Analysis
- max time kernel
136s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
31/05/2024, 12:33
Behavioral task
behavioral1
Sample
penis23.jar
Resource
win7-20240221-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
penis23.jar
Resource
win10v2004-20240426-en
3 signatures
150 seconds
General
- Target penis23.jar
- Size 639KB
- Sample240531-pq7caaha41
- SHA256 f4445fe6b37ff5fc1887b0e7141f833b0f54fc6fa72e1c7db94c918b98b3d864
- MD5 870f2ac86c5cefd50166e879f71c624b
- SHA1 9d1481b9214d5a414532bfc714ef4897b54802b2
- SHA512 4ea2b2ab9c1b213d4d5b9fa884e47a82bbedd202898fd0d8e8ced725656a7c9047676c38cb3250c883b2a91c570710e0da07496dd2c5ed7480789d93cf92f7ce
- SSDEEP 12288:nb5IQG/CgStoH4LwIc/Lgs/hRn+9+eNCZjgI5uRkl36uM2ZASFDDkp:nbWQKStQ4c3LgsDO3CZkaf6uxZbFDDkp
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Modifies file permissions 1 TTPs 1 IoCs
pid Process 4320 icacls.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5076 java.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5076 wrote to memory of 4320 5076 java.exe 84 PID 5076 wrote to memory of 4320 5076 java.exe 84
Processes
-
C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\penis23.jar1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M2⤵
- Modifies file permissions
PID:4320
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
- Size 46B
- SHA256 cf3ce80b0534cc0916fd6d121870fe8dda1584228c1bcb2255ed60e7f7e05386
- MD5 63d18e421b1ba21e3da3b91590f77a79
- SHA1 fe5de3fac6ceb9028e69dcb69c4c51daa28132d4
- SHA512 1c90d20693159b886d208e45da7788be5dd2bf420dee4c0c219dec9965e73bedcf723382e687f457fe9b7331fa549d13c9093211585347d55572de1ea6f241f1
- MD5 SHA1 SHA512