ytstealer | 4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14

Analysis

max time kernel
51s
max time network
180s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
30-08-2022 01:46

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General

Target

4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe
Size

4.0MB
MD5

f4210ec5240c10dce02aef7a23a602c9
SHA1

0a30769a0d0e96c26205b4277793e164c9f6885d
SHA256

4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14
SHA512

b6f67a9ea4ea85a6b3704cb3716d46c1fc6c544e43999ea45d83f068fe9dcd46bfd62a68325047ebaa01da9c629ba7c4a3a5ffd805fc9fcff5304594db95fa36
SSDEEP

98304:D6mT/rp+B9JCEMRwoTDN8F4Nu8jQZoVlU7o:DR/tcJiwoTDuF98jyqlU0

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

Processes:

resource	yara_rule
behavioral2/memory/2248-118-0x00000000008D0000-0x00000000016A9000-memory.dmp	family_ytstealer
behavioral2/memory/2248-121-0x00000000008D0000-0x00000000016A9000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2248-118-0x00000000008D0000-0x00000000016A9000-memory.dmp	upx
behavioral2/memory/2248-121-0x00000000008D0000-0x00000000016A9000-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

Processes:

4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe

pid	process
2248	4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe
2248	4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe
2248	4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe
2248	4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.execmd.exe

description	pid	process	target process
PID 2248 wrote to memory of 3548	2248	4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe	cmd.exe
PID 2248 wrote to memory of 3548	2248	4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe	cmd.exe
PID 3548 wrote to memory of 5060	3548	cmd.exe	choice.exe
PID 3548 wrote to memory of 5060	3548	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe
"C:\Users\Admin\AppData\Local\Temp\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2248

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\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:3548

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:5060

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

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Downloads

memory/2248-118-0x00000000008D0000-0x00000000016A9000-memory.dmp

Filesize
13.8MB

Download
memory/2248-121-0x00000000008D0000-0x00000000016A9000-memory.dmp

Filesize
13.8MB

Download
memory/3548-119-0x0000000000000000-mapping.dmp

Download
memory/5060-120-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads