umbral | 84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08/01/2025, 14:12

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General

Target

84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
Size

229KB
MD5

d5b2a8bb68e47bda3a870e5f46f4fe45
SHA1

c7ba06a0aeae1130cc0d49c697f10bca901939e0
SHA256

84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893
SHA512

579196a951a91e13563f7ba5572366929b80559d0180436f1a3dc1db404a141b6ebf908995f81e1856bd0a10836a8d0e3d4cfc948a1d91f81c91f6524177e869
SSDEEP

6144:FloZM+rIkd8g+EtXHkv/iD4AFyuMS1NmYzus9x4uab8e1mtiY:HoZtL+EP8AFyuMS1NmYzus9x45jY

Score

10^/10

umbral discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral2/memory/1520-1-0x0000029C2B910000-0x0000029C2B950000-memory.dmp	family_umbral

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

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3724	powershell.exe
3496	powershell.exe
4084	powershell.exe
4560	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
19	discord.com
20	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
8	ip-api.com

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
3196	cmd.exe
1180	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
4828	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1180	PING.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
3724	powershell.exe
3724	powershell.exe
3496	powershell.exe
3496	powershell.exe
4084	powershell.exe
4084	powershell.exe
4944	powershell.exe
4944	powershell.exe
4560	powershell.exe
4560	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
Token: SeIncreaseQuotaPrivilege	392	wmic.exe
Token: SeSecurityPrivilege	392	wmic.exe
Token: SeTakeOwnershipPrivilege	392	wmic.exe
Token: SeLoadDriverPrivilege	392	wmic.exe
Token: SeSystemProfilePrivilege	392	wmic.exe
Token: SeSystemtimePrivilege	392	wmic.exe
Token: SeProfSingleProcessPrivilege	392	wmic.exe
Token: SeIncBasePriorityPrivilege	392	wmic.exe
Token: SeCreatePagefilePrivilege	392	wmic.exe
Token: SeBackupPrivilege	392	wmic.exe
Token: SeRestorePrivilege	392	wmic.exe
Token: SeShutdownPrivilege	392	wmic.exe
Token: SeDebugPrivilege	392	wmic.exe
Token: SeSystemEnvironmentPrivilege	392	wmic.exe
Token: SeRemoteShutdownPrivilege	392	wmic.exe
Token: SeUndockPrivilege	392	wmic.exe
Token: SeManageVolumePrivilege	392	wmic.exe
Token: 33	392	wmic.exe
Token: 34	392	wmic.exe
Token: 35	392	wmic.exe
Token: 36	392	wmic.exe
Token: SeIncreaseQuotaPrivilege	392	wmic.exe
Token: SeSecurityPrivilege	392	wmic.exe
Token: SeTakeOwnershipPrivilege	392	wmic.exe
Token: SeLoadDriverPrivilege	392	wmic.exe
Token: SeSystemProfilePrivilege	392	wmic.exe
Token: SeSystemtimePrivilege	392	wmic.exe
Token: SeProfSingleProcessPrivilege	392	wmic.exe
Token: SeIncBasePriorityPrivilege	392	wmic.exe
Token: SeCreatePagefilePrivilege	392	wmic.exe
Token: SeBackupPrivilege	392	wmic.exe
Token: SeRestorePrivilege	392	wmic.exe
Token: SeShutdownPrivilege	392	wmic.exe
Token: SeDebugPrivilege	392	wmic.exe
Token: SeSystemEnvironmentPrivilege	392	wmic.exe
Token: SeRemoteShutdownPrivilege	392	wmic.exe
Token: SeUndockPrivilege	392	wmic.exe
Token: SeManageVolumePrivilege	392	wmic.exe
Token: 33	392	wmic.exe
Token: 34	392	wmic.exe
Token: 35	392	wmic.exe
Token: 36	392	wmic.exe
Token: SeDebugPrivilege	3724	powershell.exe
Token: SeDebugPrivilege	3496	powershell.exe
Token: SeDebugPrivilege	4084	powershell.exe
Token: SeDebugPrivilege	4944	powershell.exe
Token: SeIncreaseQuotaPrivilege	5108	wmic.exe
Token: SeSecurityPrivilege	5108	wmic.exe
Token: SeTakeOwnershipPrivilege	5108	wmic.exe
Token: SeLoadDriverPrivilege	5108	wmic.exe
Token: SeSystemProfilePrivilege	5108	wmic.exe
Token: SeSystemtimePrivilege	5108	wmic.exe
Token: SeProfSingleProcessPrivilege	5108	wmic.exe
Token: SeIncBasePriorityPrivilege	5108	wmic.exe
Token: SeCreatePagefilePrivilege	5108	wmic.exe
Token: SeBackupPrivilege	5108	wmic.exe
Token: SeRestorePrivilege	5108	wmic.exe
Token: SeShutdownPrivilege	5108	wmic.exe
Token: SeDebugPrivilege	5108	wmic.exe
Token: SeSystemEnvironmentPrivilege	5108	wmic.exe
Token: SeRemoteShutdownPrivilege	5108	wmic.exe
Token: SeUndockPrivilege	5108	wmic.exe
Token: SeManageVolumePrivilege	5108	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 392	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	82
PID 1520 wrote to memory of 392	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	82
PID 1520 wrote to memory of 3108	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	85
PID 1520 wrote to memory of 3108	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	85
PID 1520 wrote to memory of 3724	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	87
PID 1520 wrote to memory of 3724	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	87
PID 1520 wrote to memory of 3496	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	89
PID 1520 wrote to memory of 3496	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	89
PID 1520 wrote to memory of 4084	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	91
PID 1520 wrote to memory of 4084	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	91
PID 1520 wrote to memory of 4944	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	93
PID 1520 wrote to memory of 4944	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	93
PID 1520 wrote to memory of 5108	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	95
PID 1520 wrote to memory of 5108	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	95
PID 1520 wrote to memory of 452	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	97
PID 1520 wrote to memory of 452	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	97
PID 1520 wrote to memory of 4300	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	99
PID 1520 wrote to memory of 4300	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	99
PID 1520 wrote to memory of 4560	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	101
PID 1520 wrote to memory of 4560	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	101
PID 1520 wrote to memory of 4828	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	103
PID 1520 wrote to memory of 4828	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	103
PID 1520 wrote to memory of 3196	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	105
PID 1520 wrote to memory of 3196	1520	84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe	105
PID 3196 wrote to memory of 1180	3196	cmd.exe	107
PID 3196 wrote to memory of 1180	3196	cmd.exe	107

