umbral | 2fbf9b1fa42bb67b2dae0ca1cf30d4d860041c2aa9109dc968df12a14686cd88

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 06:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe
Size

231KB
MD5

66afbc31bf674b654e230610f0b380e0
SHA1

0765177dfb24e77aa6c246d9ea47d919fd073052
SHA256

2fbf9b1fa42bb67b2dae0ca1cf30d4d860041c2aa9109dc968df12a14686cd88
SHA512

2ef785884ed621f5c67a27f428b404c284575aaf7c77bf947925b173b6496dc2c7c0ffbd8b1f1796f0c286b89e1aeafe4d5ca4d608138286383eb46da4d46449
SSDEEP

6144:RloZMhrIkd8g+EtXHkv/iD4jOlqn9GuB70dP6aPLOb8e1m1/i:joZiL+EP8jOlqn9GuB70dP6aP+3

Score

10^/10

umbral execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral1/memory/1936-1-0x0000000000FB0000-0x0000000000FF0000-memory.dmp	family_umbral

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2456	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe

Reads user/profile data of web browsers 2 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

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

Web Service

T1102

flow	ioc
6	discord.com
7	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
4	ip-api.com

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1660	wmic.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2456	powershell.exe
2508	powershell.exe
2632	powershell.exe
3032	powershell.exe
1744	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe
Token: SeDebugPrivilege	2456	powershell.exe
Token: SeDebugPrivilege	2508	powershell.exe
Token: SeDebugPrivilege	2632	powershell.exe
Token: SeDebugPrivilege	3032	powershell.exe
Token: SeIncreaseQuotaPrivilege	1568	wmic.exe
Token: SeSecurityPrivilege	1568	wmic.exe
Token: SeTakeOwnershipPrivilege	1568	wmic.exe
Token: SeLoadDriverPrivilege	1568	wmic.exe
Token: SeSystemProfilePrivilege	1568	wmic.exe
Token: SeSystemtimePrivilege	1568	wmic.exe
Token: SeProfSingleProcessPrivilege	1568	wmic.exe
Token: SeIncBasePriorityPrivilege	1568	wmic.exe
Token: SeCreatePagefilePrivilege	1568	wmic.exe
Token: SeBackupPrivilege	1568	wmic.exe
Token: SeRestorePrivilege	1568	wmic.exe
Token: SeShutdownPrivilege	1568	wmic.exe
Token: SeDebugPrivilege	1568	wmic.exe
Token: SeSystemEnvironmentPrivilege	1568	wmic.exe
Token: SeRemoteShutdownPrivilege	1568	wmic.exe
Token: SeUndockPrivilege	1568	wmic.exe
Token: SeManageVolumePrivilege	1568	wmic.exe
Token: 33	1568	wmic.exe
Token: 34	1568	wmic.exe
Token: 35	1568	wmic.exe
Token: SeIncreaseQuotaPrivilege	1568	wmic.exe
Token: SeSecurityPrivilege	1568	wmic.exe
Token: SeTakeOwnershipPrivilege	1568	wmic.exe
Token: SeLoadDriverPrivilege	1568	wmic.exe
Token: SeSystemProfilePrivilege	1568	wmic.exe
Token: SeSystemtimePrivilege	1568	wmic.exe
Token: SeProfSingleProcessPrivilege	1568	wmic.exe
Token: SeIncBasePriorityPrivilege	1568	wmic.exe
Token: SeCreatePagefilePrivilege	1568	wmic.exe
Token: SeBackupPrivilege	1568	wmic.exe
Token: SeRestorePrivilege	1568	wmic.exe
Token: SeShutdownPrivilege	1568	wmic.exe
Token: SeDebugPrivilege	1568	wmic.exe
Token: SeSystemEnvironmentPrivilege	1568	wmic.exe
Token: SeRemoteShutdownPrivilege	1568	wmic.exe
Token: SeUndockPrivilege	1568	wmic.exe
Token: SeManageVolumePrivilege	1568	wmic.exe
Token: 33	1568	wmic.exe
Token: 34	1568	wmic.exe
Token: 35	1568	wmic.exe
Token: SeIncreaseQuotaPrivilege	2256	wmic.exe
Token: SeSecurityPrivilege	2256	wmic.exe
Token: SeTakeOwnershipPrivilege	2256	wmic.exe
Token: SeLoadDriverPrivilege	2256	wmic.exe
Token: SeSystemProfilePrivilege	2256	wmic.exe
Token: SeSystemtimePrivilege	2256	wmic.exe
Token: SeProfSingleProcessPrivilege	2256	wmic.exe
Token: SeIncBasePriorityPrivilege	2256	wmic.exe
Token: SeCreatePagefilePrivilege	2256	wmic.exe
Token: SeBackupPrivilege	2256	wmic.exe
Token: SeRestorePrivilege	2256	wmic.exe
Token: SeShutdownPrivilege	2256	wmic.exe
Token: SeDebugPrivilege	2256	wmic.exe
Token: SeSystemEnvironmentPrivilege	2256	wmic.exe
Token: SeRemoteShutdownPrivilege	2256	wmic.exe
Token: SeUndockPrivilege	2256	wmic.exe
Token: SeManageVolumePrivilege	2256	wmic.exe
Token: 33	2256	wmic.exe
Token: 34	2256	wmic.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2456	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	28
PID 1936 wrote to memory of 2456	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	28
PID 1936 wrote to memory of 2456	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	28
PID 1936 wrote to memory of 2508	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	30
PID 1936 wrote to memory of 2508	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	30
PID 1936 wrote to memory of 2508	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	30
PID 1936 wrote to memory of 2632	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	32
PID 1936 wrote to memory of 2632	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	32
PID 1936 wrote to memory of 2632	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	32
PID 1936 wrote to memory of 3032	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	34
PID 1936 wrote to memory of 3032	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	34
PID 1936 wrote to memory of 3032	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	34
PID 1936 wrote to memory of 1568	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	36
PID 1936 wrote to memory of 1568	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	36
PID 1936 wrote to memory of 1568	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	36
PID 1936 wrote to memory of 2256	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	39
PID 1936 wrote to memory of 2256	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	39
PID 1936 wrote to memory of 2256	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	39
PID 1936 wrote to memory of 1548	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	41
PID 1936 wrote to memory of 1548	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	41
PID 1936 wrote to memory of 1548	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	41
PID 1936 wrote to memory of 1744	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	43
PID 1936 wrote to memory of 1744	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	43
PID 1936 wrote to memory of 1744	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	43
PID 1936 wrote to memory of 1660	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	45
PID 1936 wrote to memory of 1660	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	45
PID 1936 wrote to memory of 1660	1936	66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe	45

