634b6c0a26e822e2c6ba3d9f667c6d41abb76ea8b171b8376907e5151a95b227

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 08:31

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General

Target

Tax-documents_PDF.jar
Size

1.5MB
MD5

9be83826970ecc2715182a2c45f50c97
SHA1

4dcc029cbd208e0d1317bee928d21d04910d9af1
SHA256

634b6c0a26e822e2c6ba3d9f667c6d41abb76ea8b171b8376907e5151a95b227
SHA512

0e66959959fb0cd6480e0fe0dced1555e25152808a222f0863461a003e579f1e0dba121896b6fc710a37778caf8aed0019f88dd56e8a7b85fda6605bb2b3b04e
SSDEEP

24576:0OEGwsZomo0TARMHoO26EhYQcE+bEJe14ghVegMCQ6xKQU8hjRJZUt6p75rH/nOS:0dGj6RyoN6KFcLoI5ML6xKkJ1RVH/nRH

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Home = "C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe -jar C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\.tmp\\1733128325072.tmp"	reg.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4368	java.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4368 wrote to memory of 372	4368	java.exe	85
PID 4368 wrote to memory of 372	4368	java.exe	85
PID 372 wrote to memory of 1756	372	cmd.exe	87
PID 372 wrote to memory of 1756	372	cmd.exe	87

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Tax-documents_PDF.jar
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4368
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c "REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1733128325072.tmp" /f"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:372
- - C:\Windows\system32\reg.exe
    REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1733128325072.tmp" /f
    3⤵
    - Adds Run key to start application
    PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4368-2-0x0000016CAF150000-0x0000016CAF3C0000-memory.dmp