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
3108	attrib.exe

C:\Users\Admin\AppData\Local\Temp\84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
"C:\Users\Admin\AppData\Local\Temp\84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:392
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe"
  2⤵
  - Views/modifies file attributes
  PID:3108
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3724
- 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:3496
- 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:4084
- 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:4944
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:5108
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:452
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:4300
- 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:4560
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:4828
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe" && pause
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3196
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1180

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

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

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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\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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
548dd08570d121a65e82abb7171cae1c

SHA1
1a1b5084b3a78f3acd0d811cc79dbcac121217ab

SHA256
cdf17b8532ebcebac3cfe23954a30aa32edd268d040da79c82687e4ccb044adc

SHA512
37b98b09178b51eec9599af90d027d2f1028202efc1633047e16e41f1a95610984af5620baac07db085ccfcb96942aafffad17aa1f44f63233e83869dc9f697b

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

Filesize
1KB

MD5
34aa6b8707d0f8850f789197d87893e8

SHA1
885827efd6dd2465887638a2e3cc76bce5fb4749

SHA256
5be191521b99c3a601be4b7deee0d09f5cdb5758a42917718c08167ded2fd7e0

SHA512
44b6a7af76cbd0f25ac3d77fc5be5bf5115d95da3df832b0171e483021cbbf971807ccce6da3d02283f04b9132cf777134445eb98d494ac66496070a05d2a91d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4yds5z22.5si.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1520-72-0x0000029C460D0000-0x0000029C460DA000-memory.dmp

Filesize
40KB

Download
memory/1520-35-0x0000029C2D6A0000-0x0000029C2D6BE000-memory.dmp

Filesize
120KB

Download
memory/1520-93-0x00007FFCED2A0000-0x00007FFCEDD61000-memory.dmp

Filesize
10.8MB

Download
memory/1520-73-0x0000029C46210000-0x0000029C46222000-memory.dmp

Filesize
72KB

Download
memory/1520-2-0x00007FFCED2A0000-0x00007FFCEDD61000-memory.dmp

Filesize
10.8MB

Download
memory/1520-33-0x0000029C46040000-0x0000029C460B6000-memory.dmp

Filesize
472KB

Download
memory/1520-34-0x0000029C2D6D0000-0x0000029C2D720000-memory.dmp

Filesize
320KB

Download
memory/1520-0-0x00007FFCED2A3000-0x00007FFCED2A5000-memory.dmp

Filesize
8KB

Download
memory/1520-1-0x0000029C2B910000-0x0000029C2B950000-memory.dmp

Filesize
256KB

Download
memory/3724-15-0x00007FFCED2A0000-0x00007FFCEDD61000-memory.dmp

Filesize
10.8MB

Download
memory/3724-13-0x00007FFCED2A0000-0x00007FFCEDD61000-memory.dmp

Filesize
10.8MB

Download
memory/3724-14-0x00007FFCED2A0000-0x00007FFCEDD61000-memory.dmp

Filesize
10.8MB

Download
memory/3724-8-0x00000274A6090000-0x00000274A60B2000-memory.dmp

Filesize
136KB

Download
memory/3724-18-0x00007FFCED2A0000-0x00007FFCEDD61000-memory.dmp

Filesize
10.8MB

Download