Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2024 01:28

General

  • Target

    3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar

  • Size

    400KB

  • MD5

    0b6fbf92570074872a27c7c770e0df63

  • SHA1

    8e59ba98c196cd3c490ceffbadb3bacf5380d3fe

  • SHA256

    3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937

  • SHA512

    bae3b3ceef3d16386ef829d206cd94dd7c2e690d078720bbb5f1c57809569b2f6dd953764c1b8219558bfe7ae5df763fc4ccf7c789d90f562af545c03838f38f

  • SSDEEP

    12288:ujJmHTO5wfXjD5cnv7n3J3ijc3tP9iNSj:utiTO5OiL5fP9Q+

Malware Config

Signatures

  • STRRAT

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

  • 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\3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2916
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1548
      • 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\3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar"
        3⤵
        • Loads dropped DLL
        PID:3592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46B

    MD5

    6c49fd4699660f95f4ca7622116cd141

    SHA1

    545690c6b27be620c6ea3bfbf8887a10ea39b38d

    SHA256

    d1c80821dc199c7f3fcdf14e398a56fd4f3fe7ef38862a69287f8772e9df0883

    SHA512

    25d641c496fafcc6c1e37617dbf59a506b3f65c47c97bd1c46356c488e4f98a2360f3faa6bbc31e445256f94c58821649d72570732929d387038479ac5943f97

  • C:\Users\Admin\3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937.jar

    Filesize

    400KB

    MD5

    0b6fbf92570074872a27c7c770e0df63

    SHA1

    8e59ba98c196cd3c490ceffbadb3bacf5380d3fe

    SHA256

    3546d4fa8249cfe559f61262d4914a3808ac7d9239d97ac91d57ef86c858b937

    SHA512

    bae3b3ceef3d16386ef829d206cd94dd7c2e690d078720bbb5f1c57809569b2f6dd953764c1b8219558bfe7ae5df763fc4ccf7c789d90f562af545c03838f38f

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna3392732570257925378.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-47134698-4092160662-1261813102-1000\83aa4cc77f591dfc2374580bbd95f6ba_58a5be6a-fbdc-4fe6-8f93-5aa44c9d3351

    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/1700-230-0x00000211E7900000-0x00000211E7901000-memory.dmp

    Filesize

    4KB

  • memory/2528-109-0x000001B9C55A0000-0x000001B9C55B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-180-0x000001B9C5430000-0x000001B9C5440000-memory.dmp

    Filesize

    64KB

  • memory/2528-23-0x000001B9C53E0000-0x000001B9C53F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-28-0x000001B9C5400000-0x000001B9C5410000-memory.dmp

    Filesize

    64KB

  • memory/2528-29-0x000001B9C5410000-0x000001B9C5420000-memory.dmp

    Filesize

    64KB

  • memory/2528-27-0x000001B9C53F0000-0x000001B9C5400000-memory.dmp

    Filesize

    64KB

  • memory/2528-35-0x000001B9C5430000-0x000001B9C5440000-memory.dmp

    Filesize

    64KB

  • memory/2528-34-0x000001B9C5120000-0x000001B9C5390000-memory.dmp

    Filesize

    2.4MB

  • memory/2528-32-0x000001B9C5420000-0x000001B9C5430000-memory.dmp

    Filesize

    64KB

  • memory/2528-40-0x000001B9C5460000-0x000001B9C5470000-memory.dmp

    Filesize

    64KB

  • memory/2528-39-0x000001B9C5450000-0x000001B9C5460000-memory.dmp

    Filesize

    64KB

  • memory/2528-38-0x000001B9C5440000-0x000001B9C5450000-memory.dmp

    Filesize

    64KB

  • memory/2528-43-0x000001B9C5390000-0x000001B9C53A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-45-0x000001B9C5480000-0x000001B9C5490000-memory.dmp

