6a4423b255e84f2d1ca58a153bd423517a5c7013e719061941416760f7ef49d3

Analysis

max time kernel
520s
max time network
676s
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/discord-rpc.jar
Size

2.0MB
MD5

73b0b8cfe1172fe7820bbfa25280e6be
SHA1

0fc624b3f13255c36ab7dfe4ec4bc50b8d628361
SHA256

197b5686e2e98dd7aebfc69b2a7ac64294316ae8a36cd196c7591fcc419729bb
SHA512

45cf89b9b7809cf9ec9660ac77ae46334cd25fd7e159b6075648f7a973d2631acfb61ebfb25c2d88f9d6d4af9826953530f332b99c5a44d1bcf73ad00a23f77c
SSDEEP

49152:kC7CaT2mg3PC0wXiZDDFO8WLJmkRpveE+ZCeax:kCOaT9g3PCTXuYL3LGYXx

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4000	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 4000	4644	java.exe	95
PID 4644 wrote to memory of 4000	4644	java.exe	95

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\discord-rpc.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:4644
- 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:4000

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=2016 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:4200

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
8a73ea9ac48c253c61178c66531a9721

SHA1
0dcf8d903be8d65cf7199209edc5eac1f174761e

SHA256
89647c038004fff7ea59f8f8ef6ed8bcd27e1384f510406265cd3321ba8b05df

SHA512
b3b3e3e0c26d12beaebdf3f1b635857f49be644a05166ee89b70c2bd37ed4665ab50d4705ebd8433146bbe1a17c93e7ebaafbc3f84310fee26b9dae03e217d26

Download Submit
memory/4644-2-0x0000019280000000-0x0000019281000000-memory.dmp

Filesize
16.0MB

Download
memory/4644-12-0x00000192FC250000-0x00000192FC251000-memory.dmp

Filesize
4KB

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