e521cf25317c2fcf5297fe04c16be337af9d4e71fcc2da0bdc4614612246811e

Analysis

max time kernel
133s
max time network
137s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
04-06-2024 16:52

Sharing

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Report Analysis Logs

General

Target

NetLimiterPatch/NLSvc.exe
Size

24KB
MD5

2edf1a304a5ee46d191cb6ac4c1a7624
SHA1

3540e441f9ddc24034b29a308af97bbaa4f2638b
SHA256

412992e7fd739b72868d3c2c370d82316f459ec85736b1448ca11a3ee6c9b6bc
SHA512

5de442b5b2ecbac6dccdabddc96141e5a1767cec122d97d9862d78384ddacdac55ca76ad8115c718ae40c4486796fd0ed8ad35a7b70bb6144fdc28db6bf81d5e
SSDEEP

768:TJNLVRHuAeEtYcFmYB6Kb2j1W9wSAMxkENr:3bE4mYBlbC2xt

Score

1^/10

Malware Config

Signatures

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EFC31460C619ECAE59C1BCE2C008036D94C84B8\Blob = 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	NLSvc.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EFC31460C619ECAE59C1BCE2C008036D94C84B8\Blob = 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	NLSvc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EFC31460C619ECAE59C1BCE2C008036D94C84B8	NLSvc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	600	NLSvc.exe
Token: SeTcbPrivilege	600	NLSvc.exe

C:\Users\Admin\AppData\Local\Temp\NetLimiterPatch\NLSvc.exe
"C:\Users\Admin\AppData\Local\Temp\NetLimiterPatch\NLSvc.exe"
1⤵
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
PID:600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/600-0-0x000001E03C7D0000-0x000001E03C7D8000-memory.dmp

Filesize
32KB

Download
memory/600-1-0x00007FFA2ACB3000-0x00007FFA2ACB4000-memory.dmp

Filesize
4KB

Download
memory/600-2-0x000001E03E590000-0x000001E03E66C000-memory.dmp

Filesize
880KB

Download
memory/600-3-0x00007FFA2ACB0000-0x00007FFA2B69C000-memory.dmp

Filesize
9.9MB

Download
memory/600-18-0x000001E03E4B0000-0x000001E03E504000-memory.dmp

Filesize
336KB

Download
memory/600-19-0x000001E03E540000-0x000001E03E550000-memory.dmp

Filesize
64KB

Download
memory/600-20-0x000001E0571E0000-0x000001E05722C000-memory.dmp

Filesize
304KB

Download
memory/600-21-0x000001E056E70000-0x000001E056E92000-memory.dmp

Filesize
136KB

Download
memory/600-22-0x000001E03E580000-0x000001E03E58C000-memory.dmp

Filesize
48KB

Download
memory/600-23-0x00007FFA2ACB0000-0x00007FFA2B69C000-memory.dmp

Filesize
9.9MB

Download
memory/600-24-0x000001E057400000-0x000001E05771A000-memory.dmp

Filesize
3.1MB

Download
memory/600-25-0x000001E057720000-0x000001E0577CA000-memory.dmp

Filesize
680KB

Download
memory/600-26-0x000001E057380000-0x000001E0573D0000-memory.dmp

Filesize
320KB

Download
memory/600-27-0x000001E057330000-0x000001E057342000-memory.dmp

Filesize
72KB

Download
memory/600-28-0x000001E057810000-0x000001E05784E000-memory.dmp

Filesize
248KB

Download
memory/600-29-0x00007FFA2ACB0000-0x00007FFA2B69C000-memory.dmp

Filesize
9.9MB

Download
memory/600-33-0x00007FFA2ACB3000-0x00007FFA2ACB4000-memory.dmp

Filesize
4KB

Download
memory/600-34-0x00007FFA2ACB0000-0x00007FFA2B69C000-memory.dmp

Filesize
9.9MB

Download
memory/600-35-0x00007FFA2ACB0000-0x00007FFA2B69C000-memory.dmp

Filesize
9.9MB

Download