Malware Analysis Report

2025-04-13 12:23

Sample ID 250320-crq1gazygs
Target 18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe
SHA256 18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992
Tags
stealerium stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992

Threat Level: Known bad

The file 18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe was found to be: Known bad.

Malicious Activity Summary

stealerium stealer

Stealerium

Stealerium family

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Kills process with taskkill

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-03-20 02:18

Signatures

Stealerium family

stealerium

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-03-20 02:18

Reported

2025-03-20 02:21

Platform

win7-20241010-en

Max time kernel

119s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe"

Signatures

Stealerium

stealer stealerium

Stealerium family

stealerium

Enumerates physical storage devices

Delays execution with timeout.exe

defense_evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\timeout.exe N/A

Kills process with taskkill

defense_evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\taskkill.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe

"C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe"

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\11dda570-dcb0-4736-9960-488e90b86a4d.bat"

C:\Windows\system32\chcp.com

chcp 65001

C:\Windows\system32\taskkill.exe

taskkill /F /PID 2344

C:\Windows\system32\timeout.exe

timeout /T 2 /NOBREAK

Network

N/A

Files

memory/2344-0-0x000007FEF60D3000-0x000007FEF60D4000-memory.dmp

memory/2344-1-0x0000000001010000-0x000000000171E000-memory.dmp

memory/2344-2-0x000007FEF60D0000-0x000007FEF6ABC000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\11dda570-dcb0-4736-9960-488e90b86a4d.bat

MD5 c10a95fcc3c2ea2c74f7751b344d3dde
SHA1 a0b49c07c4ec62402f8e505c75ab2404f0829f1b
SHA256 9d51488442829dc9fe3aa5a99580d1aeca6c07b938f4caf139ead44cb1784857
SHA512 7b5da088dea65f0cf33e484aeb4fe32299ef18ac590b51010e504f30cf18397976d64c7e505415ceb24be0d950f959019083ea89778a37a1b970958dc089e166

memory/2344-7-0x000007FEF60D0000-0x000007FEF6ABC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-03-20 02:18

Reported

2025-03-20 02:21

Platform

win10v2004-20250314-en

Max time kernel

104s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe"

Signatures

Stealerium

stealer stealerium

Stealerium family

stealerium

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe N/A

Enumerates physical storage devices

Delays execution with timeout.exe

defense_evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\timeout.exe N/A

Kills process with taskkill

defense_evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\taskkill.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe

"C:\Users\Admin\AppData\Local\Temp\18cdbd760961bbe45ab6dac098badab8556e5c28cd24744c58f84eb3255da992.exe"

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\272f551f-b9c5-49c7-9d83-a98326ffca33.bat"

C:\Windows\system32\chcp.com

chcp 65001

C:\Windows\system32\taskkill.exe

taskkill /F /PID 4432

C:\Windows\system32\timeout.exe

timeout /T 2 /NOBREAK

Network

Country Destination Domain Proto
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.180.3:80 c.pki.goog tcp

Files

memory/4432-0-0x00007FFB5CB53000-0x00007FFB5CB55000-memory.dmp

memory/4432-1-0x0000023C12570000-0x0000023C12C7E000-memory.dmp

memory/4432-2-0x00007FFB5CB50000-0x00007FFB5D611000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\272f551f-b9c5-49c7-9d83-a98326ffca33.bat

MD5 69b16da13a19e1fd47d785d3e8e4f5fb
SHA1 f56be91653b5cd02c66cde01f15dc988e2fe5b1c
SHA256 43b7b6b0687b9564593a8b0bff127122bad8c17acd8738d3d86330eb2d3e570a
SHA512 0ebbad89efaab2b902e244a088b1f891b1fc6f99c9f36c8caeea0f103fcb53157783abac66bb793a010770a9860fdd804237faae3222b4d13d14ac301ea07730

memory/4432-7-0x00007FFB5CB50000-0x00007FFB5D611000-memory.dmp