ytstealer | 5e028e14942be8ef54ddc86cd528e28d203f85a16c0c0719ac0cd94ca51d0569

Analysis

max time kernel
56s
max time network
183s
platform
windows10-1703_x64
resource
win10-20220718-en
resource tags

arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system
submitted
20/07/2022, 07:55

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General

Target
5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe
Size 4.0MB
Sample220720-jsa4zadhaj
SHA256 5e028e14942be8ef54ddc86cd528e28d203f85a16c0c0719ac0cd94ca51d0569
MD5 730943986dd5ea5044f18ae854e5f5fb
SHA1 762efb34221cef11f113b7451d9495a69f3f9a9a
SHA512 d45d78e120e2ae937893a720d70801e0b545f439c12e7c917279d77ca4c58350ce9e74ce8cc9af84173ed1247b348d2794ec86c22006b45ae065989c52dfbba1
MD5 SHA1 SHA512

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 1 IoCs

resource	yara_rule
behavioral2/memory/2044-117-0x00000000003D0000-0x0000000001199000-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/2044-114-0x00000000003D0000-0x0000000001199000-memory.dmp	upx
behavioral2/memory/2044-117-0x00000000003D0000-0x0000000001199000-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
2044	5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe
2044	5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe
2044	5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe
2044	5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 1864	2044	5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe	67
PID 2044 wrote to memory of 1864	2044	5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe	67
PID 1864 wrote to memory of 3652	1864	cmd.exe	69
PID 1864 wrote to memory of 3652	1864	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe
"C:\Users\Admin\AppData\Local\Temp\5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2044
- 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\5E028E14942BE8EF54DDC86CD528E28D203F85A16C0C0719AC0CD94CA51D0569.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:3652

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/2044-114-0x00000000003D0000-0x0000000001199000-memory.dmp

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memory/2044-117-0x00000000003D0000-0x0000000001199000-memory.dmp

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