Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 07:11

General

  • Target

    1C24THM00001195.pdf.jar

  • Size

    400KB

  • MD5

    863973f0d6b66b27bdb617c57a956b42

  • SHA1

    477b46c19bccc5143a71e057c0240a4ea87ca391

  • SHA256

    3a2d31eb696b7d885e6e9ca633bddd2672950f65d8349577ecb44413366571d1

  • SHA512

    18148d1f0bc7059e0e3a24ef58ce46780e62ed6ddf01e044c0c23594c6a7c82046faafdfdc5803644fe08ac670bed31bd2efcab654498a51d8beda0f832f8800

  • SSDEEP

    12288:SBjSHT45m51JD5A1v7V355qjcVJP9iNe9:StWT45weBpDP9Qk

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\1C24THM00001195.pdf.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\1C24THM00001195.pdf.jar"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2060
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\1C24THM00001195.pdf.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5020
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\1C24THM00001195.pdf.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:396
      • 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\1C24THM00001195.pdf.jar"
        3⤵
        • Loads dropped DLL
        PID:4548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\1C24THM00001195.pdf.jar

    Filesize

    400KB

    MD5

    863973f0d6b66b27bdb617c57a956b42

    SHA1

    477b46c19bccc5143a71e057c0240a4ea87ca391

    SHA256

    3a2d31eb696b7d885e6e9ca633bddd2672950f65d8349577ecb44413366571d1

    SHA512

    18148d1f0bc7059e0e3a24ef58ce46780e62ed6ddf01e044c0c23594c6a7c82046faafdfdc5803644fe08ac670bed31bd2efcab654498a51d8beda0f832f8800

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna6203527787306487670.dll

    Filesize

    241KB

    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1403246978-718555486-3105247137-1000\83aa4cc77f591dfc2374580bbd95f6ba_58831928-6f9f-451d-8f26-c40399c5c878

    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/2060-246-0x000002033F320000-0x000002033F321000-memory.dmp

    Filesize

    4KB

  • memory/3296-108-0x000001F7C5670000-0x000001F7C5680000-memory.dmp

    Filesize

    64KB

  • memory/3296-187-0x000001F7C5480000-0x000001F7C5490000-memory.dmp

    Filesize

    64KB

  • memory/3296-21-0x000001F7C54B0000-0x000001F7C54C0000-memory.dmp

    Filesize

    64KB

  • memory/3296-23-0x000001F7C54C0000-0x000001F7C54D0000-memory.dmp

    Filesize

    64KB

  • memory/3296-27-0x000001F7C54E0000-0x000001F7C54F0000-memory.dmp

    Filesize

    64KB

  • memory/3296-26-0x000001F7C54D0000-0x000001F7C54E0000-memory.dmp

    Filesize

    64KB

  • memory/3296-29-0x000001F7C54F0000-0x000001F7C5500000-memory.dmp

    Filesize

    64KB

  • memory/3296-31-0x000001F7C5500000-0x000001F7C5510000-memory.dmp

    Filesize

    64KB

  • memory/3296-36-0x000001F7C5520000-0x000001F7C5530000-memory.dmp

    Filesize

    64KB

  • memory/3296-35-0x000001F7C5510000-0x000001F7C5520000-memory.dmp

    Filesize

    64KB

  • memory/3296-41-0x000001F7C5470000-0x000001F7C5480000-memory.dmp

    Filesize

    64KB

  • memory/3296-40-0x000001F7C5540000-0x000001F7C5550000-memory.dmp

    Filesize

    64KB

  • memory/3296-39-0x000001F7C5530000-0x000001F7C5540000-memory.dmp

    Filesize

    64KB

  • memory/3296-38-0x000001F7C5200000-0x000001F7C5470000-memory.dmp

    Filesize

    2.4MB

  • memory/3296-47-0x000001F7C5560000-0x000001F7C5570000-memory.dmp

    Filesize

    64KB

  • memory/3296-46-0x000001F7C5550000-0x000001F7C5560000-memory.dmp

    Filesize

    64KB

  • memory/3296-45-0x000001F7C5490000-0x000001F7C54A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-44-0x000001F7C5480000-0x000001F7C5490000-memory.dmp

    Filesize

    64KB

  • memory/3296-56-0x000001F7C5570000-0x000001F7C5580000-memory.dmp

    Filesize

    64KB

  • memory/3296-59-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-58-0x000001F7C5590000-0x000001F7C55A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-57-0x000001F7C5580000-0x000001F7C5590000-memory.dmp

