umbral | hxxps://github[.]com/officialsolara/Umbral-Stealer/raw/main/Umbral[.]Stealer[.]zip

Analysis

max time kernel
40s
max time network
33s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11-07-2024 18:54

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General

Target

https://github.com/officialsolara/Umbral-Stealer/raw/main/Umbral.Stealer.zip

Score

10^/10

umbral execution stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral1/memory/4944-60-0x0000017C11EC0000-0x0000017C11F00000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4256	powershell.exe

Drops file in Drivers directory 1 IoCs

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

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

Web Service

T1102

flow	ioc
41	discord.com
11	raw.githubusercontent.com
12	raw.githubusercontent.com
40	discord.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
32	ip-api.com

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_DADY&Prod_HARDDISK\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\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
4540	wmic.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000_Classes\Local Settings	msedge.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4752	PING.EXE

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
3528	msedge.exe
3528	msedge.exe
4552	msedge.exe
4552	msedge.exe
1956	identity_helper.exe
1956	identity_helper.exe
1528	msedge.exe
1528	msedge.exe
4944	Umbral.builder.exe
4944	Umbral.builder.exe
4256	powershell.exe
4256	powershell.exe
4256	powershell.exe
1392	powershell.exe
1392	powershell.exe
1392	powershell.exe
4124	powershell.exe
4124	powershell.exe
4124	powershell.exe
4540	powershell.exe
4540	powershell.exe
4540	powershell.exe
3096	powershell.exe
3096	powershell.exe
3096	powershell.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4944	Umbral.builder.exe
Token: SeIncreaseQuotaPrivilege	3784	wmic.exe
Token: SeSecurityPrivilege	3784	wmic.exe
Token: SeTakeOwnershipPrivilege	3784	wmic.exe
Token: SeLoadDriverPrivilege	3784	wmic.exe
Token: SeSystemProfilePrivilege	3784	wmic.exe
Token: SeSystemtimePrivilege	3784	wmic.exe
Token: SeProfSingleProcessPrivilege	3784	wmic.exe
Token: SeIncBasePriorityPrivilege	3784	wmic.exe
Token: SeCreatePagefilePrivilege	3784	wmic.exe
Token: SeBackupPrivilege	3784	wmic.exe
Token: SeRestorePrivilege	3784	wmic.exe
Token: SeShutdownPrivilege	3784	wmic.exe
Token: SeDebugPrivilege	3784	wmic.exe
Token: SeSystemEnvironmentPrivilege	3784	wmic.exe
Token: SeRemoteShutdownPrivilege	3784	wmic.exe
Token: SeUndockPrivilege	3784	wmic.exe
Token: SeManageVolumePrivilege	3784	wmic.exe
Token: 33	3784	wmic.exe
Token: 34	3784	wmic.exe
Token: 35	3784	wmic.exe
Token: 36	3784	wmic.exe
Token: SeIncreaseQuotaPrivilege	3784	wmic.exe
Token: SeSecurityPrivilege	3784	wmic.exe
Token: SeTakeOwnershipPrivilege	3784	wmic.exe
Token: SeLoadDriverPrivilege	3784	wmic.exe
Token: SeSystemProfilePrivilege	3784	wmic.exe
Token: SeSystemtimePrivilege	3784	wmic.exe
Token: SeProfSingleProcessPrivilege	3784	wmic.exe
Token: SeIncBasePriorityPrivilege	3784	wmic.exe
Token: SeCreatePagefilePrivilege	3784	wmic.exe
Token: SeBackupPrivilege	3784	wmic.exe
Token: SeRestorePrivilege	3784	wmic.exe
Token: SeShutdownPrivilege	3784	wmic.exe
Token: SeDebugPrivilege	3784	wmic.exe
Token: SeSystemEnvironmentPrivilege	3784	wmic.exe
Token: SeRemoteShutdownPrivilege	3784	wmic.exe
Token: SeUndockPrivilege	3784	wmic.exe
Token: SeManageVolumePrivilege	3784	wmic.exe
Token: 33	3784	wmic.exe
Token: 34	3784	wmic.exe
Token: 35	3784	wmic.exe
Token: 36	3784	wmic.exe
Token: SeDebugPrivilege	4256	powershell.exe
Token: SeDebugPrivilege	1392	powershell.exe
Token: SeDebugPrivilege	4124	powershell.exe
Token: SeDebugPrivilege	4540	powershell.exe
Token: SeIncreaseQuotaPrivilege	5064	wmic.exe
Token: SeSecurityPrivilege	5064	wmic.exe
Token: SeTakeOwnershipPrivilege	5064	wmic.exe
Token: SeLoadDriverPrivilege	5064	wmic.exe
Token: SeSystemProfilePrivilege	5064	wmic.exe
Token: SeSystemtimePrivilege	5064	wmic.exe
Token: SeProfSingleProcessPrivilege	5064	wmic.exe
Token: SeIncBasePriorityPrivilege	5064	wmic.exe
Token: SeCreatePagefilePrivilege	5064	wmic.exe
Token: SeBackupPrivilege	5064	wmic.exe
Token: SeRestorePrivilege	5064	wmic.exe
Token: SeShutdownPrivilege	5064	wmic.exe
Token: SeDebugPrivilege	5064	wmic.exe
Token: SeSystemEnvironmentPrivilege	5064	wmic.exe
Token: SeRemoteShutdownPrivilege	5064	wmic.exe
Token: SeUndockPrivilege	5064	wmic.exe
Token: SeManageVolumePrivilege	5064	wmic.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe

Suspicious use of SendNotifyMessage 57 IoCs

pid	Process
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4552	msedge.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe
4656	taskmgr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 1596	4552	msedge.exe	83
PID 4552 wrote to memory of 1596	4552	msedge.exe	83
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3452	4552	msedge.exe	84
PID 4552 wrote to memory of 3528	4552	msedge.exe	85
PID 4552 wrote to memory of 3528	4552	msedge.exe	85
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86
PID 4552 wrote to memory of 2692	4552	msedge.exe	86

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4484	attrib.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/officialsolara/Umbral-Stealer/raw/main/Umbral.Stealer.zip
1⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffe22cf46f8,0x7ffe22cf4708,0x7ffe22cf4718
  2⤵
  PID:1596
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2076 /prefetch:2
  2⤵
  PID:3452
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2436 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2868 /prefetch:8
  2⤵
  PID:2692
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3360 /prefetch:1
  2⤵
  PID:1744
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3372 /prefetch:1
  2⤵
  PID:1352
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5372 /prefetch:8
  2⤵
  PID:4388
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5372 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1956
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=4156 /prefetch:8
  2⤵
  PID:1368
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4880 /prefetch:1
  2⤵
  PID:3092
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5672 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3476 /prefetch:1
  2⤵
  PID:2264
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3660 /prefetch:1
  2⤵
  PID:4072
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5644 /prefetch:1
  2⤵
  PID:3464
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,12135408238599745259,4215358753696116167,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5584 /prefetch:1
  2⤵
  PID:3088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3908

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4540

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4544

C:\Users\Admin\Downloads\Umbral.Stealer\Umbral.builder.exe
"C:\Users\Admin\Downloads\Umbral.Stealer\Umbral.builder.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4944
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3784
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\Downloads\Umbral.Stealer\Umbral.builder.exe"
  2⤵
  - Views/modifies file attributes
  PID:4484
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\Downloads\Umbral.Stealer\Umbral.builder.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4256
- 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⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1392
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4124
- 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:4540
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:5064
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:3512
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:1268
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3096
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:4540
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\Downloads\Umbral.Stealer\Umbral.builder.exe" && pause
  2⤵
  PID:3908
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - Runs ping.exe
    PID:4752

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4656

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

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
8dc45b70cbe29a357e2c376a0c2b751b

SHA1
25d623cea817f86b8427db53b82340410c1489b2

SHA256
511cfb6bedbad2530b5cc5538b6ec2184fc4f85947ba4c8166d0bb9f5fe2703a

SHA512
3ce0f52675feb16d6e62aae1c50767da178b93bdae28bacf6df3a2f72b8cc75b09c5092d9065e0872e5d09fd9ffe0c6931d6ae1943ddb1927b85d60659ef866e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
1790c766c15938258a4f9b984cf68312

SHA1
15c9827d278d28b23a8ea0389d42fa87e404359f

SHA256
2e3978bb58c701f3c6b05de9349b7334a194591bec7bcf73f53527dc0991dc63

SHA512
2682d9c60c9d67608cf140b6ca4958d890bcbc3c8a8e95fcc639d2a11bb0ec348ca55ae99a5840e1f50e5c5bcf3e27c97fc877582d869d98cc4ea3448315aafb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
e3c1b055542075ad963eb548f2700b5d

SHA1
dbba366bcc01fefd0c5ae431d20834712f3f62e9

SHA256
ed51c452e4d9826110e9aa2145788f13d450b9f43f812e3e7389a046ee2b127a

SHA512
c33329d4b00667380ab48ee1cbdd00673278ef10d076bb07b7353c36c5ec8aec8ca259e33691fd9e296a6f2fc069a1de0ab3642ebfea5c50370e36563e64f9b8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
e74dd7676179aed9f7338a9b2bc1b5e3

