Resubmissions

21-01-2025 09:44

250121-lqwn1axqfr 10

16-01-2025 20:53

250116-zprwbaylfz 10

Analysis

  • max time kernel
    66s
  • max time network
    69s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 09:44

General

  • Target

    6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar

  • Size

    448KB

  • MD5

    cbfcb1871689de9ae581077fb14ff9f0

  • SHA1

    3bfaa4103babb57e94be92c3612c98deccef5a0f

  • SHA256

    6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9

  • SHA512

    c7067bf22b6776f857a416b30370c7d783c5551a7f806db2e0c24185e8192e4b40f79f553511ef0fdc74ed87b846bf81bd51a8a74a8fed4e0db4003f7c120d4c

  • SSDEEP

    12288:ou5PgrSyDEC28CabSuJWujUVqTGrw6p4n:yeyYC28CalJrjMqT6B0

Malware Config

Signatures

  • STRRAT

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

  • Strrat family
  • 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\6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3564
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4416
      • 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\6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4320
        • 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:748
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2796
        • 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:3036
          • 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:1384
        • 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:2876
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:3728
          • 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:3796
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              5⤵
                PID:3064

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9N.jar

        Filesize

        448KB

        MD5

        cbfcb1871689de9ae581077fb14ff9f0

        SHA1

        3bfaa4103babb57e94be92c3612c98deccef5a0f

        SHA256

        6fa54063f8df6a66f260e0afb990050290a51f3bf62ac3637bde4706ae0e48b9

        SHA512

        c7067bf22b6776f857a416b30370c7d783c5551a7f806db2e0c24185e8192e4b40f79f553511ef0fdc74ed87b846bf81bd51a8a74a8fed4e0db4003f7c120d4c

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna7843126617275509202.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-493223053-2004649691-1575712786-1000\83aa4cc77f591dfc2374580bbd95f6ba_755b0f1a-bb38-4bb2-bc7e-240c892146ee

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • 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/1936-270-0x000001E1CFB80000-0x000001E1CFB81000-memory.dmp

