Analysis

  • max time kernel
    131s
  • 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 08:14

General

  • Target

    0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.jar

  • Size

    481KB

  • MD5

    6e9639cd58ea60ae5b39ad82e1c098a6

  • SHA1

    f45c83af51e4051f411396fff73bd9c649fc38de

  • SHA256

    0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d

  • SHA512

    7457aef1601c700f2f6cfa46e092a1cd9f7af2af9919ca488ca2a9d3df0d8f5a1fe071fee558a77dc537834fcb6c0fad82667e466336b3a7f4c36ce52b0ec6a4

  • SSDEEP

    12288:6vlXyKeQSPEVjuJpWFLRb5hOeCr8q1bZqMkKcZ:6tXylSmpgty9qMm

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\0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:540
    • 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:4632
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4560
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.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\0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.jar"
          4⤵
          • Creates scheduled task(s)
          PID:4812
      • 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\0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.jar"
        3⤵
        • Loads dropped DLL
        PID:1104
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4088,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=1428 /prefetch:8
    1⤵
      PID:4180

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      46B

      MD5

      a2c05caadce54cae5125700ec67badf3

      SHA1

      c04c318b7e2c10403e57bc411d50c9573366f5cb

      SHA256

      f81523303752a60441c7b0694ee45b72eb627885d880583812b35e3a673e376c

      SHA512

      4a22b1fc40142195ecafe8744b1b6878c0c72bf34cb2f55fa562529d514fe2bec709b84cacabd46434c4870cc6683e27b3f99859480266a776760d8fc1c8fb5f

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

      Filesize

      46B

      MD5

      74a07dd0c3be00589c7189dc5d81867a

      SHA1

      95a5431ee985f04ae080fe02c79bb1bceb72bbf1

      SHA256

      9426e85fb1917fc7d516616323a1a6f49621f930d42c6735da022a69dfe19e61

      SHA512

      b8b5fefbf5517e0884941a191b54b6eb083cda70fd6429402350db637f41a55c2fec918ee53073332efb0a8b0ffd26cc9aa927a3e5e69363b2c9d19047225cc6

    • C:\Users\Admin\0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d.jar

      Filesize

      481KB

      MD5

      6e9639cd58ea60ae5b39ad82e1c098a6

      SHA1

      f45c83af51e4051f411396fff73bd9c649fc38de

      SHA256

      0ce4bc04ab2948c0aad1fbd8722443c0001701cb2bfe817758178462e796703d

      SHA512

      7457aef1601c700f2f6cfa46e092a1cd9f7af2af9919ca488ca2a9d3df0d8f5a1fe071fee558a77dc537834fcb6c0fad82667e466336b3a7f4c36ce52b0ec6a4

    • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna3460715702263118012.dll

      Filesize

      241KB

      MD5

      e02979ecd43bcc9061eb2b494ab5af50

      SHA1

      3122ac0e751660f646c73b10c4f79685aa65c545

      SHA256

      a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

      SHA512

      1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1181767204-2009306918-3718769404-1000\83aa4cc77f591dfc2374580bbd95f6ba_d2547453-e731-4fdf-8f92-95f955a44aca

      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/540-110-0x00000212A60D0000-0x00000212A60E0000-memory.dmp

      Filesize

      64KB

    • memory/540-180-0x00000212A5ED0000-0x00000212A5EE0000-memory.dmp

      Filesize

      64KB

    • memory/540-22-0x00000212A5F00000-0x00000212A5F10000-memory.dmp

      Filesize

      64KB

    • memory/540-25-0x00000212A5F20000-0x00000212A5F30000-memory.dmp

      Filesize

      64KB

    • memory/540-29-0x00000212A5F40000-0x00000212A5F50000-memory.dmp

      Filesize

      64KB

    • memory/540-28-0x00000212A5F30000-0x00000212A5F40000-memory.dmp

      Filesize

      64KB

    • memory/540-35-0x00000212A5F70000-0x00000212A5F80000-memory.dmp

      Filesize

      64KB

    • memory/540-34-0x00000212A5F60000-0x00000212A5F70000-memory.dmp

      Filesize

      64KB

    • memory/540-33-0x00000212A5F50000-0x00000212A5F60000-memory.dmp

      Filesize

      64KB

    • memory/540-40-0x00000212A5F90000-0x00000212A5FA0000-memory.dmp

      Filesize

      64KB

    • memory/540-39-0x00000212A5F80000-0x00000212A5F90000-memory.dmp

      Filesize

      64KB

    • memory/540-38-0x00000212A5C50000-0x00000212A5EC0000-memory.dmp

      Filesize

      2.4MB

    • memory/540-42-0x00000212A5FA0000-0x00000212A5FB0000-memory.dmp

      Filesize

      64KB

    • memory/540-44-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-46-0x00000212A5FB0000-0x00000212A5FC0000-memory.dmp

      Filesize

      64KB

    • memory/540-45-0x00000212A5EC0000-0x00000212A5ED0000-memory.dmp

      Filesize

      64KB

    • memory/540-55-0x00000212A5FD0000-0x00000212A5FE0000-memory.dmp

      Filesize

      64KB

    • memory/540-54-0x00000212A5FC0000-0x00000212A5FD0000-memory.dmp

      Filesize

      64KB

    • memory/540-53-0x00000212A5ED0000-0x00000212A5EE0000-memory.dmp

      Filesize

      64KB

    • memory/540-57-0x00000212A5EE0000-0x00000212A5EF0000-memory.dmp

      Filesize

      64KB

    • memory/540-59-0x00000212A5FE0000-0x00000212A5FF0000-memory.dmp

      Filesize

      64KB

    • memory/540-58-0x00000212A5EF0000-0x00000212A5F00000-memory.dmp

      Filesize

      64KB

    • memory/540-62-0x00000212A5F00000-0x00000212A5F10000-memory.dmp

      Filesize

      64KB

    • memory/540-64-0x00000212A5FF0000-0x00000212A6000000-memory.dmp

      Filesize

      64KB

    • memory/540-67-0x00000212A6000000-0x00000212A6010000-memory.dmp

      Filesize

      64KB

    • memory/540-66-0x00000212A5F20000-0x00000212A5F30000-memory.dmp

      Filesize

      64KB

    • memory/540-63-0x00000212A5F10000-0x00000212A5F20000-memory.dmp

      Filesize

      64KB

    • memory/540-70-0x00000212A6010000-0x00000212A6020000-memory.dmp

      Filesize

      64KB

    • memory/540-75-0x00000212A5F60000-0x00000212A5F70000-memory.dmp

      Filesize

      64KB

    • memory/540-76-0x00000212A6020000-0x00000212A6030000-memory.dmp

      Filesize

      64KB

    • memory/540-82-0x00000212A6050000-0x00000212A6060000-memory.dmp

      Filesize

      64KB

    • memory/540-83-0x00000212A6060000-0x00000212A6070000-memory.dmp

      Filesize

      64KB

    • memory/540-81-0x00000212A6040000-0x00000212A6050000-memory.dmp

      Filesize

      64KB

    • memory/540-80-0x00000212A5F70000-0x00000212A5F80000-memory.dmp

      Filesize

      64KB

    • memory/540-77-0x00000212A6030000-0x00000212A6040000-memory.dmp

      Filesize

      64KB

    • memory/540-74-0x00000212A5F50000-0x00000212A5F60000-memory.dmp

      Filesize

      64KB

    • memory/540-69-0x00000212A5F40000-0x00000212A5F50000-memory.dmp

      Filesize

      64KB

    • memory/540-68-0x00000212A5F30000-0x00000212A5F40000-memory.dmp

      Filesize

      64KB

    • memory/540-88-0x00000212A6070000-0x00000212A6080000-memory.dmp

      Filesize

      64KB

    • memory/540-87-0x00000212A5F90000-0x00000212A5FA0000-memory.dmp

      Filesize

      64KB

    • memory/540-86-0x00000212A5F80000-0x00000212A5F90000-memory.dmp

      Filesize

      64KB

    • memory/540-92-0x00000212A5FA0000-0x00000212A5FB0000-memory.dmp

      Filesize

      64KB

    • memory/540-93-0x00000212A6080000-0x00000212A6090000-memory.dmp

      Filesize

      64KB

    • memory/540-91-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-97-0x00000212A5FB0000-0x00000212A5FC0000-memory.dmp

      Filesize

      64KB

    • memory/540-106-0x00000212A5FD0000-0x00000212A5FE0000-memory.dmp

      Filesize

      64KB

    • memory/540-111-0x00000212A60E0000-0x00000212A60F0000-memory.dmp

      Filesize

      64KB

    • memory/540-108-0x00000212A60B0000-0x00000212A60C0000-memory.dmp

      Filesize

      64KB

    • memory/540-115-0x00000212A6100000-0x00000212A6110000-memory.dmp

      Filesize

      64KB

    • memory/540-114-0x00000212A60F0000-0x00000212A6100000-memory.dmp

      Filesize

      64KB

    • memory/540-113-0x00000212A5FE0000-0x00000212A5FF0000-memory.dmp

      Filesize

      64KB

    • memory/540-109-0x00000212A60C0000-0x00000212A60D0000-memory.dmp

      Filesize

      64KB

    • memory/540-18-0x00000212A5EE0000-0x00000212A5EF0000-memory.dmp

      Filesize

      64KB

    • memory/540-23-0x00000212A5F10000-0x00000212A5F20000-memory.dmp

      Filesize

      64KB

    • memory/540-185-0x00000212A5F20000-0x00000212A5F30000-memory.dmp

      Filesize

      64KB

    • memory/540-105-0x00000212A5FC0000-0x00000212A5FD0000-memory.dmp

      Filesize

      64KB

    • memory/540-99-0x00000212A6090000-0x00000212A60A0000-memory.dmp

      Filesize

      64KB

    • memory/540-122-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-124-0x00000212A6110000-0x00000212A6120000-memory.dmp

