ytstealer | 090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058

Analysis

max time kernel
54s
max time network
184s
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 01:14

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General

Target

090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe
Size

4.0MB
MD5

1185a7ea8363092504eab6f64dbc24e1
SHA1

a02c270b6f424775d25d03d3269f6e2b2fd0da0c
SHA256

090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058
SHA512

770f597b00a08edf3dabfcde9aedee45dfbab9de4f28f1076635b6f7af8ab14fa74786af952831ca83b844cbfff847727787f1d12ea0c0cc1dd5c80714dc627c
SSDEEP

98304:I1sRV+GJ90bZwtnXlio1/FFPwryoFMt1a4N:2sj+Ix1iorFPwrdGt8

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/1360-123-0x0000000000C50000-0x0000000001A29000-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/1360-120-0x0000000000C50000-0x0000000001A29000-memory.dmp	upx
behavioral2/memory/1360-123-0x0000000000C50000-0x0000000001A29000-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:

090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe

pid	process
1360	090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe
1360	090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe
1360	090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe
1360	090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.execmd.exe

description	pid	process	target process
PID 1360 wrote to memory of 2636	1360	090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe	cmd.exe
PID 1360 wrote to memory of 2636	1360	090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe	cmd.exe
PID 2636 wrote to memory of 2720	2636	cmd.exe	choice.exe
PID 2636 wrote to memory of 2720	2636	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe
"C:\Users\Admin\AppData\Local\Temp\090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1360

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\090c7252a135fc07a76346d91cfc05434b5b3fe72b7eaf40a99ae44f4c0d9058.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:2636

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:2720

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/1360-120-0x0000000000C50000-0x0000000001A29000-memory.dmp

Filesize
13.8MB

Download
memory/1360-123-0x0000000000C50000-0x0000000001A29000-memory.dmp

Filesize
13.8MB

Download
memory/2636-121-0x0000000000000000-mapping.dmp

Download
memory/2720-122-0x0000000000000000-mapping.dmp

Download