    Filesize

    64KB

  • memory/3296-55-0x000001F7C54A0000-0x000001F7C54B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-71-0x000001F7C55B0000-0x000001F7C55C0000-memory.dmp

    Filesize

    64KB

  • memory/3296-61-0x000001F7C54B0000-0x000001F7C54C0000-memory.dmp

    Filesize

    64KB

  • memory/3296-70-0x000001F7C54C0000-0x000001F7C54D0000-memory.dmp

    Filesize

    64KB

  • memory/3296-69-0x000001F7C55E0000-0x000001F7C55F0000-memory.dmp

    Filesize

    64KB

  • memory/3296-68-0x000001F7C55D0000-0x000001F7C55E0000-memory.dmp

    Filesize

    64KB

  • memory/3296-67-0x000001F7C55C0000-0x000001F7C55D0000-memory.dmp

    Filesize

    64KB

  • memory/3296-66-0x000001F7C55A0000-0x000001F7C55B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-76-0x000001F7C55F0000-0x000001F7C5600000-memory.dmp

    Filesize

    64KB

  • memory/3296-75-0x000001F7C54E0000-0x000001F7C54F0000-memory.dmp

    Filesize

    64KB

  • memory/3296-74-0x000001F7C54D0000-0x000001F7C54E0000-memory.dmp

    Filesize

    64KB

  • memory/3296-79-0x000001F7C5600000-0x000001F7C5610000-memory.dmp

    Filesize

    64KB

  • memory/3296-78-0x000001F7C54F0000-0x000001F7C5500000-memory.dmp

    Filesize

    64KB

  • memory/3296-83-0x000001F7C5500000-0x000001F7C5510000-memory.dmp

    Filesize

    64KB

  • memory/3296-84-0x000001F7C5610000-0x000001F7C5620000-memory.dmp

    Filesize

    64KB

  • memory/3296-87-0x000001F7C5620000-0x000001F7C5630000-memory.dmp

    Filesize

    64KB

  • memory/3296-86-0x000001F7C5520000-0x000001F7C5530000-memory.dmp

    Filesize

    64KB

  • memory/3296-85-0x000001F7C5510000-0x000001F7C5520000-memory.dmp

    Filesize

    64KB

  • memory/3296-91-0x000001F7C5530000-0x000001F7C5540000-memory.dmp

    Filesize

    64KB

  • memory/3296-92-0x000001F7C5630000-0x000001F7C5640000-memory.dmp

    Filesize

    64KB

  • memory/3296-95-0x000001F7C5540000-0x000001F7C5550000-memory.dmp

    Filesize

    64KB

  • memory/3296-96-0x000001F7C5640000-0x000001F7C5650000-memory.dmp

    Filesize

    64KB

  • memory/3296-103-0x000001F7C5660000-0x000001F7C5670000-memory.dmp

    Filesize

    64KB

  • memory/3296-101-0x000001F7C5650000-0x000001F7C5660000-memory.dmp

    Filesize

    64KB

  • memory/3296-105-0x000001F7C5570000-0x000001F7C5580000-memory.dmp

    Filesize

    64KB

  • memory/3296-118-0x000001F7C56A0000-0x000001F7C56B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-107-0x000001F7C5590000-0x000001F7C55A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-106-0x000001F7C5580000-0x000001F7C5590000-memory.dmp

    Filesize

    64KB

  • memory/3296-100-0x000001F7C5560000-0x000001F7C5570000-memory.dmp

    Filesize

    64KB

  • memory/3296-99-0x000001F7C5550000-0x000001F7C5560000-memory.dmp

    Filesize

    64KB

  • memory/3296-17-0x000001F7C5490000-0x000001F7C54A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-19-0x000001F7C54A0000-0x000001F7C54B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-183-0x000001F7C5770000-0x000001F7C5780000-memory.dmp

    Filesize

    64KB

  • memory/3296-115-0x000001F7C55E0000-0x000001F7C55F0000-memory.dmp

    Filesize

    64KB

  • memory/3296-114-0x000001F7C55D0000-0x000001F7C55E0000-memory.dmp

    Filesize

    64KB

  • memory/3296-113-0x000001F7C55C0000-0x000001F7C55D0000-memory.dmp

    Filesize

    64KB

  • memory/3296-112-0x000001F7C55A0000-0x000001F7C55B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-122-0x000001F7C56B0000-0x000001F7C56C0000-memory.dmp

    Filesize

    64KB

  • memory/3296-121-0x000001F7C55B0000-0x000001F7C55C0000-memory.dmp

    Filesize

    64KB

  • memory/3296-125-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-127-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-130-0x000001F7C56C0000-0x000001F7C56D0000-memory.dmp

