2e2dea44f85ff4988ed8ddfcee37cc0e4ec9eadb941222eb8afae8a8358b892c

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-03-2024 08:32

Target

PO#0015871.jar
Size

178KB
MD5

6c4517de2d20c07218aacd670022ad00
SHA1

78d0f64fc0f4c5d6902762bbe514a7e1af8708d1
SHA256

2e2dea44f85ff4988ed8ddfcee37cc0e4ec9eadb941222eb8afae8a8358b892c
SHA512

09a2171864e03ac9b2415fece8f3a7c7890480adde3418325231d4c965e227229dc997de9fa4071a3f8fe1040971e0aed852a1aa61a9e7753dd1ddb80e04caeb
SSDEEP

3072:iM9ZDCAIY6kppdX3UivK8V4Elu1n4M1vnYivy3LdCi0oUGGKp2iEYLpNj7bFDm:iMDLIk/dnU1x4M1PYivxATFLPbFq

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4408 icacls.exe

pid	process
4408	icacls.exe

Drops file in Program Files directory 12 IoCs

Processes:

java.exe

description	ioc	process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\ntdll.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 4052 wrote to memory of 4408 4052 java.exe icacls.exe
PID 4052 wrote to memory of 4408 4052 java.exe icacls.exe

description	pid	process	target process
PID 4052 wrote to memory of 4408	4052	java.exe	icacls.exe
PID 4052 wrote to memory of 4408	4052	java.exe	icacls.exe

C:\Windows\system32\icacls.exe
C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
2⤵
- Modifies file permissions
PID:4408

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Filesize
46B

MD5
0c4217d0b16f1054b63daf015220893a

SHA1
7164b03ceb675d64e84f6eb6bff0852d5472a205

SHA256
38ea8d113beb1ea61c90ed87e71ec63656d316d160021003f96e351fcd1dfcda

SHA512
83b67b0001e1e90a067250cf6e6c7f656cdf2cf370c28ebe72418aa1082e42971443c1dd19197206d267f7262d60c93081694608b0edce5932cdfdc53cd42002

Download Submit
memory/4052-4-0x000002BD80000000-0x000002BD81000000-memory.dmp

Filesize
16.0MB

Download