    Filesize

    64KB

  • memory/2528-44-0x000001B9C5470000-0x000001B9C5480000-memory.dmp

    Filesize

    64KB

  • memory/2528-53-0x000001B9C5490000-0x000001B9C54A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-114-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-59-0x000001B9C54B0000-0x000001B9C54C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-58-0x000001B9C53C0000-0x000001B9C53D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-54-0x000001B9C54A0000-0x000001B9C54B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-52-0x000001B9C53A0000-0x000001B9C53B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-62-0x000001B9C54C0000-0x000001B9C54D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-61-0x000001B9C53D0000-0x000001B9C53E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-60-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-68-0x000001B9C54D0000-0x000001B9C54E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-74-0x000001B9C5410000-0x000001B9C5420000-memory.dmp

    Filesize

    64KB

  • memory/2528-117-0x000001B9C55B0000-0x000001B9C55C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-77-0x000001B9C5510000-0x000001B9C5520000-memory.dmp

    Filesize

    64KB

  • memory/2528-76-0x000001B9C5420000-0x000001B9C5430000-memory.dmp

    Filesize

    64KB

  • memory/2528-72-0x000001B9C53F0000-0x000001B9C5400000-memory.dmp

    Filesize

    64KB

  • memory/2528-71-0x000001B9C5500000-0x000001B9C5510000-memory.dmp

    Filesize

    64KB

  • memory/2528-70-0x000001B9C54F0000-0x000001B9C5500000-memory.dmp

    Filesize

    64KB

  • memory/2528-69-0x000001B9C54E0000-0x000001B9C54F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-67-0x000001B9C53E0000-0x000001B9C53F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-82-0x000001B9C5520000-0x000001B9C5530000-memory.dmp

    Filesize

    64KB

  • memory/2528-81-0x000001B9C5430000-0x000001B9C5440000-memory.dmp

    Filesize

    64KB

  • memory/2528-86-0x000001B9C5450000-0x000001B9C5460000-memory.dmp

    Filesize

    64KB

  • memory/2528-88-0x000001B9C5530000-0x000001B9C5540000-memory.dmp

    Filesize

    64KB

  • memory/2528-87-0x000001B9C5460000-0x000001B9C5470000-memory.dmp

    Filesize

    64KB

  • memory/2528-85-0x000001B9C5440000-0x000001B9C5450000-memory.dmp

    Filesize

    64KB

  • memory/2528-92-0x000001B9C5470000-0x000001B9C5480000-memory.dmp

    Filesize

    64KB

  • memory/2528-94-0x000001B9C5540000-0x000001B9C5550000-memory.dmp

    Filesize

    64KB

  • memory/2528-93-0x000001B9C5480000-0x000001B9C5490000-memory.dmp

    Filesize

    64KB

  • memory/2528-101-0x000001B9C5570000-0x000001B9C5580000-memory.dmp

    Filesize

    64KB

  • memory/2528-100-0x000001B9C5560000-0x000001B9C5570000-memory.dmp

    Filesize

    64KB

  • memory/2528-99-0x000001B9C5550000-0x000001B9C5560000-memory.dmp

    Filesize

    64KB

  • memory/2528-98-0x000001B9C5490000-0x000001B9C54A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-106-0x000001B9C5580000-0x000001B9C5590000-memory.dmp

    Filesize

    64KB

  • memory/2528-19-0x000001B9C53C0000-0x000001B9C53D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-108-0x000001B9C54B0000-0x000001B9C54C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-107-0x000001B9C5590000-0x000001B9C55A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-105-0x000001B9C54A0000-0x000001B9C54B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-55-0x000001B9C53B0000-0x000001B9C53C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-21-0x000001B9C53D0000-0x000001B9C53E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-73-0x000001B9C5400000-0x000001B9C5410000-memory.dmp

    Filesize

    64KB

  • memory/2528-119-0x000001B9C54D0000-0x000001B9C54E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-123-0x000001B9C55C0000-0x000001B9C55D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-122-0x000001B9C5500000-0x000001B9C5510000-memory.dmp

    Filesize

    64KB

  • memory/2528-121-0x000001B9C54F0000-0x000001B9C5500000-memory.dmp

    Filesize

    64KB

  • memory/2528-120-0x000001B9C54E0000-0x000001B9C54F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-126-0x000001B9C55D0000-0x000001B9C55E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-128-0x000001B9C55E0000-0x000001B9C55F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-127-0x000001B9C5510000-0x000001B9C5520000-memory.dmp