    Filesize

    64KB

  • memory/3296-128-0x000001F7C55F0000-0x000001F7C5600000-memory.dmp

    Filesize

    64KB

  • memory/3296-131-0x000001F7C5600000-0x000001F7C5610000-memory.dmp

    Filesize

    64KB

  • memory/3296-132-0x000001F7C56D0000-0x000001F7C56E0000-memory.dmp

    Filesize

    64KB

  • memory/3296-134-0x000001F7C5610000-0x000001F7C5620000-memory.dmp

    Filesize

    64KB

  • memory/3296-135-0x000001F7C56E0000-0x000001F7C56F0000-memory.dmp

    Filesize

    64KB

  • memory/3296-138-0x000001F7C56F0000-0x000001F7C5700000-memory.dmp

    Filesize

    64KB

  • memory/3296-137-0x000001F7C5620000-0x000001F7C5630000-memory.dmp

    Filesize

    64KB

  • memory/3296-140-0x000001F7C5630000-0x000001F7C5640000-memory.dmp

    Filesize

    64KB

  • memory/3296-141-0x000001F7C5700000-0x000001F7C5710000-memory.dmp

    Filesize

    64KB

  • memory/3296-144-0x000001F7C5710000-0x000001F7C5720000-memory.dmp

    Filesize

    64KB

  • memory/3296-143-0x000001F7C5640000-0x000001F7C5650000-memory.dmp

    Filesize

    64KB

  • memory/3296-146-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-149-0x000001F7C5720000-0x000001F7C5730000-memory.dmp

    Filesize

    64KB

  • memory/3296-148-0x000001F7C5660000-0x000001F7C5670000-memory.dmp

    Filesize

    64KB

  • memory/3296-147-0x000001F7C5650000-0x000001F7C5660000-memory.dmp

    Filesize

    64KB

  • memory/3296-153-0x000001F7C5670000-0x000001F7C5680000-memory.dmp

    Filesize

    64KB

  • memory/3296-154-0x000001F7C5730000-0x000001F7C5740000-memory.dmp

    Filesize

    64KB

  • memory/3296-155-0x000001F7C5680000-0x000001F7C5690000-memory.dmp

    Filesize

    64KB

  • memory/3296-161-0x000001F7C5740000-0x000001F7C5750000-memory.dmp

    Filesize

    64KB

  • memory/3296-159-0x000001F7C56A0000-0x000001F7C56B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-158-0x000001F7C5690000-0x000001F7C56A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-157-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-164-0x000001F7C56B0000-0x000001F7C56C0000-memory.dmp

    Filesize

    64KB

  • memory/3296-165-0x000001F7C5750000-0x000001F7C5760000-memory.dmp

    Filesize

    64KB

  • memory/3296-168-0x000001F7C5760000-0x000001F7C5770000-memory.dmp

    Filesize

    64KB

  • memory/3296-167-0x000001F7C56C0000-0x000001F7C56D0000-memory.dmp

    Filesize

    64KB

  • memory/3296-173-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-178-0x000001F7C56D0000-0x000001F7C56E0000-memory.dmp

    Filesize

    64KB

  • memory/3296-182-0x000001F7C56E0000-0x000001F7C56F0000-memory.dmp

    Filesize

    64KB

  • memory/3296-116-0x000001F7C5680000-0x000001F7C5690000-memory.dmp

    Filesize

    64KB

  • memory/3296-184-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/3296-16-0x000001F7C5480000-0x000001F7C5490000-memory.dmp

    Filesize

    64KB

  • memory/3296-14-0x000001F7C5470000-0x000001F7C5480000-memory.dmp

    Filesize

    64KB

  • memory/3296-189-0x000001F7C54A0000-0x000001F7C54B0000-memory.dmp

    Filesize

    64KB

  • memory/3296-188-0x000001F7C5490000-0x000001F7C54A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-117-0x000001F7C5690000-0x000001F7C56A0000-memory.dmp

    Filesize

    64KB

  • memory/3296-186-0x000001F7C5470000-0x000001F7C5480000-memory.dmp

    Filesize

    64KB

  • memory/3296-185-0x000001F7C5540000-0x000001F7C5550000-memory.dmp

    Filesize

    64KB

  • memory/3296-2-0x000001F7C5200000-0x000001F7C5470000-memory.dmp

    Filesize

    2.4MB

  • memory/3296-11-0x000001F7C3900000-0x000001F7C3901000-memory.dmp

    Filesize

    4KB

  • memory/4548-360-0x0000027374140000-0x0000027374141000-memory.dmp

    Filesize

    4KB