Analysis
- max time kernel
150s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 02:45
Static task
static1
Behavioral task
behavioral1
Sample
2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260709-en
General
- Target 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe
- Size 538KB
- Sample260727-c871bavtcy
- SHA256 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9
- MD5 25d83a555f662ac46ee8a4f6a1824137
- SHA1 6f0271fcdddba2037cf119041fa0d4c944d3aefd
- SHA512 cb16d243b9a176e8680d868cdc4bd71f60ac98c11e01db31209d0f63b0dce47b60cbf152a47dc7b1d25743e9238f2b0d373482ce2185c2bd15be73a85a340f48
- SSDEEP 6144:SYa6eJsYMZ4YdvJe+ECzk9WT+z1WyMGjhm9d6HAkbQFqTaHXxSnbrHE9+I1:SYEJsB4YxE8/CMyXhK2scTa3WbrHE9v
- TLSH T1DFC46E2564014041DA0F1F71B16D97A67923BFBA297CF21E2A3AFBD626F72C2D13614C
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Loads dropped DLL 2 IoCs
pid Process 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- 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 9 drive.google.com 2 drive.google.com - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe 3564 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\bigamy\kundelisten\Ekvilibrisme\Marsileaceae.ini 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe File opened for modification C:\Program Files (x86)\nigrosin\ansttelsesaarene\quadrula\undersow.exe 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Fonts\socialindkomsts\sniffer\Pulvereous255.lnk 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
pid pid_target Process procid_target 4516 3564 WerFault.exe 91 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5076 wrote to memory of 1276 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe 90 PID 5076 wrote to memory of 3564 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe 91 PID 5076 wrote to memory of 3564 5076 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe 91 PID 3564 wrote to memory of 4984 3564 2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"2⤵PID:1276
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C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"C:\Users\Admin\AppData\Local\Temp\2bb3924ac13fbbe690c44e6c2207117428fabb4588099b84db66a0203ca00ab9.exe"3⤵PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3564 -s 16723⤵
- Program crash
PID:4516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3564 -ip 35641⤵PID:1680
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\nsy7288.tmp\System.dll
- Size 12KB
- SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
- MD5 cff85c549d536f651d4fb8387f1976f2
- SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
- SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
- SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
- TLSH T126426B129BB089F2F591583814667F2A6FBE9C5D27F50563CFE304D63D212CB983A283
- MD5 SHA1 SHA512 SSDEEP TLSH