Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 20:39

General

  • Target

    PTIN_Report_PDF.jar

  • Size

    274KB

  • MD5

    b187065caca5efb5c27b6f7c7e30911e

  • SHA1

    5c95b2d528bb299882c65d96e1b6b40ae73d743e

  • SHA256

    b18a9dead26f002ca14b0edcd77bd06f251863316c6a6aff78fcb98427ee9fca

  • SHA512

    171220711d4dc96c138eeee5ff27c608ab1de1482e98b29bbd96eed386218fe82783d009074cba2a52bd13511c7bf1ffb881ffe28714ec1666fa9c5b8eb8f5ab

  • SSDEEP

    3072:sO+pajBcGuswdmusQpet/j5INeNvNdHT3RobaJTKja21QLc1T:1jGIwdRHpetigF1Vxf2N

Malware Config

Extracted

Family

strrat

C2

78.142.18.110:4001

193.142.146.101:4002

Attributes
  • license_id

    VGTC-23I1-3URP-OEH5-5KK7

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    true

Signatures

  • STRRAT

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

  • 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.

  • 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 24 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:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\PTIN_Report_PDF.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5116
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\PTIN_Report_PDF.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1600
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\PTIN_Report_PDF.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1040
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\PTIN_Report_PDF.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4068
      • 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\PTIN_Report_PDF.jar"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4328
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3664
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2436
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:396
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4932
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:424
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:5024
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3208
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              5⤵
                PID:1716

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        347e12d7af4b7311033acffc03a4829a

        SHA1

        d5c5f4edb3b8f5774fff97dbbd8cdf16bce4f690

        SHA256

        5e49e4205d81a76d879151804d94a0573270bf7d77b1f0afaf324e0107a4a3ed

        SHA512

        845f8922184c0785018d86e8e4896606c970b0d6c98f3e8bf72982e7f116ec2d9340c77052cf9013eee045b94d6d206597bf31ecf56c3bdca47c68ba778181a9

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

        Filesize

        46B

        MD5

        6548a894b0c522c9b009db653c38364d

        SHA1

        309092df8e924d71fcf941694286c1e56287cae1

        SHA256

        3bac8ed8d0de6d5c92c88d931f26b2bedfea9c53cfebad3249de668fbfa9ad4e

        SHA512

        346819243db4373f26eb1c962aa3eb0a5b9bbbc83471d8f57b67b9135e8ef9c20192b4357aeda105b735ca988418ddc0b4c354003c5053b93a6c5eea8cd7dd6a

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna3641501277756732847.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4182098368-2521458979-3782681353-1000\83aa4cc77f591dfc2374580bbd95f6ba_ea0aa4d6-aa48-4733-9e64-85ab59ce35b0

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\PTIN_Report_PDF.jar

        Filesize

        274KB

        MD5

        b187065caca5efb5c27b6f7c7e30911e

        SHA1

        5c95b2d528bb299882c65d96e1b6b40ae73d743e

        SHA256

        b18a9dead26f002ca14b0edcd77bd06f251863316c6a6aff78fcb98427ee9fca

        SHA512

        171220711d4dc96c138eeee5ff27c608ab1de1482e98b29bbd96eed386218fe82783d009074cba2a52bd13511c7bf1ffb881ffe28714ec1666fa9c5b8eb8f5ab

      • 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/1600-242-0x0000022EE0150000-0x0000022EE0151000-memory.dmp

        Filesize

        4KB

      • memory/4328-301-0x000001A962100000-0x000001A962101000-memory.dmp

        Filesize

        4KB

      • memory/4328-293-0x000001A962100000-0x000001A962101000-memory.dmp

        Filesize

        4KB

      • memory/5116-104-0x0000025F51270000-0x0000025F51280000-memory.dmp

        Filesize

        64KB

      • memory/5116-53-0x0000025F51180000-0x0000025F51190000-memory.dmp

        Filesize

        64KB

      • memory/5116-28-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-34-0x0000025F511C0000-0x0000025F511D0000-memory.dmp

