umbral | ba9c10926b5db69c9ebaac2c7b9f45536c8db55627268b71f9c813e1f8990e17

Analysis

max time kernel
104s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
14/04/2025, 09:39

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General

Target

FFH4XCRACK.exe
Size

229KB
MD5

06d16f85b86a25e8bcc3cd54891f3fd7
SHA1

a86eea204adfe0a1f62e02c3913c64f5a9ae9d02
SHA256

ba9c10926b5db69c9ebaac2c7b9f45536c8db55627268b71f9c813e1f8990e17
SHA512

e8780bced5ab07f7ba6bec5580af43333294252b149b226ce53aada7d85962a96f28430eda174bcb04cc5f08b217ca62e32749848739377d671e318191570224
SSDEEP

6144:tloZM+rIkd8g+EtXHkv/iD4AJ7quMzvEMlwOffuQeb8e1mhi:voZtL+EP8AJ7quMzvEMlwOffur/

Score

10^/10

umbral discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral1/memory/5336-1-0x0000022DF62E0000-0x0000022DF6320000-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
3272	powershell.exe
4556	powershell.exe
4820	powershell.exe
632	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	FFH4XCRACK.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
20	discord.com
21	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
7	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
2304	cmd.exe
3700	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
5004	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3700	PING.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
5336	FFH4XCRACK.exe
3272	powershell.exe
3272	powershell.exe
4556	powershell.exe
4556	powershell.exe
4820	powershell.exe
4820	powershell.exe
3944	powershell.exe
3944	powershell.exe
632	powershell.exe
632	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5336	FFH4XCRACK.exe
Token: SeIncreaseQuotaPrivilege	2568	wmic.exe
Token: SeSecurityPrivilege	2568	wmic.exe
Token: SeTakeOwnershipPrivilege	2568	wmic.exe
Token: SeLoadDriverPrivilege	2568	wmic.exe
Token: SeSystemProfilePrivilege	2568	wmic.exe
Token: SeSystemtimePrivilege	2568	wmic.exe
Token: SeProfSingleProcessPrivilege	2568	wmic.exe
Token: SeIncBasePriorityPrivilege	2568	wmic.exe
Token: SeCreatePagefilePrivilege	2568	wmic.exe
Token: SeBackupPrivilege	2568	wmic.exe
Token: SeRestorePrivilege	2568	wmic.exe
Token: SeShutdownPrivilege	2568	wmic.exe
Token: SeDebugPrivilege	2568	wmic.exe
Token: SeSystemEnvironmentPrivilege	2568	wmic.exe
Token: SeRemoteShutdownPrivilege	2568	wmic.exe
Token: SeUndockPrivilege	2568	wmic.exe
Token: SeManageVolumePrivilege	2568	wmic.exe
Token: 33	2568	wmic.exe
Token: 34	2568	wmic.exe
Token: 35	2568	wmic.exe
Token: 36	2568	wmic.exe
Token: SeIncreaseQuotaPrivilege	2568	wmic.exe
Token: SeSecurityPrivilege	2568	wmic.exe
Token: SeTakeOwnershipPrivilege	2568	wmic.exe
Token: SeLoadDriverPrivilege	2568	wmic.exe
Token: SeSystemProfilePrivilege	2568	wmic.exe
Token: SeSystemtimePrivilege	2568	wmic.exe
Token: SeProfSingleProcessPrivilege	2568	wmic.exe
Token: SeIncBasePriorityPrivilege	2568	wmic.exe
Token: SeCreatePagefilePrivilege	2568	wmic.exe
