ytstealer | 30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384

Analysis

max time kernel
38s
max time network
44s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
12-08-2022 06:57

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General

Target

30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe
Size

4.0MB
MD5

c5ca08bcb25c45ea0f92839b22e37b15
SHA1

4202c1332aae996f4efa560315dd75588d425e2e
SHA256

30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384
SHA512

081d63dfdab6f45fb91a4851ee81ed55f0368d50c5b1879864d55cc3239c7fa8afe11f10fc5932ebe25b8c19c6d385c03806a93129264c8a193df0f41d97d654

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/1220-54-0x00000000003B0000-0x0000000001179000-memory.dmp	family_ytstealer
behavioral1/memory/1220-57-0x00000000003B0000-0x0000000001179000-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/1220-54-0x00000000003B0000-0x0000000001179000-memory.dmp	upx
behavioral1/memory/1220-57-0x00000000003B0000-0x0000000001179000-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:

30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe

pid	process
1220	30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe
1220	30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.execmd.exe

description	pid	process	target process
PID 1220 wrote to memory of 1428	1220	30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe	cmd.exe
PID 1220 wrote to memory of 1428	1220	30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe	cmd.exe
PID 1220 wrote to memory of 1428	1220	30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe	cmd.exe
PID 1428 wrote to memory of 1972	1428	cmd.exe	choice.exe
PID 1428 wrote to memory of 1972	1428	cmd.exe	choice.exe
PID 1428 wrote to memory of 1972	1428	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe
"C:\Users\Admin\AppData\Local\Temp\30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1220

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\30E5D30CFC17F5C85FF99ABCE4C5C3E3B026FD01DDFAEF8DC8DFB02B9C9D8384.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1428

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1972

Network

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

Replay Monitor

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Downloads

memory/1220-54-0x00000000003B0000-0x0000000001179000-memory.dmp

Filesize
13.8MB

Download
memory/1220-57-0x00000000003B0000-0x0000000001179000-memory.dmp

Filesize
13.8MB

Download
memory/1428-55-0x0000000000000000-mapping.dmp

Download
memory/1972-56-0x0000000000000000-mapping.dmp

Download