d12c23844f090115e9ab57ad9d53fefe49dbbe05a1766551d6b0dd916451965e

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 02:38

Target

bf9f710ba1787558944c14a51c3caab8.jar
Size

107KB
MD5

bf9f710ba1787558944c14a51c3caab8
SHA1

8ae1f0e795b1aadc692964ac6ee27127fb7d6644
SHA256

d12c23844f090115e9ab57ad9d53fefe49dbbe05a1766551d6b0dd916451965e
SHA512

6b9d951521628e0fa58158e29d9dbeb511c053824575815c943d06f5d98375b7333be4f4cedcd4d864714735a8f9633bd960a58c0f177d7391de272e6a61ccf5
SSDEEP

1536:JbnFYRwaRs91zJuDt6IulM3p6crzdUKW3CwxC5MQAssDgRmAWYGfq6gbyoLGgFo:kG91zaL3Usxe3S5AssDYvGi6g2hD

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4152 icacls.exe

pid	process
4152	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\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\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\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\server\symbols\dll\jvm.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 4208 wrote to memory of 4152 4208 java.exe icacls.exe
PID 4208 wrote to memory of 4152 4208 java.exe icacls.exe

description	pid	process	target process
PID 4208 wrote to memory of 4152	4208	java.exe	icacls.exe
PID 4208 wrote to memory of 4152	4208	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:4152

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
60ce901427565f71fb06c82a5471e202

SHA1
f0c6b493292a148f02e2b339e401a719cdb7c1bb

SHA256
ff63c1474d7306ddd7d88ac0d4f155697698ed1b70d24fc79f1a881b984b4138

SHA512
caee867e7d1c1d66c25427e1c2cc19895923ef93023c8cb2663e06d4c42d08fe339d6d5f9b81aabeb3fb62987850a9018a7f33dc2d89577d3f698def670004c5

Download Submit
memory/4208-6-0x0000020E51F20000-0x0000020E52F20000-memory.dmp

Filesize
16.0MB

Download
memory/4208-12-0x0000020E51F00000-0x0000020E51F01000-memory.dmp

Filesize
4KB

Download
memory/4208-18-0x0000020E51F20000-0x0000020E52F20000-memory.dmp

Filesize
16.0MB

Download
memory/4208-27-0x0000020E521A0000-0x0000020E521B0000-memory.dmp

Filesize
64KB

Download
memory/4208-26-0x0000020E51F20000-0x0000020E52F20000-memory.dmp

Filesize
16.0MB

Download
memory/4208-28-0x0000020E521C0000-0x0000020E521D0000-memory.dmp

Filesize
64KB

Download
memory/4208-29-0x0000020E521D0000-0x0000020E521E0000-memory.dmp

Filesize
64KB

Download
memory/4208-30-0x0000020E521E0000-0x0000020E521F0000-memory.dmp

Filesize
64KB

Download
memory/4208-31-0x0000020E51F20000-0x0000020E52F20000-memory.dmp

Filesize
16.0MB

Download