Token: SeBackupPrivilege	2568	wmic.exe
Token: SeRestorePrivilege	2568	wmic.exe
Token: SeShutdownPrivilege	2568	wmic.exe
Token: SeDebugPrivilege	2568	wmic.exe
Token: SeSystemEnvironmentPrivilege	2568	wmic.exe
Token: SeRemoteShutdownPrivilege	2568	wmic.exe
Token: SeUndockPrivilege	2568	wmic.exe
Token: SeManageVolumePrivilege	2568	wmic.exe
Token: 33	2568	wmic.exe
Token: 34	2568	wmic.exe
Token: 35	2568	wmic.exe
Token: 36	2568	wmic.exe
Token: SeDebugPrivilege	3272	powershell.exe
Token: SeDebugPrivilege	4556	powershell.exe
Token: SeDebugPrivilege	4820	powershell.exe
Token: SeDebugPrivilege	3944	powershell.exe
Token: SeIncreaseQuotaPrivilege	1320	wmic.exe
Token: SeSecurityPrivilege	1320	wmic.exe
Token: SeTakeOwnershipPrivilege	1320	wmic.exe
Token: SeLoadDriverPrivilege	1320	wmic.exe
Token: SeSystemProfilePrivilege	1320	wmic.exe
Token: SeSystemtimePrivilege	1320	wmic.exe
Token: SeProfSingleProcessPrivilege	1320	wmic.exe
Token: SeIncBasePriorityPrivilege	1320	wmic.exe
Token: SeCreatePagefilePrivilege	1320	wmic.exe
Token: SeBackupPrivilege	1320	wmic.exe
Token: SeRestorePrivilege	1320	wmic.exe
Token: SeShutdownPrivilege	1320	wmic.exe
Token: SeDebugPrivilege	1320	wmic.exe
Token: SeSystemEnvironmentPrivilege	1320	wmic.exe
Token: SeRemoteShutdownPrivilege	1320	wmic.exe
Token: SeUndockPrivilege	1320	wmic.exe
Token: SeManageVolumePrivilege	1320	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 5336 wrote to memory of 2568	5336	FFH4XCRACK.exe	86
PID 5336 wrote to memory of 2568	5336	FFH4XCRACK.exe	86
PID 5336 wrote to memory of 1020	5336	FFH4XCRACK.exe	91
PID 5336 wrote to memory of 1020	5336	FFH4XCRACK.exe	91
PID 5336 wrote to memory of 3272	5336	FFH4XCRACK.exe	93
PID 5336 wrote to memory of 3272	5336	FFH4XCRACK.exe	93
PID 5336 wrote to memory of 4556	5336	FFH4XCRACK.exe	95
PID 5336 wrote to memory of 4556	5336	FFH4XCRACK.exe	95
PID 5336 wrote to memory of 4820	5336	FFH4XCRACK.exe	97
PID 5336 wrote to memory of 4820	5336	FFH4XCRACK.exe	97
PID 5336 wrote to memory of 3944	5336	FFH4XCRACK.exe	99
PID 5336 wrote to memory of 3944	5336	FFH4XCRACK.exe	99
PID 5336 wrote to memory of 1320	5336	FFH4XCRACK.exe	103
PID 5336 wrote to memory of 1320	5336	FFH4XCRACK.exe	103
PID 5336 wrote to memory of 5048	5336	FFH4XCRACK.exe	105
PID 5336 wrote to memory of 5048	5336	FFH4XCRACK.exe	105
PID 5336 wrote to memory of 1848	5336	FFH4XCRACK.exe	107
PID 5336 wrote to memory of 1848	5336	FFH4XCRACK.exe	107
PID 5336 wrote to memory of 632	5336	FFH4XCRACK.exe	109
PID 5336 wrote to memory of 632	5336	FFH4XCRACK.exe	109
PID 5336 wrote to memory of 5004	5336	FFH4XCRACK.exe	111
PID 5336 wrote to memory of 5004	5336	FFH4XCRACK.exe	111
PID 5336 wrote to memory of 2304	5336	FFH4XCRACK.exe	114
PID 5336 wrote to memory of 2304	5336	FFH4XCRACK.exe	114
PID 2304 wrote to memory of 3700	2304	cmd.exe	116
PID 2304 wrote to memory of 3700	2304	cmd.exe	116

