ytstealer | a3c93f6f564c4bf90c0234024898e2fe4c3c1f3f9f225ee871cb4d773fddaec2

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
27/07/2022, 06:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe
Size

4.0MB
MD5

f9ba1595223c69e435b806610d43186d
SHA1

f6b0c20667eb38f140c18b717be6698a90574ddc
SHA256

a3c93f6f564c4bf90c0234024898e2fe4c3c1f3f9f225ee871cb4d773fddaec2
SHA512

3244867074190342a52ec96971ad622a525c46bd90564c500966e7fa4e02747db9693a69047dda8355127a8423261498c7dbc126bcc3307d9b08bed9df6d0ea4

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/2040-54-0x0000000000A40000-0x0000000001819000-memory.dmp	family_ytstealer
behavioral1/memory/2040-56-0x0000000000A40000-0x0000000001819000-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/2040-54-0x0000000000A40000-0x0000000001819000-memory.dmp	upx
behavioral1/memory/2040-56-0x0000000000A40000-0x0000000001819000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
672	cmd.exe

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
2040	A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe
2040	A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 672	2040	A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe	28
PID 2040 wrote to memory of 672	2040	A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe	28
PID 2040 wrote to memory of 672	2040	A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe	28
PID 672 wrote to memory of 968	672	cmd.exe	30
PID 672 wrote to memory of 968	672	cmd.exe	30
PID 672 wrote to memory of 968	672	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe
"C:\Users\Admin\AppData\Local\Temp\A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2040
- 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\A3C93F6F564C4BF90C0234024898E2FE4C3C1F3F9F225EE871CB4D773FDDAEC2.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:672
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:968

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

Loading Replay Monitor...

Downloads

memory/2040-54-0x0000000000A40000-0x0000000001819000-memory.dmp

Filesize
13.8MB

Download
memory/2040-56-0x0000000000A40000-0x0000000001819000-memory.dmp

Filesize
13.8MB

Download