Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 17:33

General

  • Target

    765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar

  • Size

    400KB

  • MD5

    44e7ed7db911ca6dbced753332096010

  • SHA1

    ad0a1f0c3f22c1a9d5761e7114b83ad7fc0b7862

  • SHA256

    765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a

  • SHA512

    44185c9a0803939f48862233030e67c3a9410408ed82b457d56c228455043cf033700ae407e11c2ce7300ee0bf3361e39692546b24471c80fadb09c5ec7cdabe

  • SSDEEP

    12288:irx+HTG58bD7Dtc3v7n35XmjcXhP9iNyG:iNaTG5Ou7pDP9Q9

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\765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3596
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3880
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3480
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3064
      • 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\765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar"
        3⤵
        • Loads dropped DLL
        PID:4928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46B

    MD5

    7717457a9a6fde7bd4460c69e1895d14

    SHA1

    330e93559e4884f83ebba0b5d1b37f02546ee8fd

    SHA256

    47c55741a9a2d21de0be42fc40be2d3cb0fc5d883ded16e7d4f06d63799bcaee

    SHA512

    a7ce0ed473aca4cdf92139f6c0ce3036ac2848ddcea8e71c59483f182a1cc1b85f2a84db80eb3db2e264ffa29b7ba27abab9b22c1fb95cd431e4d7b286df8d29

  • C:\Users\Admin\765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a.jar

    Filesize

    400KB

    MD5

    44e7ed7db911ca6dbced753332096010

    SHA1

    ad0a1f0c3f22c1a9d5761e7114b83ad7fc0b7862

    SHA256

    765fea8fa3d7b416a6d91cd207475ebf0d4f30c0683abbf808f4a588f5a21f7a

    SHA512

    44185c9a0803939f48862233030e67c3a9410408ed82b457d56c228455043cf033700ae407e11c2ce7300ee0bf3361e39692546b24471c80fadb09c5ec7cdabe

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna4752157770875628345.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2636447293-1148739154-93880854-1000\83aa4cc77f591dfc2374580bbd95f6ba_1d0c136d-d77c-4455-9382-3336e2df950b

    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/3596-99-0x000002C20E430000-0x000002C20E440000-memory.dmp

