Malware Analysis Report

2024-10-10 09:55

Sample ID 240710-jb58savamp
Target f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075
SHA256 f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075
Tags
umbral execution spyware 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

f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075

Threat Level: Known bad

The file f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075 was found to be: Known bad.

Malicious Activity Summary

umbral execution spyware stealer

Umbral family

Umbral

Detect Umbral payload

Command and Scripting Interpreter: PowerShell

Drops file in Drivers directory

Deletes itself

Reads user/profile data of web browsers

Looks up external IP address via web service

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Views/modifies file attributes

Detects videocard installed

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Runs ping.exe

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-10 07:30

Signatures

Detect Umbral payload

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

Umbral family

umbral

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-10 07:30

Reported

2024-07-10 07:33

Platform

win7-20240708-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe"

Signatures

Detect Umbral payload

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

Umbral

stealer umbral

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Drops file in Drivers directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\drivers\etc\hosts C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe N/A

Deletes itself

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

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Detects videocard installed

Description Indicator Process Target
N/A N/A C:\Windows\System32\Wbem\wmic.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2644 wrote to memory of 2768 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2768 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2768 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\system32\attrib.exe
PID 2644 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\system32\attrib.exe
PID 2644 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\system32\attrib.exe
PID 2644 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 372 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 372 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 372 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 1476 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 1476 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 1476 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2644 wrote to memory of 2168 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2168 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2168 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 2644 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\system32\cmd.exe
PID 2644 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\system32\cmd.exe
PID 2644 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\system32\cmd.exe
PID 2212 wrote to memory of 1124 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\PING.EXE
PID 2212 wrote to memory of 1124 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\PING.EXE
PID 2212 wrote to memory of 1124 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\PING.EXE

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe

"C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe"

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" csproduct get uuid

C:\Windows\system32\attrib.exe

"attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" os get Caption

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" computersystem get totalphysicalmemory

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" csproduct get uuid

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER

C:\Windows\System32\Wbem\wmic.exe

"wmic" path win32_VideoController get name

C:\Windows\system32\cmd.exe

"cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe" && pause

C:\Windows\system32\PING.EXE

ping localhost

Network

Country Destination Domain Proto
US 8.8.8.8:53 gstatic.com udp
GB 142.250.200.3:443 gstatic.com tcp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 discord.com udp
US 162.159.128.233:443 discord.com tcp

Files

memory/2644-0-0x000007FEF6163000-0x000007FEF6164000-memory.dmp

memory/2644-1-0x0000000000D20000-0x0000000000D60000-memory.dmp

memory/2644-2-0x000007FEF6160000-0x000007FEF6B4C000-memory.dmp

memory/2596-7-0x000000001B560000-0x000000001B842000-memory.dmp

memory/2596-8-0x00000000029F0000-0x00000000029F8000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 bbb55190a7550a6997aa24ecbf7b52e1
SHA1 e419db141d1cc9ac41e4aa4894b1cff6622cadd1
SHA256 3ce213e3e7b21b42e377a91b70718a14e6ac30918d84d5f3775e270675cf246e
SHA512 74b0b40dbae8f7a9c84412855013eb49f5d2b531853be2b7a3c7f3755ecabb39c54c54b171d9edcd00ea1d8df2a1ee9ddda96209b6f7632a0108e38fd16916b1

memory/2320-14-0x000000001B650000-0x000000001B932000-memory.dmp

memory/2320-15-0x0000000001FD0000-0x0000000001FD8000-memory.dmp

\??\PIPE\srvsvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/1780-43-0x0000000002720000-0x0000000002728000-memory.dmp

memory/2644-47-0x000007FEF6160000-0x000007FEF6B4C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-10 07:30

Reported

2024-07-10 07:33

Platform

win10v2004-20240709-en

Max time kernel

150s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe"

Signatures

Detect Umbral payload

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

Umbral

stealer umbral

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Drops file in Drivers directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\drivers\etc\hosts C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe N/A

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Detects videocard installed

Description Indicator Process Target
N/A N/A C:\Windows\System32\Wbem\wmic.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\wmic.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4804 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 2892 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\SYSTEM32\attrib.exe
PID 4804 wrote to memory of 2892 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\SYSTEM32\attrib.exe
PID 4804 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 4832 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 4832 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 3244 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 3244 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 4880 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 4880 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 2368 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 2368 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4804 wrote to memory of 3076 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 3076 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\System32\Wbem\wmic.exe
PID 4804 wrote to memory of 3068 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\SYSTEM32\cmd.exe
PID 4804 wrote to memory of 3068 N/A C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe C:\Windows\SYSTEM32\cmd.exe
PID 3068 wrote to memory of 2808 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\PING.EXE
PID 3068 wrote to memory of 2808 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\PING.EXE

