umbral | a68b90e0481fc97117d68b197e3149e98f9040ea0b1b70f83a1f0de9825124d0

Analysis

max time kernel
95s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 12:51

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General

Target

NeverSense.exe
Size

231KB
MD5

7414d4b850e9a986b199a741613a5fd0
SHA1

797ac658f7371c68e64e94b1ac5df8d80b120710
SHA256

a68b90e0481fc97117d68b197e3149e98f9040ea0b1b70f83a1f0de9825124d0
SHA512

ecec7ad30472c366a9bdada5de639471efd207a297c7652f17343bbd83f94b0486ade175b40272a31c052b7559c32ce4bd9fe8be0ad63fccbfb753db41ca6c00
SSDEEP

6144:RloZM+rIkd8g+EtXHkv/iD4YfF8Ye5xy9XKYZd8N3b8e1mu/i:joZtL+EP8YfF8Ye5xy9XKYZd8Bg

Score

10^/10

umbral discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral2/memory/4236-1-0x000002034C170000-0x000002034C1B0000-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
3008	powershell.exe
4948	powershell.exe
3196	powershell.exe
4368	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	NeverSense.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
22	discord.com
23	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
10	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
5044	PING.EXE
3420	cmd.exe

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
2256	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5044	PING.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
4236	NeverSense.exe
4368	powershell.exe
4368	powershell.exe
3196	powershell.exe
3196	powershell.exe
3008	powershell.exe
3008	powershell.exe
2528	powershell.exe
2528	powershell.exe
4948	powershell.exe
4948	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4236	NeverSense.exe
Token: SeIncreaseQuotaPrivilege	924	wmic.exe
Token: SeSecurityPrivilege	924	wmic.exe
Token: SeTakeOwnershipPrivilege	924	wmic.exe
Token: SeLoadDriverPrivilege	924	wmic.exe
Token: SeSystemProfilePrivilege	924	wmic.exe
Token: SeSystemtimePrivilege	924	wmic.exe
Token: SeProfSingleProcessPrivilege	924	wmic.exe
Token: SeIncBasePriorityPrivilege	924	wmic.exe
Token: SeCreatePagefilePrivilege	924	wmic.exe
Token: SeBackupPrivilege	924	wmic.exe
Token: SeRestorePrivilege	924	wmic.exe
Token: SeShutdownPrivilege	924	wmic.exe
Token: SeDebugPrivilege	924	wmic.exe
Token: SeSystemEnvironmentPrivilege	924	wmic.exe
Token: SeRemoteShutdownPrivilege	924	wmic.exe
Token: SeUndockPrivilege	924	wmic.exe
Token: SeManageVolumePrivilege	924	wmic.exe
Token: 33	924	wmic.exe
Token: 34	924	wmic.exe
Token: 35	924	wmic.exe
Token: 36	924	wmic.exe
Token: SeIncreaseQuotaPrivilege	924	wmic.exe
Token: SeSecurityPrivilege	924	wmic.exe
Token: SeTakeOwnershipPrivilege	924	wmic.exe
Token: SeLoadDriverPrivilege	924	wmic.exe
Token: SeSystemProfilePrivilege	924	wmic.exe
Token: SeSystemtimePrivilege	924	wmic.exe
Token: SeProfSingleProcessPrivilege	924	wmic.exe
Token: SeIncBasePriorityPrivilege	924	wmic.exe
Token: SeCreatePagefilePrivilege	924	wmic.exe
Token: SeBackupPrivilege	924	wmic.exe
Token: SeRestorePrivilege	924	wmic.exe
Token: SeShutdownPrivilege	924	wmic.exe
Token: SeDebugPrivilege	924	wmic.exe
Token: SeSystemEnvironmentPrivilege	924	wmic.exe
Token: SeRemoteShutdownPrivilege	924	wmic.exe
Token: SeUndockPrivilege	924	wmic.exe
Token: SeManageVolumePrivilege	924	wmic.exe
Token: 33	924	wmic.exe
Token: 34	924	wmic.exe
Token: 35	924	wmic.exe
Token: 36	924	wmic.exe
Token: SeDebugPrivilege	4368	powershell.exe
Token: SeDebugPrivilege	3196	powershell.exe
Token: SeDebugPrivilege	3008	powershell.exe
Token: SeDebugPrivilege	2528	powershell.exe
Token: SeIncreaseQuotaPrivilege	1308	wmic.exe
Token: SeSecurityPrivilege	1308	wmic.exe
Token: SeTakeOwnershipPrivilege	1308	wmic.exe
Token: SeLoadDriverPrivilege	1308	wmic.exe
Token: SeSystemProfilePrivilege	1308	wmic.exe
Token: SeSystemtimePrivilege	1308	wmic.exe
Token: SeProfSingleProcessPrivilege	1308	wmic.exe
Token: SeIncBasePriorityPrivilege	1308	wmic.exe
Token: SeCreatePagefilePrivilege	1308	wmic.exe
Token: SeBackupPrivilege	1308	wmic.exe
Token: SeRestorePrivilege	1308	wmic.exe
Token: SeShutdownPrivilege	1308	wmic.exe
Token: SeDebugPrivilege	1308	wmic.exe
Token: SeSystemEnvironmentPrivilege	1308	wmic.exe
Token: SeRemoteShutdownPrivilege	1308	wmic.exe
Token: SeUndockPrivilege	1308	wmic.exe
Token: SeManageVolumePrivilege	1308	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 924	4236	NeverSense.exe	82
PID 4236 wrote to memory of 924	4236	NeverSense.exe	82
PID 4236 wrote to memory of 1460	4236	NeverSense.exe	85
PID 4236 wrote to memory of 1460	4236	NeverSense.exe	85
PID 4236 wrote to memory of 4368	4236	NeverSense.exe	87
PID 4236 wrote to memory of 4368	4236	NeverSense.exe	87
PID 4236 wrote to memory of 3196	4236	NeverSense.exe	89
PID 4236 wrote to memory of 3196	4236	NeverSense.exe	89
PID 4236 wrote to memory of 3008	4236	NeverSense.exe	91
PID 4236 wrote to memory of 3008	4236	NeverSense.exe	91
PID 4236 wrote to memory of 2528	4236	NeverSense.exe	93
PID 4236 wrote to memory of 2528	4236	NeverSense.exe	93
PID 4236 wrote to memory of 1308	4236	NeverSense.exe	95
PID 4236 wrote to memory of 1308	4236	NeverSense.exe	95
PID 4236 wrote to memory of 3764	4236	NeverSense.exe	97
PID 4236 wrote to memory of 3764	4236	NeverSense.exe	97
PID 4236 wrote to memory of 32	4236	NeverSense.exe	99
PID 4236 wrote to memory of 32	4236	NeverSense.exe	99
PID 4236 wrote to memory of 4948	4236	NeverSense.exe	101
PID 4236 wrote to memory of 4948	4236	NeverSense.exe	101
PID 4236 wrote to memory of 2256	4236	NeverSense.exe	103
PID 4236 wrote to memory of 2256	4236	NeverSense.exe	103
PID 4236 wrote to memory of 3420	4236	NeverSense.exe	105
PID 4236 wrote to memory of 3420	4236	NeverSense.exe	105
PID 3420 wrote to memory of 5044	3420	cmd.exe	107
PID 3420 wrote to memory of 5044	3420	cmd.exe	107

