ytstealer | 26fed2c1dd8f187471dc4566117565dd34451aa4401fc2b271aa9de60df3aecb

Analysis

max time kernel
45s
max time network
51s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 07:34

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General

Target

26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe
Size

4.0MB
MD5

efb547309c1d3f1d88dbeaea67624002
SHA1

1ed73f37b906652a976c5d7c377685f7f0e8f1c9
SHA256

26fed2c1dd8f187471dc4566117565dd34451aa4401fc2b271aa9de60df3aecb
SHA512

4d38e8595e6bed32b99ffcdad16baa6983e3728a12dae3a918baf47e962c3b14dca2f2279b25fbbe3d805f90f99898bc458ae3347873945fbb30f974eeb347bd

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/1204-54-0x0000000001270000-0x0000000002048000-memory.dmp	family_ytstealer
behavioral1/memory/1204-56-0x0000000001270000-0x0000000002048000-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/1204-54-0x0000000001270000-0x0000000002048000-memory.dmp	upx
behavioral1/memory/1204-56-0x0000000001270000-0x0000000002048000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
320	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
1204	26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe
1204	26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 320	1204	26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe	28
PID 1204 wrote to memory of 320	1204	26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe	28
PID 1204 wrote to memory of 320	1204	26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe	28
PID 320 wrote to memory of 896	320	cmd.exe	30
PID 320 wrote to memory of 896	320	cmd.exe	30
PID 320 wrote to memory of 896	320	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe
"C:\Users\Admin\AppData\Local\Temp\26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1204
- 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\26FED2C1DD8F187471DC4566117565DD34451AA4401FC2B271AA9DE60DF3AECB.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:896

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/1204-54-0x0000000001270000-0x0000000002048000-memory.dmp

Filesize
13.8MB

Download
memory/1204-56-0x0000000001270000-0x0000000002048000-memory.dmp

Filesize
13.8MB

Download