Analysis

  • max time kernel
    124s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-06-2024 01:33

General

  • Target

    cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar

  • Size

    481KB

  • MD5

    cf853ba5808b795bed3b7fc2ba55274f

  • SHA1

    d669abbff493925068e637b999cb28cfbc2181a0

  • SHA256

    cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741

  • SHA512

    33e621a67af9d89580e71e995024bb9b37a7b8c0e0d305c3cc46f957613599d8f85771655767bc97559f1330ba45e4fb6570fb49502627cb14e19955025a0771

  • SSDEEP

    12288:OhlGrKeQSPEIBrX01FURb5hvdCqBFkMNi29Kc4:OrGrlzL0M9QEi2Y

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
  • 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 WriteProcessMemory 10 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\cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4316
    • 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:1752
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1684
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar"
          4⤵
          • Creates scheduled task(s)
          PID:1784
      • 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\cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar"
        3⤵
        • Loads dropped DLL
        PID:464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46B

    MD5

    c68c3de9470dbadf2bc1808e32f39ac9

    SHA1

    94761c77e0b42f261f3136bb6e123b6ec8d866cf

    SHA256

    0d6794875e1fd502772e39b315bae43e98552fd4b5ac9c01e750f1f97158a561

    SHA512

    9deda47c7501dd8dc8d87cd7a00035d3064aa9a1abb93c7a73a6ec0935e9539e4406c84844e6d264d4d4831ff1eb7c4369779de16353f093cf6c7deff4137d46

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna5322252865474368016.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2539840389-1261165778-1087677076-1000\83aa4cc77f591dfc2374580bbd95f6ba_468f6343-c0e6-4931-9703-30c6539573cb

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • C:\Users\Admin\cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741.jar

    Filesize

    481KB

    MD5

    cf853ba5808b795bed3b7fc2ba55274f

    SHA1

    d669abbff493925068e637b999cb28cfbc2181a0

    SHA256

    cae1d06781f000cf396269e2b734d841192b2b09e7e1e9170b721ac77b70e741

    SHA512

    33e621a67af9d89580e71e995024bb9b37a7b8c0e0d305c3cc46f957613599d8f85771655767bc97559f1330ba45e4fb6570fb49502627cb14e19955025a0771

  • 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/464-377-0x0000014AD4740000-0x0000014AD4741000-memory.dmp

    Filesize

    4KB

  • memory/1684-298-0x00000225C7130000-0x00000225C7131000-memory.dmp

    Filesize

    4KB

  • memory/4316-101-0x000001C44CDF0000-0x000001C44CE00000-memory.dmp

    Filesize

    64KB

  • memory/4316-37-0x000001C44CCD0000-0x000001C44CCE0000-memory.dmp

    Filesize

    64KB

  • memory/4316-27-0x000001C44CC80000-0x000001C44CC90000-memory.dmp

    Filesize

    64KB

  • memory/4316-31-0x000001C44CCA0000-0x000001C44CCB0000-memory.dmp

    Filesize

    64KB

  • memory/4316-36-0x000001C44CCC0000-0x000001C44CCD0000-memory.dmp

    Filesize

    64KB

  • memory/4316-35-0x000001C44CCB0000-0x000001C44CCC0000-memory.dmp

    Filesize

    64KB

  • memory/4316-26-0x000001C44CC60000-0x000001C44CC70000-memory.dmp

    Filesize

    64KB

  • memory/4316-115-0x000001C44CE30000-0x000001C44CE40000-memory.dmp

    Filesize

    64KB

  • memory/4316-41-0x000001C44C9A0000-0x000001C44CC10000-memory.dmp

    Filesize

    2.4MB

  • memory/4316-43-0x000001C44CCF0000-0x000001C44CD00000-memory.dmp

    Filesize

    64KB

  • memory/4316-42-0x000001C44CCE0000-0x000001C44CCF0000-memory.dmp

    Filesize

    64KB

  • memory/4316-45-0x000001C44CC20000-0x000001C44CC30000-memory.dmp

    Filesize

    64KB

  • memory/4316-46-0x000001C44CD00000-0x000001C44CD10000-memory.dmp

    Filesize

    64KB

  • memory/4316-44-0x000001C44CC10000-0x000001C44CC20000-memory.dmp

    Filesize

    64KB

  • memory/4316-50-0x000001C44CD10000-0x000001C44CD20000-memory.dmp

    Filesize

    64KB

  • memory/4316-49-0x000001C44CC40000-0x000001C44CC50000-memory.dmp

    Filesize

    64KB

  • memory/4316-48-0x000001C44CC30000-0x000001C44CC40000-memory.dmp

    Filesize

    64KB

  • memory/4316-51-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-56-0x000001C44CD20000-0x000001C44CD30000-memory.dmp

    Filesize

    64KB

  • memory/4316-55-0x000001C44CC60000-0x000001C44CC70000-memory.dmp

    Filesize

    64KB

  • memory/4316-54-0x000001C44CC50000-0x000001C44CC60000-memory.dmp

    Filesize

    64KB

  • memory/4316-62-0x000001C44CD30000-0x000001C44CD40000-memory.dmp

    Filesize

    64KB

  • memory/4316-61-0x000001C44CC80000-0x000001C44CC90000-memory.dmp

    Filesize

    64KB

  • memory/4316-67-0x000001C44CD40000-0x000001C44CD50000-memory.dmp

    Filesize

    64KB

  • memory/4316-66-0x000001C44CC90000-0x000001C44CCA0000-memory.dmp

    Filesize

    64KB

  • memory/4316-65-0x000001C44CC70000-0x000001C44CC80000-memory.dmp

    Filesize

    64KB

  • memory/4316-69-0x000001C44CCA0000-0x000001C44CCB0000-memory.dmp

    Filesize

    64KB

  • memory/4316-71-0x000001C44CD60000-0x000001C44CD70000-memory.dmp

    Filesize

    64KB

  • memory/4316-70-0x000001C44CD50000-0x000001C44CD60000-memory.dmp

    Filesize

    64KB

  • memory/4316-73-0x000001C44CCB0000-0x000001C44CCC0000-memory.dmp

    Filesize

    64KB

  • memory/4316-75-0x000001C44CD70000-0x000001C44CD80000-memory.dmp

    Filesize

    64KB

  • memory/4316-74-0x000001C44CCC0000-0x000001C44CCD0000-memory.dmp

    Filesize

    64KB

  • memory/4316-83-0x000001C44CDA0000-0x000001C44CDB0000-memory.dmp

    Filesize

    64KB

  • memory/4316-81-0x000001C44CD90000-0x000001C44CDA0000-memory.dmp

    Filesize

    64KB

  • memory/4316-80-0x000001C44CD80000-0x000001C44CD90000-memory.dmp

    Filesize

    64KB

  • memory/4316-87-0x000001C44CDC0000-0x000001C44CDD0000-memory.dmp

    Filesize

    64KB

  • memory/4316-86-0x000001C44CDB0000-0x000001C44CDC0000-memory.dmp

    Filesize

    64KB

  • memory/4316-85-0x000001C44CCE0000-0x000001C44CCF0000-memory.dmp

    Filesize

    64KB

  • memory/4316-79-0x000001C44CCD0000-0x000001C44CCE0000-memory.dmp

    Filesize

    64KB

  • memory/4316-91-0x000001C44CCF0000-0x000001C44CD00000-memory.dmp

    Filesize

    64KB

  • memory/4316-92-0x000001C44CDD0000-0x000001C44CDE0000-memory.dmp

    Filesize

    64KB

  • memory/4316-94-0x000001C44CD00000-0x000001C44CD10000-memory.dmp

    Filesize

    64KB

  • memory/4316-95-0x000001C44CDE0000-0x000001C44CDF0000-memory.dmp

    Filesize

    64KB

  • memory/4316-96-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-100-0x000001C44CD10000-0x000001C44CD20000-memory.dmp

    Filesize

    64KB

  • memory/4316-29-0x000001C44CC90000-0x000001C44CCA0000-memory.dmp

    Filesize

    64KB

  • memory/4316-105-0x000001C44CD20000-0x000001C44CD30000-memory.dmp

    Filesize

    64KB

  • memory/4316-110-0x000001C44CE20000-0x000001C44CE30000-memory.dmp

    Filesize

    64KB

  • memory/4316-120-0x000001C44CE50000-0x000001C44CE60000-memory.dmp

    Filesize

    64KB

  • memory/4316-107-0x000001C44CE00000-0x000001C44CE10000-memory.dmp

    Filesize

    64KB

  • memory/4316-137-0x000001C44CDC0000-0x000001C44CDD0000-memory.dmp

    Filesize

    64KB

  • memory/4316-28-0x000001C44CC70000-0x000001C44CC80000-memory.dmp

    Filesize

    64KB

  • memory/4316-108-0x000001C44CE10000-0x000001C44CE20000-memory.dmp

    Filesize

    64KB

  • memory/4316-119-0x000001C44CD60000-0x000001C44CD70000-memory.dmp

    Filesize

    64KB

  • memory/4316-118-0x000001C44CD50000-0x000001C44CD60000-memory.dmp

    Filesize

    64KB

  • memory/4316-117-0x000001C44CE60000-0x000001C44CE70000-memory.dmp

    Filesize

    64KB

  • memory/4316-116-0x000001C44CE40000-0x000001C44CE50000-memory.dmp

    Filesize

    64KB

  • memory/4316-123-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-113-0x000001C44CD40000-0x000001C44CD50000-memory.dmp

    Filesize

    64KB

  • memory/4316-127-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-129-0x000001C44CE70000-0x000001C44CE80000-memory.dmp

