ytstealer | 3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 01:35

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General

Target

3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe
Size

4.0MB
MD5

4ea43c1228ceab5c14517d116cfbefe3
SHA1

0dfdd70d4a217b0748fed1e7deabe89800cb292a
SHA256

3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739
SHA512

2d5198c22188ff48e4ef80654dc33c21f356abebbfab56a7c1ced925ddbae975f6cbff24ca001f2d0321d713150732c5dabb2bdf081f742a742ef72a6bb2bbf5
SSDEEP

98304:YEOjaq/BeRw29Datebul7c6g6KzEODdw4HD:YENqKw2ctzl7cD6Kw4

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/900-54-0x0000000000D00000-0x0000000001AC8000-memory.dmp	family_ytstealer
behavioral1/memory/900-57-0x0000000000D00000-0x0000000001AC8000-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/900-54-0x0000000000D00000-0x0000000001AC8000-memory.dmp	upx
behavioral1/memory/900-57-0x0000000000D00000-0x0000000001AC8000-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:

3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe

pid	process
900	3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe
900	3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.execmd.exe

description	pid	process	target process
PID 900 wrote to memory of 1796	900	3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe	cmd.exe
PID 900 wrote to memory of 1796	900	3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe	cmd.exe
PID 900 wrote to memory of 1796	900	3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe	cmd.exe
PID 1796 wrote to memory of 1188	1796	cmd.exe	choice.exe
PID 1796 wrote to memory of 1188	1796	cmd.exe	choice.exe
PID 1796 wrote to memory of 1188	1796	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe
"C:\Users\Admin\AppData\Local\Temp\3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:900

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\3204c8ac0e8efa95ec18cb0a31bb0e470dce9de7fec873c995f1a9cb48f1c739.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1796

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1188

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/900-54-0x0000000000D00000-0x0000000001AC8000-memory.dmp

Filesize
13.8MB

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memory/900-57-0x0000000000D00000-0x0000000001AC8000-memory.dmp

Filesize
13.8MB

Download
memory/1188-56-0x0000000000000000-mapping.dmp

Download
memory/1796-55-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads