Analysis

  • max time kernel
    291s
  • max time network
    300s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 13:12

General

  • Target

    091291932.jar

  • Size

    129KB

  • MD5

    cfe647211a65b5140028dc1bf20dfa84

  • SHA1

    dbdf45b544bbf75678ab4049267ad8a8930b634c

  • SHA256

    07392a03676ebaf54187f47b8eff0208ec5e24444dcd982c8c8ec5da829b8ad7

  • SHA512

    9dca9bb6dcaf1c10008fe46d5bdf7d0d921c2dceb738b514fa5ccbbf2a8f7cb3268a0304e969e63d1e059ae191e6e68021054a62b59a57719e58f6489e60f972

  • SSDEEP

    3072:f/2fvhcIBmn4A9UKqNDXIrbswLKxeBg0bYXrSSIHubW/L4J:XIvhzBmnj/q6rbsmYeBv8qiZ

Malware Config

Extracted

Family

strrat

C2

chevronciti.dns05.com:7888

chevronciti.dns05.com:7881

Attributes
  • license_id

    khonsari

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    true

Signatures

  • STRRAT

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

  • Strrat family
  • 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\091291932.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3128
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\091291932.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4448
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\091291932.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:396
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\091291932.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4312
      • 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\091291932.jar"
        3⤵
        • Loads dropped DLL
        PID:1628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46B

    MD5

    315faccc5fc5808ef4baaad5196366cd

    SHA1

    ff3893cc471ea8eff0159c4ec0209f34da69b736

    SHA256

    0dfb9e17b0c043c433b8718f44d0f86fcc1921ff7ece68ffccd033bd0d6c3e84

    SHA512

    c0aefe301b524925a34abd3ef112efb1471978f5bd7cb8a7de2637d7b9dcb87aba9b84fd07e9a6abc2e4a941baf5a41b05de50ebe56dd00d6918ee879b456881

  • C:\Users\Admin\091291932.jar

    Filesize

    129KB

    MD5

    cfe647211a65b5140028dc1bf20dfa84

    SHA1

    dbdf45b544bbf75678ab4049267ad8a8930b634c

    SHA256

    07392a03676ebaf54187f47b8eff0208ec5e24444dcd982c8c8ec5da829b8ad7

    SHA512

    9dca9bb6dcaf1c10008fe46d5bdf7d0d921c2dceb738b514fa5ccbbf2a8f7cb3268a0304e969e63d1e059ae191e6e68021054a62b59a57719e58f6489e60f972

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna2551371433550533120.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2089655958-977706906-1981639424-1000\83aa4cc77f591dfc2374580bbd95f6ba_bfc54fb9-d779-4763-84c8-34d8d411096a

    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/1628-260-0x0000020D78E20000-0x0000020D78E21000-memory.dmp

    Filesize

    4KB

  • memory/3128-104-0x000001BCA0B90000-0x000001BCA0BA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-48-0x000001BCA0AA0000-0x000001BCA0AB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-24-0x000001BCA0AD0000-0x000001BCA0AE0000-memory.dmp

    Filesize

    64KB

  • memory/3128-31-0x000001BCA0AE0000-0x000001BCA0AF0000-memory.dmp

    Filesize

    64KB

  • memory/3128-108-0x000001BCA0BA0000-0x000001BCA0BB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-36-0x000001BCA0800000-0x000001BCA0A70000-memory.dmp

    Filesize

    2.4MB

  • memory/3128-40-0x000001BCA0A70000-0x000001BCA0A80000-memory.dmp

    Filesize

    64KB

  • memory/3128-39-0x000001BCA0B20000-0x000001BCA0B30000-memory.dmp

    Filesize

    64KB

  • memory/3128-38-0x000001BCA0B10000-0x000001BCA0B20000-memory.dmp

    Filesize

    64KB

  • memory/3128-37-0x000001BCA0B00000-0x000001BCA0B10000-memory.dmp

    Filesize

    64KB

  • memory/3128-41-0x000001BC9F010000-0x000001BC9F011000-memory.dmp

    Filesize

    4KB

  • memory/3128-113-0x000001BCA0C60000-0x000001BCA0C70000-memory.dmp

    Filesize

    64KB

  • memory/3128-47-0x000001BCA0A90000-0x000001BCA0AA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-51-0x000001BCA0B50000-0x000001BCA0B60000-memory.dmp