        Filesize

        4KB

      • memory/2648-142-0x0000029500450000-0x0000029500460000-memory.dmp

        Filesize

        64KB

      • memory/2648-15-0x0000029500280000-0x0000029500290000-memory.dmp

        Filesize

        64KB

      • memory/2648-25-0x00000295002D0000-0x00000295002E0000-memory.dmp

        Filesize

        64KB

      • memory/2648-23-0x00000295002C0000-0x00000295002D0000-memory.dmp

        Filesize

        64KB

      • memory/2648-28-0x00000295002E0000-0x00000295002F0000-memory.dmp

        Filesize

        64KB

      • memory/2648-21-0x00000295002B0000-0x00000295002C0000-memory.dmp

        Filesize

        64KB

      • memory/2648-32-0x0000029500000000-0x0000029500270000-memory.dmp

        Filesize

        2.4MB

      • memory/2648-31-0x0000029500300000-0x0000029500310000-memory.dmp

        Filesize

        64KB

      • memory/2648-36-0x0000029500270000-0x0000029500280000-memory.dmp

        Filesize

        64KB

      • memory/2648-40-0x0000029500280000-0x0000029500290000-memory.dmp

        Filesize

        64KB

      • memory/2648-44-0x0000029500340000-0x0000029500350000-memory.dmp

        Filesize

        64KB

      • memory/2648-43-0x0000029500290000-0x00000295002A0000-memory.dmp

        Filesize

        64KB

      • memory/2648-49-0x00000295002B0000-0x00000295002C0000-memory.dmp

        Filesize

        64KB

      • memory/2648-48-0x0000029500360000-0x0000029500370000-memory.dmp

        Filesize

        64KB

      • memory/2648-52-0x0000029500370000-0x0000029500380000-memory.dmp

        Filesize

        64KB

      • memory/2648-55-0x0000029500380000-0x0000029500390000-memory.dmp

        Filesize

        64KB

      • memory/2648-61-0x0000029500390000-0x00000295003A0000-memory.dmp

        Filesize

        64KB

      • memory/2648-64-0x0000029500300000-0x0000029500310000-memory.dmp

        Filesize

        64KB

      • memory/2648-65-0x00000295003A0000-0x00000295003B0000-memory.dmp

        Filesize

        64KB

      • memory/2648-74-0x0000029500330000-0x0000029500340000-memory.dmp

        Filesize

        64KB

      • memory/2648-150-0x0000029500520000-0x0000029500530000-memory.dmp

        Filesize

        64KB

      • memory/2648-84-0x0000029500400000-0x0000029500410000-memory.dmp

        Filesize

        64KB

      • memory/2648-88-0x0000029500410000-0x0000029500420000-memory.dmp

        Filesize

        64KB

      • memory/2648-87-0x0000029500370000-0x0000029500380000-memory.dmp

        Filesize

        64KB

      • memory/2648-82-0x0000029500350000-0x0000029500360000-memory.dmp

        Filesize

        64KB

      • memory/2648-81-0x00000295003F0000-0x0000029500400000-memory.dmp

        Filesize

        64KB

      • memory/2648-91-0x0000029500420000-0x0000029500430000-memory.dmp

        Filesize

        64KB

      • memory/2648-90-0x0000029500380000-0x0000029500390000-memory.dmp

        Filesize

        64KB

      • memory/2648-80-0x00000295003E0000-0x00000295003F0000-memory.dmp

        Filesize

        64KB

      • memory/2648-79-0x0000029500340000-0x0000029500350000-memory.dmp

        Filesize

        64KB

      • memory/2648-95-0x0000029500430000-0x0000029500440000-memory.dmp

        Filesize

        64KB

      • memory/2648-96-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-94-0x0000029500390000-0x00000295003A0000-memory.dmp

        Filesize

        64KB

      • memory/2648-105-0x0000029500450000-0x0000029500460000-memory.dmp

        Filesize

        64KB

      • memory/2648-104-0x00000295003C0000-0x00000295003D0000-memory.dmp

        Filesize

        64KB

      • memory/2648-103-0x00000295003B0000-0x00000295003C0000-memory.dmp

        Filesize

        64KB

      • memory/2648-99-0x0000029500440000-0x0000029500450000-memory.dmp

        Filesize

        64KB

      • memory/2648-110-0x00000295003D0000-0x00000295003E0000-memory.dmp

        Filesize

        64KB

      • memory/2648-114-0x00000295003F0000-0x0000029500400000-memory.dmp

        Filesize

        64KB

      • memory/2648-117-0x0000029500490000-0x00000295004A0000-memory.dmp

        Filesize

        64KB

      • memory/2648-125-0x0000029500410000-0x0000029500420000-memory.dmp

        Filesize

        64KB

      • memory/2648-124-0x00000295004C0000-0x00000295004D0000-memory.dmp

        Filesize

        64KB

      • memory/2648-123-0x00000295004B0000-0x00000295004C0000-memory.dmp

        Filesize

        64KB

      • memory/2648-129-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-131-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-137-0x00000295004E0000-0x00000295004F0000-memory.dmp

        Filesize

        64KB

      • memory/2648-136-0x0000029500430000-0x0000029500440000-memory.dmp

        Filesize

        64KB

      • memory/2648-140-0x00000295004F0000-0x0000029500500000-memory.dmp

        Filesize

        64KB

      • memory/2648-143-0x0000029500500000-0x0000029500510000-memory.dmp

        Filesize

        64KB

      • memory/2648-19-0x00000295002A0000-0x00000295002B0000-memory.dmp

        Filesize

        64KB

      • memory/2648-139-0x0000029500440000-0x0000029500450000-memory.dmp

        Filesize

        64KB

      • memory/2648-134-0x00000295004D0000-0x00000295004E0000-memory.dmp

        Filesize

        64KB

      • memory/2648-70-0x00000295003B0000-0x00000295003C0000-memory.dmp

        Filesize

        64KB

      • memory/2648-17-0x0000029500290000-0x00000295002A0000-memory.dmp

        Filesize

        64KB

      • memory/2648-83-0x0000029500360000-0x0000029500370000-memory.dmp

        Filesize

        64KB

      • memory/2648-149-0x0000029500480000-0x0000029500490000-memory.dmp

        Filesize

        64KB

      • memory/2648-146-0x0000029500470000-0x0000029500480000-memory.dmp

        Filesize

        64KB

      • memory/2648-154-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-152-0x0000029500530000-0x0000029500540000-memory.dmp

        Filesize

        64KB

      • memory/2648-159-0x0000029500540000-0x0000029500550000-memory.dmp

        Filesize

        64KB

      • memory/2648-164-0x0000029500550000-0x0000029500560000-memory.dmp

        Filesize

        64KB

      • memory/2648-163-0x00000295004C0000-0x00000295004D0000-memory.dmp

        Filesize

        64KB

      • memory/2648-162-0x00000295004B0000-0x00000295004C0000-memory.dmp

        Filesize

        64KB

      • memory/2648-161-0x00000295004A0000-0x00000295004B0000-memory.dmp

        Filesize

        64KB

      • memory/2648-158-0x0000029500490000-0x00000295004A0000-memory.dmp

        Filesize

        64KB

      • memory/2648-133-0x0000029500420000-0x0000029500430000-memory.dmp

        Filesize

        64KB

      • memory/2648-166-0x0000029500560000-0x0000029500570000-memory.dmp

        Filesize

        64KB

      • memory/2648-122-0x00000295004A0000-0x00000295004B0000-memory.dmp

        Filesize

        64KB

      • memory/2648-121-0x0000029500400000-0x0000029500410000-memory.dmp

        Filesize

        64KB

      • memory/2648-116-0x0000029500480000-0x0000029500490000-memory.dmp

        Filesize

        64KB

      • memory/2648-113-0x00000295003E0000-0x00000295003F0000-memory.dmp

        Filesize

        64KB

      • memory/2648-109-0x0000029500470000-0x0000029500480000-memory.dmp

        Filesize

        64KB

      • memory/2648-108-0x0000029500460000-0x0000029500470000-memory.dmp

        Filesize

        64KB

      • memory/2648-98-0x00000295003A0000-0x00000295003B0000-memory.dmp

        Filesize

        64KB

      • memory/2648-75-0x00000295003D0000-0x00000295003E0000-memory.dmp

        Filesize

        64KB

      • memory/2648-73-0x0000029500320000-0x0000029500330000-memory.dmp

        Filesize

        64KB

      • memory/2648-72-0x0000029500310000-0x0000029500320000-memory.dmp

        Filesize

        64KB

      • memory/2648-71-0x00000295003C0000-0x00000295003D0000-memory.dmp

        Filesize

        64KB

      • memory/2648-145-0x0000029500460000-0x0000029500470000-memory.dmp

        Filesize

        64KB

      • memory/2648-68-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-172-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-63-0x00000295002F0000-0x0000029500300000-memory.dmp

        Filesize

        64KB

      • memory/2648-54-0x00000295002D0000-0x00000295002E0000-memory.dmp

        Filesize

        64KB

      • memory/2648-51-0x00000295002C0000-0x00000295002D0000-memory.dmp

        Filesize

        64KB

      • memory/2648-47-0x0000029500350000-0x0000029500360000-memory.dmp

        Filesize

        64KB

      • memory/2648-46-0x00000295002A0000-0x00000295002B0000-memory.dmp

        Filesize

        64KB

      • memory/2648-173-0x00000295004D0000-0x00000295004E0000-memory.dmp

        Filesize

        64KB

      • memory/2648-39-0x0000029500330000-0x0000029500340000-memory.dmp

        Filesize

        64KB

      • memory/2648-38-0x0000029500320000-0x0000029500330000-memory.dmp

        Filesize

        64KB

      • memory/2648-37-0x0000029500310000-0x0000029500320000-memory.dmp

        Filesize

        64KB

      • memory/2648-30-0x00000295002F0000-0x0000029500300000-memory.dmp

        Filesize

        64KB

      • memory/2648-177-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-178-0x00000295004E0000-0x00000295004F0000-memory.dmp

        Filesize

        64KB

      • memory/2648-179-0x00000295004F0000-0x0000029500500000-memory.dmp

        Filesize

        64KB

      • memory/2648-180-0x0000029500500000-0x0000029500510000-memory.dmp

        Filesize

        64KB

      • memory/2648-181-0x0000029500510000-0x0000029500520000-memory.dmp

        Filesize

        64KB

      • memory/2648-182-0x0000029500520000-0x0000029500530000-memory.dmp

        Filesize

        64KB

      • memory/2648-14-0x0000029500270000-0x0000029500280000-memory.dmp

        Filesize

        64KB

      • memory/2648-147-0x0000029500510000-0x0000029500520000-memory.dmp

        Filesize

        64KB

      • memory/2648-183-0x0000029500530000-0x0000029500540000-memory.dmp

        Filesize

        64KB

      • memory/2648-184-0x0000029500540000-0x0000029500550000-memory.dmp

        Filesize

        64KB

      • memory/2648-185-0x0000029500550000-0x0000029500560000-memory.dmp

        Filesize

        64KB

      • memory/2648-189-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-190-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/2648-2-0x0000029500000000-0x0000029500270000-memory.dmp

        Filesize

        2.4MB

      • memory/2648-11-0x000002957DE90000-0x000002957DE91000-memory.dmp

        Filesize

        4KB

      • memory/4320-354-0x0000026C9A7B0000-0x0000026C9A7B1000-memory.dmp

        Filesize

        4KB

      • memory/4320-389-0x0000026C9A7B0000-0x0000026C9A7B1000-memory.dmp

        Filesize

        4KB