ytstealer | a54ac89930406913a3b0b3b8e3ef738135a9b7fa54b01578f870e26ee9f99efb

Analysis

max time kernel
156s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31-08-2022 08:46

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General

Target

SecuriteInfo.com.Trojan.GenericKD.61289912.19669.5500.exe
Size

4.0MB
MD5

47b29465bb5fcbbd899f1d98af193f06
SHA1

ddd7c01b07939751f734c1e9b7aa17853447e02c
SHA256

a54ac89930406913a3b0b3b8e3ef738135a9b7fa54b01578f870e26ee9f99efb
SHA512

838a170802283f318712195402dc26dc601d2f81d3dae1f32309e532af732808c1a8b03c80f7dcf99b2ae94276678bb4211a44ebe889335da34a6083c4bd31f8
SSDEEP

98304:556qNnHwRAd/G/dzWR6bn0RqGUvxf9g+9wZbgVA4GYaBD/zgEbSCxj:55XQN1zTreqGsxD5VtGYa1/

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 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1432-132-0x0000000000320000-0x0000000001132000-memory.dmp	family_ytstealer
behavioral2/memory/1432-133-0x0000000000320000-0x0000000001132000-memory.dmp	family_ytstealer
behavioral2/memory/1432-138-0x0000000000320000-0x0000000001132000-memory.dmp	family_ytstealer

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1432-132-0x0000000000320000-0x0000000001132000-memory.dmp	upx
behavioral2/memory/1432-133-0x0000000000320000-0x0000000001132000-memory.dmp	upx
behavioral2/memory/1432-138-0x0000000000320000-0x0000000001132000-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 2 IoCs

Processes:

powershell.exe

pid process

640 powershell.exe
640 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 640 powershell.exe

pid	process
640	powershell.exe
640	powershell.exe

description	pid	process
Token: SeDebugPrivilege	640	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

SecuriteInfo.com.Trojan.GenericKD.61289912.19669.5500.exe

description	pid	process	target process
PID 1432 wrote to memory of 640	1432	SecuriteInfo.com.Trojan.GenericKD.61289912.19669.5500.exe	powershell.exe
PID 1432 wrote to memory of 640	1432	SecuriteInfo.com.Trojan.GenericKD.61289912.19669.5500.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.61289912.19669.5500.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.61289912.19669.5500.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1432

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell "" "Get-WmiObject Win32_PortConnector"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:640

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/640-134-0x0000000000000000-mapping.dmp

Download
memory/640-135-0x000001FE1B2A0000-0x000001FE1B2C2000-memory.dmp

Filesize
136KB

Download
memory/640-136-0x00007FFB8E480000-0x00007FFB8EF41000-memory.dmp

Filesize
10.8MB

Download
memory/640-137-0x00007FFB8E480000-0x00007FFB8EF41000-memory.dmp

Filesize
10.8MB

Download
memory/1432-132-0x0000000000320000-0x0000000001132000-memory.dmp

Filesize
14.1MB

Download
memory/1432-133-0x0000000000320000-0x0000000001132000-memory.dmp

Filesize
14.1MB

Download
memory/1432-138-0x0000000000320000-0x0000000001132000-memory.dmp

Filesize
14.1MB

Download