ytstealer | 6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21

Analysis

max time kernel
52s
max time network
170s
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 01:54

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General

Target

6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe
Size

4.0MB
MD5

37e44532579ab5261e9ce53d8d45cee6
SHA1

da3981208d319a6512da41dd0ab1619903669f39
SHA256

6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21
SHA512

8088767a2653e6a7de83c659e4b6ffe47bdc0c4fbadf1bb16be2dcb1530dc79c351060966e44f9da85d946eef845d5e84fd8baea6a547c015811b1b81e230733
SSDEEP

98304:y2pxutwbZ2GKkb5tZIOhNvJXdxIPJiCEWvHvhab:tXtAkb5tZIOhtZIP7pH8b

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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2772-119-0x00000000003F0000-0x00000000011B9000-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/2772-116-0x00000000003F0000-0x00000000011B9000-memory.dmp	upx
behavioral2/memory/2772-119-0x00000000003F0000-0x00000000011B9000-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:

6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe

pid	process
2772	6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe
2772	6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe
2772	6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe
2772	6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.execmd.exe

description	pid	process	target process
PID 2772 wrote to memory of 4692	2772	6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe	cmd.exe
PID 2772 wrote to memory of 4692	2772	6794f0cf8f94eb7341e6612464e886a2efd66a3e4167138525cfdc820a677f21.exe	cmd.exe
PID 4692 wrote to memory of 4776	4692	cmd.exe	choice.exe
PID 4692 wrote to memory of 4776	4692	cmd.exe	choice.exe

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:2772

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⤵
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:4776

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/2772-116-0x00000000003F0000-0x00000000011B9000-memory.dmp

Filesize
13.8MB

Download
memory/2772-119-0x00000000003F0000-0x00000000011B9000-memory.dmp

Filesize
13.8MB

Download
memory/4692-117-0x0000000000000000-mapping.dmp

Download
memory/4776-118-0x0000000000000000-mapping.dmp

Download