ytstealer | f2e0fa01291e35a38903a47acf970d79e55ea709131a903be2d87b679530702b

Analysis

max time kernel
77s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2022 21:27

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General

Target

Seno_v0.7b_SadaxTS_windows_64.exe
Size

4.0MB
MD5

947ac0d59f24c19f55a89c4fcf08aca2
SHA1

0ae20cf5c7c0336b52f5c5416a9f283e9395fdf9
SHA256

f2e0fa01291e35a38903a47acf970d79e55ea709131a903be2d87b679530702b
SHA512

79d9e7f96e5e461bb0384c4de8c33e9758f973ee3a038ec7f0f42df280bc085ce9d83418fae7def66c22a8fb8a24689adbf400062715a30c2ef09d064bd4382c
SSDEEP

98304:ptEKyVAFmvKxD05DKgscpszdc/7JjkUjvHvN4mMXMmH9:pOKyW8WMDXscpSdc19jvH/V+

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/2016-132-0x0000000000600000-0x0000000001414000-memory.dmp	family_ytstealer
behavioral2/memory/2016-133-0x0000000000600000-0x0000000001414000-memory.dmp	family_ytstealer
behavioral2/memory/2016-137-0x0000000000600000-0x0000000001414000-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/2016-132-0x0000000000600000-0x0000000001414000-memory.dmp	upx
behavioral2/memory/2016-133-0x0000000000600000-0x0000000001414000-memory.dmp	upx
behavioral2/memory/2016-137-0x0000000000600000-0x0000000001414000-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

4648 powershell.exe
4648 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4648 powershell.exe

pid	process
4648	powershell.exe
4648	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4648	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

Seno_v0.7b_SadaxTS_windows_64.exe

description	pid	process	target process
PID 2016 wrote to memory of 4648	2016	Seno_v0.7b_SadaxTS_windows_64.exe	powershell.exe
PID 2016 wrote to memory of 4648	2016	Seno_v0.7b_SadaxTS_windows_64.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\Seno_v0.7b_SadaxTS_windows_64.exe
"C:\Users\Admin\AppData\Local\Temp\Seno_v0.7b_SadaxTS_windows_64.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell "" "Get-WmiObject Win32_PortConnector"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2016-132-0x0000000000600000-0x0000000001414000-memory.dmp

Filesize
14.1MB

Download
memory/2016-133-0x0000000000600000-0x0000000001414000-memory.dmp

Filesize
14.1MB

Download
memory/2016-137-0x0000000000600000-0x0000000001414000-memory.dmp

Filesize
14.1MB

Download
memory/4648-134-0x0000000000000000-mapping.dmp

Download
memory/4648-135-0x0000024164480000-0x00000241644A2000-memory.dmp

Filesize
136KB

Download
memory/4648-136-0x00007FFB7EDA0000-0x00007FFB7F861000-memory.dmp

Filesize
10.8MB

Download
memory/4648-138-0x00007FFB7EDA0000-0x00007FFB7F861000-memory.dmp

Filesize
10.8MB

Download