        Filesize

        64KB

      • memory/5116-42-0x0000025F51140000-0x0000025F51150000-memory.dmp

        Filesize

        64KB

      • memory/5116-44-0x0000025F51200000-0x0000025F51210000-memory.dmp

        Filesize

        64KB

      • memory/5116-43-0x0000025F51150000-0x0000025F51160000-memory.dmp

        Filesize

        64KB

      • memory/5116-41-0x0000025F511E0000-0x0000025F511F0000-memory.dmp

        Filesize

        64KB

      • memory/5116-39-0x0000025F511F0000-0x0000025F51200000-memory.dmp

        Filesize

        64KB

      • memory/5116-38-0x0000025F511D0000-0x0000025F511E0000-memory.dmp

        Filesize

        64KB

      • memory/5116-37-0x0000025F50ED0000-0x0000025F51140000-memory.dmp

        Filesize

        2.4MB

      • memory/5116-46-0x0000025F51160000-0x0000025F51170000-memory.dmp

        Filesize

        64KB

      • memory/5116-50-0x0000025F51220000-0x0000025F51230000-memory.dmp

        Filesize

        64KB

      • memory/5116-49-0x0000025F51170000-0x0000025F51180000-memory.dmp

        Filesize

        64KB

      • memory/5116-56-0x0000025F51190000-0x0000025F511A0000-memory.dmp

        Filesize

        64KB

      • memory/5116-55-0x0000025F51240000-0x0000025F51250000-memory.dmp

        Filesize

        64KB

      • memory/5116-54-0x0000025F51230000-0x0000025F51240000-memory.dmp

        Filesize

        64KB

      • memory/5116-60-0x0000025F51250000-0x0000025F51260000-memory.dmp

        Filesize

        64KB

      • memory/5116-59-0x0000025F511A0000-0x0000025F511B0000-memory.dmp

        Filesize

        64KB

      • memory/5116-63-0x0000025F511B0000-0x0000025F511C0000-memory.dmp

        Filesize

        64KB

      • memory/5116-64-0x0000025F51260000-0x0000025F51270000-memory.dmp

        Filesize

        64KB

      • memory/5116-114-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-48-0x0000025F51210000-0x0000025F51220000-memory.dmp

        Filesize

        64KB

      • memory/5116-65-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-68-0x0000025F511C0000-0x0000025F511D0000-memory.dmp

