Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-10-2024 01:57

General

  • Target

    fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar

  • Size

    88KB

  • MD5

    c00501fc6a943e9212f1d0fd93235daa

  • SHA1

    8ce6b95d7fac24cbb66ab2432dd9d90668c485a9

  • SHA256

    fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215

  • SHA512

    d98364f960cf22f2766404c6311487eb73ecc59ab610dde8549462c93a00b69245b035ec5061ff180eb001ed582c2fae385444a0a787eee3471d9c07beaa3a28

  • SSDEEP

    1536:gQBto+OSHJ9jIAhS77WX/boWVFXUIuAUt8mMUsluRtuO8jNKg3v:gkv3VPXJuAUK8BuO8jN9

Malware Config

Extracted

Family

strrat

C2

194.5.98.243:7123

194.5.98.243:7234

Attributes
  • license_id

    FREF-6ILG-J2DN-PT5K-AYC2

  • 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.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 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\fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4408
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3024
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:468
      • 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\fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar"
        3⤵
        • Loads dropped DLL
        PID:4852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46B

    MD5

    3c2ff5ce473429b058a2ea1783684039

    SHA1

    88559adf51ce334734f7e228ca9ed22010de5494

    SHA256

    82e9180bf01faad5953291444465a34f50f66cb9d2a73167bd1aed2da97e3829

    SHA512

    ae0d75281cccb475bf581567c7fcebee1c536df8b1c12b2a04212bac61d2729895c9e9e4091f126f6c91e8e123de7dd0fbf696e2ee3a9b21a14561ae8647263c

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

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna1771981829808301312.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2437139445-1151884604-3026847218-1000\83aa4cc77f591dfc2374580bbd95f6ba_4304acb9-c3f6-452a-9860-eb4e85d38d4e

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • C:\Users\Admin\fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215.jar

    Filesize

    88KB

    MD5

    c00501fc6a943e9212f1d0fd93235daa

    SHA1

    8ce6b95d7fac24cbb66ab2432dd9d90668c485a9

    SHA256

    fa454076cf36fe6868d54215ebb345cd9d6c8423fa9bd9f0bd56df9074915215

    SHA512

    d98364f960cf22f2766404c6311487eb73ecc59ab610dde8549462c93a00b69245b035ec5061ff180eb001ed582c2fae385444a0a787eee3471d9c07beaa3a28

  • 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/1736-247-0x0000020066960000-0x0000020066961000-memory.dmp

    Filesize

    4KB

  • memory/1736-217-0x0000020066960000-0x0000020066961000-memory.dmp

    Filesize

    4KB

  • memory/4408-105-0x0000014A0F690000-0x0000014A0F6A0000-memory.dmp

    Filesize

    64KB

  • memory/4408-38-0x0000014A0F4B0000-0x0000014A0F4C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-27-0x0000014A0F520000-0x0000014A0F530000-memory.dmp

    Filesize

    64KB

  • memory/4408-33-0x0000014A0F530000-0x0000014A0F540000-memory.dmp

    Filesize

    64KB

  • memory/4408-39-0x0000014A0D970000-0x0000014A0D971000-memory.dmp

    Filesize

    4KB

  • memory/4408-115-0x0000014A0F5F0000-0x0000014A0F600000-memory.dmp

    Filesize

    64KB

  • memory/4408-41-0x0000014A0F4C0000-0x0000014A0F4D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-110-0x0000014A0D970000-0x0000014A0D971000-memory.dmp

    Filesize

    4KB

  • memory/4408-45-0x0000014A0F570000-0x0000014A0F580000-memory.dmp

    Filesize

    64KB

  • memory/4408-44-0x0000014A0F4D0000-0x0000014A0F4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-37-0x0000014A0F550000-0x0000014A0F560000-memory.dmp

    Filesize

    64KB

  • memory/4408-36-0x0000014A0F540000-0x0000014A0F550000-memory.dmp

    Filesize

    64KB

  • memory/4408-35-0x0000014A0F240000-0x0000014A0F4B0000-memory.dmp

    Filesize

    2.4MB

  • memory/4408-49-0x0000014A0F580000-0x0000014A0F590000-memory.dmp

    Filesize

    64KB

  • memory/4408-48-0x0000014A0F4E0000-0x0000014A0F4F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-52-0x0000014A0F590000-0x0000014A0F5A0000-memory.dmp

    Filesize

    64KB

  • memory/4408-51-0x0000014A0F500000-0x0000014A0F510000-memory.dmp

    Filesize

    64KB

  • memory/4408-50-0x0000014A0F4F0000-0x0000014A0F500000-memory.dmp

    Filesize

    64KB

  • memory/4408-55-0x0000014A0F5A0000-0x0000014A0F5B0000-memory.dmp

    Filesize

    64KB

  • memory/4408-57-0x0000014A0F5B0000-0x0000014A0F5C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-56-0x0000014A0F510000-0x0000014A0F520000-memory.dmp

    Filesize

    64KB

  • memory/4408-61-0x0000014A0F5C0000-0x0000014A0F5D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-60-0x0000014A0F520000-0x0000014A0F530000-memory.dmp

    Filesize

    64KB

  • memory/4408-65-0x0000014A0F5D0000-0x0000014A0F5E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-64-0x0000014A0F530000-0x0000014A0F540000-memory.dmp

    Filesize

    64KB

  • memory/4408-66-0x0000014A0D970000-0x0000014A0D971000-memory.dmp

    Filesize

    4KB

  • memory/4408-70-0x0000014A0F5E0000-0x0000014A0F5F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-69-0x0000014A0F540000-0x0000014A0F550000-memory.dmp

    Filesize

    64KB

  • memory/4408-77-0x0000014A0F560000-0x0000014A0F570000-memory.dmp

    Filesize

    64KB

  • memory/4408-76-0x0000014A0F600000-0x0000014A0F610000-memory.dmp

    Filesize

    64KB

  • memory/4408-75-0x0000014A0F5F0000-0x0000014A0F600000-memory.dmp

    Filesize

    64KB

  • memory/4408-74-0x0000014A0F550000-0x0000014A0F560000-memory.dmp

    Filesize

    64KB

  • memory/4408-82-0x0000014A0F570000-0x0000014A0F580000-memory.dmp

    Filesize

    64KB

  • memory/4408-87-0x0000014A0F580000-0x0000014A0F590000-memory.dmp

    Filesize

    64KB

  • memory/4408-86-0x0000014A0F640000-0x0000014A0F650000-memory.dmp

    Filesize

    64KB

  • memory/4408-85-0x0000014A0F630000-0x0000014A0F640000-memory.dmp

    Filesize

    64KB

  • memory/4408-84-0x0000014A0F620000-0x0000014A0F630000-memory.dmp

    Filesize

    64KB

  • memory/4408-83-0x0000014A0F610000-0x0000014A0F620000-memory.dmp

    Filesize

    64KB

  • memory/4408-92-0x0000014A0F650000-0x0000014A0F660000-memory.dmp

    Filesize

    64KB

  • memory/4408-91-0x0000014A0F590000-0x0000014A0F5A0000-memory.dmp

    Filesize

    64KB

  • memory/4408-95-0x0000014A0F660000-0x0000014A0F670000-memory.dmp

    Filesize

    64KB

  • memory/4408-94-0x0000014A0F5A0000-0x0000014A0F5B0000-memory.dmp

    Filesize

    64KB

  • memory/4408-98-0x0000014A0F5B0000-0x0000014A0F5C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-99-0x0000014A0F670000-0x0000014A0F680000-memory.dmp

    Filesize

    64KB

  • memory/4408-100-0x0000014A0D970000-0x0000014A0D971000-memory.dmp

    Filesize

    4KB

  • memory/4408-21-0x0000014A0F4F0000-0x0000014A0F500000-memory.dmp

    Filesize

    64KB

  • memory/4408-106-0x0000014A0F5D0000-0x0000014A0F5E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-104-0x0000014A0F680000-0x0000014A0F690000-memory.dmp

    Filesize

    64KB

  • memory/4408-109-0x0000014A0F6A0000-0x0000014A0F6B0000-memory.dmp

    Filesize

    64KB

  • memory/4408-108-0x0000014A0F5E0000-0x0000014A0F5F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-153-0x0000014A0F4E0000-0x0000014A0F4F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-25-0x0000014A0F510000-0x0000014A0F520000-memory.dmp

    Filesize

    64KB

  • memory/4408-42-0x0000014A0F560000-0x0000014A0F570000-memory.dmp

    Filesize

    64KB

  • memory/4408-117-0x0000014A0F6B0000-0x0000014A0F6C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-116-0x0000014A0F600000-0x0000014A0F610000-memory.dmp

    Filesize

    64KB

  • memory/4408-119-0x0000014A0F6C0000-0x0000014A0F6D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-124-0x0000014A0F620000-0x0000014A0F630000-memory.dmp

    Filesize

    64KB

  • memory/4408-127-0x0000014A0F6D0000-0x0000014A0F6E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-126-0x0000014A0F640000-0x0000014A0F650000-memory.dmp

    Filesize

    64KB

  • memory/4408-125-0x0000014A0F630000-0x0000014A0F640000-memory.dmp

    Filesize

    64KB

  • memory/4408-123-0x0000014A0F610000-0x0000014A0F620000-memory.dmp

    Filesize

    64KB

  • memory/4408-130-0x0000014A0F6E0000-0x0000014A0F6F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-133-0x0000014A0F650000-0x0000014A0F660000-memory.dmp

