6a4423b255e84f2d1ca58a153bd423517a5c7013e719061941416760f7ef49d3

Analysis

max time kernel
432s
max time network
453s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 15:08

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General

Target

Nurik/client_1_16_5/libraries/httpclient-4.3.3.jar
Size

575KB
MD5

88cc3123fce88d61b7c2cdbfc33542c5
SHA1

18f4247ff4572a074444572cee34647c43e7c9c7
SHA256

9844cc9b5440d65a88d28bcba9d771374d2dfdab898848cda164611091633013
SHA512

7c0dfa5c0eec596795b6af8c74510cca34764802b9fdd785a1d135859284f864f69d915f4c5aa1c9c1b634ede4e76a0d73f956e859595de278c14979dd89bc2e
SSDEEP

12288:1Rz0VZhoYU/uUCaGaDKeCnqQqmSQ5yoyFxVsvJBSiY9YF:1JchY2DYR0OQAPFxiL094

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2856	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 2856	3644	java.exe	86
PID 3644 wrote to memory of 2856	3644	java.exe	86

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Nurik\client_1_16_5\libraries\httpclient-4.3.3.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:3644
- 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:2856

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

Replay Monitor

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Downloads

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

Filesize
46B

MD5
6025a7aede5315bad3a86af911184c94

SHA1
44c63012b02088c49a0f83e0789e196ec0c2cd48

SHA256
5f32555e1bdb3e86a973b898335d7fe3a7dfeaf41d75322213ff3a2159bba09f

SHA512
6cea6f2879909adc9559b9daa699d981d9509e112291a4079373d56d135e4387bdbda9b998ada37d4636418878313b630cbcd9d37a2f5673219c28a1ed5fab02

Download Submit
memory/3644-4-0x000001FA80000000-0x000001FA81000000-memory.dmp

Filesize
16.0MB

Download
memory/3644-11-0x000001FAF4AD0000-0x000001FAF4AD1000-memory.dmp

Filesize
4KB

Download
memory/3644-13-0x000001FA80000000-0x000001FA81000000-memory.dmp

Filesize
16.0MB

Download