Filesize
2.4MB

Download
memory/4368-13-0x0000016CAF3C0000-0x0000016CAF3D0000-memory.dmp

Filesize
64KB

Download
memory/4368-14-0x0000016CAF3D0000-0x0000016CAF3E0000-memory.dmp

Filesize
64KB

Download
memory/4368-16-0x0000016CAF3E0000-0x0000016CAF3F0000-memory.dmp

Filesize
64KB

Download
memory/4368-18-0x0000016CAF3F0000-0x0000016CAF400000-memory.dmp

Filesize
64KB

Download
memory/4368-22-0x0000016CAF410000-0x0000016CAF420000-memory.dmp

Filesize
64KB

Download
memory/4368-21-0x0000016CAF400000-0x0000016CAF410000-memory.dmp

Filesize
64KB

Download
memory/4368-25-0x0000016CAF420000-0x0000016CAF430000-memory.dmp

Filesize
64KB

Download
memory/4368-26-0x0000016CAF430000-0x0000016CAF440000-memory.dmp

Filesize
64KB

Download
memory/4368-27-0x0000016CAF130000-0x0000016CAF131000-memory.dmp

Filesize
4KB

Download
memory/4368-33-0x0000016CAF150000-0x0000016CAF3C0000-memory.dmp

Filesize
2.4MB

Download
memory/4368-34-0x0000016CAF440000-0x0000016CAF450000-memory.dmp

Filesize
64KB

Download
memory/4368-35-0x0000016CAF130000-0x0000016CAF131000-memory.dmp

Filesize
4KB

Download
memory/4368-40-0x0000016CAF460000-0x0000016CAF470000-memory.dmp

Filesize
64KB

Download
memory/4368-38-0x0000016CAF450000-0x0000016CAF460000-memory.dmp

Filesize
64KB

Download
memory/4368-39-0x0000016CAF3C0000-0x0000016CAF3D0000-memory.dmp

Filesize
64KB

Download
memory/4368-43-0x0000016CAF470000-0x0000016CAF480000-memory.dmp

Filesize
64KB

Download
memory/4368-42-0x0000016CAF3D0000-0x0000016CAF3E0000-memory.dmp

Filesize
64KB

Download
memory/4368-47-0x0000016CAF480000-0x0000016CAF490000-memory.dmp

Filesize
64KB

Download
memory/4368-46-0x0000016CAF3E0000-0x0000016CAF3F0000-memory.dmp

Filesize
64KB

Download
memory/4368-49-0x0000016CAF490000-0x0000016CAF4A0000-memory.dmp

Filesize
64KB

Download
memory/4368-48-0x0000016CAF3F0000-0x0000016CAF400000-memory.dmp

Filesize
64KB

Download
memory/4368-51-0x0000016CAF400000-0x0000016CAF410000-memory.dmp

Filesize
64KB

Download
memory/4368-52-0x0000016CAF4A0000-0x0000016CAF4B0000-memory.dmp

Filesize
64KB

Download
memory/4368-56-0x0000016CAF4B0000-0x0000016CAF4C0000-memory.dmp

Filesize
64KB

Download
memory/4368-55-0x0000016CAF410000-0x0000016CAF420000-memory.dmp

Filesize
64KB

Download
memory/4368-59-0x0000016CAF4C0000-0x0000016CAF4D0000-memory.dmp

Filesize
64KB

Download
memory/4368-58-0x0000016CAF420000-0x0000016CAF430000-memory.dmp

Filesize
64KB

Download
memory/4368-62-0x0000016CAF130000-0x0000016CAF131000-memory.dmp

Filesize
4KB

Download
memory/4368-63-0x0000016CAF430000-0x0000016CAF440000-memory.dmp

Filesize
64KB

Download
memory/4368-64-0x0000016CAF440000-0x0000016CAF450000-memory.dmp

Filesize
64KB

Download
memory/4368-67-0x0000016CAF450000-0x0000016CAF460000-memory.dmp

Filesize
64KB

Download
memory/4368-70-0x0000016CAF460000-0x0000016CAF470000-memory.dmp

Filesize
64KB

Download
memory/4368-69-0x0000016CAF4E0000-0x0000016CAF4F0000-memory.dmp

Filesize
64KB

Download
memory/4368-68-0x0000016CAF4D0000-0x0000016CAF4E0000-memory.dmp

Filesize
64KB

Download
memory/4368-74-0x0000016CAF4F0000-0x0000016CAF500000-memory.dmp

Filesize
64KB

Download
memory/4368-73-0x0000016CAF470000-0x0000016CAF480000-memory.dmp

Filesize
64KB

Download
memory/4368-75-0x0000016CAF130000-0x0000016CAF131000-memory.dmp

Filesize
4KB

Download
memory/4368-77-0x0000016CAF480000-0x0000016CAF490000-memory.dmp

Filesize
64KB

Download
memory/4368-78-0x0000016CAF490000-0x0000016CAF4A0000-memory.dmp

Filesize
64KB

Download
memory/4368-79-0x0000016CAF4A0000-0x0000016CAF4B0000-memory.dmp

Filesize
64KB

Download
memory/4368-80-0x0000016CAF4B0000-0x0000016CAF4C0000-memory.dmp

Filesize
64KB

Download
memory/4368-83-0x0000016CAF4C0000-0x0000016CAF4D0000-memory.dmp

Filesize
64KB

Download
memory/4368-84-0x0000016CAF4D0000-0x0000016CAF4E0000-memory.dmp

Filesize
64KB

Download
memory/4368-85-0x0000016CAF4E0000-0x0000016CAF4F0000-memory.dmp

Filesize
64KB

Download
memory/4368-86-0x0000016CAF4F0000-0x0000016CAF500000-memory.dmp

Filesize
64KB

Download
memory/4368-87-0x0000016CAF500000-0x0000016CAF510000-memory.dmp

Filesize
64KB

Download
memory/4368-88-0x0000016CAF500000-0x0000016CAF510000-memory.dmp

Filesize
64KB

Download
memory/4368-91-0x0000016CAF510000-0x0000016CAF520000-memory.dmp

Filesize
64KB

Download
memory/4368-93-0x0000016CAF510000-0x0000016CAF520000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads