Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 05:06

General

  • Target

    Telex-copy-pdf.jar

  • Size

    559KB

  • MD5

    3bef1c79ca4636a4eb92ee90367612d0

  • SHA1

    2cb346efa1cbb2a790cb31a12a3f88b0f3308cd8

  • SHA256

    9ea17585514dd3c67c40965ed9a96bddea86fcd903230ba306767cb313f7819b

  • SHA512

    174da7ac0a6b68b4751b55f46246864a0d123ae70ac7b41b77e108d30b771886dea5908b5a5291e61ed3f2a0a2b1de8e47a51891b3f0c6166f93ee17e0af6b72

  • SSDEEP

    12288:TFAfj3vraZP0fJwYfe42TAp4ZJRWJwI+B4LU71zh+cx9W:Gbv2ZMhBiWp6j1xU

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\Telex-copy-pdf.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\Telex-copy-pdf.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:904
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Telex-copy-pdf.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1648
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Telex-copy-pdf.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2672
      • 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\Telex-copy-pdf.jar"
        3⤵
        • Loads dropped DLL
        PID:1264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46B

    MD5

    dcd64b38e2612510811ce18015e000b1

    SHA1

    29b07e98f01040e789e5b61a04cbcb5916241eca

    SHA256

    b92f8cc1357374acca4a81b4053b41c93d6ffabda761568f9b60299649fb7d2a

    SHA512

    d2e47383ad3656a2e55d69f25b72a725ddd548b6aab4350ecadae5fd948d28c4c996905926cfa83ae52a9106d0bbe18c83f56e6808ae42f18d0683ca799e6db6

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna7836056163186198840.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-940901362-3608833189-1915618603-1000\83aa4cc77f591dfc2374580bbd95f6ba_f2cdb6fb-4ab8-4547-9f25-fad1f7a44351

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • C:\Users\Admin\Telex-copy-pdf.jar

    Filesize

    559KB

    MD5

    3bef1c79ca4636a4eb92ee90367612d0

    SHA1

    2cb346efa1cbb2a790cb31a12a3f88b0f3308cd8

    SHA256

    9ea17585514dd3c67c40965ed9a96bddea86fcd903230ba306767cb313f7819b

    SHA512

    174da7ac0a6b68b4751b55f46246864a0d123ae70ac7b41b77e108d30b771886dea5908b5a5291e61ed3f2a0a2b1de8e47a51891b3f0c6166f93ee17e0af6b72

  • 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/904-244-0x00000231B7B30000-0x00000231B7B31000-memory.dmp

    Filesize

    4KB

  • memory/1264-298-0x000001D14F220000-0x000001D14F221000-memory.dmp

    Filesize

    4KB

  • memory/4016-95-0x000001EAC3AA0000-0x000001EAC3AB0000-memory.dmp

    Filesize

    64KB

  • memory/4016-38-0x000001EAC39F0000-0x000001EAC3A00000-memory.dmp

    Filesize

    64KB

  • memory/4016-21-0x000001EAC3A10000-0x000001EAC3A20000-memory.dmp

    Filesize

    64KB

  • memory/4016-28-0x000001EAC3A50000-0x000001EAC3A60000-memory.dmp

    Filesize

    64KB

  • memory/4016-30-0x000001EAC3A60000-0x000001EAC3A70000-memory.dmp

    Filesize

    64KB

  • memory/4016-33-0x000001EAC3A70000-0x000001EAC3A80000-memory.dmp

    Filesize

    64KB

  • memory/4016-32-0x000001EAC3760000-0x000001EAC39D0000-memory.dmp

    Filesize

    2.4MB

  • memory/4016-111-0x000001EAC3B10000-0x000001EAC3B20000-memory.dmp

    Filesize

    64KB

  • memory/4016-37-0x000001EAC39E0000-0x000001EAC39F0000-memory.dmp

    Filesize

    64KB

  • memory/4016-36-0x000001EAC39D0000-0x000001EAC39E0000-memory.dmp

    Filesize

    64KB

  • memory/4016-35-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-39-0x000001EAC3A80000-0x000001EAC3A90000-memory.dmp