    Filesize

    64KB

  • memory/3596-33-0x000002C20E0B0000-0x000002C20E320000-memory.dmp

    Filesize

    2.4MB

  • memory/3596-21-0x000002C20E360000-0x000002C20E370000-memory.dmp

    Filesize

    64KB

  • memory/3596-23-0x000002C20E370000-0x000002C20E380000-memory.dmp

    Filesize

    64KB

  • memory/3596-25-0x000002C20E380000-0x000002C20E390000-memory.dmp

    Filesize

    64KB

  • memory/3596-29-0x000002C20E3A0000-0x000002C20E3B0000-memory.dmp

    Filesize

    64KB

  • memory/3596-28-0x000002C20E390000-0x000002C20E3A0000-memory.dmp

    Filesize

    64KB

  • memory/3596-112-0x000002C20E530000-0x000002C20E540000-memory.dmp

    Filesize

    64KB

  • memory/3596-35-0x000002C20E3C0000-0x000002C20E3D0000-memory.dmp

    Filesize

    64KB

  • memory/3596-34-0x000002C20E3B0000-0x000002C20E3C0000-memory.dmp

    Filesize

    64KB

  • memory/3596-36-0x000002C20E3D0000-0x000002C20E3E0000-memory.dmp

    Filesize

    64KB

  • memory/3596-41-0x000002C20E3F0000-0x000002C20E400000-memory.dmp

    Filesize

    64KB

  • memory/3596-40-0x000002C20E3E0000-0x000002C20E3F0000-memory.dmp

    Filesize

    64KB

  • memory/3596-39-0x000002C20E320000-0x000002C20E330000-memory.dmp

    Filesize

    64KB

  • memory/3596-44-0x000002C20E400000-0x000002C20E410000-memory.dmp

    Filesize

    64KB

  • memory/3596-43-0x000002C20E330000-0x000002C20E340000-memory.dmp

    Filesize

    64KB

  • memory/3596-48-0x000002C20E410000-0x000002C20E420000-memory.dmp

    Filesize

    64KB

  • memory/3596-51-0x000002C20E420000-0x000002C20E430000-memory.dmp

    Filesize

    64KB

  • memory/3596-50-0x000002C20E350000-0x000002C20E360000-memory.dmp

    Filesize

    64KB

  • memory/3596-47-0x000002C20E340000-0x000002C20E350000-memory.dmp

    Filesize

    64KB

  • memory/3596-58-0x000002C20E430000-0x000002C20E440000-memory.dmp

    Filesize

    64KB

  • memory/3596-61-0x000002C20E370000-0x000002C20E380000-memory.dmp

    Filesize

    64KB

  • memory/3596-63-0x000002C20E450000-0x000002C20E460000-memory.dmp

    Filesize

    64KB

  • memory/3596-66-0x000002C20E460000-0x000002C20E470000-memory.dmp

    Filesize

    64KB

  • memory/3596-65-0x000002C20E380000-0x000002C20E390000-memory.dmp

    Filesize

    64KB

  • memory/3596-62-0x000002C20E440000-0x000002C20E450000-memory.dmp

    Filesize

    64KB

  • memory/3596-57-0x000002C20E360000-0x000002C20E370000-memory.dmp

    Filesize

    64KB

  • memory/3596-71-0x000002C20E3A0000-0x000002C20E3B0000-memory.dmp

    Filesize

    64KB

  • memory/3596-73-0x000002C20E480000-0x000002C20E490000-memory.dmp

    Filesize

    64KB

  • memory/3596-76-0x000002C20E3C0000-0x000002C20E3D0000-memory.dmp

    Filesize

    64KB

  • memory/3596-77-0x000002C20E490000-0x000002C20E4A0000-memory.dmp

    Filesize

    64KB

  • memory/3596-79-0x000002C20E3D0000-0x000002C20E3E0000-memory.dmp

    Filesize

    64KB

  • memory/3596-80-0x000002C20E4A0000-0x000002C20E4B0000-memory.dmp

    Filesize

    64KB

  • memory/3596-81-0x000002C20E3E0000-0x000002C20E3F0000-memory.dmp

    Filesize

    64KB

  • memory/3596-83-0x000002C20E4B0000-0x000002C20E4C0000-memory.dmp

    Filesize

    64KB

  • memory/3596-82-0x000002C20E3F0000-0x000002C20E400000-memory.dmp

    Filesize

    64KB

  • memory/3596-75-0x000002C20E3B0000-0x000002C20E3C0000-memory.dmp

    Filesize

    64KB

  • memory/3596-72-0x000002C20E470000-0x000002C20E480000-memory.dmp

    Filesize

    64KB

  • memory/3596-70-0x000002C20E390000-0x000002C20E3A0000-memory.dmp

    Filesize

    64KB

  • memory/3596-88-0x000002C20E400000-0x000002C20E410000-memory.dmp

    Filesize

    64KB

  • memory/3596-89-0x000002C20E4C0000-0x000002C20E4D0000-memory.dmp

    Filesize

    64KB

  • memory/3596-91-0x000002C20E4D0000-0x000002C20E4E0000-memory.dmp

    Filesize

    64KB

  • memory/3596-90-0x000002C20E410000-0x000002C20E420000-memory.dmp

    Filesize

    64KB

  • memory/3596-93-0x000002C20C8A0000-0x000002C20C8A1000-memory.dmp

    Filesize

    4KB

  • memory/3596-95-0x000002C20E4E0000-0x000002C20E4F0000-memory.dmp

    Filesize

    64KB

  • memory/3596-94-0x000002C20E420000-0x000002C20E430000-memory.dmp

    Filesize

    64KB

  • memory/3596-100-0x000002C20E4F0000-0x000002C20E500000-memory.dmp

    Filesize

    64KB

  • memory/3596-19-0x000002C20E350000-0x000002C20E360000-memory.dmp

    Filesize

    64KB

  • memory/3596-119-0x000002C20E560000-0x000002C20E570000-memory.dmp

    Filesize

    64KB

  • memory/3596-107-0x000002C20E510000-0x000002C20E520000-memory.dmp

    Filesize

    64KB

  • memory/3596-134-0x000002C20E4B0000-0x000002C20E4C0000-memory.dmp

    Filesize

    64KB

  • memory/3596-18-0x000002C20E340000-0x000002C20E350000-memory.dmp

    Filesize

    64KB

  • memory/3596-104-0x000002C20E440000-0x000002C20E450000-memory.dmp

    Filesize

    64KB

  • memory/3596-118-0x000002C20E550000-0x000002C20E560000-memory.dmp

    Filesize

    64KB

  • memory/3596-117-0x000002C20E540000-0x000002C20E550000-memory.dmp

    Filesize

    64KB

  • memory/3596-116-0x000002C20E480000-0x000002C20E490000-memory.dmp

    Filesize

    64KB

  • memory/3596-115-0x000002C20E470000-0x000002C20E480000-memory.dmp

    Filesize

    64KB

  • memory/3596-111-0x000002C20E520000-0x000002C20E530000-memory.dmp

    Filesize

    64KB

  • memory/3596-110-0x000002C20E460000-0x000002C20E470000-memory.dmp

    Filesize

    64KB

  • memory/3596-105-0x000002C20E450000-0x000002C20E460000-memory.dmp

    Filesize

    64KB

  • memory/3596-125-0x000002C20C8A0000-0x000002C20C8A1000-memory.dmp

    Filesize

    4KB

  • memory/3596-124-0x000002C20C8A0000-0x000002C20C8A1000-memory.dmp

    Filesize

    4KB

  • memory/3596-128-0x000002C20E570000-0x000002C20E580000-memory.dmp

    Filesize

    64KB

  • memory/3596-127-0x000002C20E490000-0x000002C20E4A0000-memory.dmp

    Filesize

    64KB

  • memory/3596-131-0x000002C20E580000-0x000002C20E590000-memory.dmp

    Filesize

    64KB

  • memory/3596-130-0x000002C20E4A0000-0x000002C20E4B0000-memory.dmp

    Filesize

    64KB

  • memory/3596-106-0x000002C20E500000-0x000002C20E510000-memory.dmp

    Filesize

    64KB

  • memory/3596-135-0x000002C20E590000-0x000002C20E5A0000-memory.dmp

    Filesize

    64KB

  • memory/3596-137-0x000002C20E4C0000-0x000002C20E4D0000-memory.dmp

    Filesize

    64KB

  • memory/3596-138-0x000002C20E5A0000-0x000002C20E5B0000-memory.dmp

    Filesize

    64KB

  • memory/3596-140-0x000002C20E4D0000-0x000002C20E4E0000-memory.dmp

    Filesize

    64KB

  • memory/3596-141-0x000002C20E5B0000-0x000002C20E5C0000-memory.dmp

    Filesize

    64KB

  • memory/3596-144-0x000002C20E5C0000-0x000002C20E5D0000-memory.dmp

    Filesize

    64KB

  • memory/3596-143-0x000002C20E4E0000-0x000002C20E4F0000-memory.dmp

    Filesize

    64KB

  • memory/3596-146-0x000002C20E4F0000-0x000002C20E500000-memory.dmp

    Filesize

    64KB

  • memory/3596-147-0x000002C20E5D0000-0x000002C20E5E0000-memory.dmp

    Filesize

    64KB

  • memory/3596-149-0x000002C20C8A0000-0x000002C20C8A1000-memory.dmp

    Filesize

    4KB

  • memory/3596-154-0x000002C20E500000-0x000002C20E510000-memory.dmp

    Filesize

    64KB

  • memory/3596-159-0x000002C20E530000-0x000002C20E540000-memory.dmp

    Filesize

    64KB

  • memory/3596-158-0x000002C20E520000-0x000002C20E530000-memory.dmp

    Filesize

    64KB

  • memory/3596-157-0x000002C20E5F0000-0x000002C20E600000-memory.dmp

    Filesize

    64KB

  • memory/3596-156-0x000002C20E5E0000-0x000002C20E5F0000-memory.dmp

    Filesize

    64KB

  • memory/3596-155-0x000002C20E510000-0x000002C20E520000-memory.dmp

    Filesize

    64KB

  • memory/3596-166-0x000002C20E550000-0x000002C20E560000-memory.dmp

    Filesize

    64KB

  • memory/3596-168-0x000002C20E600000-0x000002C20E610000-memory.dmp

    Filesize

    64KB

  • memory/3596-167-0x000002C20E560000-0x000002C20E570000-memory.dmp

    Filesize

    64KB

  • memory/3596-165-0x000002C20E540000-0x000002C20E550000-memory.dmp

    Filesize

    64KB

  • memory/3596-169-0x000002C20C8A0000-0x000002C20C8A1000-memory.dmp

    Filesize

    4KB

  • memory/3596-173-0x000002C20E570000-0x000002C20E580000-memory.dmp

    Filesize

    64KB

  • memory/3596-176-0x000002C20E580000-0x000002C20E590000-memory.dmp

    Filesize

    64KB

  • memory/3596-177-0x000002C20E610000-0x000002C20E620000-memory.dmp

    Filesize

    64KB

  • memory/3596-182-0x000002C20E330000-0x000002C20E340000-memory.dmp

    Filesize

    64KB

  • memory/3596-181-0x000002C20E320000-0x000002C20E330000-memory.dmp

    Filesize

    64KB

  • memory/3596-15-0x000002C20E330000-0x000002C20E340000-memory.dmp

    Filesize

    64KB

  • memory/3596-180-0x000002C20E350000-0x000002C20E360000-memory.dmp

    Filesize

    64KB

  • memory/3596-183-0x000002C20E340000-0x000002C20E350000-memory.dmp

    Filesize

    64KB

  • memory/3596-186-0x000002C20E370000-0x000002C20E380000-memory.dmp

    Filesize

    64KB

  • memory/3596-185-0x000002C20E360000-0x000002C20E370000-memory.dmp

    Filesize

    64KB

  • memory/3596-184-0x000002C20E0B0000-0x000002C20E320000-memory.dmp

    Filesize

    2.4MB

  • memory/3596-2-0x000002C20E0B0000-0x000002C20E320000-memory.dmp

    Filesize

    2.4MB

  • memory/3596-14-0x000002C20E320000-0x000002C20E330000-memory.dmp

    Filesize

    64KB

  • memory/3596-11-0x000002C20C8A0000-0x000002C20C8A1000-memory.dmp

    Filesize

    4KB

  • memory/3880-236-0x000001F11A790000-0x000001F11A791000-memory.dmp

    Filesize

    4KB

  • memory/4928-345-0x0000027CA0B60000-0x0000027CA0B61000-memory.dmp

    Filesize

    4KB