umbral | 382f9d13e5a5945980c767ec1d98732d971a4e07bdb9ed1950d6c455edbb203a

Analysis

max time kernel
86s
max time network
88s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 02:26

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General

Target
DD Spotify Acc Gen.exe
Size 296KB
Sample240725-cxc1sswdkh
SHA256 382f9d13e5a5945980c767ec1d98732d971a4e07bdb9ed1950d6c455edbb203a
MD5 c4cf132278a366635533a2734901aa95
SHA1 06ea6b94f8accb59c3115c67208a1116a12a7f1e
SHA512 d6f4343892a266db8b62892d0c8eef5e63492f49e237d704cf2c5237fe5249f948dbbc8471ae2db00a862af9d7658c6286a72a0f3134786dae82d5fad72eb120
SSDEEP 6144:dloZM+rIkd8g+EtXHkv/iD4PaIWVjgULYyD1Ac5eIb8e1mWiQ:/oZVL+EP8PaIWVjgULYyD1Ac5n0
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

umbral credential_access discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral3/memory/1228-0-0x000001DFD10B0000-0x000001DFD1100000-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
464	powershell.exe
3044	powershell.exe
3852	powershell.exe
556	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

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
32	discord.com
31	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
8	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
4136	cmd.exe
216	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
2236	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
216	PING.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1228	DD Spotify Acc Gen.exe
464	powershell.exe
464	powershell.exe
3044	powershell.exe
3044	powershell.exe
3852	powershell.exe
3852	powershell.exe
2176	powershell.exe
2176	powershell.exe
556	powershell.exe
556	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1228	DD Spotify Acc Gen.exe
Token: SeIncreaseQuotaPrivilege	3492	wmic.exe
Token: SeSecurityPrivilege	3492	wmic.exe
Token: SeTakeOwnershipPrivilege	3492	wmic.exe
Token: SeLoadDriverPrivilege	3492	wmic.exe
Token: SeSystemProfilePrivilege	3492	wmic.exe
Token: SeSystemtimePrivilege	3492	wmic.exe
Token: SeProfSingleProcessPrivilege	3492	wmic.exe
Token: SeIncBasePriorityPrivilege	3492	wmic.exe
Token: SeCreatePagefilePrivilege	3492	wmic.exe
Token: SeBackupPrivilege	3492	wmic.exe
Token: SeRestorePrivilege	3492	wmic.exe
Token: SeShutdownPrivilege	3492	wmic.exe
Token: SeDebugPrivilege	3492	wmic.exe
Token: SeSystemEnvironmentPrivilege	3492	wmic.exe
Token: SeRemoteShutdownPrivilege	3492	wmic.exe
Token: SeUndockPrivilege	3492	wmic.exe
Token: SeManageVolumePrivilege	3492	wmic.exe
Token: 33	3492	wmic.exe
Token: 34	3492	wmic.exe
Token: 35	3492	wmic.exe
Token: 36	3492	wmic.exe
Token: SeIncreaseQuotaPrivilege	3492	wmic.exe
Token: SeSecurityPrivilege	3492	wmic.exe
Token: SeTakeOwnershipPrivilege	3492	wmic.exe
Token: SeLoadDriverPrivilege	3492	wmic.exe
Token: SeSystemProfilePrivilege	3492	wmic.exe
Token: SeSystemtimePrivilege	3492	wmic.exe
Token: SeProfSingleProcessPrivilege	3492	wmic.exe
Token: SeIncBasePriorityPrivilege	3492	wmic.exe
Token: SeCreatePagefilePrivilege	3492	wmic.exe
Token: SeBackupPrivilege	3492	wmic.exe
Token: SeRestorePrivilege	3492	wmic.exe
Token: SeShutdownPrivilege	3492	wmic.exe
Token: SeDebugPrivilege	3492	wmic.exe
Token: SeSystemEnvironmentPrivilege	3492	wmic.exe
Token: SeRemoteShutdownPrivilege	3492	wmic.exe
Token: SeUndockPrivilege	3492	wmic.exe
Token: SeManageVolumePrivilege	3492	wmic.exe
Token: 33	3492	wmic.exe
Token: 34	3492	wmic.exe
Token: 35	3492	wmic.exe
Token: 36	3492	wmic.exe
Token: SeDebugPrivilege	464	powershell.exe
Token: SeDebugPrivilege	3044	powershell.exe
Token: SeDebugPrivilege	3852	powershell.exe
Token: SeDebugPrivilege	2176	powershell.exe
Token: SeIncreaseQuotaPrivilege	1764	wmic.exe
Token: SeSecurityPrivilege	1764	wmic.exe
Token: SeTakeOwnershipPrivilege	1764	wmic.exe
Token: SeLoadDriverPrivilege	1764	wmic.exe
Token: SeSystemProfilePrivilege	1764	wmic.exe
Token: SeSystemtimePrivilege	1764	wmic.exe
Token: SeProfSingleProcessPrivilege	1764	wmic.exe
Token: SeIncBasePriorityPrivilege	1764	wmic.exe
Token: SeCreatePagefilePrivilege	1764	wmic.exe
Token: SeBackupPrivilege	1764	wmic.exe
Token: SeRestorePrivilege	1764	wmic.exe
Token: SeShutdownPrivilege	1764	wmic.exe
Token: SeDebugPrivilege	1764	wmic.exe
Token: SeSystemEnvironmentPrivilege	1764	wmic.exe
Token: SeRemoteShutdownPrivilege	1764	wmic.exe
Token: SeUndockPrivilege	1764	wmic.exe
Token: SeManageVolumePrivilege	1764	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 3492	1228	DD Spotify Acc Gen.exe	85
PID 1228 wrote to memory of 3492	1228	DD Spotify Acc Gen.exe	85
PID 1228 wrote to memory of 4300	1228	DD Spotify Acc Gen.exe	93
PID 1228 wrote to memory of 4300	1228	DD Spotify Acc Gen.exe	93
PID 1228 wrote to memory of 464	1228	DD Spotify Acc Gen.exe	95
PID 1228 wrote to memory of 464	1228	DD Spotify Acc Gen.exe	95
PID 1228 wrote to memory of 3044	1228	DD Spotify Acc Gen.exe	97
PID 1228 wrote to memory of 3044	1228	DD Spotify Acc Gen.exe	97
PID 1228 wrote to memory of 3852	1228	DD Spotify Acc Gen.exe	99
PID 1228 wrote to memory of 3852	1228	DD Spotify Acc Gen.exe	99
PID 1228 wrote to memory of 2176	1228	DD Spotify Acc Gen.exe	101
PID 1228 wrote to memory of 2176	1228	DD Spotify Acc Gen.exe	101
PID 1228 wrote to memory of 1764	1228	DD Spotify Acc Gen.exe	105
PID 1228 wrote to memory of 1764	1228	DD Spotify Acc Gen.exe	105
PID 1228 wrote to memory of 4976	1228	DD Spotify Acc Gen.exe	107
PID 1228 wrote to memory of 4976	1228	DD Spotify Acc Gen.exe	107
PID 1228 wrote to memory of 1880	1228	DD Spotify Acc Gen.exe	110
PID 1228 wrote to memory of 1880	1228	DD Spotify Acc Gen.exe	110
PID 1228 wrote to memory of 556	1228	DD Spotify Acc Gen.exe	112
PID 1228 wrote to memory of 556	1228	DD Spotify Acc Gen.exe	112
PID 1228 wrote to memory of 2236	1228	DD Spotify Acc Gen.exe	114
PID 1228 wrote to memory of 2236	1228	DD Spotify Acc Gen.exe	114
PID 1228 wrote to memory of 4136	1228	DD Spotify Acc Gen.exe	119
PID 1228 wrote to memory of 4136	1228	DD Spotify Acc Gen.exe	119
PID 4136 wrote to memory of 216	4136	cmd.exe	121
PID 4136 wrote to memory of 216	4136	cmd.exe	121

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4300	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:1228
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3492
- 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:4300
- 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:464
- 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:3044
- 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:3852
- 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:2176
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1764
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:4976
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:1880
- 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:556
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:2236
- 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⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4136
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:216

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45
MD5 d28a889fd956d5cb3accfbaf1143eb6f
SHA1 157ba54b365341f8ff06707d996b3635da8446f7
SHA512 0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 948B
SHA256 ea357ad1f95863b3618d31e5b0f90495331f64de2b784d9e185b48668c937a7b
MD5 17d8127be94d3c1b6fcc9a4ed585003e
SHA1 789874fcc7c778c723f3e89822d8cc8750c6c4c8
SHA512 bb18b6d07d82227f5cfbe3eb460df79ec892c560ad2964dcd4782aa26336ae15059843bf46a739bdd4a4daa58057f99102531a756a1cf434ce6449b3cd35a98e
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 cd0a1056e8f1b6cb5cb328532239d802f4e2aa8f8fcdc0fcb487684bd68e0dcc
MD5 276798eeb29a49dc6e199768bc9c2e71
SHA1 5fdc8ccb897ac2df7476fbb07517aca5b7a6205b
SHA512 0d34fce64bbefc57d64fa6e03ca886952263d5f24df9c1c4cce6a1e8f5a47a9a21e9820f8d38caa7f7b43a52336ce00b738ea18419aaa7c788b72e04ce19e4f2
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 e9c4723a5fe34e081c3d2f548a1d472394cc7aa58056fcf44ca542061381243a
MD5 ec79fae4e7c09310ebf4f2d85a33a638
SHA1 f2bdd995b12e65e7ed437d228f22223b59e76efb
SHA512 af9dda12f6bb388d826fe03a4a8beed9bda23a978aa55a2af6a43271660ee896a7ee3bcf2c4d2f1e6180902791d8c23560f1c2ec097a501d8c6f4f6c49075625
MD5 SHA1 SHA512

Submit Download

__PSScriptPolicyTest_sykbnurv.3wa.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sykbnurv.3wa.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/464-13-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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memory/464-14-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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memory/464-15-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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memory/464-18-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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memory/464-8-0x0000015570F90000-0x0000015570FB2000-memory.dmp

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memory/1228-34-0x000001DFEB7E0000-0x000001DFEB830000-memory.dmp

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memory/1228-33-0x000001DFEB860000-0x000001DFEB8D6000-memory.dmp

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memory/1228-35-0x000001DFEB520000-0x000001DFEB53E000-memory.dmp

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memory/1228-1-0x00007FFCC9A53000-0x00007FFCC9A55000-memory.dmp

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memory/1228-0-0x000001DFD10B0000-0x000001DFD1100000-memory.dmp

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memory/1228-71-0x000001DFEB550000-0x000001DFEB55A000-memory.dmp

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memory/1228-72-0x000001DFEB830000-0x000001DFEB842000-memory.dmp

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memory/1228-2-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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memory/1228-87-0x00007FFCC9A53000-0x00007FFCC9A55000-memory.dmp

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memory/1228-88-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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memory/1228-92-0x00007FFCC9A50000-0x00007FFCCA511000-memory.dmp

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