ytstealer | d65f2c7c9949718c152be861ad2370d3cd570e07eba358d625f5e60ec02b955e

Analysis

max time kernel
269s
max time network
273s
platform
windows10-1703_x64
resource
win10-20220718-en
resource tags

arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system
submitted
27-07-2022 06:35

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General

Target

D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe
Size

4.0MB
MD5

996716611d933f252a6a95630cbede27
SHA1

b8559f028a0873a0764aab3566475153dde931f1
SHA256

d65f2c7c9949718c152be861ad2370d3cd570e07eba358d625f5e60ec02b955e
SHA512

5e1790b1d89f62bacc6087fed8bc69ee0f247d715e84efde531c425b80308759c8770dd4b6cf321cce2b8026cde4eaecbba7573ca4bab0ad4385f8a564cbc38b

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/2312-114-0x0000000001100000-0x0000000001ED9000-memory.dmp	family_ytstealer
behavioral2/memory/2312-117-0x0000000001100000-0x0000000001ED9000-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/2312-114-0x0000000001100000-0x0000000001ED9000-memory.dmp	upx
behavioral2/memory/2312-117-0x0000000001100000-0x0000000001ED9000-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:

D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe

pid	process
2312	D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe
2312	D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe
2312	D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe
2312	D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.execmd.exe

description	pid	process	target process
PID 2312 wrote to memory of 4696	2312	D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe	cmd.exe
PID 2312 wrote to memory of 4696	2312	D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe	cmd.exe
PID 4696 wrote to memory of 4488	4696	cmd.exe	choice.exe
PID 4696 wrote to memory of 4488	4696	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe
"C:\Users\Admin\AppData\Local\Temp\D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2312
- 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\D65F2C7C9949718C152BE861AD2370D3CD570E07EBA358D625F5E60EC02B955E.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4696
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4488

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/2312-114-0x0000000001100000-0x0000000001ED9000-memory.dmp

Filesize
13.8MB

Download
memory/2312-117-0x0000000001100000-0x0000000001ED9000-memory.dmp

Filesize
13.8MB

Download
memory/4488-116-0x0000000000000000-mapping.dmp

Download
memory/4696-115-0x0000000000000000-mapping.dmp

Download