6a4423b255e84f2d1ca58a153bd423517a5c7013e719061941416760f7ef49d3

Analysis

max time kernel
509s
max time network
652s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 15:08

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General

Target

Nurik/client_1_16_5/libraries/datafixerupper-4.0.26.jar
Size

657KB
MD5

2fed12ebc12229db27ac65d998622ba0
SHA1

ebd6690f33871ccee9b6132c6480668ee2e35020
SHA256

58fcc65cf4bde25a70073e574a15cff790df176920dd219291d5649f24417316
SHA512

9a42b869b8d764f2536265b7b15dbe79a472dea1e8008dfcddbf13c226ab75e4905a0a422fbf9aa4bb833494f04194ba4d62f01b90975a947a6a2eb0f2a120df
SSDEEP

12288:JyfWVJtQz3QEQUGJMJvZXAx3S58jYRZfA9R5+jeOSnWazPXEwoSXQc:JyuV3xJyvZXAxjQAh+7VazPXf

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3700	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 3700	2916	java.exe	94
PID 2916 wrote to memory of 3700	2916	java.exe	94

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\datafixerupper-4.0.26.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- 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:3700

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4072 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:4400

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

memory/2916-2-0x0000022A325D0000-0x0000022A335D0000-memory.dmp

Filesize
16.0MB

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memory/2916-11-0x0000022A30D70000-0x0000022A30D71000-memory.dmp

Filesize
4KB

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