C:\Users\Admin\AppData\Local\Temp\66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe"
1⤵
- Drops file in Drivers directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\66afbc31bf674b654e230610f0b380e0_NeikiAnalytics.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2456
- 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⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2508
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2632
- 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:3032
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1568
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2256
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:1548
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1744
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:1660

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

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\WHL2HQNU12X4ICAQJQJL.temp

Filesize
7KB

MD5
1c9a23bdb8cf9c801f2135f1f7e1594e

SHA1
eedf146476a87c74cecfde6041d912e2511138b3

SHA256
c41fc86dc10eb84ef29f59019c01425d52876ff23d7558ce5bf0cf578c5d12f9

SHA512
75a1be1525cae6082db7c9024faa808a8a5ffcf32fef0713d3723b6ba004b32a4a3950fa146851b8d914a9ecdeffcfba916a790554f7129f0831ce26551dcb39

Download Submit
memory/1744-48-0x00000000022C0000-0x00000000022C8000-memory.dmp

Filesize
32KB

Download
memory/1936-0-0x000007FEF5693000-0x000007FEF5694000-memory.dmp

Filesize
4KB

Download
memory/1936-1-0x0000000000FB0000-0x0000000000FF0000-memory.dmp

Filesize
256KB

Download
memory/1936-2-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

Filesize
9.9MB

Download
memory/1936-52-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

Filesize
9.9MB

Download
memory/2456-11-0x000007FEED980000-0x000007FEEE31D000-memory.dmp

Filesize
9.6MB

Download
memory/2456-12-0x000007FEED980000-0x000007FEEE31D000-memory.dmp

Filesize
9.6MB

Download
memory/2456-13-0x000007FEED980000-0x000007FEEE31D000-memory.dmp

Filesize
9.6MB

Download
memory/2456-10-0x000007FEED980000-0x000007FEEE31D000-memory.dmp

Filesize
9.6MB

Download
memory/2456-9-0x0000000001EF0000-0x0000000001EF8000-memory.dmp

Filesize
32KB

Download
memory/2456-8-0x000000001B680000-0x000000001B962000-memory.dmp

Filesize
2.9MB

Download
memory/2456-7-0x000007FEEDC3E000-0x000007FEEDC3F000-memory.dmp

Filesize
4KB

Download
memory/2508-19-0x000000001B880000-0x000000001BB62000-memory.dmp

Filesize
2.9MB

Download
memory/2508-20-0x0000000001F40000-0x0000000001F48000-memory.dmp

Filesize
32KB

Download