Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
08/08/2026, 16:25
Static task
static1
Behavioral task
behavioral1
Sample
2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe
- Size 130KB
- Sample260808-tw5svsaj4t
- SHA256 af3b388deabf1b1aca3ecb5a4cd8cddfdf508f0636373d7bf84c2f9b94443dff
- MD5 214cc00a7bc23897c4abff8daed9dc56
- SHA1 e9c372944f65c58f6a90105a49c7392944329b4e
- SHA512 2837a09ab06ed307a2cacbb557c24d9e66c7fcedeb8b6d7f0ef350bb42191f0e1c8149f6d8f031648995a30d13b96e271cdb734f63bd39c3d1cd835b992bbd0a
- SSDEEP 3072:xK4RNx6nb4RoIw/XBSeral6oaE0HGnvXuEOrc0pA:xl6XYeel6GGGVOK
- TLSH T106D38D429BB189E5E0111CF4039BBB3583B5988D3B15A363D388DF0EE42DE85DB362D9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 5 IoCs
resource yara_rule behavioral1/memory/3160-11-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral1/memory/3160-13-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral1/memory/3160-14-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral1/memory/3160-15-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral1/memory/3160-16-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 5 IoCs
resource yara_rule behavioral1/memory/3160-11-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral1/memory/3160-13-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral1/memory/3160-14-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral1/memory/3160-15-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral1/memory/3160-16-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - UPX dump on OEP (original entry point) 8 IoCs
resource yara_rule behavioral1/memory/5072-7-0x0000000000400000-0x0000000000417000-memory.dmp UPX behavioral1/files/0x00020000000233ae-8.dat UPX behavioral1/memory/3160-10-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral1/memory/3160-11-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral1/memory/3160-13-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral1/memory/3160-14-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral1/memory/3160-15-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral1/memory/3160-16-0x0000000010000000-0x0000000010024000-memory.dmp UPX - Badlisted process makes network request 8 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 7 3160 rundll32.exe 13 3160 rundll32.exe 14 3160 rundll32.exe 15 3160 rundll32.exe 27 3160 rundll32.exe 33 3160 rundll32.exe 39 3160 rundll32.exe 48 3160 rundll32.exe - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x00020000000233ae-8.dat acprotect - Deletes itself 1 IoCs
pid Process 5072 getfs.exe - Executes dropped EXE 1 IoCs
pid Process 5072 getfs.exe - Loads dropped DLL 1 IoCs
pid Process 3160 rundll32.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3053180483-1881419501-3594244048-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\icdllvcct\\wwpwv.dll\",init" rundll32.exe - Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\v: rundll32.exe - Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe -
resource yara_rule behavioral1/files/0x00020000000233ae-8.dat upx behavioral1/memory/3160-10-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3160-11-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3160-13-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3160-14-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3160-15-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3160-16-0x0000000010000000-0x0000000010024000-memory.dmp upx - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 6040 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 5 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language getfs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1616 PING.EXE 6040 cmd.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 1616 PING.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3160 rundll32.exe 3160 rundll32.exe 3160 rundll32.exe 3160 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3160 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4764 2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe 5072 getfs.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4764 wrote to memory of 6040 4764 2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe 86 PID 6040 wrote to memory of 1616 6040 cmd.exe 88 PID 6040 wrote to memory of 5072 6040 cmd.exe 89 PID 5072 wrote to memory of 3160 5072 getfs.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&c:\getfs.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe"2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:6040 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1616
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\??\c:\getfs.exec:\getfs.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-08_214cc00a7bc23897c4abff8daed9dc56_elex_wannacry.exe"3⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5072 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\icdllvcct\wwpwv.dll",init c:\getfs.exe4⤵
- Badlisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3160
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
- Path C:\getfs.exe
- Size 130KB
- SHA256 bd977e8ed209fffc9c30a7d407cb24eccded656961a8768425d7263051dcc91c
- MD5 7b6165aac96522cfabd5e30f632ac9bc
- SHA1 b1279240a656cf8b17bdb46c6ad610a2076d9d19
- SHA512 7b8111388652b7f8e9e218dec14c740c900607920be605555b8c2a60080a191acfb4626295fc80419d18e2351b6b19ba09f38d9f4a1f2b437cb68db439196e1b
- SSDEEP 3072:xK4RNx6nb4RoIw/XBSeral6oaE0HGnvXuEOrc0pp:xl6XYeel6GGGVOX
- TLSH T1FED38D429BB189E5E0111CF4039BBB3583B5988D3B15A367D388DF0EE42DE85DB362D9
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\icdllvcct\wwpwv.dll
- Size 46KB
- SHA256 b6bc7902da0250f6ca920b35b222f6a0fe62102caf05d2a1722c4d3b225a0a9e
- MD5 42fe886bcb6460f7c2a46e21ecac5da6
- SHA1 7d9a1c9fe17121cf61444da965f29e974a95ede2
- SHA512 3d1a7dc1d9ca8a4376302ba20df584ad59b98e0d3b18b06b22d7f5a455833ce124e412fc1922a3b704dcbafa31987cda3115c9a71dd6299683502cebae33567c
- SSDEEP 768:P60NIyOvlPSGxZ00FBsMT0fdB5h3vU7ExCClpoduUglNgLoR/C:P6e4lP5rvz1Vd8H/C
- TLSH T10023F15733A8577BC9E621FA3263BE142B357019CB3A83545CB9B6572C21C8D927930F
- MD5 SHA1 SHA512 SSDEEP TLSH