213005ac3eed9e5dfa0b00b24cf04cb9ca484b940799c47b095834681e23b807

Analysis

max time kernel
91s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2024 03:06

Target

IMG-ScanPO#KRMU6644555 -TUTICORINYMHG & OUTST.jar
Size

177KB
MD5

9c7eaf398d41438251ea4b2c695eb250
SHA1

f7e64b03c8569ab52c2266d7843f2766563196c1
SHA256

213005ac3eed9e5dfa0b00b24cf04cb9ca484b940799c47b095834681e23b807
SHA512

58ee596609eed64712a87be054f7fbcd4f27ce6c81cfcb3e9792002ab40cc346646bbd8556c4d18a64efaa5e1bd8e507613a6ab78bfdd1afedccb81335957704
SSDEEP

3072:rvQfkUNnW5ecEO2VfscDg6HHU6XOzqQBznk7VPyXVd7gVPQj1Ab9:bXUNl/ecDgmHtkzk7Vqld7eZ

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4696 icacls.exe

pid	process
4696	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\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\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\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\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\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\server\ntdll.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 2732 wrote to memory of 4696 2732 java.exe icacls.exe
PID 2732 wrote to memory of 4696 2732 java.exe icacls.exe

description	pid	process	target process
PID 2732 wrote to memory of 4696	2732	java.exe	icacls.exe
PID 2732 wrote to memory of 4696	2732	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:4696

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
ee5f17eeefbe4c8aff5df5791eddbd67

SHA1
7ea7a867ff88fa77cf84548ab10c1c213a5c9897

SHA256
b65af59ce1c3a2d45c35103fd45dbbe6fd781abccc171031bf7e8a4af8b9eb7b

SHA512
65ea8b63f475e6fb7f57aa20463ff6d6937e17cc273a3916b30606ec1a9ebe921a0ab00b2d68e36fa81445876ee772090e7e0ee72a8b55a0177a23d8b2bcaeb1

Download Submit
memory/2732-4-0x0000021FAB5B0000-0x0000021FAC5B0000-memory.dmp

Filesize
16.0MB

Download
memory/2732-13-0x0000021FAB590000-0x0000021FAB591000-memory.dmp

Filesize
4KB

Download
memory/2732-15-0x0000021FAB5B0000-0x0000021FAC5B0000-memory.dmp

Filesize
16.0MB

Download
memory/2732-17-0x0000021FAB5B0000-0x0000021FAC5B0000-memory.dmp

Filesize
16.0MB

Download