36bf584a3c3ece520fb889a475ca4e2976925e70f5d240b2020ea7f882839fb8

Analysis

max time kernel
142s
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
04-03-2024 01:45

Target

67e00d139b6348ec53d26f3cdcc3e958fe76a35ea933199a615e210667a5ade7.jar
Size

209KB
MD5

3333050c3c251d6d86514742a16005e4
SHA1

672122d7cb8b07c939f4bf1415e9c253bd3e41e4
SHA256

67e00d139b6348ec53d26f3cdcc3e958fe76a35ea933199a615e210667a5ade7
SHA512

208d54ece920d384dd8a025c3c70114ec040713c3aa6991f574fa343853d2f098bc8bebc213f35f605c6c3c52d72be1f51d5a48f77ff76a959cffac5d1d78559
SSDEEP

6144:fm98tJ9Hd/A8FSywzy4RrCVws46CumPHVmyKk:fmatjt7Rw/ews46qNKk

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

5932 icacls.exe

pid	process
5932	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\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\dll\jvm.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\server\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\dll\ntdll.pdb	java.exe
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\jvm.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\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 4040 wrote to memory of 5932 4040 java.exe icacls.exe
PID 4040 wrote to memory of 5932 4040 java.exe icacls.exe

description	pid	process	target process
PID 4040 wrote to memory of 5932	4040	java.exe	icacls.exe
PID 4040 wrote to memory of 5932	4040	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:5932

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:2440

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
56ac4b6d84b486a62673c69d612e0bc6

SHA1
56956d9924ac62ca0efa909311f81352015777d5

SHA256
835bae965a4cdfd96fad184f46507525897da14a153de69fcd4875f9c0f662e2

SHA512
41c15e1cc3cd84368b50bf82a2799a1a84bbd9fd6a3fda3c08bd1d016cbcf184f9d00fd4a098af5f4e4e132eabd2a09303f39d3d83e58182c610ee24f6762167

Download Submit
memory/4040-2-0x0000023DB6DB0000-0x0000023DB7DB0000-memory.dmp

Filesize
16.0MB

Download
memory/4040-12-0x0000023DB6D90000-0x0000023DB6D91000-memory.dmp

Filesize
4KB

Download