Analysis
- max time kernel
148s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/09/2026, 02:49
Behavioral task
behavioral1
Sample
2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe
Resource
win10v2004-20260911-en
26 signatures
150 seconds
General
- Target 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe
- Size 5.3MB
- Sample260920-dbccta1ame
- SHA256 28d78a8495ec4cb28c99572757058c74410c125e823ed9619ec6a7d54e34443d
- MD5 45077556cb729da6ab48ac4fe44f97ba
- SHA1 15e58fe8bad90e0a3a757590a6f817549de6b6ab
- SHA512 780986f039cd9dc2968426e5e96b18a23feb664c4a97f119e3cc489669a4b1b1d32f0ff1cd6e1f45a2e60fce646e75b0eea36576183c8b19e60412a3c08af69c
- SSDEEP 49152:sssV/ut+pzwwk6Sf5cTXh8hMwSS5MhpCVjiVKr7emKa9z7wjsXCbftLGYVomqw6M:ecklljCVjY/Oz7wP7BGmqLQ9J1oPr09f
- TLSH T15E46BF5AE7A449A9C0B3C0FD45169423EB7238861335E6EB52F0C956EFA76D02E3D370
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xbinder
Mutex
-
9fXsu09FUS3eN3ntZ
Attributes
-
primary_drop_directory
%Temp%
-
primary_execute
true
-
primary_hidden_file
false
-
primary_resource_name
BatToExeConverter.exe
-
secondary_drop_directory
%Temp%
-
secondary_execute
true
-
secondary_hidden_file
false
-
secondary_resource_name
Umbral.exe
Extracted
Family
-
umbral
Version
-
v1.3
C2
-
https://discord.com/api/webhooks/1538904578609909802/kaH1CRLZvvL2KuC4_udj7RYOxhugONV1um7XAVTtJj2Y1j1tuuDRTYfBKIJbVa7AlWxd
Signatures
- Detects Umbral payload 4 IoCs
resource yara_rule behavioral2/files/0x001200000001c39b-27.dat family_umbral behavioral2/files/0x001200000001c39b-27.dat family_umbral_obfuscated behavioral2/memory/2776-31-0x000001D5185C0000-0x000001D518600000-memory.dmp family_umbral behavioral2/memory/2776-31-0x000001D5185C0000-0x000001D518600000-memory.dmp family_umbral_obfuscated - Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
resource yara_rule behavioral2/files/0x000a000000016d03-18.dat INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL - Detects binaries and memory artifacts referencing sandbox product IDs 1 IoCs
resource yara_rule behavioral2/files/0x000a000000016d03-18.dat INDICATOR_SUSPICIOUS_EXE_SandboxProductID - Detects executables attemping to enumerate video devices using WMI 2 IoCs
resource yara_rule behavioral2/files/0x001200000001c39b-27.dat INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice behavioral2/memory/2776-31-0x000001D5185C0000-0x000001D518600000-memory.dmp INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice - Detects executables containing possible sandbox analysis VM names 2 IoCs
resource yara_rule behavioral2/files/0x001200000001c39b-27.dat INDICATOR_SUSPICIOUS_EXE_SandboxComputerNames behavioral2/memory/2776-31-0x000001D5185C0000-0x000001D518600000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxComputerNames - Detects executables containing possible sandbox analysis VM usernames 2 IoCs
resource yara_rule behavioral2/files/0x001200000001c39b-27.dat INDICATOR_SUSPICIOUS_EXE_SandboxUserNames behavioral2/memory/2776-31-0x000001D5185C0000-0x000001D518600000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxUserNames - Detects executables containing possible sandbox system UUIDs 2 IoCs
resource yara_rule behavioral2/files/0x001200000001c39b-27.dat INDICATOR_SUSPICIOUS_EXE_SandboxSystemUUIDs behavioral2/memory/2776-31-0x000001D5185C0000-0x000001D518600000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxSystemUUIDs - Executes dropped EXE 4 IoCs
pid Process 1148 bndFD47.tmp.exe 988 BatToExeConverter.exe 2776 Umbral.exe 1732 bndAB4.tmp.exe - 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 - Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 2 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
