Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 10:14

General

  • Target

    f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar

  • Size

    481KB

  • MD5

    0bd6891d55ba2fc4b16da35243710fc0

  • SHA1

    148901af7e43cd04bfaaa393d1abaf0f91e29f5e

  • SHA256

    f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151

  • SHA512

    1ca26438fd51937b1091883198309518984eb4f1bdc3de3fbaca1ac5d63b2c31a5ab79f3d901d9e2a0e90739ab2b144f74770be4daaf7b73845b4d6fb3016078

  • SSDEEP

    12288:ublFMKeQSPEXjwVfgFJRb5hokCl24Lpty4qKcV:uxFMlwofcpKjy4S

Malware Config

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
  • 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.

  • 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 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:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:916
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2436
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3280
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar"
          4⤵
          • Creates scheduled task(s)
          PID:4636
      • 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\f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1596
        • 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:1032
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2360
        • 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:4388
          • 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:4256
        • 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:2000
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:1480
          • 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:2104
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              5⤵
                PID:5012

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        42257a177a05417ebcb4aa9bdab24a95

        SHA1

        a8161d71e86b85f17395779686ab7d242eab507c

        SHA256

        263a0ca89b2c5ceb6a1b44a7ce1f1154b7595fef1fb6256c785e995aa6197d8d

        SHA512

        2a54ae8a3de42eb7824a64848517abd633e39dd33f7b7cd8aa6a0098ef4824de46925d3427914b757cb8d762a4db859fab4c7d20074fbae2446b862aaf18dd4f

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

        Filesize

        46B

        MD5

        999460f121d1bae157b82d371f64dccb

        SHA1

        843a05200aa8c753efb83ab71203d0176d142686

        SHA256

        6e38cbe65bf3c0aa09cb9fb2d87d241091a1610b20cab8834e51edf20d1ba6f6

        SHA512

        697ba09694d4eaf26bb822a10e09f2cff38f37736e57efef92beb8a60bf4182434ba9434be14f27171bed08e3805ddc1d8c4d2838223100268b5de668b5848e1

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna3009876118540493450.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3571316656-3665257725-2415531812-1000\83aa4cc77f591dfc2374580bbd95f6ba_a47c70d8-7adc-4ad7-994f-644a8c84c176

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151.jar

        Filesize

        481KB

        MD5

        0bd6891d55ba2fc4b16da35243710fc0

        SHA1

        148901af7e43cd04bfaaa393d1abaf0f91e29f5e

        SHA256

        f0699de74b6274011f91036c3daafc4aae3e49e2210be14ea06a8d478248c151

        SHA512

        1ca26438fd51937b1091883198309518984eb4f1bdc3de3fbaca1ac5d63b2c31a5ab79f3d901d9e2a0e90739ab2b144f74770be4daaf7b73845b4d6fb3016078

      • 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/1596-349-0x00000268DD6F0000-0x00000268DD6F1000-memory.dmp

        Filesize

        4KB

      • memory/2436-251-0x0000029B68F30000-0x0000029B68F31000-memory.dmp

        Filesize

        4KB

      • memory/4104-97-0x00000150AD7F0000-0x00000150AD7F1000-memory.dmp

        Filesize

        4KB

      • memory/4104-69-0x00000150AF490000-0x00000150AF4A0000-memory.dmp

        Filesize

        64KB

      • memory/4104-28-0x00000150AF3B0000-0x00000150AF3C0000-memory.dmp

        Filesize

        64KB

      • memory/4104-27-0x00000150AF3A0000-0x00000150AF3B0000-memory.dmp

        Filesize

        64KB

      • memory/4104-30-0x00000150AF3C0000-0x00000150AF3D0000-memory.dmp

        Filesize

        64KB

      • memory/4104-33-0x00000150AF3D0000-0x00000150AF3E0000-memory.dmp

        Filesize

        64KB

      • memory/4104-38-0x00000150AF400000-0x00000150AF410000-memory.dmp

        Filesize

        64KB

      • memory/4104-37-0x00000150AF3F0000-0x00000150AF400000-memory.dmp

        Filesize

        64KB

      • memory/4104-36-0x00000150AF3E0000-0x00000150AF3F0000-memory.dmp

        Filesize

        64KB

      • memory/4104-109-0x00000150AF480000-0x00000150AF490000-memory.dmp

        Filesize

        64KB

      • memory/4104-48-0x00000150AF340000-0x00000150AF350000-memory.dmp

        Filesize

        64KB

      • memory/4104-47-0x00000150AF440000-0x00000150AF450000-memory.dmp

        Filesize

        64KB

      • memory/4104-46-0x00000150AF430000-0x00000150AF440000-memory.dmp

        Filesize

        64KB

      • memory/4104-45-0x00000150AF420000-0x00000150AF430000-memory.dmp

        Filesize

        64KB

      • memory/4104-44-0x00000150AF410000-0x00000150AF420000-memory.dmp

        Filesize

        64KB

      • memory/4104-56-0x00000150AF450000-0x00000150AF460000-memory.dmp

        Filesize

        64KB

      • memory/4104-53-0x00000150AF360000-0x00000150AF370000-memory.dmp

        Filesize

        64KB

      • memory/4104-52-0x00000150AF350000-0x00000150AF360000-memory.dmp

        Filesize

        64KB

      • memory/4104-59-0x00000150AF460000-0x00000150AF470000-memory.dmp

        Filesize

        64KB

      • memory/4104-58-0x00000150AF370000-0x00000150AF380000-memory.dmp

        Filesize

        64KB

      • memory/4104-62-0x00000150AF470000-0x00000150AF480000-memory.dmp

        Filesize

        64KB

      • memory/4104-61-0x00000150AF380000-0x00000150AF390000-memory.dmp

        Filesize

        64KB

      • memory/4104-65-0x00000150AF480000-0x00000150AF490000-memory.dmp

        Filesize

        64KB

      • memory/4104-64-0x00000150AF390000-0x00000150AF3A0000-memory.dmp

        Filesize

        64KB

      • memory/4104-110-0x00000150AF540000-0x00000150AF550000-memory.dmp

        Filesize

        64KB

      • memory/4104-68-0x00000150AF3B0000-0x00000150AF3C0000-memory.dmp

        Filesize

        64KB

      • memory/4104-67-0x00000150AF3A0000-0x00000150AF3B0000-memory.dmp

        Filesize

        64KB

      • memory/4104-72-0x00000150AF4A0000-0x00000150AF4B0000-memory.dmp

        Filesize

        64KB

      • memory/4104-71-0x00000150AF3C0000-0x00000150AF3D0000-memory.dmp

        Filesize

        64KB

      • memory/4104-77-0x00000150AF4C0000-0x00000150AF4D0000-memory.dmp

        Filesize

        64KB

      • memory/4104-87-0x00000150AF430000-0x00000150AF440000-memory.dmp

        Filesize

        64KB

      • memory/4104-86-0x00000150AF420000-0x00000150AF430000-memory.dmp

        Filesize

        64KB

      • memory/4104-85-0x00000150AF410000-0x00000150AF420000-memory.dmp

        Filesize

        64KB

