ytstealer | 610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37

Analysis

max time kernel
41s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
15-09-2022 03:30

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General

Target

610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe
Size

4.0MB
MD5

995ddbcb472a2f29283e06c29221c291
SHA1

466ee479e336157b1014a6b06633f34ab45ced54
SHA256

610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37
SHA512

27c88bbc50b90cd818c83344a9cac0352e2efe1265de10cbf25a91c7745fcdf3df9cb07170dc48bb8cbcd11e4f56a57d369280efab0357cd27ae4767e19c4165
SSDEEP

98304:FgdOnZ7OJYwgORpc5dANc19QrBuO0ij7XWmJ85w6:Fgd+lOJXSdb19QVnXWK6

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/536-54-0x0000000000CB0000-0x0000000001A78000-memory.dmp	family_ytstealer
behavioral1/memory/536-57-0x0000000000CB0000-0x0000000001A78000-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/536-54-0x0000000000CB0000-0x0000000001A78000-memory.dmp	upx
behavioral1/memory/536-57-0x0000000000CB0000-0x0000000001A78000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
1396	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
536	610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe
536	610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 1396	536	610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe	28
PID 536 wrote to memory of 1396	536	610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe	28
PID 536 wrote to memory of 1396	536	610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe	28
PID 1396 wrote to memory of 332	1396	cmd.exe	30
PID 1396 wrote to memory of 332	1396	cmd.exe	30
PID 1396 wrote to memory of 332	1396	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe
"C:\Users\Admin\AppData\Local\Temp\610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:536
- 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\610811d7f38b4e44d47c9ce6db1e66bb85dd658b2ab04bcd30fdeb7ad63c5f37.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1396
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:332

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/536-54-0x0000000000CB0000-0x0000000001A78000-memory.dmp

Filesize
13.8MB

Download
memory/536-57-0x0000000000CB0000-0x0000000001A78000-memory.dmp

Filesize
13.8MB

Download