ytstealer | 3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
15-09-2022 03:27

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General

Target

3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe
Size

4.0MB
MD5

5ab27ffc06ac4caa6b4467d9b8e1bb5c
SHA1

8dff39ffe90914894a41b22df544d94536c10267
SHA256

3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb
SHA512

3944116ce24ace12def4a869e5ec3f48b88036ee4147404fb78ad80d36938796b4e2659f56ebb8ae2f1a12f18e63f0c52d6b1d40198a809f16d666f0ded16807
SSDEEP

98304:3YnwokpuNSTuqmI79vyES8K4KE8RtPTz9/Xv4p2P80BrZpR/hZ:CepjTBmW95gD9IYBtpR/hZ

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/1832-54-0x0000000000390000-0x0000000001159000-memory.dmp	family_ytstealer
behavioral1/memory/1832-57-0x0000000000390000-0x0000000001159000-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/1832-54-0x0000000000390000-0x0000000001159000-memory.dmp	upx
behavioral1/memory/1832-57-0x0000000000390000-0x0000000001159000-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:

3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe

pid	process
1832	3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe
1832	3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.execmd.exe

description	pid	process	target process
PID 1832 wrote to memory of 1496	1832	3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe	cmd.exe
PID 1832 wrote to memory of 1496	1832	3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe	cmd.exe
PID 1832 wrote to memory of 1496	1832	3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe	cmd.exe
PID 1496 wrote to memory of 560	1496	cmd.exe	choice.exe
PID 1496 wrote to memory of 560	1496	cmd.exe	choice.exe
PID 1496 wrote to memory of 560	1496	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe
"C:\Users\Admin\AppData\Local\Temp\3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1832

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\3cd0cfe1fc94267d3abfd828eef75f167570f3aef6b79ff20595cc965a3ad1eb.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:560

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/560-56-0x0000000000000000-mapping.dmp

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memory/1496-55-0x0000000000000000-mapping.dmp

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memory/1832-54-0x0000000000390000-0x0000000001159000-memory.dmp

Filesize
13.8MB

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memory/1832-57-0x0000000000390000-0x0000000001159000-memory.dmp

Filesize
13.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads