ytstealer | 610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
12-08-2022 07:01

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General

Target

610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe
Size

4.0MB
MD5

995ddbcb472a2f29283e06c29221c291
SHA1

466ee479e336157b1014a6b06633f34ab45ced54
SHA256

610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37
SHA512

27c88bbc50b90cd818c83344a9cac0352e2efe1265de10cbf25a91c7745fcdf3df9cb07170dc48bb8cbcd11e4f56a57d369280efab0357cd27ae4767e19c4165

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/1476-54-0x0000000001340000-0x0000000002108000-memory.dmp	family_ytstealer
behavioral1/memory/1476-57-0x0000000001340000-0x0000000002108000-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/1476-54-0x0000000001340000-0x0000000002108000-memory.dmp	upx
behavioral1/memory/1476-57-0x0000000001340000-0x0000000002108000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1744 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
1744	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe

pid	process
1476	610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe
1476	610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.execmd.exe

description	pid	process	target process
PID 1476 wrote to memory of 1744	1476	610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe	cmd.exe
PID 1476 wrote to memory of 1744	1476	610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe	cmd.exe
PID 1476 wrote to memory of 1744	1476	610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe	cmd.exe
PID 1744 wrote to memory of 1708	1744	cmd.exe	choice.exe
PID 1744 wrote to memory of 1708	1744	cmd.exe	choice.exe
PID 1744 wrote to memory of 1708	1744	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe
"C:\Users\Admin\AppData\Local\Temp\610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1476

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\610811D7F38B4E44D47C9CE6DB1E66BB85DD658B2AB04BCD30FDEB7AD63C5F37.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1708

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/1476-54-0x0000000001340000-0x0000000002108000-memory.dmp

Filesize
13.8MB

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memory/1476-57-0x0000000001340000-0x0000000002108000-memory.dmp

Filesize
13.8MB

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memory/1708-56-0x0000000000000000-mapping.dmp

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memory/1744-55-0x0000000000000000-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