Analysis

  • max time kernel
    134s
  • max time network
    142s
  • 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 15:35

General

  • Target

    c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar

  • Size

    400KB

  • MD5

    247581cc28bdbd4d432669ca5d588163

  • SHA1

    da0fb4d2b9659436cdad587689a26600aa52fe20

  • SHA256

    c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf

  • SHA512

    68281c5c48f0333943d24ad9d1e54196dbe809d43e3f9a170ee22cfc7b51350be001f7a68285e33752684ca00568419442c6bc05994f78e56bb32338e2f024e8

  • SSDEEP

    12288:QQeEHTT5f4YEDBA8v7m3zaWLckXP9iN43:QJgTT59ISjFP9Qu

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
  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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 WriteProcessMemory 8 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\c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4092
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1656
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2036
      • 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\c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar"
        3⤵
        • Loads dropped DLL
        PID:3992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna665518026070220389.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1194130065-3471212556-1656947724-1000\83aa4cc77f591dfc2374580bbd95f6ba_a53bb4ca-6113-48bb-9609-441860fdd0d7

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • C:\Users\Admin\c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf.jar

    Filesize

    400KB

    MD5

    247581cc28bdbd4d432669ca5d588163

    SHA1

    da0fb4d2b9659436cdad587689a26600aa52fe20

    SHA256

    c3b27ba76af8fec666012c88a8c7a72a428315d8d475b7cf8a4e2e2b6e8b20cf

    SHA512

    68281c5c48f0333943d24ad9d1e54196dbe809d43e3f9a170ee22cfc7b51350be001f7a68285e33752684ca00568419442c6bc05994f78e56bb32338e2f024e8

  • 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/2084-101-0x000002C72AD10000-0x000002C72AD20000-memory.dmp

    Filesize

    64KB

  • memory/2084-14-0x000002C72ABE0000-0x000002C72ABF0000-memory.dmp

    Filesize

    64KB

  • memory/2084-19-0x000002C72AC10000-0x000002C72AC20000-memory.dmp

    Filesize

    64KB

  • memory/2084-21-0x000002C72AC20000-0x000002C72AC30000-memory.dmp

    Filesize

    64KB

  • memory/2084-23-0x000002C72AC30000-0x000002C72AC40000-memory.dmp

    Filesize

    64KB

  • memory/2084-25-0x000002C72AC40000-0x000002C72AC50000-memory.dmp

    Filesize

    64KB

  • memory/2084-27-0x000002C72AC50000-0x000002C72AC60000-memory.dmp

    Filesize

    64KB

  • memory/2084-29-0x000002C72AC60000-0x000002C72AC70000-memory.dmp

    Filesize

    64KB

  • memory/2084-34-0x000002C72A970000-0x000002C72ABE0000-memory.dmp

    Filesize

    2.4MB

  • memory/2084-40-0x000002C72ABE0000-0x000002C72ABF0000-memory.dmp

    Filesize

    64KB

  • memory/2084-43-0x000002C72ACB0000-0x000002C72ACC0000-memory.dmp

    Filesize

    64KB

  • memory/2084-42-0x000002C72ABF0000-0x000002C72AC00000-memory.dmp

    Filesize

    64KB

  • memory/2084-45-0x000002C72ACC0000-0x000002C72ACD0000-memory.dmp

    Filesize

    64KB

  • memory/2084-44-0x000002C72AC00000-0x000002C72AC10000-memory.dmp

    Filesize

    64KB

  • memory/2084-39-0x000002C72ACA0000-0x000002C72ACB0000-memory.dmp

    Filesize

    64KB

  • memory/2084-38-0x000002C72AC90000-0x000002C72ACA0000-memory.dmp

    Filesize

    64KB

  • memory/2084-37-0x000002C72AC80000-0x000002C72AC90000-memory.dmp

    Filesize

    64KB

  • memory/2084-36-0x000002C72AC70000-0x000002C72AC80000-memory.dmp

    Filesize

    64KB

  • memory/2084-48-0x000002C72ACD0000-0x000002C72ACE0000-memory.dmp

    Filesize

    64KB

  • memory/2084-54-0x000002C72AC20000-0x000002C72AC30000-memory.dmp

    Filesize

    64KB

  • memory/2084-108-0x000002C72AD40000-0x000002C72AD50000-memory.dmp

    Filesize

    64KB

  • memory/2084-47-0x000002C72AC10000-0x000002C72AC20000-memory.dmp

    Filesize

    64KB

  • memory/2084-58-0x000002C72ACF0000-0x000002C72AD00000-memory.dmp

    Filesize

    64KB

  • memory/2084-57-0x000002C72AC30000-0x000002C72AC40000-memory.dmp

    Filesize

    64KB

  • memory/2084-64-0x000002C72AD10000-0x000002C72AD20000-memory.dmp

    Filesize

    64KB

  • memory/2084-61-0x000002C72AD00000-0x000002C72AD10000-memory.dmp

    Filesize

    64KB

  • memory/2084-63-0x000002C72AC50000-0x000002C72AC60000-memory.dmp

    Filesize

    64KB

  • memory/2084-65-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-60-0x000002C72AC40000-0x000002C72AC50000-memory.dmp

