ytstealer | 02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6

Analysis

max time kernel
53s
max time network
179s
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, 01:13

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General

Target
02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe
Size 4.0MB
Sample220830-bk4sbaafe7
SHA256 02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6
MD5 8b5dfbceeb3cc80ced3a6e43e6e45307
SHA1 cd10c62afd118ee6dbdea28df5676b18ed0b9af6
SHA512 5c0df3e960dc75d204aef02ea006c4135d50fe9654a0d55c3c66c19047e89856323f109df9749a5b7b56ef78b7200c0882a85561513c1526322edad7436a5d3b
SSDEEP 98304:IzCs6IZ2k7AMUrtN3zFayq2VO6DbfK1okdAdrnypNpC:IWcYcpEtN3pa32VBDm1oLc
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/2664-115-0x0000000000950000-0x0000000001729000-memory.dmp	family_ytstealer
behavioral2/memory/2664-118-0x0000000000950000-0x0000000001729000-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/2664-115-0x0000000000950000-0x0000000001729000-memory.dmp	upx
behavioral2/memory/2664-118-0x0000000000950000-0x0000000001729000-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
2664	02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe
2664	02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe
2664	02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe
2664	02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 2308	2664	02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe	67
PID 2664 wrote to memory of 2308	2664	02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe	67
PID 2308 wrote to memory of 4652	2308	cmd.exe	69
PID 2308 wrote to memory of 4652	2308	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe
"C:\Users\Admin\AppData\Local\Temp\02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2664
- 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\02fbc16f240023c0ad872ec1c28ca213d5fdc8bf1d8731e2fbee5f88da56bfa6.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4652

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/2664-115-0x0000000000950000-0x0000000001729000-memory.dmp

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memory/2664-118-0x0000000000950000-0x0000000001729000-memory.dmp

Download