31ee8b1f5a729087bfcd58265b4558d9c382736e74934a18200756ac672f6005

Analysis

max time kernel
87s
max time network
91s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
02/05/2024, 13:25

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General

Target

lib/asm-all.jar
Size

241KB
MD5

f5ad16c7f0338b541978b0430d51dc83
SHA1

2ea49e08b876bbd33e0a7ce75c8f371d29e1f10a
SHA256

7fbffbc1db3422e2101689fd88df8384b15817b52b9b2b267b9f6d2511dc198d
SHA512

82e6749f4a6956f5b8dd5a5596ca170a1b7ff4e551714b56a293e6b8c7b092cbec2bec9dc0d9503404deb8f175cbb1ded2e856c6bc829411c8ed311c1861336a
SSDEEP

6144:p+30cnH7ihlQT+uRm0C/vL7cvRurEQ9oTo4/1pC:p+3VnYo+WkvsJuApo4/1k

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3396	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 3396	2032	java.exe	82
PID 2032 wrote to memory of 3396	2032	java.exe	82

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\lib\asm-all.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- 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:3396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
cb9e1ac067f716bd3d17f85a7cb13363

SHA1
8eddd659bf6df3a8a8aa1a392ccf26dfc2173477

SHA256
0b438abd4ba997c6cda47f3daadec9a1ba5392dcbd6f2c34eb6f4c02faf4f751

SHA512
2f5e6ebb2db855b6428820952cc6fbcb5fcb10aabaf1f622da4db8c7205948c4a3d9fe909b7bd01d67acff356e3f9592bbe795f66bb97469a81d33846d045792

Download Submit
memory/2032-2-0x0000016A90610000-0x0000016A90880000-memory.dmp

Filesize
2.4MB

Download
memory/2032-12-0x0000016A905F0000-0x0000016A905F1000-memory.dmp

Filesize
4KB

Download
memory/2032-13-0x0000016A90610000-0x0000016A90880000-memory.dmp

Filesize
2.4MB

Download