    Filesize

    64KB

  • memory/2528-131-0x000001B9C5520000-0x000001B9C5530000-memory.dmp

    Filesize

    64KB

  • memory/2528-132-0x000001B9C55F0000-0x000001B9C5600000-memory.dmp

    Filesize

    64KB

  • memory/2528-133-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-135-0x000001B9C5530000-0x000001B9C5540000-memory.dmp

    Filesize

    64KB

  • memory/2528-136-0x000001B9C5600000-0x000001B9C5610000-memory.dmp

    Filesize

    64KB

  • memory/2528-138-0x000001B9C5540000-0x000001B9C5550000-memory.dmp

    Filesize

    64KB

  • memory/2528-139-0x000001B9C5610000-0x000001B9C5620000-memory.dmp

    Filesize

    64KB

  • memory/2528-141-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-145-0x000001B9C5550000-0x000001B9C5560000-memory.dmp

    Filesize

    64KB

  • memory/2528-146-0x000001B9C5560000-0x000001B9C5570000-memory.dmp

    Filesize

    64KB

  • memory/2528-149-0x000001B9C5620000-0x000001B9C5630000-memory.dmp

    Filesize

    64KB

  • memory/2528-148-0x000001B9C5590000-0x000001B9C55A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-147-0x000001B9C5570000-0x000001B9C5580000-memory.dmp

    Filesize

    64KB

  • memory/2528-151-0x000001B9C5580000-0x000001B9C5590000-memory.dmp

    Filesize

    64KB

  • memory/2528-152-0x000001B9C5630000-0x000001B9C5640000-memory.dmp

    Filesize

    64KB

  • memory/2528-153-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-156-0x000001B9C55A0000-0x000001B9C55B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-157-0x000001B9C5640000-0x000001B9C5650000-memory.dmp

    Filesize

    64KB

  • memory/2528-162-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-163-0x000001B9C55B0000-0x000001B9C55C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-164-0x000001B9C55C0000-0x000001B9C55D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-165-0x000001B9C5650000-0x000001B9C5660000-memory.dmp

    Filesize

    64KB

  • memory/2528-166-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-169-0x000001B9C55D0000-0x000001B9C55E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-174-0x000001B9C55E0000-0x000001B9C55F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-175-0x000001B9C5660000-0x000001B9C5670000-memory.dmp

    Filesize

    64KB

  • memory/2528-177-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/2528-184-0x000001B9C53E0000-0x000001B9C53F0000-memory.dmp

    Filesize

    64KB

  • memory/2528-187-0x000001B9C5410000-0x000001B9C5420000-memory.dmp

    Filesize

    64KB

  • memory/2528-186-0x000001B9C5400000-0x000001B9C5410000-memory.dmp

    Filesize

    64KB

  • memory/2528-185-0x000001B9C53F0000-0x000001B9C5400000-memory.dmp

    Filesize

    64KB

  • memory/2528-183-0x000001B9C53D0000-0x000001B9C53E0000-memory.dmp

    Filesize

    64KB

  • memory/2528-18-0x000001B9C53B0000-0x000001B9C53C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-15-0x000001B9C53A0000-0x000001B9C53B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-14-0x000001B9C5390000-0x000001B9C53A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-182-0x000001B9C53C0000-0x000001B9C53D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-181-0x000001B9C53B0000-0x000001B9C53C0000-memory.dmp

    Filesize

    64KB

  • memory/2528-116-0x000001B9C54C0000-0x000001B9C54D0000-memory.dmp

    Filesize

    64KB

  • memory/2528-179-0x000001B9C5390000-0x000001B9C53A0000-memory.dmp

    Filesize

    64KB

  • memory/2528-178-0x000001B9C54A0000-0x000001B9C54B0000-memory.dmp

    Filesize

    64KB

  • memory/2528-2-0x000001B9C5120000-0x000001B9C5390000-memory.dmp

    Filesize

    2.4MB

  • memory/2528-11-0x000001B9C3910000-0x000001B9C3911000-memory.dmp

    Filesize

    4KB

  • memory/3592-341-0x0000024B611F0000-0x0000024B611F1000-memory.dmp

    Filesize

    4KB