umbral | ea4cb7c7b4cfb2fcc04d1c3f96b20c26638e69a97b15cae14659f0d6afb78f85

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-08-2024 01:47

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General

Target

b5uEJHZB6Rl.exe
Size

231KB
MD5

438289fb9c72ed39bf5497f9af21ec7a
SHA1

8120391ecb41ed6a4c6ef0b259776e59311d6997
SHA256

ea4cb7c7b4cfb2fcc04d1c3f96b20c26638e69a97b15cae14659f0d6afb78f85
SHA512

3647907fa2d503a242ef07cb20b081444b75e0c618a91232c8e77903b4b6aa823b8a7cbe07a45e02591fe48fdd23b5eae88565006b85863c0a5f6e42d7589fe0
SSDEEP

6144:YloZM+rIkd8g+EtXHkv/iD4Bs4DdLocD/abtIEx6tb8e1mTiu:GoZtL+EP8Bs4DdLocD/abtIExq1

Score

10^/10

umbral credential_access discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral2/memory/3692-0-0x000001E047A30000-0x000001E047A70000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2672	powershell.exe
4504	powershell.exe
4812	powershell.exe
3540	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	b5uEJHZB6Rl.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
T1552.001

Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs

Web Service

T1102

flow	ioc
91	mediafire.com
29	discord.com
30	discord.com
31	discord.com
89	mediafire.com
90	mediafire.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	ip-api.com

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3896	cmd.exe
2488	PING.EXE

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	taskmgr.exe

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
2804	wmic.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings	taskmgr.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2488	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3692	b5uEJHZB6Rl.exe
3540	powershell.exe
3540	powershell.exe
4812	powershell.exe
4812	powershell.exe
2672	powershell.exe
2672	powershell.exe
3904	powershell.exe
3904	powershell.exe
4504	powershell.exe
4504	powershell.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
4280	chrome.exe
4280	chrome.exe
4280	chrome.exe
4280	chrome.exe
4280	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3692	b5uEJHZB6Rl.exe
Token: SeIncreaseQuotaPrivilege	3020	wmic.exe
Token: SeSecurityPrivilege	3020	wmic.exe
Token: SeTakeOwnershipPrivilege	3020	wmic.exe
Token: SeLoadDriverPrivilege	3020	wmic.exe
Token: SeSystemProfilePrivilege	3020	wmic.exe
Token: SeSystemtimePrivilege	3020	wmic.exe
Token: SeProfSingleProcessPrivilege	3020	wmic.exe
Token: SeIncBasePriorityPrivilege	3020	wmic.exe
Token: SeCreatePagefilePrivilege	3020	wmic.exe
Token: SeBackupPrivilege	3020	wmic.exe
Token: SeRestorePrivilege	3020	wmic.exe
Token: SeShutdownPrivilege	3020	wmic.exe
Token: SeDebugPrivilege	3020	wmic.exe
Token: SeSystemEnvironmentPrivilege	3020	wmic.exe
Token: SeRemoteShutdownPrivilege	3020	wmic.exe
Token: SeUndockPrivilege	3020	wmic.exe
Token: SeManageVolumePrivilege	3020	wmic.exe
Token: 33	3020	wmic.exe
Token: 34	3020	wmic.exe
Token: 35	3020	wmic.exe
Token: 36	3020	wmic.exe
Token: SeIncreaseQuotaPrivilege	3020	wmic.exe
Token: SeSecurityPrivilege	3020	wmic.exe
Token: SeTakeOwnershipPrivilege	3020	wmic.exe
Token: SeLoadDriverPrivilege	3020	wmic.exe
Token: SeSystemProfilePrivilege	3020	wmic.exe
Token: SeSystemtimePrivilege	3020	wmic.exe
Token: SeProfSingleProcessPrivilege	3020	wmic.exe
Token: SeIncBasePriorityPrivilege	3020	wmic.exe
Token: SeCreatePagefilePrivilege	3020	wmic.exe
Token: SeBackupPrivilege	3020	wmic.exe
Token: SeRestorePrivilege	3020	wmic.exe
Token: SeShutdownPrivilege	3020	wmic.exe
Token: SeDebugPrivilege	3020	wmic.exe
Token: SeSystemEnvironmentPrivilege	3020	wmic.exe
Token: SeRemoteShutdownPrivilege	3020	wmic.exe
Token: SeUndockPrivilege	3020	wmic.exe
Token: SeManageVolumePrivilege	3020	wmic.exe
Token: 33	3020	wmic.exe
Token: 34	3020	wmic.exe
Token: 35	3020	wmic.exe
Token: 36	3020	wmic.exe
Token: SeDebugPrivilege	3540	powershell.exe
Token: SeDebugPrivilege	4812	powershell.exe
Token: SeDebugPrivilege	2672	powershell.exe
Token: SeDebugPrivilege	3904	powershell.exe
Token: SeIncreaseQuotaPrivilege	3864	wmic.exe
Token: SeSecurityPrivilege	3864	wmic.exe
Token: SeTakeOwnershipPrivilege	3864	wmic.exe
Token: SeLoadDriverPrivilege	3864	wmic.exe
Token: SeSystemProfilePrivilege	3864	wmic.exe
Token: SeSystemtimePrivilege	3864	wmic.exe
Token: SeProfSingleProcessPrivilege	3864	wmic.exe
Token: SeIncBasePriorityPrivilege	3864	wmic.exe
Token: SeCreatePagefilePrivilege	3864	wmic.exe
Token: SeBackupPrivilege	3864	wmic.exe
Token: SeRestorePrivilege	3864	wmic.exe
Token: SeShutdownPrivilege	3864	wmic.exe
Token: SeDebugPrivilege	3864	wmic.exe
Token: SeSystemEnvironmentPrivilege	3864	wmic.exe
Token: SeRemoteShutdownPrivilege	3864	wmic.exe
Token: SeUndockPrivilege	3864	wmic.exe
Token: SeManageVolumePrivilege	3864	wmic.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe

