Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 03:35
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe
Resource
win10v2004-20260911-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target 2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe
- Size 58KB
- Sample261102-d5pv1aex3x
- SHA256 727c40cdae400f483f8d516f39c6cca68ad6c9fdae87eedd3fa6c3fa43fb239c
- MD5 f0b46bd5b08d76d577be6f6e09da81fa
- SHA1 820ac90da1a1a1033905841899c54d5f428a403a
- SHA512 35390560e2bde907345d5c58b6332abcc45ed4e75a6d5d5b27896a93e0892ef57ba9ad29e940aa2a388c9cc2879a6f807116ab4dd3c138786f5d34dd2027287d
- SSDEEP 768:iX8amTnBCTpUtWBjW43q2Wwat4jrxTl5ZDDEuoyH3dWUA:iX81TBttWhWW/LnzoyHt0
- TLSH T169431947FE8090F1D8161071644EABBF566A2C69871FFA8AEF48ECC72471354AC3B14E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects Windows executables referencing non-Windows User-Agents 2 IoCs
resource yara_rule behavioral2/files/0x000a00000001b2cb-0.dat INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/memory/3892-2-0x0000000000400000-0x0000000000416000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA - Executes dropped EXE 1 IoCs
pid Process 4244 fknvkk.exe - Loads dropped DLL 1 IoCs
pid Process 4244 fknvkk.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\fknvkk.exe 2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe File created C:\Windows\SysWOW64\gei33.dll fknvkk.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 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 fknvkk.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain fknvkk.exe - 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 2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fknvkk.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 3892 2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_f0b46bd5b08d76d577be6f6e09da81fa_elex_remcos_scribble_wannacry.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
PID:3892
-
C:\Windows\SysWOW64\fknvkk.exeC:\Windows\SysWOW64\fknvkk.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:4244
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fknvkk.exe
- Size 58KB
- SHA256 727c40cdae400f483f8d516f39c6cca68ad6c9fdae87eedd3fa6c3fa43fb239c
- MD5 f0b46bd5b08d76d577be6f6e09da81fa
- SHA1 820ac90da1a1a1033905841899c54d5f428a403a
- SHA512 35390560e2bde907345d5c58b6332abcc45ed4e75a6d5d5b27896a93e0892ef57ba9ad29e940aa2a388c9cc2879a6f807116ab4dd3c138786f5d34dd2027287d
- SSDEEP 768:iX8amTnBCTpUtWBjW43q2Wwat4jrxTl5ZDDEuoyH3dWUA:iX81TBttWhWW/LnzoyHt0
- TLSH T169431947FE8090F1D8161071644EABBF566A2C69871FFA8AEF48ECC72471354AC3B14E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\gei33.dll
- Size 12KB
- SHA256 09688e6267fe1ac175dbed695501aaf39d12a3e98b2a674214326554f112a1cb
- MD5 f9b0aea2e20e31c754e382ea1c001d14
- SHA1 e7d786158e34cf1709cce3a42fc42ee482092889
- SHA512 eac1f541afee3cfe353ebab35d95aba4d8bc324e1311395708fdc8fa1179d482e9ce6169dbabc24433d9c5875d920a290ac676b95bc6d9b936588657e44c3053
- SSDEEP 96:HiqAcRV8/fst5ivAwM6Lj/LseAdQeN5Zca:Ch7fsivAwtj/3AdQYca
- TLSH T1324240267340D0B2C313517071CF413F297E2839A48F6D83DF23AD0A64B5222BE3A6D6
- MD5 SHA1 SHA512 SSDEEP TLSH