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1460	attrib.exe

C:\Users\Admin\AppData\Local\Temp\NeverSense.exe
"C:\Users\Admin\AppData\Local\Temp\NeverSense.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:924
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\NeverSense.exe"
  2⤵
  - Views/modifies file attributes
  PID:1460
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\NeverSense.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4368
- 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:3196
- 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:3008
- 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:2528
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1308
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:3764
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:32
- 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:4948
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:2256
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\NeverSense.exe" && pause
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3420
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:5044

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

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\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
104d2b7e555fcf10c30c1d1f20513f35

SHA1
590857073b989475390979247c5310190fbbf00a

SHA256
24044ce3b4e7bc0e97e9e3f70c88e0645ccf02f7c92338832c087a8e7fd3a314

SHA512
f775e424622e13348b0f9a2dd43a4cb3144d7df14229bd88c8c004dd15776b0743c892972f1faf59aaf0d30a9702449ba65a8fb7f1363039b7f0286be3852c83

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
c8783bfdf2927db56e62533abce3ed45

SHA1
b61f86d7482ae2765e6e113415dedd47458dcef7

SHA256
14ca7fdc16f60599da755f164a86da109b8b5613c3d924f6ae93d63b94370b46

SHA512
f204af1a26b44631d9c508a81272d7b6c7d41ef79c227a1bd4a10d73f760839901ae899b43e4ebe8b85204c4c8f1019e8cc70cb9c80c4e5fbaccafe27b71ca88

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vepragt3.f0w.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4236-72-0x0000020366760000-0x000002036676A000-memory.dmp

Filesize
40KB

Download
memory/4236-35-0x0000020366730000-0x000002036674E000-memory.dmp

Filesize
120KB

Download
memory/4236-94-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

Filesize
10.8MB

Download
memory/4236-89-0x00007FFA5E943000-0x00007FFA5E945000-memory.dmp

Filesize
8KB

Download
memory/4236-2-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

Filesize
10.8MB

Download
memory/4236-33-0x00000203668D0000-0x0000020366946000-memory.dmp

Filesize
472KB

Download
memory/4236-34-0x00000203669A0000-0x00000203669F0000-memory.dmp

Filesize
320KB

Download
memory/4236-73-0x0000020366790000-0x00000203667A2000-memory.dmp

Filesize
72KB

Download
memory/4236-1-0x000002034C170000-0x000002034C1B0000-memory.dmp

Filesize
256KB

Download
memory/4236-0-0x00007FFA5E943000-0x00007FFA5E945000-memory.dmp

Filesize
8KB

Download
memory/4368-4-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

Filesize
10.8MB

Download
memory/4368-15-0x0000024D31990000-0x0000024D319B2000-memory.dmp

Filesize
136KB

Download
memory/4368-5-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

Filesize
10.8MB

Download
memory/4368-3-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

Filesize
10.8MB

Download
memory/4368-18-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

Filesize
10.8MB

Download