ytstealer | 9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae

Analysis

max time kernel
43s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 02:11

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General

Target

9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe
Size

4.0MB
MD5

df2f938804243b3b2daece0460283185
SHA1

c893f0243cf833dc4250234b4dd720ca782ff38e
SHA256

9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae
SHA512

27c412f137ce057523a584383a274e2c0f85aa409284ffa4ccf5e10be4d93b4a6834dcb574209a7497a8d0b5322f0a48ae53aa573c7f1caa45fd352a0c0c0cf8
SSDEEP

98304:CmCKE9PtGQyko8YWDmLUrC8NmY62Mtf6lFCnfMv5y6BHAkvJWAf:TDhkoyDmAr6ZAlFSf6ZvJH

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/560-54-0x00000000003F0000-0x00000000011C9000-memory.dmp	family_ytstealer
behavioral1/memory/560-57-0x00000000003F0000-0x00000000011C9000-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/560-54-0x00000000003F0000-0x00000000011C9000-memory.dmp	upx
behavioral1/memory/560-57-0x00000000003F0000-0x00000000011C9000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1492 cmd.exe
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

pid	process
1492	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe

pid	process
560	9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe
560	9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.execmd.exe

description	pid	process	target process
PID 560 wrote to memory of 1492	560	9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe	cmd.exe
PID 560 wrote to memory of 1492	560	9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe	cmd.exe
PID 560 wrote to memory of 1492	560	9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe	cmd.exe
PID 1492 wrote to memory of 268	1492	cmd.exe	choice.exe
PID 1492 wrote to memory of 268	1492	cmd.exe	choice.exe
PID 1492 wrote to memory of 268	1492	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe
"C:\Users\Admin\AppData\Local\Temp\9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:560

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\9799c5284151ae3a2f5bd35ae1312c5af1fe72f444dea624b4339dc8a543b3ae.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1492

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:268

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/268-56-0x0000000000000000-mapping.dmp

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memory/560-54-0x00000000003F0000-0x00000000011C9000-memory.dmp

Filesize
13.8MB

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memory/560-57-0x00000000003F0000-0x00000000011C9000-memory.dmp

Filesize
13.8MB

Download
memory/1492-55-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads