umbral | 986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e

Analysis

max time kernel
96s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
behavioral2/memory/1080-1-0x0000020BC2E10000-0x0000020BC2E50000-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
1696	powershell.exe
528	powershell.exe
1548	powershell.exe
1464	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.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
21	discord.com
22	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
5	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
4508	cmd.exe
4524	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
5068	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4524	PING.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe
1696	powershell.exe
1696	powershell.exe
528	powershell.exe
528	powershell.exe
1548	powershell.exe
1548	powershell.exe
3636	powershell.exe
3636	powershell.exe
1464	powershell.exe
1464	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe
Token: SeIncreaseQuotaPrivilege	4896	wmic.exe
Token: SeSecurityPrivilege	4896	wmic.exe
Token: SeTakeOwnershipPrivilege	4896	wmic.exe
Token: SeLoadDriverPrivilege	4896	wmic.exe
Token: SeSystemProfilePrivilege	4896	wmic.exe
Token: SeSystemtimePrivilege	4896	wmic.exe
Token: SeProfSingleProcessPrivilege	4896	wmic.exe
Token: SeIncBasePriorityPrivilege	4896	wmic.exe
Token: SeCreatePagefilePrivilege	4896	wmic.exe
Token: SeBackupPrivilege	4896	wmic.exe
Token: SeRestorePrivilege	4896	wmic.exe
Token: SeShutdownPrivilege	4896	wmic.exe
Token: SeDebugPrivilege	4896	wmic.exe
Token: SeSystemEnvironmentPrivilege	4896	wmic.exe
Token: SeRemoteShutdownPrivilege	4896	wmic.exe
Token: SeUndockPrivilege	4896	wmic.exe
Token: SeManageVolumePrivilege	4896	wmic.exe
Token: 33	4896	wmic.exe
Token: 34	4896	wmic.exe
Token: 35	4896	wmic.exe
Token: 36	4896	wmic.exe
Token: SeIncreaseQuotaPrivilege	4896	wmic.exe
Token: SeSecurityPrivilege	4896	wmic.exe
Token: SeTakeOwnershipPrivilege	4896	wmic.exe
Token: SeLoadDriverPrivilege	4896	wmic.exe
Token: SeSystemProfilePrivilege	4896	wmic.exe
Token: SeSystemtimePrivilege	4896	wmic.exe
Token: SeProfSingleProcessPrivilege	4896	wmic.exe
Token: SeIncBasePriorityPrivilege	4896	wmic.exe
Token: SeCreatePagefilePrivilege	4896	wmic.exe
Token: SeBackupPrivilege	4896	wmic.exe
Token: SeRestorePrivilege	4896	wmic.exe
Token: SeShutdownPrivilege	4896	wmic.exe
Token: SeDebugPrivilege	4896	wmic.exe
Token: SeSystemEnvironmentPrivilege	4896	wmic.exe
Token: SeRemoteShutdownPrivilege	4896	wmic.exe
Token: SeUndockPrivilege	4896	wmic.exe
Token: SeManageVolumePrivilege	4896	wmic.exe
Token: 33	4896	wmic.exe
Token: 34	4896	wmic.exe
Token: 35	4896	wmic.exe
Token: 36	4896	wmic.exe
Token: SeDebugPrivilege	1696	powershell.exe
Token: SeDebugPrivilege	528	powershell.exe
Token: SeDebugPrivilege	1548	powershell.exe
Token: SeDebugPrivilege	3636	powershell.exe
Token: SeIncreaseQuotaPrivilege	1812	wmic.exe
Token: SeSecurityPrivilege	1812	wmic.exe
Token: SeTakeOwnershipPrivilege	1812	wmic.exe
Token: SeLoadDriverPrivilege	1812	wmic.exe
Token: SeSystemProfilePrivilege	1812	wmic.exe
Token: SeSystemtimePrivilege	1812	wmic.exe
Token: SeProfSingleProcessPrivilege	1812	wmic.exe
Token: SeIncBasePriorityPrivilege	1812	wmic.exe
Token: SeCreatePagefilePrivilege	1812	wmic.exe
Token: SeBackupPrivilege	1812	wmic.exe
Token: SeRestorePrivilege	1812	wmic.exe
Token: SeShutdownPrivilege	1812	wmic.exe
Token: SeDebugPrivilege	1812	wmic.exe
Token: SeSystemEnvironmentPrivilege	1812	wmic.exe
Token: SeRemoteShutdownPrivilege	1812	wmic.exe
Token: SeUndockPrivilege	1812	wmic.exe
Token: SeManageVolumePrivilege	1812	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 4896	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	83
PID 1080 wrote to memory of 4896	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	83
PID 1080 wrote to memory of 2136	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	86
PID 1080 wrote to memory of 2136	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	86
PID 1080 wrote to memory of 1696	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	88
PID 1080 wrote to memory of 1696	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	88
PID 1080 wrote to memory of 528	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	90
PID 1080 wrote to memory of 528	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	90
PID 1080 wrote to memory of 1548	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	92
PID 1080 wrote to memory of 1548	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	92
PID 1080 wrote to memory of 3636	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	94
PID 1080 wrote to memory of 3636	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	94
PID 1080 wrote to memory of 1812	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	97
PID 1080 wrote to memory of 1812	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	97
PID 1080 wrote to memory of 3740	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	99
PID 1080 wrote to memory of 3740	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	99
PID 1080 wrote to memory of 4296	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	101
PID 1080 wrote to memory of 4296	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	101
PID 1080 wrote to memory of 1464	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	103
PID 1080 wrote to memory of 1464	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	103
PID 1080 wrote to memory of 5068	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	105
PID 1080 wrote to memory of 5068	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	105
PID 1080 wrote to memory of 4508	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	107
PID 1080 wrote to memory of 4508	1080	986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe	107
PID 4508 wrote to memory of 4524	4508	cmd.exe	109
PID 4508 wrote to memory of 4524	4508	cmd.exe	109