      • memory/4104-84-0x00000150AF4E0000-0x00000150AF4F0000-memory.dmp

        Filesize

        64KB

      • memory/4104-83-0x00000150AF4D0000-0x00000150AF4E0000-memory.dmp

        Filesize

        64KB

      • memory/4104-82-0x00000150AF400000-0x00000150AF410000-memory.dmp

        Filesize

        64KB

      • memory/4104-81-0x00000150AF3F0000-0x00000150AF400000-memory.dmp

        Filesize

        64KB

      • memory/4104-80-0x00000150AF3E0000-0x00000150AF3F0000-memory.dmp

        Filesize

        64KB

      • memory/4104-105-0x00000150AF520000-0x00000150AF530000-memory.dmp

        Filesize

        64KB

      • memory/4104-75-0x00000150AF3D0000-0x00000150AF3E0000-memory.dmp

        Filesize

        64KB

      • memory/4104-92-0x00000150AF4F0000-0x00000150AF500000-memory.dmp

        Filesize

        64KB

      • memory/4104-91-0x00000150AF440000-0x00000150AF450000-memory.dmp

        Filesize

        64KB

      • memory/4104-93-0x00000150AD7F0000-0x00000150AD7F1000-memory.dmp

        Filesize

        4KB

      • memory/4104-96-0x00000150AF500000-0x00000150AF510000-memory.dmp

        Filesize

        64KB

      • memory/4104-95-0x00000150AF450000-0x00000150AF460000-memory.dmp

        Filesize

        64KB

      • memory/4104-23-0x00000150AF380000-0x00000150AF390000-memory.dmp

        Filesize

        64KB

      • memory/4104-100-0x00000150AF460000-0x00000150AF470000-memory.dmp

        Filesize

        64KB

      • memory/4104-101-0x00000150AF510000-0x00000150AF520000-memory.dmp

        Filesize

        64KB

      • memory/4104-104-0x00000150AF470000-0x00000150AF480000-memory.dmp

        Filesize

        64KB

      • memory/4104-106-0x00000150AF530000-0x00000150AF540000-memory.dmp

        Filesize

        64KB

      • memory/4104-76-0x00000150AF4B0000-0x00000150AF4C0000-memory.dmp

        Filesize

        64KB

      • memory/4104-24-0x00000150AF390000-0x00000150AF3A0000-memory.dmp

        Filesize

        64KB

      • memory/4104-43-0x00000150AF0D0000-0x00000150AF340000-memory.dmp

        Filesize

        2.4MB

      • memory/4104-112-0x00000150AF550000-0x00000150AF560000-memory.dmp

        Filesize

        64KB

      • memory/4104-111-0x00000150AF490000-0x00000150AF4A0000-memory.dmp

        Filesize

        64KB

      • memory/4104-116-0x00000150AF4A0000-0x00000150AF4B0000-memory.dmp

        Filesize

        64KB

      • memory/4104-119-0x00000150AF580000-0x00000150AF590000-memory.dmp

        Filesize

        64KB

      • memory/4104-118-0x00000150AF570000-0x00000150AF580000-memory.dmp

        Filesize

        64KB

      • memory/4104-117-0x00000150AF560000-0x00000150AF570000-memory.dmp

        Filesize

        64KB

      • memory/4104-123-0x00000150AD7F0000-0x00000150AD7F1000-memory.dmp

        Filesize

        4KB

      • memory/4104-128-0x00000150AF590000-0x00000150AF5A0000-memory.dmp

        Filesize

        64KB

      • memory/4104-126-0x00000150AF4B0000-0x00000150AF4C0000-memory.dmp

        Filesize

        64KB

      • memory/4104-127-0x00000150AF4C0000-0x00000150AF4D0000-memory.dmp

        Filesize

        64KB

      • memory/4104-130-0x00000150AF4D0000-0x00000150AF4E0000-memory.dmp

        Filesize

        64KB

      • memory/4104-131-0x00000150AF5A0000-0x00000150AF5B0000-memory.dmp

        Filesize

        64KB

      • memory/4104-133-0x00000150AF4E0000-0x00000150AF4F0000-memory.dmp

        Filesize

        64KB

      • memory/4104-134-0x00000150AF5B0000-0x00000150AF5C0000-memory.dmp

        Filesize

        64KB

      • memory/4104-136-0x00000150AF4F0000-0x00000150AF500000-memory.dmp

        Filesize

        64KB

      • memory/4104-137-0x00000150AF5C0000-0x00000150AF5D0000-memory.dmp

        Filesize

        64KB

      • memory/4104-142-0x00000150AF5E0000-0x00000150AF5F0000-memory.dmp

        Filesize

        64KB

      • memory/4104-141-0x00000150AF5D0000-0x00000150AF5E0000-memory.dmp

        Filesize

        64KB

      • memory/4104-140-0x00000150AF500000-0x00000150AF510000-memory.dmp

        Filesize

        64KB

      • memory/4104-144-0x00000150AD7F0000-0x00000150AD7F1000-memory.dmp

        Filesize

        4KB

      • memory/4104-150-0x00000150AF5F0000-0x00000150AF600000-memory.dmp

        Filesize

        64KB

      • memory/4104-149-0x00000150AF510000-0x00000150AF520000-memory.dmp

        Filesize

        64KB

      • memory/4104-154-0x00000150AF600000-0x00000150AF610000-memory.dmp

        Filesize

        64KB

      • memory/4104-152-0x00000150AF520000-0x00000150AF530000-memory.dmp

        Filesize

        64KB

      • memory/4104-153-0x00000150AF530000-0x00000150AF540000-memory.dmp

        Filesize

        64KB

      • memory/4104-156-0x00000150AF540000-0x00000150AF550000-memory.dmp

        Filesize

        64KB

      • memory/4104-157-0x00000150AF610000-0x00000150AF620000-memory.dmp

        Filesize

        64KB

      • memory/4104-162-0x00000150AF620000-0x00000150AF630000-memory.dmp

        Filesize

        64KB

      • memory/4104-161-0x00000150AF550000-0x00000150AF560000-memory.dmp

        Filesize

        64KB

      • memory/4104-166-0x00000150AF560000-0x00000150AF570000-memory.dmp

        Filesize

        64KB

      • memory/4104-167-0x00000150AF570000-0x00000150AF580000-memory.dmp

        Filesize

        64KB

      • memory/4104-168-0x00000150AF580000-0x00000150AF590000-memory.dmp

        Filesize

        64KB

      • memory/4104-169-0x00000150AF630000-0x00000150AF640000-memory.dmp

        Filesize

        64KB

      • memory/4104-172-0x00000150AD7F0000-0x00000150AD7F1000-memory.dmp

        Filesize

        4KB

      • memory/4104-174-0x00000150AF590000-0x00000150AF5A0000-memory.dmp

        Filesize

        64KB

      • memory/4104-177-0x00000150AF5A0000-0x00000150AF5B0000-memory.dmp

        Filesize

        64KB

      • memory/4104-178-0x00000150AF640000-0x00000150AF650000-memory.dmp

        Filesize

        64KB

      • memory/4104-183-0x00000150AF360000-0x00000150AF370000-memory.dmp

        Filesize

        64KB

      • memory/4104-185-0x00000150AF380000-0x00000150AF390000-memory.dmp

        Filesize

        64KB

      • memory/4104-20-0x00000150AF370000-0x00000150AF380000-memory.dmp

        Filesize

        64KB

      • memory/4104-18-0x00000150AD7F0000-0x00000150AD7F1000-memory.dmp

        Filesize

        4KB

      • memory/4104-16-0x00000150AF350000-0x00000150AF360000-memory.dmp

        Filesize

        64KB

      • memory/4104-17-0x00000150AF360000-0x00000150AF370000-memory.dmp

        Filesize

        64KB

      • memory/4104-13-0x00000150AF340000-0x00000150AF350000-memory.dmp

        Filesize

        64KB

      • memory/4104-2-0x00000150AF0D0000-0x00000150AF340000-memory.dmp

        Filesize

        2.4MB

      • memory/4104-184-0x00000150AF370000-0x00000150AF380000-memory.dmp

        Filesize

        64KB

      • memory/4104-182-0x00000150AF350000-0x00000150AF360000-memory.dmp

        Filesize

        64KB

      • memory/4104-181-0x00000150AF340000-0x00000150AF350000-memory.dmp

        Filesize

        64KB

      • memory/4104-180-0x00000150AF440000-0x00000150AF450000-memory.dmp

        Filesize

        64KB