ytstealer | 5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434

Analysis

max time kernel
37s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 01:51

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General

Target

5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe
Size

4.0MB
MD5

b1c8f9a8afeb32e2794573297e089ef4
SHA1

988118c7a3d1ba9596ed97faa45bdb0744ebe9ed
SHA256

5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434
SHA512

53b28194919d4f0571ed202db1ab16b22a3205623b1b47beace18489845cc6a2c8a5bb0145a6149efb188c6783bdf552c0c6583608257e0763dc465863cb3959
SSDEEP

98304:IN8GaQAkc006Oc2L4sBy83Ee4n1QA/ifB2J+djCCmQcj1FmXPcA5OFh:IWGvTc0l2L4h80e4n1N652Ed2pT1Fm/m

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/748-54-0x0000000000CF0000-0x0000000001AB9000-memory.dmp	family_ytstealer
behavioral1/memory/748-57-0x0000000000CF0000-0x0000000001AB9000-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/748-54-0x0000000000CF0000-0x0000000001AB9000-memory.dmp	upx
behavioral1/memory/748-57-0x0000000000CF0000-0x0000000001AB9000-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:

5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe

pid	process
748	5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe
748	5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.execmd.exe

description	pid	process	target process
PID 748 wrote to memory of 472	748	5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe	cmd.exe
PID 748 wrote to memory of 472	748	5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe	cmd.exe
PID 748 wrote to memory of 472	748	5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe	cmd.exe
PID 472 wrote to memory of 524	472	cmd.exe	choice.exe
PID 472 wrote to memory of 524	472	cmd.exe	choice.exe
PID 472 wrote to memory of 524	472	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe
"C:\Users\Admin\AppData\Local\Temp\5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:748

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\5e9e7249f1ed617cdd841b47fe8c427afdad1cb930195f4464a0bb5c8b0fc434.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:472

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:524

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/472-55-0x0000000000000000-mapping.dmp

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memory/524-56-0x0000000000000000-mapping.dmp

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memory/748-54-0x0000000000CF0000-0x0000000001AB9000-memory.dmp

Filesize
13.8MB

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memory/748-57-0x0000000000CF0000-0x0000000001AB9000-memory.dmp

Filesize
13.8MB

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