56f0a10c33da16a1d597d2772bca21ae3e39cc179cf31eef3fa623480580bb61

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
18-03-2024 12:03

Target

d375b26e07150dc37dae2ce7d22a586b.jar
Size

102KB
MD5

d375b26e07150dc37dae2ce7d22a586b
SHA1

8d4ec9d1b48c5cd2ffaeae674c8e93b489a5c171
SHA256

56f0a10c33da16a1d597d2772bca21ae3e39cc179cf31eef3fa623480580bb61
SHA512

6b388b840e70b988345be952efdce79d830934abb49dcbc6060441a0cd58014de4cd4ed19743adce77ee7af0133fe7db00d10a5d578754fb8d714e9f8925b3ec
SSDEEP

1536:cjSW+gbZj1hXLp8tmGiwvzk//zNpPShwbRWNcRcqrdHc4CSshc/6yN6:cjSW+QZjHX6tgGadAqp8nSsnyM

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

3256 icacls.exe

pid	process
3256	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\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\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\server\symbols\dll\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\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\server\jvm.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 1908 wrote to memory of 3256 1908 java.exe icacls.exe
PID 1908 wrote to memory of 3256 1908 java.exe icacls.exe

description	pid	process	target process
PID 1908 wrote to memory of 3256	1908	java.exe	icacls.exe
PID 1908 wrote to memory of 3256	1908	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:3256

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
eb6f01303ce08d03503087f64bbf25ce

SHA1
5ef20d7d28b16779d07cd891327b1b83cfb53f92

SHA256
d99461aead1f74aec5c1627bbacc8d53da7381aed59d0c7ed85d6a80902f7637

SHA512
fa29c959fab746b07988c7c1577c922415e52f5a0dc91e7b41d787a1995fa740e84d3fe6344f86ecf25a1b4f8c995b3396ed3b1fdc1d6480bb45ab17fc649b77

Download Submit
memory/1908-4-0x0000027169610000-0x000002716A610000-memory.dmp

Filesize
16.0MB

Download
memory/1908-16-0x0000027169610000-0x000002716A610000-memory.dmp

Filesize
16.0MB

Download
memory/1908-18-0x0000027169890000-0x00000271698A0000-memory.dmp

Filesize
64KB

Download
memory/1908-19-0x00000271698A0000-0x00000271698B0000-memory.dmp

Filesize
64KB

Download
memory/1908-20-0x0000027169610000-0x000002716A610000-memory.dmp

Filesize
16.0MB

Download