ytstealer | ec48e4f7a92017942ae73a4636cf0d443edf43e8e6e8668607f9f9d8ad54143e

Analysis

max time kernel
144s
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 13:38

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General

Target

SecuriteInfo.com.Trojan.GenericKD.61228389.22202.18148.exe
Size

4.0MB
MD5

f1fcfddfc287bac854ad33726c342a11
SHA1

1a16e99f426bf6804dbd1b210fe638c4fbccfbe4
SHA256

ec48e4f7a92017942ae73a4636cf0d443edf43e8e6e8668607f9f9d8ad54143e
SHA512

2a0aa0754175374133f6168afec5db96b87b34cd4058acb9515803cb70faa95095dff65c9404fc871bd68fbc56cfb6a888c163e080a3d0f7f2372f6cd5740218
SSDEEP

98304:eyKTPUjhpasOsGeFdoXN92lxptjX3cihtcF:eyqPUHTOgFCXG7p9Bhtc

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/952-132-0x0000000000A20000-0x0000000001832000-memory.dmp	family_ytstealer
behavioral2/memory/952-133-0x0000000000A20000-0x0000000001832000-memory.dmp	family_ytstealer
behavioral2/memory/952-137-0x0000000000A20000-0x0000000001832000-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/952-132-0x0000000000A20000-0x0000000001832000-memory.dmp	upx
behavioral2/memory/952-133-0x0000000000A20000-0x0000000001832000-memory.dmp	upx
behavioral2/memory/952-137-0x0000000000A20000-0x0000000001832000-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

2156 powershell.exe
2156 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2156 powershell.exe

pid	process
2156	powershell.exe
2156	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2156	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

SecuriteInfo.com.Trojan.GenericKD.61228389.22202.18148.exe

description	pid	process	target process
PID 952 wrote to memory of 2156	952	SecuriteInfo.com.Trojan.GenericKD.61228389.22202.18148.exe	powershell.exe
PID 952 wrote to memory of 2156	952	SecuriteInfo.com.Trojan.GenericKD.61228389.22202.18148.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.61228389.22202.18148.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.61228389.22202.18148.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:952
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell "" "Get-WmiObject Win32_PortConnector"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2156

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/952-132-0x0000000000A20000-0x0000000001832000-memory.dmp

Filesize
14.1MB

Download
memory/952-133-0x0000000000A20000-0x0000000001832000-memory.dmp

Filesize
14.1MB

Download
memory/952-137-0x0000000000A20000-0x0000000001832000-memory.dmp

Filesize
14.1MB

Download
memory/2156-134-0x0000000000000000-mapping.dmp

Download
memory/2156-135-0x0000013EE8030000-0x0000013EE8052000-memory.dmp

Filesize
136KB

Download
memory/2156-136-0x00007FFF7B120000-0x00007FFF7BBE1000-memory.dmp

Filesize
10.8MB

Download
memory/2156-138-0x00007FFF7B120000-0x00007FFF7BBE1000-memory.dmp

Filesize
10.8MB

Download