ytstealer | 45a0ab555680bd5d74472ec1fa7c56092fb2eee5123e35f74b44f807d087e1ef

Analysis

max time kernel
165s
max time network
287s
platform
windows10-1703_x64
resource
win10-20220718-en
resource tags

arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system
submitted
20/07/2022, 07:45

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General

Target

45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe
Size

4.0MB
MD5

98d436062464b3b15630ba3e0935d919
SHA1

6ba6f6f0ece9507e32cc1a0620253f173f98aa73
SHA256

45a0ab555680bd5d74472ec1fa7c56092fb2eee5123e35f74b44f807d087e1ef
SHA512

1e8cae5ce8f4833c9517749e799f81677208bc98fdcb8890333a4aafd10ebc0580db7b82a2436c23eab06111e13258889051aec7183d4462f179308ef26a0999

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 2 IoCs

resource	yara_rule
behavioral2/memory/2388-114-0x00000000010E0000-0x0000000001EB8000-memory.dmp	family_ytstealer
behavioral2/memory/2388-117-0x00000000010E0000-0x0000000001EB8000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2388-114-0x00000000010E0000-0x0000000001EB8000-memory.dmp	upx
behavioral2/memory/2388-117-0x00000000010E0000-0x0000000001EB8000-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

pid	Process
2388	45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe
2388	45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe
2388	45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe
2388	45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 4228	2388	45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe	69
PID 2388 wrote to memory of 4228	2388	45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe	69
PID 4228 wrote to memory of 4412	4228	cmd.exe	67
PID 4228 wrote to memory of 4412	4228	cmd.exe	67

C:\Users\Admin\AppData\Local\Temp\45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe
"C:\Users\Admin\AppData\Local\Temp\45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2388
- 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\45A0AB555680BD5D74472EC1FA7C56092FB2EEE5123E35F74B44F807D087E1EF.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4228

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
1⤵
PID:4412

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

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Downloads

memory/2388-114-0x00000000010E0000-0x0000000001EB8000-memory.dmp

Filesize
13.8MB

Download
memory/2388-117-0x00000000010E0000-0x0000000001EB8000-memory.dmp

Filesize
13.8MB

Download