    Filesize

    64KB

  • memory/4316-128-0x000001C44CD70000-0x000001C44CD80000-memory.dmp

    Filesize

    64KB

  • memory/4316-133-0x000001C44CD90000-0x000001C44CDA0000-memory.dmp

    Filesize

    64KB

  • memory/4316-135-0x000001C44CE80000-0x000001C44CE90000-memory.dmp

    Filesize

    64KB

  • memory/4316-134-0x000001C44CDA0000-0x000001C44CDB0000-memory.dmp

    Filesize

    64KB

  • memory/4316-132-0x000001C44CD80000-0x000001C44CD90000-memory.dmp

    Filesize

    64KB

  • memory/4316-109-0x000001C44CD30000-0x000001C44CD40000-memory.dmp

    Filesize

    64KB

  • memory/4316-138-0x000001C44CE90000-0x000001C44CEA0000-memory.dmp

    Filesize

    64KB

  • memory/4316-136-0x000001C44CDB0000-0x000001C44CDC0000-memory.dmp

    Filesize

    64KB

  • memory/4316-142-0x000001C44CEA0000-0x000001C44CEB0000-memory.dmp

    Filesize

    64KB

  • memory/4316-141-0x000001C44CDF0000-0x000001C44CE00000-memory.dmp

    Filesize

    64KB

  • memory/4316-140-0x000001C44CDD0000-0x000001C44CDE0000-memory.dmp

    Filesize

    64KB

  • memory/4316-145-0x000001C44CEB0000-0x000001C44CEC0000-memory.dmp

    Filesize

    64KB

  • memory/4316-144-0x000001C44CDE0000-0x000001C44CDF0000-memory.dmp

    Filesize

    64KB

  • memory/4316-147-0x000001C44CEC0000-0x000001C44CED0000-memory.dmp

    Filesize

    64KB

  • memory/4316-151-0x000001C44CED0000-0x000001C44CEE0000-memory.dmp

    Filesize

    64KB

  • memory/4316-150-0x000001C44CE10000-0x000001C44CE20000-memory.dmp

    Filesize

    64KB

  • memory/4316-149-0x000001C44CE00000-0x000001C44CE10000-memory.dmp

    Filesize

    64KB

  • memory/4316-153-0x000001C44CE20000-0x000001C44CE30000-memory.dmp

    Filesize

    64KB

  • memory/4316-154-0x000001C44CEE0000-0x000001C44CEF0000-memory.dmp

    Filesize

    64KB

  • memory/4316-156-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-162-0x000001C44CE30000-0x000001C44CE40000-memory.dmp

    Filesize

    64KB

  • memory/4316-165-0x000001C44CEF0000-0x000001C44CF00000-memory.dmp

    Filesize

    64KB

  • memory/4316-164-0x000001C44CE60000-0x000001C44CE70000-memory.dmp

    Filesize

    64KB

  • memory/4316-163-0x000001C44CE40000-0x000001C44CE50000-memory.dmp

    Filesize

    64KB

  • memory/4316-170-0x000001C44CF00000-0x000001C44CF10000-memory.dmp

    Filesize

    64KB

  • memory/4316-169-0x000001C44CE50000-0x000001C44CE60000-memory.dmp

    Filesize

    64KB

  • memory/4316-173-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-174-0x000001C44CE70000-0x000001C44CE80000-memory.dmp

    Filesize

    64KB

  • memory/4316-175-0x000001C44CF10000-0x000001C44CF20000-memory.dmp

    Filesize

    64KB

  • memory/4316-178-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-179-0x000001C44CE80000-0x000001C44CE90000-memory.dmp

    Filesize

    64KB

  • memory/4316-182-0x000001C44CE90000-0x000001C44CEA0000-memory.dmp

    Filesize

    64KB

  • memory/4316-183-0x000001C44CF20000-0x000001C44CF30000-memory.dmp

    Filesize

    64KB

  • memory/4316-22-0x000001C44CC50000-0x000001C44CC60000-memory.dmp

    Filesize

    64KB

  • memory/4316-18-0x000001C44CC30000-0x000001C44CC40000-memory.dmp

    Filesize

    64KB

  • memory/4316-19-0x000001C44CC40000-0x000001C44CC50000-memory.dmp

    Filesize

    64KB

  • memory/4316-15-0x000001C44CC10000-0x000001C44CC20000-memory.dmp

    Filesize

    64KB

  • memory/4316-16-0x000001C44CC20000-0x000001C44CC30000-memory.dmp

    Filesize

    64KB

  • memory/4316-2-0x000001C44C9A0000-0x000001C44CC10000-memory.dmp

    Filesize

    2.4MB

  • memory/4316-184-0x000001C44C980000-0x000001C44C981000-memory.dmp

    Filesize

    4KB

  • memory/4316-187-0x000001C44CC20000-0x000001C44CC30000-memory.dmp

    Filesize

    64KB

  • memory/4316-186-0x000001C44CC10000-0x000001C44CC20000-memory.dmp

    Filesize

    64KB

  • memory/4316-185-0x000001C44CC70000-0x000001C44CC80000-memory.dmp

    Filesize

    64KB