Analysis
- max time kernel
128s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system - submitted
25/02/2024, 12:15
Behavioral task
behavioral1
Sample
a3c158be8374abd88fa2017ed42b1993.jar
Resource
win7-20240221-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
a3c158be8374abd88fa2017ed42b1993.jar
Resource
win10v2004-20240221-en
2 signatures
150 seconds
General
- Target a3c158be8374abd88fa2017ed42b1993.jar
- Size 79KB
- Sample240225-pe82qsbb74
- SHA256 541593de78f03a5c0fe6aa5146148b320daa1582e1940d8f53530daa9d839a18
- MD5 a3c158be8374abd88fa2017ed42b1993
- SHA1 32a0e441efd32cfe7b052f4b39cec6bf7210ef0f
- SHA512 d3b15193f948d34bb6b7560e0fb51a228354bb3bf0c2b12836ebe38ac0e9f93968acff79d23d540c34f64c2ec241a4211a6e78613d4412362cfbff4f2eab22be
- SSDEEP 1536:BUukjxiLjb9Atk31fd7UiBrqYYZ3Nz+2SN+n1cswwiCT3ZbR2OLaztWf31ns:ByjxiBAtuZjp/YNNz+2SN+n19di83ZbY
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Modifies file permissions 1 TTPs 1 IoCs
pid Process 4788 icacls.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 660 wrote to memory of 4788 660 java.exe 89 PID 660 wrote to memory of 4788 660 java.exe 89
Processes
-
C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\a3c158be8374abd88fa2017ed42b1993.jar1⤵
- Suspicious use of WriteProcessMemory
PID:660 -
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:4788
-
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 a0a056bfb655503b9d58d7170de700943238eb6f8ca9e28b4d8525d841d2ecb7
- MD5 15740ec2dce69ec233aa58e73c4257c2
- SHA1 3ed3ded7b594d69b77663b94702a64166afd8236
- SHA512 e7e131e3e7e233f49ddb2b89366752a703a4409e42b89c0ddf82df073cc6a7add47c1c2bbbf27bee2e232068f7433b78ec0ef0633c912fbee8616b54b78d775b
- MD5 SHA1 SHA512