        Filesize

        64KB

      • memory/4452-161-0x00000198BCB70000-0x00000198BCB80000-memory.dmp

        Filesize

        64KB

      • memory/4452-160-0x00000198BCB50000-0x00000198BCB60000-memory.dmp

        Filesize

        64KB

      • memory/4452-159-0x00000198BCB40000-0x00000198BCB50000-memory.dmp

        Filesize

        64KB

      • memory/4452-39-0x00000198BC830000-0x00000198BCAA0000-memory.dmp

        Filesize

        2.4MB

      • memory/4452-34-0x00000198BAF70000-0x00000198BAF71000-memory.dmp

        Filesize

        4KB

      • memory/4452-32-0x00000198BCB10000-0x00000198BCB20000-memory.dmp

        Filesize

        64KB

      • memory/4452-27-0x00000198BCB00000-0x00000198BCB10000-memory.dmp

        Filesize

        64KB

      • memory/4452-24-0x00000198BCAF0000-0x00000198BCB00000-memory.dmp

        Filesize

        64KB

      • memory/4452-21-0x00000198BCAD0000-0x00000198BCAE0000-memory.dmp

        Filesize

        64KB

      • memory/4452-22-0x00000198BCAE0000-0x00000198BCAF0000-memory.dmp

        Filesize

        64KB

      • memory/4452-18-0x00000198BCAC0000-0x00000198BCAD0000-memory.dmp

        Filesize

        64KB

      • memory/4452-16-0x00000198BCAB0000-0x00000198BCAC0000-memory.dmp

        Filesize

        64KB

      • memory/4452-14-0x00000198BCAA0000-0x00000198BCAB0000-memory.dmp

        Filesize

        64KB

      • memory/4452-4-0x00000198BC830000-0x00000198BCAA0000-memory.dmp

        Filesize

        2.4MB