ioc Process \??\VBoxMiniRdrDN 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe \??\VBoxMiniRdrDN BatToExeConverter.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Enumerates system info in registry 2 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS BatToExeConverter.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer BatToExeConverter.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName BatToExeConverter.exe - Modifies Control Panel 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000\Control Panel\Colors bndAB4.tmp.exe - Modifies registry class 28 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{24ad3ad4-a569-4530-98e1-ab02f9417aa8}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ bndAB4.tmp.exe Set value (data) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1 = 14001f481cffcda87848be43b5fdf8091c1c60d00000 bndAB4.tmp.exe Set value (int) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\NodeSlot = "2" bndAB4.tmp.exe Set value (data) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\MRUListEx = ffffffff bndAB4.tmp.exe Set value (str) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell\SniffedFolderType = "Documents" bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{f86fa3ab-70d2-4fc7-9c99-fcbf05467f3a}\Instance\ bndAB4.tmp.exe Set value (data) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 0100000000000000ffffffff bndAB4.tmp.exe Set value (data) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 0202 bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2 bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3dfdf296-dbec-4fb4-81d1-6a3438bcf4de}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d3162b92-9365-467a-956b-92703aca08af}\Instance\ bndAB4.tmp.exe Set value (data) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 bndAB4.tmp.exe Set value (data) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1 bndAB4.tmp.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\NotificationData bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ bndAB4.tmp.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{088e3905-0323-4b02-9826-5d99428e115f}\Instance\ bndAB4.tmp.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2388 wmic.exe 2388 wmic.exe 2388 wmic.exe 2388 wmic.exe - Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeSystemEnvironmentPrivilege 4544 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe Token: SeDebugPrivilege 2776 Umbral.exe Token: SeSystemEnvironmentPrivilege 988 BatToExeConverter.exe Token: SeIncreaseQuotaPrivilege 2388 wmic.exe Token: SeSecurityPrivilege 2388 wmic.exe Token: SeTakeOwnershipPrivilege 2388 wmic.exe Token: SeLoadDriverPrivilege 2388 wmic.exe Token: SeSystemProfilePrivilege 2388 wmic.exe Token: SeSystemtimePrivilege 2388 wmic.exe Token: SeProfSingleProcessPrivilege 2388 wmic.exe Token: SeIncBasePriorityPrivilege 2388 wmic.exe Token: SeCreatePagefilePrivilege 2388 wmic.exe Token: SeBackupPrivilege 2388 wmic.exe Token: SeRestorePrivilege 2388 wmic.exe Token: SeShutdownPrivilege 2388 wmic.exe Token: SeDebugPrivilege 2388 wmic.exe Token: SeSystemEnvironmentPrivilege 2388 wmic.exe Token: SeRemoteShutdownPrivilege 2388 wmic.exe Token: SeUndockPrivilege 2388 wmic.exe Token: SeManageVolumePrivilege 2388 wmic.exe Token: 33 2388 wmic.exe Token: 34 2388 wmic.exe Token: 35 2388 wmic.exe Token: 36 2388 wmic.exe Token: SeIncreaseQuotaPrivilege 2388 wmic.exe Token: SeSecurityPrivilege 2388 wmic.exe Token: SeTakeOwnershipPrivilege 2388 wmic.exe Token: SeLoadDriverPrivilege 2388 wmic.exe Token: SeSystemProfilePrivilege 2388 wmic.exe Token: SeSystemtimePrivilege 2388 wmic.exe Token: SeProfSingleProcessPrivilege 2388 wmic.exe Token: SeIncBasePriorityPrivilege 2388 wmic.exe Token: SeCreatePagefilePrivilege 2388 wmic.exe Token: SeBackupPrivilege 2388 wmic.exe Token: SeRestorePrivilege 2388 wmic.exe Token: SeShutdownPrivilege 2388 wmic.exe Token: SeDebugPrivilege 2388 wmic.exe Token: SeSystemEnvironmentPrivilege 2388 wmic.exe Token: SeRemoteShutdownPrivilege 2388 wmic.exe Token: SeUndockPrivilege 2388 wmic.exe Token: SeManageVolumePrivilege 2388 wmic.exe Token: 33 2388 wmic.exe Token: 34 2388 wmic.exe Token: 35 2388 wmic.exe Token: 36 2388 wmic.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe 1732 bndAB4.tmp.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4544 wrote to memory of 1148 4544 2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe 89 PID 1148 wrote to memory of 988 1148 bndFD47.tmp.exe 90 PID 1148 wrote to memory of 2776 1148 bndFD47.tmp.exe 91 PID 988 wrote to memory of 1732 988 BatToExeConverter.exe 92 PID 2776 wrote to memory of 2388 2776 Umbral.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm.exe"1⤵
- Checks for VirtualBox DLLs, possible anti-VM trick
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\bndFD47.tmp.exe"C:\Users\Admin\AppData\Local\Temp\bndFD47.tmp.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Users\Admin\AppData\Local\Temp\BatToExeConverter.exe"C:\Users\Admin\AppData\Local\Temp\BatToExeConverter.exe"3⤵
- Executes dropped EXE
- Checks for VirtualBox DLLs, possible anti-VM trick
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:988 -
C:\Users\Admin\AppData\Local\Temp\bndAB4.tmp.exe"C:\Users\Admin\AppData\Local\Temp\bndAB4.tmp.exe"4⤵
- Executes dropped EXE
- Modifies Control Panel
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1732
-
-
-
C:\Users\Admin\AppData\Local\Temp\Umbral.exe"C:\Users\Admin\AppData\Local\Temp\Umbral.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2388
-
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\BatToExeConverter.exe
- Size 3.6MB
- SHA256 a2d7a1431866ac46e29f0b9baed2bc76708f789e5e7ecb6be52f1dd536ccf3c0
- MD5 17badbd4502c68dd16f1681cd5a8180b
- SHA1 c75baa36e28a93e8283f8151cebb245999f899f6
- SHA512 5fa3141cb9ddb018f7fce5d3157860d992b953003ddae3631a40b609743e3628dff6d549df3599bda0c90d31f85a8868812f2d42c6eb94cc48beaa4dd940b43c
- SSDEEP 49152:hssV/ut+pzwwk6Sf5cTXh8hMwSS5MhpCVjiVKr7Tk/kR:FcklljCVjYa
- TLSH T136065A5AABA84DA9C0B3C0F94516D433E77238821325D6E756F0C957FEE66D02E3E270
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Umbral.exe
- Size 229KB
- SHA256 9225ea58f66a6da909e620e3d97080bc3c0d146ab80e3589b032cc7275445289
- MD5 4ee4a5e25633b2ed4ac568c5fb87b2d0
- SHA1 635d20ee3b488c159b6ac5efc700b36ace0433ea
- SHA512 418a6b753d5125670f8f87b2c5b5d0fefe03d9f1d321afd1522adc19c08a11463630c0435803c3ddc1f142e74b3464627c016f9d8d8bafc632b31ffcd9fe7f71
- SSDEEP 6144:LloZM+9EB1/SqctonEPfCqAZclDWg/3cVRQuTTmg7j8e1modC:JoZQdSqcwvZclDWg/3cVRQuTTmg3Jo
- TLSH T1DD346C4933B88F17E26F8BBDD5B1148F87B1F143E90AF78E0C8895E82421742E949E57
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\bndAB4.tmp.exe
- Size 225KB
- SHA256 9bf4f4d15db066732e643b07b7a5c1715a8ef18a43914e6d3a59eb48fbac3be9
- MD5 c472fb9cbc8a4315da61e571191a0195
- SHA1 af690a297abfd45b0c1d1c0d9050f309a5ce15ee
- SHA512 2e29213617e91808105c186170d5063a0b1a914e2cb30baf9844318e7bcc65b72c315d94930fe4c6eb547473ee296920d4102b108c3291cb73fcf47ebdf24d1d
- SSDEEP 1536:BYKwLLZeA6fEMx5AKnAfUr4bEpqY8/A3iTBBk44vAB2EX5joG4hgL/YAiB495ILu:a35eAWzx5Ry0fABKw7OGewlKy
- TLSH T110344C523F48CD4BD27773FC5160EB79A7625ECA281AC2035CF2DC6BF8D868A1D69190
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\bndFD47.tmp.exe
- Size 1.9MB
- SHA256 2d269c89271db1716d7c649fcadaf007f436da782811e05127a4112c96c0e492
- MD5 7ddc7181b2f719f8592c973782d1aec2
- SHA1 c1f884c080a2559cd7a7969157881c770d00d5dc
- SHA512 d5cc52726e3c171fb9c18385fa3eb344ac2f10b9cd3aae5eb805389eb80b7c85e99fe11133582da800ad1f4e7efae809796d18b3fcf46249bb516e6648bdc53c
- SSDEEP 49152:pKa9z7wjsXCbftLGYVomqw6zenL9J1DoPrif6m3:wOz7wP7BGmqLQ9J1oPr09
- TLSH T19C95332DD76C022AD3CB857B9ED2B46F1B651EDE1EFAF5649104E432B0CAE9D281C314
- MD5 SHA1 SHA512 SSDEEP TLSH