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe

"C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe"

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" csproduct get uuid

C:\Windows\SYSTEM32\attrib.exe

"attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" os get Caption

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" computersystem get totalphysicalmemory

C:\Windows\System32\Wbem\wmic.exe

"wmic.exe" csproduct get uuid

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER

C:\Windows\System32\Wbem\wmic.exe

"wmic" path win32_VideoController get name

C:\Windows\SYSTEM32\cmd.exe

"cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\f867a240eab1d2993a2a0917e1ba63d9156e66ad637d0a500afc0347c5172075.exe" && pause

C:\Windows\system32\PING.EXE

ping localhost

Network

Country Destination Domain Proto
US 8.8.8.8:53 gstatic.com udp
GB 142.250.200.3:443 gstatic.com tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 3.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 discord.com udp
US 162.159.135.232:443 discord.com tcp
US 8.8.8.8:53 232.135.159.162.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 84.65.42.20.in-addr.arpa udp

Files

memory/4804-0-0x000001BD85AD0000-0x000001BD85B10000-memory.dmp

memory/4804-1-0x00007FFFA3AF3000-0x00007FFFA3AF5000-memory.dmp

memory/4804-2-0x00007FFFA3AF0000-0x00007FFFA45B1000-memory.dmp

memory/4208-3-0x00007FFFA3AF0000-0x00007FFFA45B1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4vu20v2g.uzj.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4208-4-0x0000025B42C30000-0x0000025B42C52000-memory.dmp

memory/4208-10-0x00007FFFA3AF0000-0x00007FFFA45B1000-memory.dmp

memory/4208-15-0x00007FFFA3AF0000-0x00007FFFA45B1000-memory.dmp

memory/4208-17-0x00007FFFA3AF0000-0x00007FFFA45B1000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 2e907f77659a6601fcc408274894da2e
SHA1 9f5b72abef1cd7145bf37547cdb1b9254b4efe9d
SHA256 385da35673330e21ac02545220552fe301fe54dedefbdafc097ac4342a295233
SHA512 34fa0fff24f6550f55f828541aaefe5d75c86f8f0842d54b50065e9746f9662bb7209c74c9a9571540b9855bb3851f01db613190024e89b198d485bb5dc07721

memory/4804-31-0x000001BDA0270000-0x000001BDA02E6000-memory.dmp

memory/4804-32-0x000001BDA02F0000-0x000001BDA0340000-memory.dmp

memory/4804-33-0x000001BD85FB0000-0x000001BD85FCE000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 0b8cb2e6dd5794b6a56a4bdbbd430fd7
SHA1 2b08e348c3489c6a35761af073018e3784c12074
SHA256 bcce0d44e33747e4c39df9afbd0a4e98a47ded0188375e4dfdd94cafbb366e1f
SHA512 15ce3b588aa80899f69b0313c7e188d886bddbd09783ca732ac33f9ae8e4e017a72b6f98919f581383a4582732575e5faedb0dea87e01cf2b657424945fdf4d2

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 548dd08570d121a65e82abb7171cae1c
SHA1 1a1b5084b3a78f3acd0d811cc79dbcac121217ab
SHA256 cdf17b8532ebcebac3cfe23954a30aa32edd268d040da79c82687e4ccb044adc
SHA512 37b98b09178b51eec9599af90d027d2f1028202efc1633047e16e41f1a95610984af5620baac07db085ccfcb96942aafffad17aa1f44f63233e83869dc9f697b

memory/4804-69-0x000001BDA00B0000-0x000001BDA00BA000-memory.dmp

memory/4804-70-0x000001BDA01F0000-0x000001BDA0202000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 45ad40f012b09e141955482368549640
SHA1 3f9cd15875c1e397c3b2b5592805577ae88a96cb
SHA256 ea3b59172f1a33677f9cb3843fb4d6093b806d3a7cf2f3c6d4692f5421f656ce
SHA512 3de08f8affca1c1450088f560776cf3d65146cadac43c06eb922c7b3cea436e519966cf38458303ffeb1a58c53f8952cffda6c34216fda7594e014b516e83b33

memory/4804-88-0x00007FFFA3AF0000-0x00007FFFA45B1000-memory.dmp