ytstealer | cecc58f7e5b69e0b2159f68ca5ee38f36b59a0adbe36f8a93e791f8788488fb5

Analysis

max time kernel
142s
max time network
125s
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 13:37

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General

Target

SecuriteInfo.com.Trojan.GenericKD.61281284.9987.20867.exe
Size

4.0MB
MD5

54d16b2bd83331c4512e3392271ac098
SHA1

313327e368810eae000d565f642a33ae3fc47fef
SHA256

cecc58f7e5b69e0b2159f68ca5ee38f36b59a0adbe36f8a93e791f8788488fb5
SHA512

9a613dd5e73d001e7a5fc71433619c6ffe7f1208b4930652e8a3c5e34330e7c7baf588a1386126d4a131041ad6162dfb390a3174f3cf511eaada1d00b4c314b3
SSDEEP

98304:aMXrxoP12YqQvOY3bpQQThqO04uQtXrLG+O/ee1:ayxoPgKvdlZ2utXrS+i

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/3604-132-0x0000000000DC0000-0x0000000001BD2000-memory.dmp	family_ytstealer
behavioral2/memory/3604-133-0x0000000000DC0000-0x0000000001BD2000-memory.dmp	family_ytstealer
behavioral2/memory/3604-138-0x0000000000DC0000-0x0000000001BD2000-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/3604-132-0x0000000000DC0000-0x0000000001BD2000-memory.dmp	upx
behavioral2/memory/3604-133-0x0000000000DC0000-0x0000000001BD2000-memory.dmp	upx
behavioral2/memory/3604-138-0x0000000000DC0000-0x0000000001BD2000-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

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

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 100 powershell.exe

pid	process
100	powershell.exe
100	powershell.exe

description	pid	process
Token: SeDebugPrivilege	100	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

SecuriteInfo.com.Trojan.GenericKD.61281284.9987.20867.exe

description	pid	process	target process
PID 3604 wrote to memory of 100	3604	SecuriteInfo.com.Trojan.GenericKD.61281284.9987.20867.exe	powershell.exe
PID 3604 wrote to memory of 100	3604	SecuriteInfo.com.Trojan.GenericKD.61281284.9987.20867.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.61281284.9987.20867.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.61281284.9987.20867.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3604

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell "" "Get-WmiObject Win32_PortConnector"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:100

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/100-134-0x0000000000000000-mapping.dmp

Download
memory/100-135-0x0000020A3DD20000-0x0000020A3DD42000-memory.dmp

Filesize
136KB

Download
memory/100-136-0x00007FFAB6C00000-0x00007FFAB76C1000-memory.dmp

Filesize
10.8MB

Download
memory/100-137-0x00007FFAB6C00000-0x00007FFAB76C1000-memory.dmp

Filesize
10.8MB

Download
memory/3604-132-0x0000000000DC0000-0x0000000001BD2000-memory.dmp

Filesize
14.1MB

Download
memory/3604-133-0x0000000000DC0000-0x0000000001BD2000-memory.dmp

Filesize
14.1MB

Download
memory/3604-138-0x0000000000DC0000-0x0000000001BD2000-memory.dmp

Filesize
14.1MB

Download