ytstealer | 30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384

Analysis

max time kernel
50s
max time network
175s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
15-09-2022 03:26

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General

Target

30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe
Size

4.0MB
MD5

c5ca08bcb25c45ea0f92839b22e37b15
SHA1

4202c1332aae996f4efa560315dd75588d425e2e
SHA256

30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384
SHA512

081d63dfdab6f45fb91a4851ee81ed55f0368d50c5b1879864d55cc3239c7fa8afe11f10fc5932ebe25b8c19c6d385c03806a93129264c8a193df0f41d97d654
SSDEEP

98304:Oj3R/ePCvhtmAuXSzxxm6v5rzRPwfIzIx4l2YPmZjV1:OrRDrRgSVc6Br9II8x4QkmH1

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/5036-116-0x00000000001D0000-0x0000000000F99000-memory.dmp	family_ytstealer
behavioral2/memory/5036-119-0x00000000001D0000-0x0000000000F99000-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/5036-116-0x00000000001D0000-0x0000000000F99000-memory.dmp	upx
behavioral2/memory/5036-119-0x00000000001D0000-0x0000000000F99000-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:

30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe

pid	process
5036	30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe
5036	30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe
5036	30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe
5036	30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.execmd.exe

description	pid	process	target process
PID 5036 wrote to memory of 2132	5036	30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe	cmd.exe
PID 5036 wrote to memory of 2132	5036	30e5d30cfc17f5c85ff99abce4c5c3e3b026fd01ddfaef8dc8dfb02b9c9d8384.exe	cmd.exe
PID 2132 wrote to memory of 5116	2132	cmd.exe	choice.exe
PID 2132 wrote to memory of 5116	2132	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:5036

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:2132

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:5116

Network

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

Replay Monitor

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Downloads

memory/2132-117-0x0000000000000000-mapping.dmp

Download
memory/5036-116-0x00000000001D0000-0x0000000000F99000-memory.dmp

Filesize
13.8MB

Download
memory/5036-119-0x00000000001D0000-0x0000000000F99000-memory.dmp

Filesize
13.8MB

Download
memory/5116-118-0x0000000000000000-mapping.dmp

Download