ytstealer | 9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c

Analysis

max time kernel
150s
max time network
268s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
30-08-2022 02:12

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General

Target

9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe
Size

4.0MB
MD5

ec2c8796b217fc8a0b48b1f54c3d9b06
SHA1

8fdd1448ae5ee4f71b29fcb4d76387eaf755731d
SHA256

9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c
SHA512

3901b92510069f59a8fb7ca692350b8394ecb366f3487fadd427b1743aa2754c96ec13d066b064ba9074b3f5dc988ee049daf726226dbef4657c882d5161afd1
SSDEEP

98304:olaID4enucEC9TAQe47OR9vMHYFlmFhJMtcf17uuFUSiPY3FP:ocID43C9EL429kelmzJiWuuFUSiPYV

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/3844-115-0x00000000000F0000-0x0000000000EC9000-memory.dmp	family_ytstealer
behavioral2/memory/3844-118-0x00000000000F0000-0x0000000000EC9000-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/3844-115-0x00000000000F0000-0x0000000000EC9000-memory.dmp	upx
behavioral2/memory/3844-118-0x00000000000F0000-0x0000000000EC9000-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:

9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe

pid	process
3844	9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe
3844	9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe
3844	9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe
3844	9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.execmd.exe

description	pid	process	target process
PID 3844 wrote to memory of 2344	3844	9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe	cmd.exe
PID 3844 wrote to memory of 2344	3844	9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe	cmd.exe
PID 2344 wrote to memory of 4136	2344	cmd.exe	choice.exe
PID 2344 wrote to memory of 4136	2344	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe
"C:\Users\Admin\AppData\Local\Temp\9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3844

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\9e011b657e5db42572fc99453f42cb355fe8905712f4fae62b0f054e8a7ad70c.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:2344

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:4136

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/2344-116-0x0000000000000000-mapping.dmp

Download
memory/3844-115-0x00000000000F0000-0x0000000000EC9000-memory.dmp

Filesize
13.8MB

Download
memory/3844-118-0x00000000000F0000-0x0000000000EC9000-memory.dmp

Filesize
13.8MB

Download
memory/4136-117-0x0000000000000000-mapping.dmp

Download