    Filesize

    64KB

  • memory/4016-47-0x000001EAC3A90000-0x000001EAC3AA0000-memory.dmp

    Filesize

    64KB

  • memory/4016-51-0x000001EAC3A20000-0x000001EAC3A30000-memory.dmp

    Filesize

    64KB

  • memory/4016-50-0x000001EAC3AA0000-0x000001EAC3AB0000-memory.dmp

    Filesize

    64KB

  • memory/4016-49-0x000001EAC3A00000-0x000001EAC3A10000-memory.dmp

    Filesize

    64KB

  • memory/4016-48-0x000001EAC3AB0000-0x000001EAC3AC0000-memory.dmp

    Filesize

    64KB

  • memory/4016-68-0x000001EAC3A40000-0x000001EAC3A50000-memory.dmp

    Filesize

    64KB

  • memory/4016-67-0x000001EAC3A30000-0x000001EAC3A40000-memory.dmp

    Filesize

    64KB

  • memory/4016-66-0x000001EAC3B20000-0x000001EAC3B30000-memory.dmp

    Filesize

    64KB

  • memory/4016-65-0x000001EAC3B10000-0x000001EAC3B20000-memory.dmp

    Filesize

    64KB

  • memory/4016-64-0x000001EAC3B00000-0x000001EAC3B10000-memory.dmp

    Filesize

    64KB

  • memory/4016-63-0x000001EAC3AF0000-0x000001EAC3B00000-memory.dmp

    Filesize

    64KB

  • memory/4016-62-0x000001EAC3AE0000-0x000001EAC3AF0000-memory.dmp

    Filesize

    64KB

  • memory/4016-61-0x000001EAC3AD0000-0x000001EAC3AE0000-memory.dmp

    Filesize

    64KB

  • memory/4016-54-0x000001EAC3AC0000-0x000001EAC3AD0000-memory.dmp

    Filesize

    64KB

  • memory/4016-53-0x000001EAC3A10000-0x000001EAC3A20000-memory.dmp

    Filesize

    64KB

  • memory/4016-72-0x000001EAC3B30000-0x000001EAC3B40000-memory.dmp

    Filesize

    64KB

  • memory/4016-73-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-74-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-77-0x000001EAC3B40000-0x000001EAC3B50000-memory.dmp