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2136	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:1080
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4896
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe"
  2⤵
  - Views/modifies file attributes
  PID:2136
- 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:1696
- 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:528
- 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:1548
- 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:3636
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1812
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:3740
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:4296
- 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:1464
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:5068
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\986ab78ceee3c3bec343c6b7a74cf14d2c128bf7fbfd45bddbe7ab317b2c074e.exe" && pause
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4524

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
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

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

Filesize
948B

MD5
627deabb4703797ece516ffff56dff63

SHA1
a73aad49150b7daf33c81fdb3d03104dcf98e10e

SHA256
fa203b9c836b5783d582900b5a1e65dc21fbf2ff25af63c41f9272ea930d8473

SHA512
0b44ed0301024c9b19fc0b5c73048b37142121628be818888970c9c3f3a71a75731e27791302e42347d9630c4ba446d02b07af723570f9813f86736b3c2582c3

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
92e6ed9cdc78757aa577516122629886

SHA1
24eedb3f4ed4556ae0196951655e6805916d6be8

SHA256
ab40b81b07c4c344706089447c1ff4db1f9ea0354e4f7052c821416fc67f9f66

SHA512
7c6ceb4714d4a7e91f81d2128cb23bc7398d6b79a7dc75d78d460dd530d5caa2e11ebadcbf1e842b1cfcaabcf4839c442bf92ccae2906db917722b7321f4fef9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oibpju0u.y4q.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1080-72-0x0000020BC4AB0000-0x0000020BC4ABA000-memory.dmp

Filesize
40KB

Download
memory/1080-35-0x0000020BC4AD0000-0x0000020BC4AEE000-memory.dmp

Filesize
120KB

Download
memory/1080-94-0x00007FF989EC0000-0x00007FF98A981000-memory.dmp

Filesize
10.8MB

Download
memory/1080-89-0x00007FF989EC3000-0x00007FF989EC5000-memory.dmp

Filesize
8KB

Download
memory/1080-2-0x00007FF989EC0000-0x00007FF98A981000-memory.dmp

Filesize
10.8MB

Download
memory/1080-33-0x0000020BDD5F0000-0x0000020BDD666000-memory.dmp

Filesize
472KB

Download
memory/1080-34-0x0000020BDD570000-0x0000020BDD5C0000-memory.dmp

Filesize
320KB

Download
memory/1080-73-0x0000020BC4C40000-0x0000020BC4C52000-memory.dmp

Filesize
72KB

Download
memory/1080-1-0x0000020BC2E10000-0x0000020BC2E50000-memory.dmp

Filesize
256KB

Download
memory/1080-0-0x00007FF989EC3000-0x00007FF989EC5000-memory.dmp

Filesize
8KB

Download
memory/1696-4-0x00007FF989EC0000-0x00007FF98A981000-memory.dmp

Filesize
10.8MB

Download
memory/1696-15-0x00007FF989EC0000-0x00007FF98A981000-memory.dmp

Filesize
10.8MB

Download
memory/1696-11-0x000001B8D7110000-0x000001B8D7132000-memory.dmp

Filesize
136KB

Download
memory/1696-3-0x00007FF989EC0000-0x00007FF98A981000-memory.dmp

Filesize
10.8MB

Download
memory/1696-18-0x00007FF989EC0000-0x00007FF98A981000-memory.dmp

Filesize
10.8MB

Download