ytstealer | 880c002df447636a1e2b492a27a01fa5db8ad51ece22e110ad52f83201c73bca

Analysis

max time kernel
54s
max time network
183s
platform
windows10_x64
resource
win10-20220414-en
resource tags

arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
submitted
12-08-2022 07:06

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General

Target

880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
Size

4.0MB
MD5

8cee8d91fd2c518f360805f77d5462af
SHA1

9b9193d82ca01f2033398e0bcdebd3b01ece9ffb
SHA256

880c002df447636a1e2b492a27a01fa5db8ad51ece22e110ad52f83201c73bca
SHA512

449bbdeb84a063fad162fb560cf9a9e145e5312b4857532efa214561d1df16ed2b929fc7eb9a8a8dc744406756d504c0c4da01403add2145886be96471c566e3

Score

10^/10

ytstealer spyware stealer upx

Malware Config

Signatures

YTStealer
YTStealer is a malware designed to steal YouTube authentication cookies.
stealer ytstealer

YTStealer payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3276-121-0x0000000000B20000-0x00000000018E9000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3276-118-0x0000000000B20000-0x00000000018E9000-memory.dmp	upx
behavioral2/memory/3276-121-0x0000000000B20000-0x00000000018E9000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe

pid	process
3276	880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
3276	880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
3276	880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
3276	880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.execmd.exe

description	pid	process	target process
PID 3276 wrote to memory of 3568	3276	880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe	cmd.exe
PID 3276 wrote to memory of 3568	3276	880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe	cmd.exe
PID 3568 wrote to memory of 420	3568	cmd.exe	choice.exe
PID 3568 wrote to memory of 420	3568	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
"C:\Users\Admin\AppData\Local\Temp\880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3276

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:3568

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:420

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/420-120-0x0000000000000000-mapping.dmp

Download
memory/3276-118-0x0000000000B20000-0x00000000018E9000-memory.dmp

Filesize
13.8MB

Download
memory/3276-121-0x0000000000B20000-0x00000000018E9000-memory.dmp

Filesize
13.8MB

Download
memory/3568-119-0x0000000000000000-mapping.dmp

Download