ytstealer | 0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08

Analysis

max time kernel
144s
max time network
181s
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 01:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe
Size

4.0MB
MD5

1f54f1959ef39c6acf3202267af48774
SHA1

a5ca27774d1b63a2d72ae2bd76d314e6006f847a
SHA256

0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08
SHA512

641f5d6dd6ce61e447ba2d663cc7ee763c25312b8842f5c76a8de01db4662cb218cf8134082fb0278aedf7b52494ee4eed19a372ce8c34ff38971db4bc19b4c7
SSDEEP

98304:2cg4QHyhQRdIu1NvqrryuG8B2ST0ZTvvv/PFg8U/7:2cnQHyhLu/vqrOQT0ZDv/PFvI7

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/2380-120-0x0000000001250000-0x0000000002018000-memory.dmp	family_ytstealer
behavioral2/memory/2380-123-0x0000000001250000-0x0000000002018000-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/2380-120-0x0000000001250000-0x0000000002018000-memory.dmp	upx
behavioral2/memory/2380-123-0x0000000001250000-0x0000000002018000-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:

0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe

pid	process
2380	0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe
2380	0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe
2380	0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe
2380	0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.execmd.exe

description	pid	process	target process
PID 2380 wrote to memory of 4660	2380	0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe	cmd.exe
PID 2380 wrote to memory of 4660	2380	0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe	cmd.exe
PID 4660 wrote to memory of 4912	4660	cmd.exe	choice.exe
PID 4660 wrote to memory of 4912	4660	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe
"C:\Users\Admin\AppData\Local\Temp\0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2380

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\0438d22074dc8c6ffc1023c48bd20aa8126d085316fb3afc88b224bfe3d36e08.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4660

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:4912

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

Loading Replay Monitor...

Downloads

memory/2380-120-0x0000000001250000-0x0000000002018000-memory.dmp

Filesize
13.8MB

Download
memory/2380-123-0x0000000001250000-0x0000000002018000-memory.dmp

Filesize
13.8MB

Download
memory/4660-121-0x0000000000000000-mapping.dmp

Download
memory/4912-122-0x0000000000000000-mapping.dmp

Download