ytstealer | 516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628

Analysis

max time kernel
54s
max time network
181s
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, 01:47

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General

Target
516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe
Size 4.0MB
Sample220830-b7nplsaaek
SHA256 516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628
MD5 9c623a7f390a621d699ddd5dcd3ebd3a
SHA1 cb7bf42adfa9217fdcc316ca3b0042b1e05a4dd6
SHA512 fbe565962d0fc30cc3215df20099fdc9ecc66f82a86801e4cdccaf3d46e5a00b33f2a022f34dd0ad752ac1ba36a754a6833c6bd129e2d0eb52156173e4165fc2
SSDEEP 98304:tvyi4bvXg4gvXWgOU6OQBA/0yq+2E2iLi19ebwZNLMVzZA:wiTBu3S/0E26iLawZKBZ
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/2404-116-0x0000000000070000-0x0000000000E38000-memory.dmp	family_ytstealer
behavioral2/memory/2404-119-0x0000000000070000-0x0000000000E38000-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/2404-116-0x0000000000070000-0x0000000000E38000-memory.dmp	upx
behavioral2/memory/2404-119-0x0000000000070000-0x0000000000E38000-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
2404	516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe
2404	516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe
2404	516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe
2404	516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 3692	2404	516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe	67
PID 2404 wrote to memory of 3692	2404	516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe	67
PID 3692 wrote to memory of 4488	3692	cmd.exe	69
PID 3692 wrote to memory of 4488	3692	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe
"C:\Users\Admin\AppData\Local\Temp\516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2404
- 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\516dd8e04c8d026235107a5c7f5756e03dd5d0b191713fce64932751bd6f8628.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3692
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4488

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/2404-116-0x0000000000070000-0x0000000000E38000-memory.dmp

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memory/2404-119-0x0000000000070000-0x0000000000E38000-memory.dmp

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