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1020	attrib.exe

C:\Users\Admin\AppData\Local\Temp\FFH4XCRACK.exe
"C:\Users\Admin\AppData\Local\Temp\FFH4XCRACK.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5336
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2568
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\FFH4XCRACK.exe"
  2⤵
  - Views/modifies file attributes
  PID:1020
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\FFH4XCRACK.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3272
- 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:4556
- 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:4820
- 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:3944
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1320
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:5048
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:1848
- 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:632
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:5004
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\FFH4XCRACK.exe" && pause
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3700

Network

MITRE ATT&CK Enterprise v16

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
bd7aba646ff65408348429e54b6011e2

SHA1
bd1dea4b445dab33df0a9e251d20b561aafc7225

SHA256
2a3efc6c2b881b70e654d4971b2f5a49acee59b5d4b189eda58d154cd9e12eaf

SHA512
efba2a70c870e7f2a722dda733192ebb30dbbe19eb2da9e75f51fa468439d25a86cae0cbd27c2e486548b87caf04f97f48010d8fa338c91a51c44a35eb3405c2

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

Filesize
948B

MD5
c65738617888921a153bd9b1ef516ee7

SHA1
5245e71ea3c181d76320c857b639272ac9e079b1

SHA256
4640ba4001fd16a593315299cbdd4988dc2c7075820687f1018aac40aca95c26

SHA512
2e2a0ebd93f9d8dd07a7599054bce232683e9add9a35e77b584618040bcfd84a42545352519ec4736cc379002210b6f3ed2d905591c6925c0981b0392b495bfa

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
c3b84be2bbf3c65d814edb1e6d8df10f

SHA1
1e23ead985215ee938f5280a0144529654ed5f3c

SHA256
a4f8c5af90aedc806d37e2b2adc3f80d0d0d99b681b497988b44c826d7093b2b

SHA512
397860732aadd6e68d2193ae93ce9307779d267e64e21787ff6edc5428b388c132ddf69af3fb353a4f316f6ba86a5993e6d7da04d0475fe21accfac4b8ac6ae7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i2h5vqhz.2hp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3272-13-0x000001FC5FDC0000-0x000001FC5FDE2000-memory.dmp

Filesize
136KB

Download
memory/3272-14-0x00007FF908E00000-0x00007FF9098C1000-memory.dmp

Filesize
10.8MB

Download
memory/3272-15-0x00007FF908E00000-0x00007FF9098C1000-memory.dmp

Filesize
10.8MB

Download
memory/3272-18-0x00007FF908E00000-0x00007FF9098C1000-memory.dmp

Filesize
10.8MB

Download
memory/3272-3-0x00007FF908E00000-0x00007FF9098C1000-memory.dmp

Filesize
10.8MB

Download
memory/5336-34-0x0000022DF8A80000-0x0000022DF8AD0000-memory.dmp

Filesize
320KB

Download
memory/5336-33-0x0000022DF8A00000-0x0000022DF8A76000-memory.dmp

Filesize
472KB

Download
memory/5336-35-0x0000022DF89A0000-0x0000022DF89BE000-memory.dmp

Filesize
120KB

Download
memory/5336-1-0x0000022DF62E0000-0x0000022DF6320000-memory.dmp

Filesize
256KB

Download
memory/5336-0-0x00007FF908E03000-0x00007FF908E05000-memory.dmp

Filesize
8KB

Download
memory/5336-71-0x0000022DF89C0000-0x0000022DF89CA000-memory.dmp

Filesize
40KB

Download
memory/5336-72-0x0000022DF8AD0000-0x0000022DF8AE2000-memory.dmp

Filesize
72KB

Download
memory/5336-2-0x00007FF908E00000-0x00007FF9098C1000-memory.dmp

Filesize
10.8MB

Download
memory/5336-90-0x00007FF908E00000-0x00007FF9098C1000-memory.dmp

Filesize
10.8MB

Download