        Filesize

        64KB

      • memory/5116-115-0x0000025F51290000-0x0000025F512A0000-memory.dmp

        Filesize

        64KB

      • memory/5116-74-0x0000025F511F0000-0x0000025F51200000-memory.dmp

        Filesize

        64KB

      • memory/5116-73-0x0000025F511D0000-0x0000025F511E0000-memory.dmp

        Filesize

        64KB

      • memory/5116-76-0x0000025F511E0000-0x0000025F511F0000-memory.dmp

        Filesize

        64KB

      • memory/5116-80-0x0000025F51210000-0x0000025F51220000-memory.dmp

        Filesize

        64KB

      • memory/5116-83-0x0000025F512A0000-0x0000025F512B0000-memory.dmp

        Filesize

        64KB

      • memory/5116-82-0x0000025F51290000-0x0000025F512A0000-memory.dmp

        Filesize

        64KB

      • memory/5116-79-0x0000025F51200000-0x0000025F51210000-memory.dmp

        Filesize

        64KB

      • memory/5116-75-0x0000025F51280000-0x0000025F51290000-memory.dmp

        Filesize

        64KB

      • memory/5116-86-0x0000025F512B0000-0x0000025F512C0000-memory.dmp

        Filesize

        64KB

      • memory/5116-85-0x0000025F51240000-0x0000025F51250000-memory.dmp

        Filesize

        64KB

      • memory/5116-84-0x0000025F51220000-0x0000025F51230000-memory.dmp

        Filesize

        64KB

      • memory/5116-92-0x0000025F512D0000-0x0000025F512E0000-memory.dmp

        Filesize

        64KB

      • memory/5116-94-0x0000025F512E0000-0x0000025F512F0000-memory.dmp

        Filesize

        64KB

      • memory/5116-93-0x0000025F51250000-0x0000025F51260000-memory.dmp

        Filesize

        64KB

      • memory/5116-111-0x0000025F51320000-0x0000025F51330000-memory.dmp

        Filesize

        64KB

      • memory/5116-89-0x0000025F51230000-0x0000025F51240000-memory.dmp

        Filesize

        64KB

      • memory/5116-99-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-102-0x0000025F512F0000-0x0000025F51300000-memory.dmp

        Filesize

        64KB

      • memory/5116-101-0x0000025F51260000-0x0000025F51270000-memory.dmp

        Filesize

        64KB

      • memory/5116-105-0x0000025F51300000-0x0000025F51310000-memory.dmp

        Filesize

        64KB

      • memory/5116-25-0x0000025F511A0000-0x0000025F511B0000-memory.dmp

        Filesize

        64KB

      • memory/5116-108-0x0000025F51310000-0x0000025F51320000-memory.dmp

        Filesize

        64KB

      • memory/5116-107-0x0000025F51280000-0x0000025F51290000-memory.dmp

        Filesize

        64KB

      • memory/5116-109-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-91-0x0000025F512C0000-0x0000025F512D0000-memory.dmp

        Filesize

        64KB

      • memory/5116-26-0x0000025F511B0000-0x0000025F511C0000-memory.dmp

        Filesize

        64KB

      • memory/5116-69-0x0000025F51270000-0x0000025F51280000-memory.dmp

        Filesize

        64KB

      • memory/5116-116-0x0000025F51330000-0x0000025F51340000-memory.dmp

        Filesize

        64KB

      • memory/5116-118-0x0000025F512A0000-0x0000025F512B0000-memory.dmp

        Filesize

        64KB

      • memory/5116-120-0x0000025F512B0000-0x0000025F512C0000-memory.dmp

        Filesize

        64KB

      • memory/5116-121-0x0000025F51340000-0x0000025F51350000-memory.dmp

        Filesize

        64KB

      • memory/5116-123-0x0000025F512C0000-0x0000025F512D0000-memory.dmp

        Filesize

        64KB

      • memory/5116-124-0x0000025F51350000-0x0000025F51360000-memory.dmp

        Filesize

        64KB

      • memory/5116-126-0x0000025F512D0000-0x0000025F512E0000-memory.dmp

        Filesize

        64KB

      • memory/5116-127-0x0000025F51360000-0x0000025F51370000-memory.dmp

        Filesize

        64KB

      • memory/5116-130-0x0000025F512E0000-0x0000025F512F0000-memory.dmp

        Filesize

        64KB

      • memory/5116-132-0x0000025F512F0000-0x0000025F51300000-memory.dmp

        Filesize

        64KB

      • memory/5116-133-0x0000025F51370000-0x0000025F51380000-memory.dmp

        Filesize

        64KB

      • memory/5116-135-0x0000025F51380000-0x0000025F51390000-memory.dmp

        Filesize

        64KB

      • memory/5116-134-0x0000025F51300000-0x0000025F51310000-memory.dmp

        Filesize

        64KB

      • memory/5116-137-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-141-0x0000025F51310000-0x0000025F51320000-memory.dmp

        Filesize

        64KB

      • memory/5116-143-0x0000025F51320000-0x0000025F51330000-memory.dmp

        Filesize

        64KB

      • memory/5116-147-0x0000025F51330000-0x0000025F51340000-memory.dmp

        Filesize

        64KB

      • memory/5116-148-0x0000025F51340000-0x0000025F51350000-memory.dmp

        Filesize

        64KB

      • memory/5116-151-0x0000025F51350000-0x0000025F51360000-memory.dmp

        Filesize

        64KB

      • memory/5116-152-0x0000025F51360000-0x0000025F51370000-memory.dmp

        Filesize

        64KB

      • memory/5116-153-0x0000025F51370000-0x0000025F51380000-memory.dmp

        Filesize

        64KB

      • memory/5116-154-0x0000025F51380000-0x0000025F51390000-memory.dmp

        Filesize

        64KB

      • memory/5116-169-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-172-0x0000025F4F660000-0x0000025F4F661000-memory.dmp

        Filesize

        4KB

      • memory/5116-177-0x0000025F51170000-0x0000025F51180000-memory.dmp

        Filesize

        64KB

      • memory/5116-184-0x0000025F511F0000-0x0000025F51200000-memory.dmp

        Filesize

        64KB

      • memory/5116-183-0x0000025F511D0000-0x0000025F511E0000-memory.dmp

        Filesize

        64KB

      • memory/5116-193-0x0000025F51280000-0x0000025F51290000-memory.dmp

        Filesize

        64KB

      • memory/5116-192-0x0000025F51270000-0x0000025F51280000-memory.dmp

        Filesize

        64KB

      • memory/5116-191-0x0000025F51260000-0x0000025F51270000-memory.dmp

        Filesize

        64KB

      • memory/5116-190-0x0000025F51250000-0x0000025F51260000-memory.dmp

        Filesize

        64KB

      • memory/5116-189-0x0000025F51210000-0x0000025F51220000-memory.dmp

        Filesize

        64KB

      • memory/5116-188-0x0000025F51220000-0x0000025F51230000-memory.dmp

        Filesize

        64KB

      • memory/5116-187-0x0000025F51200000-0x0000025F51210000-memory.dmp

        Filesize

        64KB

      • memory/5116-186-0x0000025F50ED0000-0x0000025F51140000-memory.dmp

        Filesize

        2.4MB

      • memory/5116-182-0x0000025F511C0000-0x0000025F511D0000-memory.dmp

        Filesize

        64KB

      • memory/5116-181-0x0000025F511B0000-0x0000025F511C0000-memory.dmp

        Filesize

        64KB

      • memory/5116-180-0x0000025F511A0000-0x0000025F511B0000-memory.dmp

        Filesize

        64KB

      • memory/5116-179-0x0000025F51190000-0x0000025F511A0000-memory.dmp

        Filesize

        64KB

      • memory/5116-178-0x0000025F51180000-0x0000025F51190000-memory.dmp

        Filesize

        64KB

      • memory/5116-23-0x0000025F51190000-0x0000025F511A0000-memory.dmp

        Filesize

        64KB

      • memory/5116-21-0x0000025F51180000-0x0000025F51190000-memory.dmp

        Filesize

        64KB

      • memory/5116-18-0x0000025F51170000-0x0000025F51180000-memory.dmp

        Filesize

        64KB

      • memory/5116-16-0x0000025F51160000-0x0000025F51170000-memory.dmp

        Filesize

        64KB

      • memory/5116-14-0x0000025F51150000-0x0000025F51160000-memory.dmp

        Filesize

        64KB

      • memory/5116-12-0x0000025F51140000-0x0000025F51150000-memory.dmp

        Filesize

        64KB

      • memory/5116-2-0x0000025F50ED0000-0x0000025F51140000-memory.dmp

        Filesize

        2.4MB

      • memory/5116-176-0x0000025F51160000-0x0000025F51170000-memory.dmp

        Filesize

        64KB

      • memory/5116-175-0x0000025F51150000-0x0000025F51160000-memory.dmp

        Filesize

        64KB

      • memory/5116-174-0x0000025F51140000-0x0000025F51150000-memory.dmp

        Filesize

        64KB

      • memory/5116-173-0x0000025F511E0000-0x0000025F511F0000-memory.dmp

        Filesize

        64KB