Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/10/2026, 02:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe
Resource
win10v2004-20260911-en
7 signatures
150 seconds
General
- Target d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe
- Size 1.4MB
- Sample261024-cyv8rs11cs
- SHA256 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98
- MD5 faa62ffe6bf91d5d705ebed6ab59aa21
- SHA1 06efadd92f244ae0264a1af418830f66ad8d747a
- SHA512 d85520a90a355e6648ad0862774ed995a4666015682edd8b09ebc6894bc40517bb1733347142c9112aecad4f9a31a00ac8629ccfe677b84a8dbe7db3c5c253d0
- SSDEEP 24576:uObCzYUQqPHhDfkErW6Ye207/XK5CGQBEoe3e7crXM5RBuRysdRle80sTofg:uOoYUQqPHh7m0G5CpWqcr8565dRl+g
- TLSH T1B5659E02F782C0F2C641167054E6673A9A785A552F31CECBABE8DE656C322F1D37721E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Drops file in Drivers directory 2 IoCs
description ioc Process File opened for modification C:\WINDOWS\system32\drivers\etc\hosts d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe File opened for modification C:\WINDOWS\system32\drivers\etc\hosts d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat - Executes dropped EXE 1 IoCs
pid Process 1816 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat -
resource yara_rule behavioral2/memory/756-2-0x0000000010000000-0x0000000010018000-memory.dmp upx behavioral2/memory/756-1-0x0000000010000000-0x0000000010018000-memory.dmp upx behavioral2/memory/756-16-0x0000000010000000-0x0000000010018000-memory.dmp upx behavioral2/memory/1816-26-0x0000000010000000-0x0000000010018000-memory.dmp upx - 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 1 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 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat - 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 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 756 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe 756 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe 1816 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat 1816 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 756 wrote to memory of 1816 756 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe"C:\Users\Admin\AppData\Local\Temp\d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.exe"1⤵
- Drops file in Drivers directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Users\Admin\AppData\Local\Temp\d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.datC:\Users\Admin\AppData\Local\Temp\d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat2⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1816
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98.dat
- Size 1.4MB
- SHA256 d1b61dadd270e118b83a4bf1cea85393e6cff010ee154465deb162f559704b98
- MD5 faa62ffe6bf91d5d705ebed6ab59aa21
- SHA1 06efadd92f244ae0264a1af418830f66ad8d747a
- SHA512 d85520a90a355e6648ad0862774ed995a4666015682edd8b09ebc6894bc40517bb1733347142c9112aecad4f9a31a00ac8629ccfe677b84a8dbe7db3c5c253d0
- SSDEEP 24576:uObCzYUQqPHhDfkErW6Ye207/XK5CGQBEoe3e7crXM5RBuRysdRle80sTofg:uOoYUQqPHh7m0G5CpWqcr8565dRl+g
- TLSH T1B5659E02F782C0F2C641167054E6673A9A785A552F31CECBABE8DE656C322F1D37721E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\WINDOWS\system32\drivers\etc\hosts
- Size 822B
- SHA256 8b42a021fc43d715b7a3febd6e33ce3bd824d32c3b22f72596a1579134cfc63c
- MD5 9559da711c2abf477e95eeb41cebf637
- SHA1 39275702c084b2170de605a5cfc8870f67e2ee75
- SHA512 54a7605856298337c37ba235c33bdb8a794e6eb17081cdcc0c9b906ef16f6ef1e4c58208a7d33f8111f348fa586df776e6dbd23960bcb36dfae416a60d805475
- TLSH T1F801202D0BDCF8AC077285D21A4DF04DB36A55F0227F0E89385C800D37A776D8726A43
- MD5 SHA1 SHA512 TLSH