    Filesize

    64KB

  • memory/4408-134-0x0000014A0F6F0000-0x0000014A0F700000-memory.dmp

    Filesize

    64KB

  • memory/4408-135-0x0000014A0D970000-0x0000014A0D971000-memory.dmp

    Filesize

    4KB

  • memory/4408-138-0x0000014A0F660000-0x0000014A0F670000-memory.dmp

    Filesize

    64KB

  • memory/4408-140-0x0000014A0F670000-0x0000014A0F680000-memory.dmp

    Filesize

    64KB

  • memory/4408-145-0x0000014A0D970000-0x0000014A0D971000-memory.dmp

    Filesize

    4KB

  • memory/4408-149-0x0000014A0F4B0000-0x0000014A0F4C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-176-0x0000014A0F660000-0x0000014A0F670000-memory.dmp

    Filesize

    64KB

  • memory/4408-175-0x0000014A0F640000-0x0000014A0F650000-memory.dmp

    Filesize

    64KB

  • memory/4408-174-0x0000014A0F630000-0x0000014A0F640000-memory.dmp

    Filesize

    64KB

  • memory/4408-173-0x0000014A0F620000-0x0000014A0F630000-memory.dmp

    Filesize

    64KB

  • memory/4408-172-0x0000014A0F610000-0x0000014A0F620000-memory.dmp

    Filesize

    64KB

  • memory/4408-171-0x0000014A0F600000-0x0000014A0F610000-memory.dmp

    Filesize

    64KB

  • memory/4408-170-0x0000014A0F5F0000-0x0000014A0F600000-memory.dmp

    Filesize

    64KB

  • memory/4408-169-0x0000014A0F5E0000-0x0000014A0F5F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-168-0x0000014A0F5D0000-0x0000014A0F5E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-167-0x0000014A0F5C0000-0x0000014A0F5D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-166-0x0000014A0F5B0000-0x0000014A0F5C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-165-0x0000014A0F5A0000-0x0000014A0F5B0000-memory.dmp

    Filesize

    64KB

  • memory/4408-164-0x0000014A0F590000-0x0000014A0F5A0000-memory.dmp

    Filesize

    64KB

  • memory/4408-163-0x0000014A0F580000-0x0000014A0F590000-memory.dmp

    Filesize

    64KB

  • memory/4408-162-0x0000014A0F570000-0x0000014A0F580000-memory.dmp

    Filesize

    64KB

  • memory/4408-161-0x0000014A0F560000-0x0000014A0F570000-memory.dmp

    Filesize

    64KB

  • memory/4408-159-0x0000014A0F540000-0x0000014A0F550000-memory.dmp

    Filesize

    64KB

  • memory/4408-158-0x0000014A0F530000-0x0000014A0F540000-memory.dmp

    Filesize

    64KB

  • memory/4408-157-0x0000014A0F520000-0x0000014A0F530000-memory.dmp

    Filesize

    64KB

  • memory/4408-156-0x0000014A0F510000-0x0000014A0F520000-memory.dmp

    Filesize

    64KB

  • memory/4408-155-0x0000014A0F500000-0x0000014A0F510000-memory.dmp

    Filesize

    64KB

  • memory/4408-154-0x0000014A0F4F0000-0x0000014A0F500000-memory.dmp

    Filesize

    64KB

  • memory/4408-22-0x0000014A0F500000-0x0000014A0F510000-memory.dmp

    Filesize

    64KB

  • memory/4408-18-0x0000014A0F4E0000-0x0000014A0F4F0000-memory.dmp

    Filesize

    64KB

  • memory/4408-16-0x0000014A0F4D0000-0x0000014A0F4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-14-0x0000014A0F4C0000-0x0000014A0F4D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-12-0x0000014A0F4B0000-0x0000014A0F4C0000-memory.dmp

    Filesize

    64KB

  • memory/4408-2-0x0000014A0F240000-0x0000014A0F4B0000-memory.dmp

    Filesize

    2.4MB

  • memory/4408-103-0x0000014A0F5C0000-0x0000014A0F5D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-152-0x0000014A0F4D0000-0x0000014A0F4E0000-memory.dmp

    Filesize

    64KB

  • memory/4408-150-0x0000014A0F4C0000-0x0000014A0F4D0000-memory.dmp

    Filesize

    64KB

  • memory/4408-160-0x0000014A0F240000-0x0000014A0F4B0000-memory.dmp

    Filesize

    2.4MB

  • memory/4408-148-0x0000014A0F550000-0x0000014A0F560000-memory.dmp

    Filesize

    64KB

  • memory/4852-290-0x00000279B69D0000-0x00000279B69D1000-memory.dmp

    Filesize

    4KB