    Filesize

    64KB

  • memory/4016-76-0x000001EAC3A50000-0x000001EAC3A60000-memory.dmp

    Filesize

    64KB

  • memory/4016-81-0x000001EAC3B50000-0x000001EAC3B60000-memory.dmp

    Filesize

    64KB

  • memory/4016-80-0x000001EAC3A60000-0x000001EAC3A70000-memory.dmp

    Filesize

    64KB

  • memory/4016-84-0x000001EAC3A70000-0x000001EAC3A80000-memory.dmp

    Filesize

    64KB

  • memory/4016-87-0x000001EAC3A80000-0x000001EAC3A90000-memory.dmp

    Filesize

    64KB

  • memory/4016-86-0x000001EAC3B70000-0x000001EAC3B80000-memory.dmp

    Filesize

    64KB

  • memory/4016-85-0x000001EAC3B60000-0x000001EAC3B70000-memory.dmp

    Filesize

    64KB

  • memory/4016-91-0x000001EAC3B80000-0x000001EAC3B90000-memory.dmp

    Filesize

    64KB

  • memory/4016-89-0x000001EAC3A90000-0x000001EAC3AA0000-memory.dmp

    Filesize

    64KB

  • memory/4016-90-0x000001EAC3AB0000-0x000001EAC3AC0000-memory.dmp

    Filesize

    64KB

  • memory/4016-99-0x000001EAC3AC0000-0x000001EAC3AD0000-memory.dmp

    Filesize

    64KB

  • memory/4016-98-0x000001EAC3BB0000-0x000001EAC3BC0000-memory.dmp

    Filesize

    64KB

  • memory/4016-97-0x000001EAC3BA0000-0x000001EAC3BB0000-memory.dmp

    Filesize

    64KB

  • memory/4016-96-0x000001EAC3B90000-0x000001EAC3BA0000-memory.dmp

    Filesize

    64KB

  • memory/4016-26-0x000001EAC3A40000-0x000001EAC3A50000-memory.dmp

    Filesize

    64KB

  • memory/4016-102-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-109-0x000001EAC3AF0000-0x000001EAC3B00000-memory.dmp

    Filesize

    64KB

  • memory/4016-107-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-113-0x000001EAC3BC0000-0x000001EAC3BD0000-memory.dmp

    Filesize

    64KB

  • memory/4016-132-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-22-0x000001EAC3A20000-0x000001EAC3A30000-memory.dmp

    Filesize

    64KB

  • memory/4016-110-0x000001EAC3B00000-0x000001EAC3B10000-memory.dmp

    Filesize

    64KB

  • memory/4016-108-0x000001EAC3AE0000-0x000001EAC3AF0000-memory.dmp

    Filesize

    64KB

  • memory/4016-106-0x000001EAC3AD0000-0x000001EAC3AE0000-memory.dmp

    Filesize

    64KB

  • memory/4016-118-0x000001EAC3B30000-0x000001EAC3B40000-memory.dmp

    Filesize

    64KB

  • memory/4016-117-0x000001EAC3BE0000-0x000001EAC3BF0000-memory.dmp

    Filesize

    64KB

  • memory/4016-116-0x000001EAC3BD0000-0x000001EAC3BE0000-memory.dmp

    Filesize

    64KB

  • memory/4016-121-0x000001EAC3BF0000-0x000001EAC3C00000-memory.dmp

    Filesize

    64KB

  • memory/4016-120-0x000001EAC3B40000-0x000001EAC3B50000-memory.dmp

    Filesize

    64KB

  • memory/4016-124-0x000001EAC3C00000-0x000001EAC3C10000-memory.dmp

    Filesize

    64KB

  • memory/4016-123-0x000001EAC3B50000-0x000001EAC3B60000-memory.dmp

    Filesize

    64KB

  • memory/4016-128-0x000001EAC3C10000-0x000001EAC3C20000-memory.dmp

    Filesize

    64KB

  • memory/4016-127-0x000001EAC3B70000-0x000001EAC3B80000-memory.dmp

    Filesize

    64KB

  • memory/4016-126-0x000001EAC3B60000-0x000001EAC3B70000-memory.dmp

    Filesize

    64KB

  • memory/4016-131-0x000001EAC3C20000-0x000001EAC3C30000-memory.dmp

    Filesize

    64KB

  • memory/4016-112-0x000001EAC3B20000-0x000001EAC3B30000-memory.dmp

    Filesize

    64KB

  • memory/4016-137-0x000001EAC3B80000-0x000001EAC3B90000-memory.dmp

    Filesize

    64KB

  • memory/4016-138-0x000001EAC3C30000-0x000001EAC3C40000-memory.dmp

    Filesize

    64KB

  • memory/4016-143-0x000001EAC3C40000-0x000001EAC3C50000-memory.dmp

    Filesize

    64KB

  • memory/4016-141-0x000001EAC3BA0000-0x000001EAC3BB0000-memory.dmp

    Filesize

    64KB

  • memory/4016-140-0x000001EAC3B90000-0x000001EAC3BA0000-memory.dmp

    Filesize

    64KB

  • memory/4016-142-0x000001EAC3BB0000-0x000001EAC3BC0000-memory.dmp

    Filesize

    64KB

  • memory/4016-145-0x000001EAC3C50000-0x000001EAC3C60000-memory.dmp

    Filesize

    64KB

  • memory/4016-150-0x000001EAC3C60000-0x000001EAC3C70000-memory.dmp

    Filesize

    64KB

  • memory/4016-149-0x000001EAC3BC0000-0x000001EAC3BD0000-memory.dmp

    Filesize

    64KB

  • memory/4016-153-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-157-0x000001EAC3BE0000-0x000001EAC3BF0000-memory.dmp

    Filesize

    64KB

  • memory/4016-156-0x000001EAC3BD0000-0x000001EAC3BE0000-memory.dmp

    Filesize

    64KB

  • memory/4016-159-0x000001EAC3BF0000-0x000001EAC3C00000-memory.dmp

    Filesize

    64KB

  • memory/4016-162-0x000001EAC1EC0000-0x000001EAC1EC1000-memory.dmp

    Filesize

    4KB

  • memory/4016-170-0x000001EAC3A30000-0x000001EAC3A40000-memory.dmp

    Filesize

    64KB

  • memory/4016-179-0x000001EAC3AC0000-0x000001EAC3AD0000-memory.dmp

    Filesize

    64KB

  • memory/4016-178-0x000001EAC3A20000-0x000001EAC3A30000-memory.dmp

    Filesize

    64KB

  • memory/4016-177-0x000001EAC3AB0000-0x000001EAC3AC0000-memory.dmp

    Filesize

    64KB

  • memory/4016-176-0x000001EAC3A90000-0x000001EAC3AA0000-memory.dmp

    Filesize

    64KB

  • memory/4016-175-0x000001EAC3A80000-0x000001EAC3A90000-memory.dmp

    Filesize

    64KB

  • memory/4016-174-0x000001EAC3A70000-0x000001EAC3A80000-memory.dmp

    Filesize

    64KB

  • memory/4016-173-0x000001EAC3A60000-0x000001EAC3A70000-memory.dmp

    Filesize

    64KB

  • memory/4016-172-0x000001EAC3A50000-0x000001EAC3A60000-memory.dmp

    Filesize

    64KB

  • memory/4016-171-0x000001EAC3A40000-0x000001EAC3A50000-memory.dmp

    Filesize

    64KB

  • memory/4016-169-0x000001EAC3AA0000-0x000001EAC3AB0000-memory.dmp

    Filesize

    64KB

  • memory/4016-168-0x000001EAC3A10000-0x000001EAC3A20000-memory.dmp

    Filesize

    64KB

  • memory/4016-167-0x000001EAC3A00000-0x000001EAC3A10000-memory.dmp

    Filesize

    64KB

  • memory/4016-25-0x000001EAC3A30000-0x000001EAC3A40000-memory.dmp

    Filesize

    64KB

  • memory/4016-18-0x000001EAC3A00000-0x000001EAC3A10000-memory.dmp

    Filesize

    64KB

  • memory/4016-15-0x000001EAC39E0000-0x000001EAC39F0000-memory.dmp

    Filesize

    64KB

  • memory/4016-14-0x000001EAC39D0000-0x000001EAC39E0000-memory.dmp

    Filesize

    64KB

  • memory/4016-16-0x000001EAC39F0000-0x000001EAC3A00000-memory.dmp

    Filesize

    64KB

  • memory/4016-2-0x000001EAC3760000-0x000001EAC39D0000-memory.dmp

    Filesize

    2.4MB

  • memory/4016-166-0x000001EAC39F0000-0x000001EAC3A00000-memory.dmp

    Filesize

    64KB

  • memory/4016-165-0x000001EAC39E0000-0x000001EAC39F0000-memory.dmp

    Filesize

    64KB

  • memory/4016-164-0x000001EAC39D0000-0x000001EAC39E0000-memory.dmp

    Filesize

    64KB

  • memory/4016-163-0x000001EAC3760000-0x000001EAC39D0000-memory.dmp

    Filesize

    2.4MB