    Filesize

    64KB

  • memory/3128-46-0x000001BCA0B40000-0x000001BCA0B50000-memory.dmp

    Filesize

    64KB

  • memory/3128-45-0x000001BCA0B30000-0x000001BCA0B40000-memory.dmp

    Filesize

    64KB

  • memory/3128-53-0x000001BCA0AB0000-0x000001BCA0AC0000-memory.dmp

    Filesize

    64KB

  • memory/3128-54-0x000001BCA0B60000-0x000001BCA0B70000-memory.dmp

    Filesize

    64KB

  • memory/3128-44-0x000001BCA0A80000-0x000001BCA0A90000-memory.dmp

    Filesize

    64KB

  • memory/3128-57-0x000001BCA0B70000-0x000001BCA0B80000-memory.dmp

    Filesize

    64KB

  • memory/3128-56-0x000001BCA0AC0000-0x000001BCA0AD0000-memory.dmp

    Filesize

    64KB

  • memory/3128-61-0x000001BCA0B80000-0x000001BCA0B90000-memory.dmp

    Filesize

    64KB

  • memory/3128-60-0x000001BCA0AD0000-0x000001BCA0AE0000-memory.dmp

    Filesize

    64KB

  • memory/3128-65-0x000001BCA0B90000-0x000001BCA0BA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-64-0x000001BCA0AE0000-0x000001BCA0AF0000-memory.dmp

    Filesize

    64KB

  • memory/3128-69-0x000001BCA0BA0000-0x000001BCA0BB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-68-0x000001BCA0AF0000-0x000001BCA0B00000-memory.dmp

