ytstealer | 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 08:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe
Size

4.0MB
MD5

e548a5db7e04a8627fa928f0cfba8a74
SHA1

976591f972e588bee67825fb5dfcaca345c338ba
SHA256

6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472
SHA512

7ddd5fa359007f0085d55f7c6c9b990fd58b00718f2cf7c4b68d63a591a1565281493acf9a35e6e5011b684f49ad665d3c7be0626fa5c55d88b0c3e2c219fc12

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
behavioral1/memory/1392-54-0x0000000000EF0000-0x0000000001CB9000-memory.dmp	family_ytstealer
behavioral1/memory/1392-56-0x0000000000EF0000-0x0000000001CB9000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1392-54-0x0000000000EF0000-0x0000000001CB9000-memory.dmp	upx
behavioral1/memory/1392-56-0x0000000000EF0000-0x0000000001CB9000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
376	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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1392	6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe
1392	6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1392 wrote to memory of 376	1392	6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe	28
PID 1392 wrote to memory of 376	1392	6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe	28
PID 1392 wrote to memory of 376	1392	6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe	28
PID 376 wrote to memory of 1328	376	cmd.exe	30
PID 376 wrote to memory of 1328	376	cmd.exe	30
PID 376 wrote to memory of 1328	376	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe
"C:\Users\Admin\AppData\Local\Temp\6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1392
- 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\6BF7BEF9DE2DCF0A7DF5BD49BA7E6B96303BDE5EBFDA923B9B2CB04798BE9472.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:376
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:1328

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

Loading Replay Monitor...

Downloads

memory/1392-54-0x0000000000EF0000-0x0000000001CB9000-memory.dmp

Filesize
13.8MB

Download
memory/1392-56-0x0000000000EF0000-0x0000000001CB9000-memory.dmp

Filesize
13.8MB

Download