umbral | 382f9d13e5a5945980c767ec1d98732d971a4e07bdb9ed1950d6c455edbb203a

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
25-07-2024 02:26

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General

Target

DD Spotify Acc Gen.exe
Size

296KB
MD5

c4cf132278a366635533a2734901aa95
SHA1

06ea6b94f8accb59c3115c67208a1116a12a7f1e
SHA256

382f9d13e5a5945980c767ec1d98732d971a4e07bdb9ed1950d6c455edbb203a
SHA512

d6f4343892a266db8b62892d0c8eef5e63492f49e237d704cf2c5237fe5249f948dbbc8471ae2db00a862af9d7658c6286a72a0f3134786dae82d5fad72eb120
SSDEEP

6144:dloZM+rIkd8g+EtXHkv/iD4PaIWVjgULYyD1Ac5eIb8e1mWiQ:/oZVL+EP8PaIWVjgULYyD1Ac5n0

Score

10^/10

umbral credential_access discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral2/memory/2348-1-0x0000000001130000-0x0000000001180000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
2576	powershell.exe
2616	powershell.exe
1956	powershell.exe
884	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	DD Spotify Acc Gen.exe

Deletes itself 1 IoCs

pid	Process
1724	cmd.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
7	discord.com
8	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

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
2508	PING.EXE
1724	cmd.exe

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1764	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2508	PING.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2348	DD Spotify Acc Gen.exe
2576	powershell.exe
2616	powershell.exe
1956	powershell.exe
2104	powershell.exe
884	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	DD Spotify Acc Gen.exe
Token: SeIncreaseQuotaPrivilege	2752	wmic.exe
Token: SeSecurityPrivilege	2752	wmic.exe
Token: SeTakeOwnershipPrivilege	2752	wmic.exe
Token: SeLoadDriverPrivilege	2752	wmic.exe
Token: SeSystemProfilePrivilege	2752	wmic.exe
Token: SeSystemtimePrivilege	2752	wmic.exe
Token: SeProfSingleProcessPrivilege	2752	wmic.exe
Token: SeIncBasePriorityPrivilege	2752	wmic.exe
Token: SeCreatePagefilePrivilege	2752	wmic.exe
Token: SeBackupPrivilege	2752	wmic.exe
Token: SeRestorePrivilege	2752	wmic.exe
Token: SeShutdownPrivilege	2752	wmic.exe
Token: SeDebugPrivilege	2752	wmic.exe
Token: SeSystemEnvironmentPrivilege	2752	wmic.exe
Token: SeRemoteShutdownPrivilege	2752	wmic.exe
Token: SeUndockPrivilege	2752	wmic.exe
Token: SeManageVolumePrivilege	2752	wmic.exe
Token: 33	2752	wmic.exe
Token: 34	2752	wmic.exe
Token: 35	2752	wmic.exe
Token: SeIncreaseQuotaPrivilege	2752	wmic.exe
Token: SeSecurityPrivilege	2752	wmic.exe
Token: SeTakeOwnershipPrivilege	2752	wmic.exe
Token: SeLoadDriverPrivilege	2752	wmic.exe
Token: SeSystemProfilePrivilege	2752	wmic.exe
Token: SeSystemtimePrivilege	2752	wmic.exe
Token: SeProfSingleProcessPrivilege	2752	wmic.exe
Token: SeIncBasePriorityPrivilege	2752	wmic.exe
Token: SeCreatePagefilePrivilege	2752	wmic.exe
Token: SeBackupPrivilege	2752	wmic.exe
Token: SeRestorePrivilege	2752	wmic.exe
Token: SeShutdownPrivilege	2752	wmic.exe
Token: SeDebugPrivilege	2752	wmic.exe
Token: SeSystemEnvironmentPrivilege	2752	wmic.exe
Token: SeRemoteShutdownPrivilege	2752	wmic.exe
Token: SeUndockPrivilege	2752	wmic.exe
Token: SeManageVolumePrivilege	2752	wmic.exe
Token: 33	2752	wmic.exe
Token: 34	2752	wmic.exe
Token: 35	2752	wmic.exe
Token: SeDebugPrivilege	2576	powershell.exe
Token: SeDebugPrivilege	2616	powershell.exe
Token: SeDebugPrivilege	1956	powershell.exe
Token: SeDebugPrivilege	2104	powershell.exe
Token: SeIncreaseQuotaPrivilege	2812	wmic.exe
Token: SeSecurityPrivilege	2812	wmic.exe
Token: SeTakeOwnershipPrivilege	2812	wmic.exe
Token: SeLoadDriverPrivilege	2812	wmic.exe
Token: SeSystemProfilePrivilege	2812	wmic.exe
Token: SeSystemtimePrivilege	2812	wmic.exe
Token: SeProfSingleProcessPrivilege	2812	wmic.exe
Token: SeIncBasePriorityPrivilege	2812	wmic.exe
Token: SeCreatePagefilePrivilege	2812	wmic.exe
Token: SeBackupPrivilege	2812	wmic.exe
Token: SeRestorePrivilege	2812	wmic.exe
Token: SeShutdownPrivilege	2812	wmic.exe
Token: SeDebugPrivilege	2812	wmic.exe
Token: SeSystemEnvironmentPrivilege	2812	wmic.exe
Token: SeRemoteShutdownPrivilege	2812	wmic.exe
Token: SeUndockPrivilege	2812	wmic.exe
Token: SeManageVolumePrivilege	2812	wmic.exe
Token: 33	2812	wmic.exe
Token: 34	2812	wmic.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2752	2348	DD Spotify Acc Gen.exe	30
PID 2348 wrote to memory of 2752	2348	DD Spotify Acc Gen.exe	30
PID 2348 wrote to memory of 2752	2348	DD Spotify Acc Gen.exe	30
PID 2348 wrote to memory of 2588	2348	DD Spotify Acc Gen.exe	33
PID 2348 wrote to memory of 2588	2348	DD Spotify Acc Gen.exe	33
PID 2348 wrote to memory of 2588	2348	DD Spotify Acc Gen.exe	33
PID 2348 wrote to memory of 2576	2348	DD Spotify Acc Gen.exe	35
PID 2348 wrote to memory of 2576	2348	DD Spotify Acc Gen.exe	35
PID 2348 wrote to memory of 2576	2348	DD Spotify Acc Gen.exe	35
PID 2348 wrote to memory of 2616	2348	DD Spotify Acc Gen.exe	37
PID 2348 wrote to memory of 2616	2348	DD Spotify Acc Gen.exe	37
PID 2348 wrote to memory of 2616	2348	DD Spotify Acc Gen.exe	37
PID 2348 wrote to memory of 1956	2348	DD Spotify Acc Gen.exe	39
PID 2348 wrote to memory of 1956	2348	DD Spotify Acc Gen.exe	39
PID 2348 wrote to memory of 1956	2348	DD Spotify Acc Gen.exe	39
PID 2348 wrote to memory of 2104	2348	DD Spotify Acc Gen.exe	41
PID 2348 wrote to memory of 2104	2348	DD Spotify Acc Gen.exe	41
PID 2348 wrote to memory of 2104	2348	DD Spotify Acc Gen.exe	41
PID 2348 wrote to memory of 2812	2348	DD Spotify Acc Gen.exe	43
PID 2348 wrote to memory of 2812	2348	DD Spotify Acc Gen.exe	43
PID 2348 wrote to memory of 2812	2348	DD Spotify Acc Gen.exe	43
PID 2348 wrote to memory of 1920	2348	DD Spotify Acc Gen.exe	45
PID 2348 wrote to memory of 1920	2348	DD Spotify Acc Gen.exe	45
PID 2348 wrote to memory of 1920	2348	DD Spotify Acc Gen.exe	45
PID 2348 wrote to memory of 2324	2348	DD Spotify Acc Gen.exe	47
PID 2348 wrote to memory of 2324	2348	DD Spotify Acc Gen.exe	47
PID 2348 wrote to memory of 2324	2348	DD Spotify Acc Gen.exe	47
PID 2348 wrote to memory of 884	2348	DD Spotify Acc Gen.exe	49
PID 2348 wrote to memory of 884	2348	DD Spotify Acc Gen.exe	49
PID 2348 wrote to memory of 884	2348	DD Spotify Acc Gen.exe	49
PID 2348 wrote to memory of 1764	2348	DD Spotify Acc Gen.exe	51
PID 2348 wrote to memory of 1764	2348	DD Spotify Acc Gen.exe	51
PID 2348 wrote to memory of 1764	2348	DD Spotify Acc Gen.exe	51
PID 2348 wrote to memory of 1724	2348	DD Spotify Acc Gen.exe	53
PID 2348 wrote to memory of 1724	2348	DD Spotify Acc Gen.exe	53
PID 2348 wrote to memory of 1724	2348	DD Spotify Acc Gen.exe	53
PID 1724 wrote to memory of 2508	1724	cmd.exe	55
PID 1724 wrote to memory of 2508	1724	cmd.exe	55
PID 1724 wrote to memory of 2508	1724	cmd.exe	55

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2588	attrib.exe

C:\Users\Admin\AppData\Local\Temp\DD Spotify Acc Gen.exe
"C:\Users\Admin\AppData\Local\Temp\DD Spotify Acc Gen.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2752
- C:\Windows\system32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\DD Spotify Acc Gen.exe"
  2⤵
  - Views/modifies file attributes
  PID:2588
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\DD Spotify Acc Gen.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2576
- 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:2616
- 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:1956
- 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:2104
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2812
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:1920
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:2324
- 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:884
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:1764
- C:\Windows\system32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\DD Spotify Acc Gen.exe" && pause
  2⤵
  - Deletes itself
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2508

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\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
9a39b81e65936114389e02675c27bbbe

SHA1
8974d1788d2357670df46a012deaf82dec68f79e

SHA256
8aeba75670657617d6f1763d8ba865d7401f99dc8e878937a8cc8f1e6548fe1f

SHA512
dcb81c95c02c5bb34a6aba93e89427a99f222aa41ca8a762da7f4c8dae63e2190c939f50f66d7f623b9b0076d5937d00dd08c228eef95834302a7c92c80a945e

Download Submit
memory/884-42-0x0000000001E20000-0x0000000001E28000-memory.dmp

Filesize
32KB

Download
memory/2348-0-0x000007FEF62C3000-0x000007FEF62C4000-memory.dmp

Filesize
4KB

Download
memory/2348-1-0x0000000001130000-0x0000000001180000-memory.dmp

Filesize
320KB

Download
memory/2348-2-0x000007FEF62C0000-0x000007FEF6CAC000-memory.dmp

Filesize
9.9MB

Download
memory/2348-46-0x000007FEF62C0000-0x000007FEF6CAC000-memory.dmp

Filesize
9.9MB

Download
memory/2576-8-0x0000000001EF0000-0x0000000001EF8000-memory.dmp

Filesize
32KB

Download
memory/2576-7-0x000000001B620000-0x000000001B902000-memory.dmp

Filesize
2.9MB

Download
memory/2616-15-0x0000000001FD0000-0x0000000001FD8000-memory.dmp

Filesize
32KB

Download
memory/2616-14-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

Filesize
2.9MB

Download