14529dca41abfea65abb51c84ec34ba0a951581586f98cef60213ae949a78320

Analysis

max time kernel
167s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2023 19:44

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General

Target

conhost.exe
Size

4.0MB
MD5

feccda803ece2e7a3b7e9798714ad47e
SHA1

e97182adccf8a7692e6ad2614b0fb7fd3898a1a2
SHA256

14529dca41abfea65abb51c84ec34ba0a951581586f98cef60213ae949a78320
SHA512

dec5fd4d184772ca590333b2382706c6e5a7b5050f9ae98af813192e06500424870e8332a1406c763e5cc6d266ddd7e09280b6bf118392fa6edea6fab5843287
SSDEEP

49152:jEjwvlIKv05z+UERnIcYmWjc3Cdh+5E9UFiqeb0/B1:RlhWzZ6hjEciqe

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4796	ntlhost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe"	conhost.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 4796	2400	conhost.exe	78
PID 2400 wrote to memory of 4796	2400	conhost.exe	78

C:\Users\Admin\AppData\Local\Temp\conhost.exe
"C:\Users\Admin\AppData\Local\Temp\conhost.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
  C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
  2⤵
  - Executes dropped EXE
  PID:4796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe

Filesize
191.9MB

MD5
dc8dadfd3097336147bc8337787213c2

SHA1
665076a7626fb26c8cd12532c380774ef2f6a92e

SHA256
0c4b79ccff72238c74fc8b79514886a4fe07574ab2d2c471696f35d79779f7cf

SHA512
480fdb737d5ac672dea689fe127de05023f20a633e492f392ff8beb1a2cd65192a7db181ba729f90f8b2d8c509cc3c043fe8f5f4a3b371eab8358b846742d28d

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C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe

Filesize
203.9MB

MD5
a46dd4a34c06d63e781cf2f21452234d

SHA1
10efcc11d22f0cf66c47e0e7f93ad59c33e5ce6a

SHA256
eb0993819f0e29461b33c073dde2a15f7a62441cf0254923734303dceb660938

SHA512
854c9b6a8355704abcc443cc3ee9d6a4247fff7a755608c0bdf9114c0cec2b86ec923ac86b4acb97ef5e64448427355530f168da32a7b603d1a45aece67aeae6

Download Submit