    Filesize

    64KB

  • memory/3128-73-0x000001BCA0B00000-0x000001BCA0B10000-memory.dmp

    Filesize

    64KB

  • memory/3128-78-0x000001BCA0B20000-0x000001BCA0B30000-memory.dmp

    Filesize

    64KB

  • memory/3128-82-0x000001BCA0BD0000-0x000001BCA0BE0000-memory.dmp

    Filesize

    64KB

  • memory/3128-81-0x000001BCA0B40000-0x000001BCA0B50000-memory.dmp

    Filesize

    64KB

  • memory/3128-83-0x000001BCA0BE0000-0x000001BCA0BF0000-memory.dmp

    Filesize

    64KB

  • memory/3128-80-0x000001BCA0B30000-0x000001BCA0B40000-memory.dmp

    Filesize

    64KB

  • memory/3128-77-0x000001BCA0BC0000-0x000001BCA0BD0000-memory.dmp

    Filesize

    64KB

  • memory/3128-75-0x000001BCA0BB0000-0x000001BCA0BC0000-memory.dmp

    Filesize

    64KB

  • memory/3128-74-0x000001BCA0B10000-0x000001BCA0B20000-memory.dmp

    Filesize

    64KB

  • memory/3128-91-0x000001BCA0B60000-0x000001BCA0B70000-memory.dmp

    Filesize

    64KB

  • memory/3128-90-0x000001BCA0C10000-0x000001BCA0C20000-memory.dmp

    Filesize

    64KB

  • memory/3128-112-0x000001BCA0BC0000-0x000001BCA0BD0000-memory.dmp

    Filesize

    64KB

  • memory/3128-88-0x000001BCA0BF0000-0x000001BCA0C00000-memory.dmp

    Filesize

    64KB

  • memory/3128-87-0x000001BCA0B50000-0x000001BCA0B60000-memory.dmp

    Filesize

    64KB

  • memory/3128-97-0x000001BCA0B70000-0x000001BCA0B80000-memory.dmp

    Filesize

    64KB

  • memory/3128-98-0x000001BCA0C20000-0x000001BCA0C30000-memory.dmp

    Filesize

    64KB

  • memory/3128-99-0x000001BC9F010000-0x000001BC9F011000-memory.dmp

    Filesize

    4KB

  • memory/3128-101-0x000001BCA0B80000-0x000001BCA0B90000-memory.dmp

    Filesize

    64KB

  • memory/3128-102-0x000001BCA0C30000-0x000001BCA0C40000-memory.dmp

    Filesize

    64KB

  • memory/3128-22-0x000001BCA0AB0000-0x000001BCA0AC0000-memory.dmp

    Filesize

    64KB

  • memory/3128-105-0x000001BCA0C40000-0x000001BCA0C50000-memory.dmp

    Filesize

    64KB

  • memory/3128-106-0x000001BC9F010000-0x000001BC9F011000-memory.dmp

    Filesize

    4KB

  • memory/3128-109-0x000001BCA0C50000-0x000001BCA0C60000-memory.dmp

    Filesize

    64KB

  • memory/3128-32-0x000001BCA0AF0000-0x000001BCA0B00000-memory.dmp

    Filesize

    64KB

  • memory/3128-23-0x000001BCA0AC0000-0x000001BCA0AD0000-memory.dmp

    Filesize

    64KB

  • memory/3128-89-0x000001BCA0C00000-0x000001BCA0C10000-memory.dmp

    Filesize

    64KB

  • memory/3128-111-0x000001BCA0BB0000-0x000001BCA0BC0000-memory.dmp

    Filesize

    64KB

  • memory/3128-115-0x000001BCA0C70000-0x000001BCA0C80000-memory.dmp

    Filesize

    64KB

  • memory/3128-118-0x000001BCA0BD0000-0x000001BCA0BE0000-memory.dmp

    Filesize

    64KB

  • memory/3128-119-0x000001BCA0C80000-0x000001BCA0C90000-memory.dmp

    Filesize

    64KB

  • memory/3128-122-0x000001BCA0C90000-0x000001BCA0CA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-121-0x000001BCA0BE0000-0x000001BCA0BF0000-memory.dmp

    Filesize

    64KB

  • memory/3128-123-0x000001BC9F010000-0x000001BC9F011000-memory.dmp

    Filesize

    4KB

  • memory/3128-128-0x000001BCA0BF0000-0x000001BCA0C00000-memory.dmp

    Filesize

    64KB

  • memory/3128-130-0x000001BCA0C10000-0x000001BCA0C20000-memory.dmp

    Filesize

    64KB

  • memory/3128-129-0x000001BCA0C00000-0x000001BCA0C10000-memory.dmp

    Filesize

    64KB

  • memory/3128-131-0x000001BCA0CA0000-0x000001BCA0CB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-133-0x000001BCA0CB0000-0x000001BCA0CC0000-memory.dmp

    Filesize

    64KB

  • memory/3128-140-0x000001BC9F010000-0x000001BC9F011000-memory.dmp

    Filesize

    4KB

  • memory/3128-141-0x000001BCA0C20000-0x000001BCA0C30000-memory.dmp

    Filesize

    64KB

  • memory/3128-143-0x000001BCA0C30000-0x000001BCA0C40000-memory.dmp

    Filesize

    64KB

  • memory/3128-144-0x000001BCA0C40000-0x000001BCA0C50000-memory.dmp

    Filesize

    64KB

  • memory/3128-151-0x000001BCA0A90000-0x000001BCA0AA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-152-0x000001BCA0AA0000-0x000001BCA0AB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-160-0x000001BCA0800000-0x000001BCA0A70000-memory.dmp

