ytstealer | 5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce

Analysis

max time kernel
38s
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 01:50

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General

Target

5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe
Size

4.0MB
MD5

8227492974b9ae169286d7be99faee96
SHA1

b43407cc8763f3d8a4cf8d49e5be2e2f58a6616b
SHA256

5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce
SHA512

20f071738fd6bfc15293d0542122a17ae80c8f34a79ae44e30a663abfb5eecba36e6cf3eb116d5eb8ec812e57d53e4a66cac39cbbb313f46b3719c5176d2f668
SSDEEP

98304:YvK3FNJB2S7QHcou+E8Ux4gmkPSQWvrP4DMElq:YiJB2BcouXbyghSQw4

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/1672-54-0x0000000000230000-0x0000000000FF9000-memory.dmp	family_ytstealer
behavioral1/memory/1672-56-0x0000000000230000-0x0000000000FF9000-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/1672-54-0x0000000000230000-0x0000000000FF9000-memory.dmp	upx
behavioral1/memory/1672-56-0x0000000000230000-0x0000000000FF9000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1636 cmd.exe
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

pid	process
1636	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe

pid	process
1672	5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe
1672	5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.execmd.exe

description	pid	process	target process
PID 1672 wrote to memory of 1636	1672	5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe	cmd.exe
PID 1672 wrote to memory of 1636	1672	5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe	cmd.exe
PID 1672 wrote to memory of 1636	1672	5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe	cmd.exe
PID 1636 wrote to memory of 1768	1636	cmd.exe	choice.exe
PID 1636 wrote to memory of 1768	1636	cmd.exe	choice.exe
PID 1636 wrote to memory of 1768	1636	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe
"C:\Users\Admin\AppData\Local\Temp\5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1672

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\5d11c38bf104d79ae0a747ce247943d4775352fc0e897f1216c4a3dfba2189ce.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1768

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/1636-55-0x0000000000000000-mapping.dmp

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memory/1672-54-0x0000000000230000-0x0000000000FF9000-memory.dmp

Filesize
13.8MB

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memory/1672-56-0x0000000000230000-0x0000000000FF9000-memory.dmp

Filesize
13.8MB

Download
memory/1768-57-0x0000000000000000-mapping.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads