ytstealer | 00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f

Analysis

max time kernel
40s
max time network
44s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 01:11

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General

Target

00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe
Size

4.0MB
MD5

0ac6f35f66c16b69510c8027a84a7ddb
SHA1

54595fd544f2d9c2200ced5cfb68644a4590fdaf
SHA256

00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f
SHA512

3b3a0a89aac60a572e96509610f94d9c843a3d619d4dac44e93d01c4e01f7621c33530b02b28c2a2803d359e1b5cca11233608691bc916d2259dd9c105cfdff2
SSDEEP

98304:j+RUhcAUHWLzKHROzV9eAClyLWhGbbtKT7Ei8/RVCJMBFv:jCAU2nKxOzV9/sy+GbbYo/RVbt

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
behavioral1/memory/1504-54-0x0000000000C00000-0x00000000019D8000-memory.dmp	family_ytstealer
behavioral1/memory/1504-57-0x0000000000C00000-0x00000000019D8000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1504-54-0x0000000000C00000-0x00000000019D8000-memory.dmp	upx
behavioral1/memory/1504-57-0x0000000000C00000-0x00000000019D8000-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:

00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe

pid	process
1504	00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe
1504	00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.execmd.exe

description	pid	process	target process
PID 1504 wrote to memory of 1816	1504	00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe	cmd.exe
PID 1504 wrote to memory of 1816	1504	00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe	cmd.exe
PID 1504 wrote to memory of 1816	1504	00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe	cmd.exe
PID 1816 wrote to memory of 672	1816	cmd.exe	choice.exe
PID 1816 wrote to memory of 672	1816	cmd.exe	choice.exe
PID 1816 wrote to memory of 672	1816	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe
"C:\Users\Admin\AppData\Local\Temp\00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1504

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\00233c807e4b8b406474a8af79caab403e8cc212b8cd217ba063e773428ef53f.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1816

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:672

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

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Downloads

memory/672-56-0x0000000000000000-mapping.dmp

Download
memory/1504-54-0x0000000000C00000-0x00000000019D8000-memory.dmp

Filesize
13.8MB

Download
memory/1504-57-0x0000000000C00000-0x00000000019D8000-memory.dmp

Filesize
13.8MB

Download
memory/1816-55-0x0000000000000000-mapping.dmp

Download