    Filesize

    64KB

  • memory/2084-71-0x000002C72AC80000-0x000002C72AC90000-memory.dmp

    Filesize

    64KB

  • memory/2084-70-0x000002C72AC70000-0x000002C72AC80000-memory.dmp

    Filesize

    64KB

  • memory/2084-85-0x000002C72AD70000-0x000002C72AD80000-memory.dmp

    Filesize

    64KB

  • memory/2084-84-0x000002C72ACD0000-0x000002C72ACE0000-memory.dmp

    Filesize

    64KB

  • memory/2084-83-0x000002C72AD60000-0x000002C72AD70000-memory.dmp

    Filesize

    64KB

  • memory/2084-82-0x000002C72ACC0000-0x000002C72ACD0000-memory.dmp

    Filesize

    64KB

  • memory/2084-79-0x000002C72ACB0000-0x000002C72ACC0000-memory.dmp

    Filesize

    64KB

  • memory/2084-78-0x000002C72AD50000-0x000002C72AD60000-memory.dmp

    Filesize

    64KB

  • memory/2084-77-0x000002C72AD40000-0x000002C72AD50000-memory.dmp

    Filesize

    64KB

  • memory/2084-76-0x000002C72ACA0000-0x000002C72ACB0000-memory.dmp

    Filesize

    64KB

  • memory/2084-73-0x000002C72AD30000-0x000002C72AD40000-memory.dmp

    Filesize

    64KB

  • memory/2084-72-0x000002C72AC90000-0x000002C72ACA0000-memory.dmp

    Filesize

    64KB

  • memory/2084-68-0x000002C72AD20000-0x000002C72AD30000-memory.dmp

    Filesize

    64KB

  • memory/2084-67-0x000002C72AC60000-0x000002C72AC70000-memory.dmp

    Filesize

    64KB

  • memory/2084-91-0x000002C72AD80000-0x000002C72AD90000-memory.dmp

    Filesize

    64KB

  • memory/2084-90-0x000002C72ACE0000-0x000002C72ACF0000-memory.dmp

    Filesize

    64KB

  • memory/2084-92-0x000002C72ACF0000-0x000002C72AD00000-memory.dmp

    Filesize

    64KB

  • memory/2084-93-0x000002C72AD90000-0x000002C72ADA0000-memory.dmp

    Filesize

    64KB

  • memory/2084-96-0x000002C72AD00000-0x000002C72AD10000-memory.dmp

    Filesize

    64KB

  • memory/2084-97-0x000002C72ADA0000-0x000002C72ADB0000-memory.dmp

    Filesize

    64KB

  • memory/2084-102-0x000002C72ADB0000-0x000002C72ADC0000-memory.dmp

    Filesize

    64KB

  • memory/2084-15-0x000002C72ABF0000-0x000002C72AC00000-memory.dmp

    Filesize

    64KB

  • memory/2084-103-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-146-0x000002C72ADC0000-0x000002C72ADD0000-memory.dmp

    Filesize

    64KB

  • memory/2084-17-0x000002C72AC00000-0x000002C72AC10000-memory.dmp

    Filesize

    64KB

  • memory/2084-55-0x000002C72ACE0000-0x000002C72ACF0000-memory.dmp

    Filesize

    64KB

  • memory/2084-112-0x000002C72ADD0000-0x000002C72ADE0000-memory.dmp

    Filesize

    64KB

  • memory/2084-114-0x000002C72ADE0000-0x000002C72ADF0000-memory.dmp

    Filesize

    64KB

  • memory/2084-113-0x000002C72AD60000-0x000002C72AD70000-memory.dmp

    Filesize

    64KB

  • memory/2084-111-0x000002C72ADC0000-0x000002C72ADD0000-memory.dmp

    Filesize

    64KB

  • memory/2084-109-0x000002C72AD50000-0x000002C72AD60000-memory.dmp

    Filesize

    64KB

  • memory/2084-117-0x000002C72ADF0000-0x000002C72AE00000-memory.dmp

    Filesize

    64KB

  • memory/2084-116-0x000002C72AD70000-0x000002C72AD80000-memory.dmp

    Filesize

    64KB

  • memory/2084-122-0x000002C72AD80000-0x000002C72AD90000-memory.dmp

    Filesize

    64KB

  • memory/2084-124-0x000002C72AE10000-0x000002C72AE20000-memory.dmp

    Filesize

    64KB

  • memory/2084-126-0x000002C72AD90000-0x000002C72ADA0000-memory.dmp

    Filesize

    64KB

  • memory/2084-125-0x000002C72AE20000-0x000002C72AE30000-memory.dmp

    Filesize

    64KB

  • memory/2084-123-0x000002C72AE00000-0x000002C72AE10000-memory.dmp

    Filesize

    64KB

  • memory/2084-131-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-132-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-140-0x000002C72ADB0000-0x000002C72ADC0000-memory.dmp

    Filesize

    64KB

  • memory/2084-139-0x000002C72AE40000-0x000002C72AE50000-memory.dmp

    Filesize

    64KB

  • memory/2084-138-0x000002C72AE30000-0x000002C72AE40000-memory.dmp

    Filesize

    64KB

  • memory/2084-137-0x000002C72ADA0000-0x000002C72ADB0000-memory.dmp

    Filesize

    64KB

  • memory/2084-135-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-142-0x000002C72AE50000-0x000002C72AE60000-memory.dmp

    Filesize

    64KB

  • memory/2084-144-0x000002C72AE60000-0x000002C72AE70000-memory.dmp

    Filesize

    64KB

  • memory/2084-148-0x000002C72AE70000-0x000002C72AE80000-memory.dmp

    Filesize

    64KB

  • memory/2084-147-0x000002C72ADD0000-0x000002C72ADE0000-memory.dmp

    Filesize

    64KB

  • memory/2084-104-0x000002C72AD20000-0x000002C72AD30000-memory.dmp

    Filesize

    64KB

  • memory/2084-150-0x000002C72AE80000-0x000002C72AE90000-memory.dmp

    Filesize

    64KB

  • memory/2084-151-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-157-0x000002C72AE90000-0x000002C72AEA0000-memory.dmp

    Filesize

    64KB

  • memory/2084-156-0x000002C72ADE0000-0x000002C72ADF0000-memory.dmp

    Filesize

    64KB

  • memory/2084-159-0x000002C72ADF0000-0x000002C72AE00000-memory.dmp

    Filesize

    64KB

  • memory/2084-160-0x000002C72AEA0000-0x000002C72AEB0000-memory.dmp

    Filesize

    64KB

  • memory/2084-164-0x000002C72AEB0000-0x000002C72AEC0000-memory.dmp

    Filesize

    64KB

  • memory/2084-163-0x000002C72AE10000-0x000002C72AE20000-memory.dmp

    Filesize

    64KB

  • memory/2084-162-0x000002C72AE00000-0x000002C72AE10000-memory.dmp

    Filesize

    64KB

  • memory/2084-169-0x000002C72AEC0000-0x000002C72AED0000-memory.dmp

    Filesize

    64KB

  • memory/2084-168-0x000002C72AE20000-0x000002C72AE30000-memory.dmp

    Filesize

    64KB

  • memory/2084-171-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-173-0x000002C72AE30000-0x000002C72AE40000-memory.dmp

    Filesize

    64KB

  • memory/2084-175-0x000002C72AE40000-0x000002C72AE50000-memory.dmp

    Filesize

    64KB

  • memory/2084-177-0x000002C72AED0000-0x000002C72AEE0000-memory.dmp

    Filesize

    64KB

  • memory/2084-178-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-179-0x000002C72AE50000-0x000002C72AE60000-memory.dmp

    Filesize

    64KB

  • memory/2084-180-0x000002C72AE60000-0x000002C72AE70000-memory.dmp

    Filesize

    64KB

  • memory/2084-183-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/2084-105-0x000002C72AD30000-0x000002C72AD40000-memory.dmp

    Filesize

    64KB

  • memory/2084-184-0x000002C72AE70000-0x000002C72AE80000-memory.dmp

    Filesize

    64KB

  • memory/2084-185-0x000002C72AE80000-0x000002C72AE90000-memory.dmp

    Filesize

    64KB

  • memory/2084-189-0x000002C72AE90000-0x000002C72AEA0000-memory.dmp

    Filesize

    64KB

  • memory/2084-190-0x000002C72AEA0000-0x000002C72AEB0000-memory.dmp

    Filesize

    64KB

  • memory/2084-191-0x000002C72AEB0000-0x000002C72AEC0000-memory.dmp

    Filesize

    64KB

  • memory/2084-2-0x000002C72A970000-0x000002C72ABE0000-memory.dmp

    Filesize

    2.4MB

  • memory/2084-11-0x000002C729170000-0x000002C729171000-memory.dmp

    Filesize

    4KB

  • memory/3992-379-0x0000021F810E0000-0x0000021F810E1000-memory.dmp

    Filesize

    4KB

  • memory/4092-273-0x0000023EC1E60000-0x0000023EC1E61000-memory.dmp

    Filesize

    4KB