ytstealer | 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472

Analysis

max time kernel
144s
max time network
182s
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
6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe
Size 4.0MB
Sample220830-cc4b9aabfn
SHA256 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472
MD5 e548a5db7e04a8627fa928f0cfba8a74
SHA1 976591f972e588bee67825fb5dfcaca345c338ba
SHA512 7ddd5fa359007f0085d55f7c6c9b990fd58b00718f2cf7c4b68d63a591a1565281493acf9a35e6e5011b684f49ad665d3c7be0626fa5c55d88b0c3e2c219fc12
SSDEEP 98304:wh4c+YXzywFPxMtXtAdAlysz1ZKxk01es3sUODLk2N:C3BjyqPxMtdAdAlysz11e03k2
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/2404-116-0x00000000009D0000-0x0000000001799000-memory.dmp	family_ytstealer
behavioral2/memory/2404-119-0x00000000009D0000-0x0000000001799000-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/2404-116-0x00000000009D0000-0x0000000001799000-memory.dmp	upx
behavioral2/memory/2404-119-0x00000000009D0000-0x0000000001799000-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
2404	6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe
2404	6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe
2404	6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe
2404	6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 4768	2404	6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe	68
PID 2404 wrote to memory of 4768	2404	6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe	68
PID 4768 wrote to memory of 4780	4768	cmd.exe	69
PID 4768 wrote to memory of 4780	4768	cmd.exe	69

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:2404
- 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⤵
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4780

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/2404-116-0x00000000009D0000-0x0000000001799000-memory.dmp

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memory/2404-119-0x00000000009D0000-0x0000000001799000-memory.dmp

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