SHA1
2793f80ab0f8c3414ced6a97714ac2a2312bf2eb

SHA256
46be33ecca0f1f7e6cb2f555c8a68225948cb92f425ba6336256bc517eb98250

SHA512
4d648db6ea9912b63a25eda32c3b8bdf70fc561f4638f006337a922ff81666dad39fc62d19c7aeb3ab203a27a6c00dd1372dacc33e449feccd7698efd010518b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
11KB

MD5
b35cff38af53a52198176e38a16af626

SHA1
eff3f753987257ada30cfdff242f584f4f03f465

SHA256
a03c15cf1661e86ea23e273a644a9c5447cac3a84e321acd3043bf076c14cad2

SHA512
3dba1c562d10c52f44071508103ca086268ca3044c2072610f647c1eee84e94ad954e4ff32e7b07eff3568343663005df4e58f0f3e184d822b03cfe363507269

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

Filesize
948B

MD5
966914e2e771de7a4a57a95b6ecfa8a9

SHA1
7a32282fd51dd032967ed4d9a40cc57e265aeff2

SHA256
98d3c70d7004fa807897317bd6cd3e977b9b6c72d4d2565aca0f9f8b1c315cba

SHA512
dc39c7124a9c7c8d4c7e8e16290c46360b8d9a8f4e43edaacbbeb09bdcf20159a53db54d2b322372001b6a3de52b2f88e9088b5fdbc7638816ae0d122bb015f5

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

Filesize
1KB

MD5
276798eeb29a49dc6e199768bc9c2e71

SHA1
5fdc8ccb897ac2df7476fbb07517aca5b7a6205b

SHA256
cd0a1056e8f1b6cb5cb328532239d802f4e2aa8f8fcdc0fcb487684bd68e0dcc

SHA512
0d34fce64bbefc57d64fa6e03ca886952263d5f24df9c1c4cce6a1e8f5a47a9a21e9820f8d38caa7f7b43a52336ce00b738ea18419aaa7c788b72e04ce19e4f2

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

Filesize
1KB

MD5
6317adf4fbc43ea2fd68861fafd57155

SHA1
6b87c718893c83c6eed2767e8d9cbc6443e31913

SHA256
c1ead17eef37b4b461cedc276504a441489e819c7f943037f2001966aeec90af

SHA512
17229aae8622e4bfc3caaac55684f7d4ccd3162af5919c851b1d8ac4060b6bb7b75044ecee116523d05acb55197dcb60780958f629450edef386f1e6f65f49f0

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

Filesize
944B

MD5
6d3e9c29fe44e90aae6ed30ccf799ca8

SHA1
c7974ef72264bbdf13a2793ccf1aed11bc565dce

SHA256
2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

SHA512
60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yemizvcz.5jl.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\Downloads\Umbral.Stealer.zip

Filesize
3.4MB

MD5
f13ec0361452e0c3610bab1306aa2f28

SHA1
33145f20367885eff01225c6a89258312d71f85f

SHA256
5c2413e7e9960a403b91786d755c7c54fc9453c0bd29931acb792fee276f4e9f

SHA512
62d9ea1068afaf939ff9c8de1bd11b2b5134314f6241e1d69f3a1bbcf4d4526cfede08d1a6de2bcc4b07faa664934a21a4367a893aac3ccd1ae960d643e14541

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

Filesize
2KB

MD5
4028457913f9d08b06137643fe3e01bc

SHA1
a5cb3f12beaea8194a2d3d83a62bdb8d558f5f14

SHA256
289d433902418aaf62e7b96b215ece04fcbcef2457daf90f46837a4d5090da58

SHA512
c8e1eef90618341bbde885fd126ece2b1911ca99d20d82f62985869ba457553b4c2bf1e841fd06dacbf27275b3b0940e5a794e1b1db0fd56440a96592362c28b

Download Submit
memory/4256-66-0x0000019B65040000-0x0000019B65062000-memory.dmp

Filesize
136KB

Download
memory/4656-158-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-159-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-160-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-163-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-161-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-162-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-152-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-154-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-153-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4656-164-0x00000263C45D0000-0x00000263C45D1000-memory.dmp

Filesize
4KB

Download
memory/4944-60-0x0000017C11EC0000-0x0000017C11F00000-memory.dmp

Filesize
256KB

Download
memory/4944-130-0x0000017C2C5D0000-0x0000017C2C5E2000-memory.dmp

Filesize
72KB

Download
memory/4944-129-0x0000017C2C590000-0x0000017C2C59A000-memory.dmp

Filesize
40KB

Download
memory/4944-91-0x0000017C2C720000-0x0000017C2C73E000-memory.dmp

Filesize
120KB

Download
memory/4944-89-0x0000017C2C670000-0x0000017C2C6C0000-memory.dmp

Filesize
320KB

Download
memory/4944-88-0x0000017C2C5F0000-0x0000017C2C666000-memory.dmp

Filesize
472KB

Download