    Filesize

    2.4MB

  • memory/3128-159-0x000001BCA0B10000-0x000001BCA0B20000-memory.dmp

    Filesize

    64KB

  • memory/3128-158-0x000001BCA0B00000-0x000001BCA0B10000-memory.dmp

    Filesize

    64KB

  • memory/3128-157-0x000001BCA0AF0000-0x000001BCA0B00000-memory.dmp

    Filesize

    64KB

  • memory/3128-177-0x000001BCA0C60000-0x000001BCA0C70000-memory.dmp

    Filesize

    64KB

  • memory/3128-176-0x000001BCA0C50000-0x000001BCA0C60000-memory.dmp

    Filesize

    64KB

  • memory/3128-175-0x000001BCA0C00000-0x000001BCA0C10000-memory.dmp

    Filesize

    64KB

  • memory/3128-174-0x000001BCA0BF0000-0x000001BCA0C00000-memory.dmp

    Filesize

    64KB

  • memory/3128-173-0x000001BCA0BE0000-0x000001BCA0BF0000-memory.dmp

    Filesize

    64KB

  • memory/3128-172-0x000001BCA0BC0000-0x000001BCA0BD0000-memory.dmp

    Filesize

    64KB

  • memory/3128-171-0x000001BCA0BA0000-0x000001BCA0BB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-170-0x000001BCA0B90000-0x000001BCA0BA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-169-0x000001BCA0B80000-0x000001BCA0B90000-memory.dmp

    Filesize

    64KB

  • memory/3128-168-0x000001BCA0B70000-0x000001BCA0B80000-memory.dmp

    Filesize

    64KB

  • memory/3128-167-0x000001BCA0B60000-0x000001BCA0B70000-memory.dmp

    Filesize

    64KB

  • memory/3128-166-0x000001BCA0B50000-0x000001BCA0B60000-memory.dmp

    Filesize

    64KB

  • memory/3128-165-0x000001BCA0B40000-0x000001BCA0B50000-memory.dmp

    Filesize

    64KB

  • memory/3128-164-0x000001BCA0B30000-0x000001BCA0B40000-memory.dmp

    Filesize

    64KB

  • memory/3128-156-0x000001BCA0AE0000-0x000001BCA0AF0000-memory.dmp

    Filesize

    64KB

  • memory/3128-155-0x000001BCA0AD0000-0x000001BCA0AE0000-memory.dmp

    Filesize

    64KB

  • memory/3128-154-0x000001BCA0AC0000-0x000001BCA0AD0000-memory.dmp

    Filesize

    64KB

  • memory/3128-17-0x000001BCA0A90000-0x000001BCA0AA0000-memory.dmp

    Filesize

    64KB

  • memory/3128-153-0x000001BCA0AB0000-0x000001BCA0AC0000-memory.dmp

    Filesize

    64KB

  • memory/3128-150-0x000001BCA0A80000-0x000001BCA0A90000-memory.dmp

    Filesize

    64KB

  • memory/3128-149-0x000001BCA0A70000-0x000001BCA0A80000-memory.dmp

    Filesize

    64KB

  • memory/3128-148-0x000001BCA0B20000-0x000001BCA0B30000-memory.dmp

    Filesize

    64KB

  • memory/3128-2-0x000001BCA0800000-0x000001BCA0A70000-memory.dmp

    Filesize

    2.4MB

  • memory/3128-18-0x000001BCA0AA0000-0x000001BCA0AB0000-memory.dmp

    Filesize

    64KB

  • memory/3128-14-0x000001BCA0A80000-0x000001BCA0A90000-memory.dmp

    Filesize

    64KB

  • memory/3128-12-0x000001BCA0A70000-0x000001BCA0A80000-memory.dmp

    Filesize

    64KB

  • memory/4448-220-0x00000264B9170000-0x00000264B9171000-memory.dmp

    Filesize

    4KB