Suspicious use of SendNotifyMessage 64 IoCs

pid	Process
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe
3408	taskmgr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 3020	3692	b5uEJHZB6Rl.exe	85
PID 3692 wrote to memory of 3020	3692	b5uEJHZB6Rl.exe	85
PID 3692 wrote to memory of 2728	3692	b5uEJHZB6Rl.exe	90
PID 3692 wrote to memory of 2728	3692	b5uEJHZB6Rl.exe	90
PID 3692 wrote to memory of 3540	3692	b5uEJHZB6Rl.exe	92
PID 3692 wrote to memory of 3540	3692	b5uEJHZB6Rl.exe	92
PID 3692 wrote to memory of 4812	3692	b5uEJHZB6Rl.exe	94
PID 3692 wrote to memory of 4812	3692	b5uEJHZB6Rl.exe	94
PID 3692 wrote to memory of 2672	3692	b5uEJHZB6Rl.exe	96
PID 3692 wrote to memory of 2672	3692	b5uEJHZB6Rl.exe	96
PID 3692 wrote to memory of 3904	3692	b5uEJHZB6Rl.exe	98
PID 3692 wrote to memory of 3904	3692	b5uEJHZB6Rl.exe	98
PID 3692 wrote to memory of 3864	3692	b5uEJHZB6Rl.exe	102
PID 3692 wrote to memory of 3864	3692	b5uEJHZB6Rl.exe	102
PID 3692 wrote to memory of 2920	3692	b5uEJHZB6Rl.exe	105
PID 3692 wrote to memory of 2920	3692	b5uEJHZB6Rl.exe	105
PID 3692 wrote to memory of 3972	3692	b5uEJHZB6Rl.exe	107
PID 3692 wrote to memory of 3972	3692	b5uEJHZB6Rl.exe	107
PID 3692 wrote to memory of 4504	3692	b5uEJHZB6Rl.exe	109
PID 3692 wrote to memory of 4504	3692	b5uEJHZB6Rl.exe	109
PID 3692 wrote to memory of 2804	3692	b5uEJHZB6Rl.exe	111
PID 3692 wrote to memory of 2804	3692	b5uEJHZB6Rl.exe	111
PID 3692 wrote to memory of 3896	3692	b5uEJHZB6Rl.exe	113
PID 3692 wrote to memory of 3896	3692	b5uEJHZB6Rl.exe	113
PID 3896 wrote to memory of 2488	3896	cmd.exe	115
PID 3896 wrote to memory of 2488	3896	cmd.exe	115
PID 4280 wrote to memory of 4532	4280	chrome.exe	147
PID 4280 wrote to memory of 4532	4280	chrome.exe	147
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 1604	4280	chrome.exe	148
PID 4280 wrote to memory of 4704	4280	chrome.exe	149
PID 4280 wrote to memory of 4704	4280	chrome.exe	149
PID 4280 wrote to memory of 3280	4280	chrome.exe	150
PID 4280 wrote to memory of 3280	4280	chrome.exe	150
PID 4280 wrote to memory of 3280	4280	chrome.exe	150
PID 4280 wrote to memory of 3280	4280	chrome.exe	150

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2728	attrib.exe

C:\Users\Admin\AppData\Local\Temp\b5uEJHZB6Rl.exe
"C:\Users\Admin\AppData\Local\Temp\b5uEJHZB6Rl.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3692
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3020
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\b5uEJHZB6Rl.exe"
  2⤵
  - Views/modifies file attributes
  PID:2728
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\b5uEJHZB6Rl.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3540
- 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
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4812
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2672
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3904
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3864
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:2920
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:3972
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:4504
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:2804
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\b5uEJHZB6Rl.exe" && pause
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3896
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2488

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /7
1⤵
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3408

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:2984

C:\Windows\System32\h920ln.exe
"C:\Windows\System32\h920ln.exe"
1⤵
PID:1200

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0x118,0x11c,0x120,0xf4,0x124,0x7ffe9d38cc40,0x7ffe9d38cc4c,0x7ffe9d38cc58
  2⤵
  PID:4532
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1844,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1840 /prefetch:2
  2⤵
  PID:1604
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2144,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2156 /prefetch:3
  2⤵
  PID:4704
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2304,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2312 /prefetch:8
  2⤵
  PID:3280
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3148,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3168 /prefetch:1
  2⤵
  PID:3792
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3208,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3296 /prefetch:1
  2⤵
  PID:4724
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4056,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3680 /prefetch:1
  2⤵
  PID:3820
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4688,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4696 /prefetch:1
  2⤵
  PID:1908
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --field-trial-handle=4988,i,4579117475239489774,1689745752210494651,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=5004 /prefetch:1
  2⤵
  PID:2476

C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
1⤵
PID:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
440cb38dbee06645cc8b74d51f6e5f71

SHA1
d7e61da91dc4502e9ae83281b88c1e48584edb7c

SHA256
8ef7a682dfd99ff5b7e9de0e1be43f0016d68695a43c33c028af2635cc15ecfe

SHA512
3aab19578535e6ba0f6beb5690c87d970292100704209d2dcebddcdd46c6bead27588ef5d98729bfd50606a54cc1edf608b3d15bef42c13b9982aaaf15de7fd6

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

Filesize
944B

MD5
f3272bd92b557cadcbe4893cf538ccec

SHA1
4f0cee85a2306f1bea5bb64261218a617713f1c8

SHA256
a321d96fc18c26544d95dba0c5db1b73e20dfbb2567aeea2b72c57c99b7a5124

SHA512
226f6b0327ee495b2851e9272ff42f15293a952efd3f9ee2e039575c04768a9822c2f3193d8cce6e871b96ecf830ec3f7328c708943db0aa4eecc2db9ac605ce

