Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 05:20

General

  • Target

    a7c286cfc63ae4954730d6b1ff98773f00e89ae36164469ea4ca0aa1abac471c.js

  • Size

    207KB

  • MD5

    fcb0bce3701f97644ea1340f9c9cc1bb

  • SHA1

    c8d0d47d359c5517367a5498a07683953f7f2d24

  • SHA256

    a7c286cfc63ae4954730d6b1ff98773f00e89ae36164469ea4ca0aa1abac471c

  • SHA512

    35227e9411aa0662b6879478d7e00d301005d0029e6bd60859cca1f9467c5328662878ce0882d91a7f44e3b4734f4a8a73d8675bfa1cb78a8a5514405c4d1f04

  • SSDEEP

    3072:KQNbiR6lbDxMEbQcgOE9KdYnrdsUEJ6EgqVNJfggIjZGUYD+iwEgZg:KQJiREdxgB9VnxsLgqr7IjQUYDQXS

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
  • 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\a7c286cfc63ae4954730d6b1ff98773f00e89ae36164469ea4ca0aa1abac471c.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3312
    • 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\zbaikrg.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3956
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\zbaikrg.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3092
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\zbaikrg.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:216
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\zbaikrg.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2976
        • 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\zbaikrg.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1136
          • 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:3988
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:2916
          • 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:2956
            • 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:4348
          • 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:3664
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:3200
            • 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:4848
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:4456

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        577594f027c2e41d4752dfbfc100deee

        SHA1

        7cb3ddb362455bba20851984d7e1b92fca521239

        SHA256

        c7fe8ee794dad2b0a00c0f9aa351ef7112b63a74f68a651e3162f16e0648e063

        SHA512

        2ebc8da66b018f8c46680ee55f2290237d8567a4b3252bb855af80523121791267b7317a7cdab430218af52f4e0956c3999a322f32e2bf3a6fd693652dd7489f

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

        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna5706749894478730875.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3350944739-639801879-157714471-1000\83aa4cc77f591dfc2374580bbd95f6ba_dd2803c7-d377-4f06-bdfe-aea230fc7b0e

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\AppData\Roaming\zbaikrg.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/1136-271-0x000001F75F830000-0x000001F75F831000-memory.dmp

        Filesize

        4KB

      • memory/1136-282-0x000001F75F830000-0x000001F75F831000-memory.dmp

        Filesize

        4KB

      • memory/3092-237-0x000001EA52E40000-0x000001EA52E41000-memory.dmp

        Filesize

        4KB

      • memory/3092-211-0x000001EA52E40000-0x000001EA52E41000-memory.dmp

        Filesize

        4KB

      • memory/3956-65-0x000002318D810000-0x000002318D820000-memory.dmp

        Filesize

        64KB

      • memory/3956-55-0x000002318D880000-0x000002318D890000-memory.dmp

        Filesize

        64KB

      • memory/3956-43-0x000002318D850000-0x000002318D860000-memory.dmp

        Filesize

        64KB

      • memory/3956-42-0x000002318D840000-0x000002318D850000-memory.dmp

        Filesize

        64KB

      • memory/3956-122-0x000002318D900000-0x000002318D910000-memory.dmp

        Filesize

        64KB

      • memory/3956-47-0x000002318D7C0000-0x000002318D7D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-41-0x000002318D7A0000-0x000002318D7B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-59-0x000002318D7F0000-0x000002318D800000-memory.dmp

        Filesize

        64KB

      • memory/3956-58-0x000002318D7E0000-0x000002318D7F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-57-0x000002318D8A0000-0x000002318D8B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-56-0x000002318D890000-0x000002318D8A0000-memory.dmp

        Filesize

        64KB

      • memory/3956-123-0x000002318D9C0000-0x000002318D9D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-54-0x000002318D870000-0x000002318D880000-memory.dmp

        Filesize

        64KB

      • memory/3956-53-0x000002318D7D0000-0x000002318D7E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-61-0x000002318D8B0000-0x000002318D8C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-44-0x000002318D7B0000-0x000002318D7C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-66-0x000002318D8C0000-0x000002318D8D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-64-0x000002318D800000-0x000002318D810000-memory.dmp

        Filesize

        64KB

      • memory/3956-67-0x000002318D510000-0x000002318D511000-memory.dmp

        Filesize

        4KB

      • memory/3956-69-0x000002318D8D0000-0x000002318D8E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-72-0x000002318D830000-0x000002318D840000-memory.dmp

        Filesize

        64KB

      • memory/3956-71-0x000002318D820000-0x000002318D830000-memory.dmp

        Filesize

        64KB

      • memory/3956-70-0x000002318D8D0000-0x000002318D8E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-78-0x000002318D8F0000-0x000002318D900000-memory.dmp

        Filesize

        64KB

      • memory/3956-80-0x000002318D850000-0x000002318D860000-memory.dmp

        Filesize

        64KB

      • memory/3956-79-0x000002318D840000-0x000002318D850000-memory.dmp

        Filesize

        64KB

      • memory/3956-77-0x000002318D8E0000-0x000002318D8F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-82-0x000002318D900000-0x000002318D910000-memory.dmp

        Filesize

        64KB

      • memory/3956-91-0x000002318D930000-0x000002318D940000-memory.dmp

        Filesize

        64KB

      • memory/3956-96-0x000002318D8A0000-0x000002318D8B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-95-0x000002318D890000-0x000002318D8A0000-memory.dmp

        Filesize

        64KB

      • memory/3956-94-0x000002318D880000-0x000002318D890000-memory.dmp

        Filesize

        64KB

      • memory/3956-93-0x000002318D870000-0x000002318D880000-memory.dmp

        Filesize

        64KB

      • memory/3956-92-0x000002318D940000-0x000002318D950000-memory.dmp

        Filesize

        64KB

      • memory/3956-90-0x000002318D920000-0x000002318D930000-memory.dmp

        Filesize

        64KB

      • memory/3956-89-0x000002318D910000-0x000002318D920000-memory.dmp

        Filesize

        64KB

      • memory/3956-88-0x000002318D860000-0x000002318D870000-memory.dmp

        Filesize

        64KB

      • memory/3956-101-0x000002318D950000-0x000002318D960000-memory.dmp

        Filesize

        64KB

      • memory/3956-125-0x000002318D510000-0x000002318D511000-memory.dmp

        Filesize

        4KB

      • memory/3956-103-0x000002318D8B0000-0x000002318D8C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-107-0x000002318D8C0000-0x000002318D8D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-108-0x000002318D970000-0x000002318D980000-memory.dmp

        Filesize

        64KB

      • memory/3956-106-0x000002318D510000-0x000002318D511000-memory.dmp

        Filesize

        4KB

      • memory/3956-110-0x000002318D8D0000-0x000002318D8E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-111-0x000002318D980000-0x000002318D990000-memory.dmp

        Filesize

        64KB

      • memory/3956-113-0x000002318D990000-0x000002318D9A0000-memory.dmp

        Filesize

        64KB

      • memory/3956-117-0x000002318D9A0000-0x000002318D9B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-116-0x000002318D8F0000-0x000002318D900000-memory.dmp

        Filesize

        64KB

      • memory/3956-115-0x000002318D8E0000-0x000002318D8F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-119-0x000002318D9B0000-0x000002318D9C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-48-0x000002318D860000-0x000002318D870000-memory.dmp

        Filesize

        64KB

      • memory/3956-38-0x000002318D510000-0x000002318D511000-memory.dmp

        Filesize

        4KB

      • memory/3956-104-0x000002318D960000-0x000002318D970000-memory.dmp

        Filesize

        64KB

      • memory/3956-131-0x000002318D930000-0x000002318D940000-memory.dmp

        Filesize

        64KB

      • memory/3956-130-0x000002318D920000-0x000002318D930000-memory.dmp

        Filesize

        64KB

      • memory/3956-129-0x000002318D910000-0x000002318D920000-memory.dmp

        Filesize

        64KB

      • memory/3956-132-0x000002318D9D0000-0x000002318D9E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-134-0x000002318D940000-0x000002318D950000-memory.dmp

        Filesize

        64KB

      • memory/3956-135-0x000002318D9E0000-0x000002318D9F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-140-0x000002318D950000-0x000002318D960000-memory.dmp

