ytstealer | 1d6e9330c7356b142df677459030302eaadc92216e1520342be3f06e6e167df7

Analysis

max time kernel
38s
max time network
42s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
12-08-2022 06:55

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General

Target

1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe
Size

4.0MB
MD5

d5dab75c273bc938f65d8462ae9ffbf5
SHA1

6655d6851725fff1dc988d4163b09e36d2e1aeea
SHA256

1d6e9330c7356b142df677459030302eaadc92216e1520342be3f06e6e167df7
SHA512

78a45ec57c5e8c4d26c306e5c9d36799b2d0ae2e840265d69e0ffe4de5e654ab53d90473505c4127bab7a3130e3ca34d8d2948d748cccab7d89bfcafdd614e88

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
behavioral1/memory/288-54-0x0000000000B90000-0x0000000001959000-memory.dmp	family_ytstealer
behavioral1/memory/288-57-0x0000000000B90000-0x0000000001959000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/288-54-0x0000000000B90000-0x0000000001959000-memory.dmp	upx
behavioral1/memory/288-57-0x0000000000B90000-0x0000000001959000-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

Processes:

1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe

pid	process
288	1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe
288	1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.execmd.exe

description	pid	process	target process
PID 288 wrote to memory of 1704	288	1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe	cmd.exe
PID 288 wrote to memory of 1704	288	1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe	cmd.exe
PID 288 wrote to memory of 1704	288	1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe	cmd.exe
PID 1704 wrote to memory of 1732	1704	cmd.exe	choice.exe
PID 1704 wrote to memory of 1732	1704	cmd.exe	choice.exe
PID 1704 wrote to memory of 1732	1704	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe
"C:\Users\Admin\AppData\Local\Temp\1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:288

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\1D6E9330C7356B142DF677459030302EAADC92216E1520342BE3F06E6E167DF7.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1704

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1732

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/288-54-0x0000000000B90000-0x0000000001959000-memory.dmp

Filesize
13.8MB

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memory/288-57-0x0000000000B90000-0x0000000001959000-memory.dmp

Filesize
13.8MB

Download
memory/1704-55-0x0000000000000000-mapping.dmp

Download
memory/1732-56-0x0000000000000000-mapping.dmp

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