ytstealer | 8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 02:05

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General

Target

8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe
Size

4.0MB
MD5

a2247e2d681b29acc6fa1dc68c2ab231
SHA1

cd2767a3438f6e48ace39fca0583801e13618229
SHA256

8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f
SHA512

ad1868aa8019aa2d358ed101e3a02d4a0a97a1c20edacd54216af081d7bd26506c4d8b05d424c9e5cb95508d9e07ba46d1562076b3e161131f14e832262c0d5e
SSDEEP

98304:ideiIhWjD/6XnGDT1DFjgfYOiQzsHIxh56QG:ceibn6ODFbOiQzsoxh5

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/1648-54-0x0000000000180000-0x0000000000F59000-memory.dmp	family_ytstealer
behavioral1/memory/1648-57-0x0000000000180000-0x0000000000F59000-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/1648-54-0x0000000000180000-0x0000000000F59000-memory.dmp	upx
behavioral1/memory/1648-57-0x0000000000180000-0x0000000000F59000-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:

8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe

pid	process
1648	8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe
1648	8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.execmd.exe

description	pid	process	target process
PID 1648 wrote to memory of 588	1648	8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe	cmd.exe
PID 1648 wrote to memory of 588	1648	8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe	cmd.exe
PID 1648 wrote to memory of 588	1648	8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe	cmd.exe
PID 588 wrote to memory of 1292	588	cmd.exe	choice.exe
PID 588 wrote to memory of 1292	588	cmd.exe	choice.exe
PID 588 wrote to memory of 1292	588	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe
"C:\Users\Admin\AppData\Local\Temp\8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1648

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\8216f0831a442e0f386c9f7af6e34bf516a46b373757287037e2eb91a71c143f.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:588

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1292

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/588-55-0x0000000000000000-mapping.dmp

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memory/1292-56-0x0000000000000000-mapping.dmp

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memory/1648-54-0x0000000000180000-0x0000000000F59000-memory.dmp

Filesize
13.8MB

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memory/1648-57-0x0000000000180000-0x0000000000F59000-memory.dmp

Filesize
13.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads