ytstealer | 240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5

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, 01:25

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General

Target
240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe
Size 4.0MB
Sample220830-btdmgsagf7
SHA256 240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5
MD5 9cf07eaca4171c047477469bc10be495
SHA1 cdfc46f7e3f20f8e94a541f7efab6843e9cab1ae
SHA512 784def8a3b46fc07fdb424ab23ead324a98f52a21edeeff2dd5d1caa6ac65663f56e690b1a524f99d9b606207edf3ca8d7606838d8fc8d8ae899a12db2e6211a
SSDEEP 98304:awn2FYbJEPoNaUde90QllW1qUuOgDOcEk6tT:hn2FYdE8WllWUNOcETt
MD5 SHA1 SHA512 SSDEEP

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
behavioral2/memory/2764-116-0x00000000009A0000-0x0000000001768000-memory.dmp	family_ytstealer
behavioral2/memory/2764-119-0x00000000009A0000-0x0000000001768000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2764-116-0x00000000009A0000-0x0000000001768000-memory.dmp	upx
behavioral2/memory/2764-119-0x00000000009A0000-0x0000000001768000-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

pid	Process
2764	240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe
2764	240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe
2764	240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe
2764	240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 3288	2764	240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe	67
PID 2764 wrote to memory of 3288	2764	240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe	67
PID 3288 wrote to memory of 2088	3288	cmd.exe	69
PID 3288 wrote to memory of 2088	3288	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe
"C:\Users\Admin\AppData\Local\Temp\240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2764
- 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\240beab8739021f7c93f80b5ed7109ccee81758b7ccbce9b2872a899a57638d5.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3288
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:2088

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/2764-116-0x00000000009A0000-0x0000000001768000-memory.dmp

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memory/2764-119-0x00000000009A0000-0x0000000001768000-memory.dmp

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