Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/10/2026, 17:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacry.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacry.exe
- Size 439KB
- Sample261012-vlfxesvt7p
- SHA256 33c6565bcc799a7da6835bd983cdeb41aced1824837a44f298282a5bb0970479
- MD5 86b3edb82125314f7152a51528dacc15
- SHA1 298a20bf9d2d5d59822762c75bb288d796834fc0
- SHA512 c4a1ff430c637e4f2a31fc423c140ae5f6dbba73920ecfd4ee08dc54eefe4b7eec2fb3abead9b0000d26da01f4a0eb18d9d6b979780eaa5ced9eb215d789a02f
- SSDEEP 6144:82UIpMSUmfA9Bi0tyA6S28rlA3s1r/KqntqbpePfyrlFx0tO/0Ql/146Q:XUCztyBi0tyLp8rlA3s5/Wmwnx0I8Ar
- TLSH T146A4AD117FF9D43AD6A30632CF1A4BE5B1F9BA645D30494323C41E2CAB78986D235F29
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/files/0x000600000001b859-4.dat UPX behavioral2/memory/2324-5-0x0000000000400000-0x000000000042E000-memory.dmp UPX behavioral2/memory/2324-7-0x0000000000400000-0x000000000042E000-memory.dmp UPX behavioral2/memory/4348-9-0x0000000000400000-0x0000000000474000-memory.dmp UPX behavioral2/memory/4348-10-0x0000000000400000-0x0000000000474000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2324 2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacrySrv.exe -
resource yara_rule behavioral2/files/0x000600000001b859-4.dat upx behavioral2/memory/2324-5-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral2/memory/2324-7-0x0000000000400000-0x000000000042E000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 5820 2324 WerFault.exe 89 - 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 2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacrySrv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4348 wrote to memory of 2324 4348 2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Users\Admin\AppData\Local\Temp\2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacrySrv.exeC:\Users\Admin\AppData\Local\Temp\2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacrySrv.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2324 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 3323⤵
- Program crash
PID:5820
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2324 -ip 23241⤵PID:3448
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-10-11_86b3edb82125314f7152a51528dacc15_elex_ramnit_wannacrySrv.exe
- Size 111KB
- SHA256 5ad34c456940a1b1461c5dd11a1a53ff1480e13a18dca03eed0eb7ff61bf3507
- MD5 2cb01749a295b3be1c8bf6a578a97ce3
- SHA1 9f917220641d2104ef1b88f61d709d4248dd8f30
- SHA512 4b32a2270607be006d541a2fca06b26c2acffb3a9f4bff3be3ce221c077315650599fb121216cd78315665b24077264f91c4f3dc7c83b211baefdd9f8b71a799
- SSDEEP 3072:bROzoTq0+RO7IwnYolM1w360JwDO+MCfIHAS:dkdNwBFl0w360wy+NfF
- TLSH T17AB30242A8260191D63EE132CCE1E6ACC290385DC24F2F0FA56F7436BFD75A7B146D45
- MD5 SHA1 SHA512 SSDEEP TLSH