ytstealer | 6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 08:01

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General

Target

6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe
Size

4.0MB
MD5

37e44532579ab5261e9ce53d8d45cee6
SHA1

da3981208d319a6512da41dd0ab1619903669f39
SHA256

6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21
SHA512

8088767a2653e6a7de83c659e4b6ffe47bdc0c4fbadf1bb16be2dcb1530dc79c351060966e44f9da85d946eef845d5e84fd8baea6a547c015811b1b81e230733

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/1904-54-0x0000000000830000-0x00000000015F9000-memory.dmp	family_ytstealer
behavioral1/memory/1904-57-0x0000000000830000-0x00000000015F9000-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/1904-54-0x0000000000830000-0x00000000015F9000-memory.dmp	upx
behavioral1/memory/1904-57-0x0000000000830000-0x00000000015F9000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
1720	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
1904	6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe
1904	6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 1720	1904	6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe	28
PID 1904 wrote to memory of 1720	1904	6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe	28
PID 1904 wrote to memory of 1720	1904	6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe	28
PID 1720 wrote to memory of 1744	1720	cmd.exe	30
PID 1720 wrote to memory of 1744	1720	cmd.exe	30
PID 1720 wrote to memory of 1744	1720	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe
"C:\Users\Admin\AppData\Local\Temp\6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1904
- 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\6794F0CF8F94EB7341E6612464E886A2EFD66A3E4167138525CFDC820A677F21.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:1744

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

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Downloads

memory/1904-54-0x0000000000830000-0x00000000015F9000-memory.dmp

Filesize
13.8MB

Download
memory/1904-57-0x0000000000830000-0x00000000015F9000-memory.dmp

Filesize
13.8MB

Download