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

Filesize
948B

MD5
627deabb4703797ece516ffff56dff63

SHA1
a73aad49150b7daf33c81fdb3d03104dcf98e10e

SHA256
fa203b9c836b5783d582900b5a1e65dc21fbf2ff25af63c41f9272ea930d8473

SHA512
0b44ed0301024c9b19fc0b5c73048b37142121628be818888970c9c3f3a71a75731e27791302e42347d9630c4ba446d02b07af723570f9813f86736b3c2582c3

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

Filesize
1KB

MD5
548dd08570d121a65e82abb7171cae1c

SHA1
1a1b5084b3a78f3acd0d811cc79dbcac121217ab

SHA256
cdf17b8532ebcebac3cfe23954a30aa32edd268d040da79c82687e4ccb044adc

SHA512
37b98b09178b51eec9599af90d027d2f1028202efc1633047e16e41f1a95610984af5620baac07db085ccfcb96942aafffad17aa1f44f63233e83869dc9f697b

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

Filesize
1KB

MD5
eeb6ad386d143f278077171fc01a81e8

SHA1
43cff1bd7240965bfb2f10e47c0cec0f94332e2d

SHA256
59d62f9472b4c00b7cae0ee702789fa2b0042c468e4de9421d2430f9973eb00d

SHA512
b40f003e6d97adaaf05809f06d12df01984943d9eb6c44eaeffef90df8de0040373150c9714b11a42db5189b7064eeed0609a39f6f1feb91b05dd1835333e8f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fixa4mez.ovv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\system32\drivers\etc\hosts

Filesize
2KB

MD5
4028457913f9d08b06137643fe3e01bc

SHA1
a5cb3f12beaea8194a2d3d83a62bdb8d558f5f14

SHA256
289d433902418aaf62e7b96b215ece04fcbcef2457daf90f46837a4d5090da58

SHA512
c8e1eef90618341bbde885fd126ece2b1911ca99d20d82f62985869ba457553b4c2bf1e841fd06dacbf27275b3b0940e5a794e1b1db0fd56440a96592362c28b

Download Submit
memory/3408-97-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-98-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-100-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-101-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-102-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-99-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-96-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-92-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-91-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3408-90-0x00000201C0FA0000-0x00000201C0FA1000-memory.dmp

Filesize
4KB

Download
memory/3540-14-0x000001A3D7570000-0x000001A3D7592000-memory.dmp

Filesize
136KB

Download
memory/3540-4-0x00007FFE86070000-0x00007FFE86B31000-memory.dmp

Filesize
10.8MB

Download
memory/3540-3-0x00007FFE86070000-0x00007FFE86B31000-memory.dmp

Filesize
10.8MB

Download
memory/3540-17-0x00007FFE86070000-0x00007FFE86B31000-memory.dmp

Filesize
10.8MB

Download
memory/3692-32-0x000001E062210000-0x000001E062286000-memory.dmp

Filesize
472KB

Download
memory/3692-0-0x000001E047A30000-0x000001E047A70000-memory.dmp

Filesize
256KB

Download
memory/3692-89-0x00007FFE86070000-0x00007FFE86B31000-memory.dmp

Filesize
10.8MB

Download
memory/3692-70-0x000001E049810000-0x000001E04981A000-memory.dmp

Filesize
40KB

Download
memory/3692-34-0x000001E0497C0000-0x000001E0497DE000-memory.dmp

Filesize
120KB

Download
memory/3692-33-0x000001E049830000-0x000001E049880000-memory.dmp

Filesize
320KB

Download
memory/3692-71-0x000001E0621B0000-0x000001E0621C2000-memory.dmp

Filesize
72KB

Download
memory/3692-2-0x00007FFE86070000-0x00007FFE86B31000-memory.dmp

Filesize
10.8MB

Download
memory/3692-1-0x00007FFE86073000-0x00007FFE86075000-memory.dmp

Filesize
8KB

Download