      Filesize

      64KB

    • memory/540-123-0x00000212A5FF0000-0x00000212A6000000-memory.dmp

      Filesize

      64KB

    • memory/540-126-0x00000212A6000000-0x00000212A6010000-memory.dmp

      Filesize

      64KB

    • memory/540-127-0x00000212A6120000-0x00000212A6130000-memory.dmp

      Filesize

      64KB

    • memory/540-130-0x00000212A6130000-0x00000212A6140000-memory.dmp

      Filesize

      64KB

    • memory/540-129-0x00000212A6010000-0x00000212A6020000-memory.dmp

      Filesize

      64KB

    • memory/540-134-0x00000212A6140000-0x00000212A6150000-memory.dmp

      Filesize

      64KB

    • memory/540-133-0x00000212A6030000-0x00000212A6040000-memory.dmp

      Filesize

      64KB

    • memory/540-132-0x00000212A6020000-0x00000212A6030000-memory.dmp

      Filesize

      64KB

    • memory/540-140-0x00000212A6150000-0x00000212A6160000-memory.dmp

      Filesize

      64KB

    • memory/540-139-0x00000212A6060000-0x00000212A6070000-memory.dmp

      Filesize

      64KB

    • memory/540-138-0x00000212A6050000-0x00000212A6060000-memory.dmp

      Filesize

      64KB

    • memory/540-137-0x00000212A6040000-0x00000212A6050000-memory.dmp

      Filesize

      64KB

    • memory/540-142-0x00000212A6070000-0x00000212A6080000-memory.dmp

      Filesize

      64KB

    • memory/540-145-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-144-0x00000212A6170000-0x00000212A6180000-memory.dmp

      Filesize

      64KB

    • memory/540-143-0x00000212A6160000-0x00000212A6170000-memory.dmp

      Filesize

      64KB

    • memory/540-155-0x00000212A6090000-0x00000212A60A0000-memory.dmp

      Filesize

      64KB

    • memory/540-154-0x00000212A6190000-0x00000212A61A0000-memory.dmp

      Filesize

      64KB

    • memory/540-153-0x00000212A6180000-0x00000212A6190000-memory.dmp

      Filesize

      64KB

    • memory/540-152-0x00000212A6080000-0x00000212A6090000-memory.dmp

      Filesize

      64KB

    • memory/540-160-0x00000212A60B0000-0x00000212A60C0000-memory.dmp

      Filesize

      64KB

    • memory/540-159-0x00000212A60A0000-0x00000212A60B0000-memory.dmp

      Filesize

      64KB

    • memory/540-163-0x00000212A60E0000-0x00000212A60F0000-memory.dmp

      Filesize

      64KB

    • memory/540-162-0x00000212A60D0000-0x00000212A60E0000-memory.dmp

      Filesize

      64KB

    • memory/540-161-0x00000212A60C0000-0x00000212A60D0000-memory.dmp

      Filesize

      64KB

    • memory/540-164-0x00000212A61A0000-0x00000212A61B0000-memory.dmp

      Filesize

      64KB

    • memory/540-169-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-171-0x00000212A60F0000-0x00000212A6100000-memory.dmp

      Filesize

      64KB

    • memory/540-172-0x00000212A6100000-0x00000212A6110000-memory.dmp

      Filesize

      64KB

    • memory/540-176-0x00000212A61B0000-0x00000212A61C0000-memory.dmp

      Filesize

      64KB

    • memory/540-175-0x00000212A6110000-0x00000212A6120000-memory.dmp

      Filesize

      64KB

    • memory/540-177-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-179-0x00000212A5EC0000-0x00000212A5ED0000-memory.dmp

      Filesize

      64KB

    • memory/540-178-0x00000212A5F70000-0x00000212A5F80000-memory.dmp

      Filesize

      64KB

    • memory/540-107-0x00000212A60A0000-0x00000212A60B0000-memory.dmp

      Filesize

      64KB

    • memory/540-184-0x00000212A5F10000-0x00000212A5F20000-memory.dmp

      Filesize

      64KB

    • memory/540-19-0x00000212A5EF0000-0x00000212A5F00000-memory.dmp

      Filesize

      64KB

    • memory/540-183-0x00000212A5F00000-0x00000212A5F10000-memory.dmp

      Filesize

      64KB

    • memory/540-182-0x00000212A5EF0000-0x00000212A5F00000-memory.dmp

      Filesize

      64KB

    • memory/540-181-0x00000212A5EE0000-0x00000212A5EF0000-memory.dmp

      Filesize

      64KB

    • memory/540-118-0x00000212A43D0000-0x00000212A43D1000-memory.dmp

      Filesize

      4KB

    • memory/540-2-0x00000212A5C50000-0x00000212A5EC0000-memory.dmp

      Filesize

      2.4MB

    • memory/540-16-0x00000212A5ED0000-0x00000212A5EE0000-memory.dmp

      Filesize

      64KB

    • memory/540-13-0x00000212A5EC0000-0x00000212A5ED0000-memory.dmp

      Filesize

      64KB

    • memory/1104-359-0x000001F00DF50000-0x000001F00DF51000-memory.dmp

      Filesize

      4KB

    • memory/4560-273-0x0000020CD5C90000-0x0000020CD5C91000-memory.dmp

      Filesize

      4KB