        Filesize

        64KB

      • memory/3956-141-0x000002318D9F0000-0x000002318DA00000-memory.dmp

        Filesize

        64KB

      • memory/3956-144-0x000002318D510000-0x000002318D511000-memory.dmp

        Filesize

        4KB

      • memory/3956-147-0x000002318D960000-0x000002318D970000-memory.dmp

        Filesize

        64KB

      • memory/3956-149-0x000002318D970000-0x000002318D980000-memory.dmp

        Filesize

        64KB

      • memory/3956-150-0x000002318D980000-0x000002318D990000-memory.dmp

        Filesize

        64KB

      • memory/3956-152-0x000002318D510000-0x000002318D511000-memory.dmp

        Filesize

        4KB

      • memory/3956-155-0x000002318D530000-0x000002318D7A0000-memory.dmp

        Filesize

        2.4MB

      • memory/3956-164-0x000002318D820000-0x000002318D830000-memory.dmp

        Filesize

        64KB

      • memory/3956-178-0x000002318D900000-0x000002318D910000-memory.dmp

        Filesize

        64KB

      • memory/3956-177-0x000002318D8F0000-0x000002318D900000-memory.dmp

        Filesize

        64KB

      • memory/3956-37-0x000002318D530000-0x000002318D7A0000-memory.dmp

        Filesize

        2.4MB

      • memory/3956-35-0x000002318D820000-0x000002318D830000-memory.dmp

        Filesize

        64KB

      • memory/3956-36-0x000002318D830000-0x000002318D840000-memory.dmp

        Filesize

        64KB

      • memory/3956-27-0x000002318D800000-0x000002318D810000-memory.dmp

        Filesize

        64KB

      • memory/3956-28-0x000002318D810000-0x000002318D820000-memory.dmp

        Filesize

        64KB

      • memory/3956-176-0x000002318D8E0000-0x000002318D8F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-175-0x000002318D8D0000-0x000002318D8E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-174-0x000002318D8C0000-0x000002318D8D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-173-0x000002318D8B0000-0x000002318D8C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-172-0x000002318D8A0000-0x000002318D8B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-171-0x000002318D890000-0x000002318D8A0000-memory.dmp

        Filesize

        64KB

      • memory/3956-170-0x000002318D880000-0x000002318D890000-memory.dmp

        Filesize

        64KB

      • memory/3956-169-0x000002318D870000-0x000002318D880000-memory.dmp

        Filesize

        64KB

      • memory/3956-168-0x000002318D940000-0x000002318D950000-memory.dmp

        Filesize

        64KB

      • memory/3956-167-0x000002318D850000-0x000002318D860000-memory.dmp

        Filesize

        64KB

      • memory/3956-166-0x000002318D840000-0x000002318D850000-memory.dmp

        Filesize

        64KB

      • memory/3956-165-0x000002318D830000-0x000002318D840000-memory.dmp

        Filesize

        64KB

      • memory/3956-163-0x000002318D810000-0x000002318D820000-memory.dmp

        Filesize

        64KB

      • memory/3956-162-0x000002318D800000-0x000002318D810000-memory.dmp

        Filesize

        64KB

      • memory/3956-161-0x000002318D7F0000-0x000002318D800000-memory.dmp

        Filesize

        64KB

      • memory/3956-160-0x000002318D7E0000-0x000002318D7F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-159-0x000002318D7D0000-0x000002318D7E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-158-0x000002318D7C0000-0x000002318D7D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-157-0x000002318D7B0000-0x000002318D7C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-156-0x000002318D7A0000-0x000002318D7B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-23-0x000002318D7E0000-0x000002318D7F0000-memory.dmp

        Filesize

        64KB

      • memory/3956-24-0x000002318D7F0000-0x000002318D800000-memory.dmp

        Filesize

        64KB

      • memory/3956-20-0x000002318D7D0000-0x000002318D7E0000-memory.dmp

        Filesize

        64KB

      • memory/3956-18-0x000002318D7C0000-0x000002318D7D0000-memory.dmp

        Filesize

        64KB

      • memory/3956-16-0x000002318D7B0000-0x000002318D7C0000-memory.dmp

        Filesize

        64KB

      • memory/3956-14-0x000002318D7A0000-0x000002318D7B0000-memory.dmp

        Filesize

        64KB

      • memory/3956-4-0x000002318D530000-0x000002318D7A0000-memory.dmp

        Filesize

        2.4MB