ytstealer | 1e689ca8296ec484202e34a4a6ba366aa1f6cd0ad9dbb9a1d81851dd759905ba

Analysis

max time kernel
41s
max time network
45s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 07:29

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General

Target

1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe
Size

4.0MB
MD5

1a29b82ff9b490de8c5964df0ba10012
SHA1

6cbf1ab13603f135de600bbb3f7faca39d79bc59
SHA256

1e689ca8296ec484202e34a4a6ba366aa1f6cd0ad9dbb9a1d81851dd759905ba
SHA512

c9b1043da408295370ad1b7db07fb7f0d69255585b67b6df9ed00738ad0160d7d10ca0f0bf2f43d41c0b4d4fb597d615f7e2b8035246f2674889430bae7d940f

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/2020-54-0x0000000000FD0000-0x0000000001D98000-memory.dmp	family_ytstealer
behavioral1/memory/2020-57-0x0000000000FD0000-0x0000000001D98000-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/2020-54-0x0000000000FD0000-0x0000000001D98000-memory.dmp	upx
behavioral1/memory/2020-57-0x0000000000FD0000-0x0000000001D98000-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 2 IoCs

pid	Process
2020	1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe
2020	1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 520	2020	1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe	31
PID 2020 wrote to memory of 520	2020	1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe	31
PID 2020 wrote to memory of 520	2020	1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe	31
PID 520 wrote to memory of 360	520	cmd.exe	30
PID 520 wrote to memory of 360	520	cmd.exe	30
PID 520 wrote to memory of 360	520	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe
"C:\Users\Admin\AppData\Local\Temp\1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2020
- 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\1E689CA8296EC484202E34A4A6BA366AA1F6CD0AD9DBB9A1D81851DD759905BA.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:520

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
1⤵
PID:360

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/2020-54-0x0000000000FD0000-0x0000000001D98000-memory.dmp

Filesize
13.8MB

Download
memory/2020-57-0x0000000000FD0000-0x0000000001D98000-memory.dmp

Filesize
13.8MB

Download