ytstealer | 6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d

Analysis

max time kernel
53s
max time network
178s
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, 01:56

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General

Target
6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe
Size 4.0MB
Sample220830-cctg2sabep
SHA256 6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d
MD5 8648d46565f4833d9371229608283074
SHA1 434fc1302821ad46941d01981ec7c47b509250ef
SHA512 4a3c95fd78347bfd39fd235452fa3e8b54d6b25fc9f20c94d802c3d0844e558a6023c889d2003d445e8bf518424ef7720bc5a712b7b1ed469bfa48556bef2de8
SSDEEP 98304:PuMPstYmbe+0YhlsuTcUhRSkN8bSpAr40ZzdP4q5qLdFe:n2D0MlcUhRSk+Zr405dQOqI
MD5 SHA1 SHA512 SSDEEP

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

resource	yara_rule
behavioral2/memory/2700-115-0x0000000000FA0000-0x0000000001D79000-memory.dmp	family_ytstealer
behavioral2/memory/2700-118-0x0000000000FA0000-0x0000000001D79000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2700-115-0x0000000000FA0000-0x0000000001D79000-memory.dmp	upx
behavioral2/memory/2700-118-0x0000000000FA0000-0x0000000001D79000-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

pid	Process
2700	6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe
2700	6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe
2700	6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe
2700	6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 4444	2700	6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe	67
PID 2700 wrote to memory of 4444	2700	6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe	67
PID 4444 wrote to memory of 3644	4444	cmd.exe	69
PID 4444 wrote to memory of 3644	4444	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe
"C:\Users\Admin\AppData\Local\Temp\6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2700
- 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\6ad8bc7136105d471a876539af977d451f772d9d2c1a301e1866907c9458d28d.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4444
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:3644

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

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Downloads

memory/2700-115-0x0000000000FA0000-0x0000000001D79000-memory.dmp

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memory/2700-118-0x0000000000FA0000-0x0000000001D79000-memory.dmp

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