ytstealer | 2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3

Analysis

max time kernel
164s
max time network
182s
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 01:33

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General

Target

2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe
Size

4.0MB
MD5

dbd66747e72f5e7e409c4d212a205bc0
SHA1

8190427d49dddc1f7d8cf86da9707108ef90bc19
SHA256

2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3
SHA512

be53e5a9b0b6a743cc304297486c77c20250eec3314e1d93b35c4f16076c87cff476113a2271403ce20ed27e846f4cb610f742450100c8434eb0d50218edafc3
SSDEEP

98304:z+6d5njPzUi5seSS2u092+In2VwkPd3IZ0ekOH:/Ln3Jt24nALWK

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/1344-120-0x0000000000A40000-0x0000000001819000-memory.dmp	family_ytstealer
behavioral2/memory/1344-123-0x0000000000A40000-0x0000000001819000-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/1344-120-0x0000000000A40000-0x0000000001819000-memory.dmp	upx
behavioral2/memory/1344-123-0x0000000000A40000-0x0000000001819000-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:

2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe

pid	process
1344	2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe
1344	2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe
1344	2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe
1344	2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.execmd.exe

description	pid	process	target process
PID 1344 wrote to memory of 4916	1344	2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe	cmd.exe
PID 1344 wrote to memory of 4916	1344	2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe	cmd.exe
PID 4916 wrote to memory of 2732	4916	cmd.exe	choice.exe
PID 4916 wrote to memory of 2732	4916	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe
"C:\Users\Admin\AppData\Local\Temp\2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1344

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\2f6ef29d41e255dc87e7b0150764bc69d06aef3a1f9c54fe59bee3f1db5dc7c3.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4916

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:2732

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/1344-120-0x0000000000A40000-0x0000000001819000-memory.dmp

Filesize
13.8MB

Download
memory/1344-123-0x0000000000A40000-0x0000000001819000-memory.dmp

Filesize
13.8MB

Download
memory/2732-122-0x0000000000000000-mapping.dmp

Download
memory/4916-121-0x0000000000000000-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