Analysis
- max time kernel
148s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 22:43
Static task
static1
Behavioral task
behavioral1
Sample
2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe
- Size 99KB
- Sample260702-2nkfyscx7r
- SHA256 2f7c8e0c4bb3a47bd3566aa4186c3c5e21dfa4f0ba43ab0b7d3e6c7cefe625d7
- MD5 7c3f71fb7fe4afe22d61c6423cd45867
- SHA1 ff73c6268ea55a6c6fe67424b7012a35396ace8c
- SHA512 2f9a46af336d5e1d0a80a87f0f1dc7086cb736ab01435c57bc45e4e7c390177b472dc2cbe9fbb215565f6c7abff763a0974058a80fb47ac19ae31b685078e542
- SSDEEP 3072:xK4RNx6nb4RoIw/XBSeral6oaE0HGnvXuEOrc0p:xl6XYeel6GGGVO
- TLSH T10AA3AE439BA549D5E0211CF402AB7B359376988D3B15A797D388DE0EE43DE80DF362CA
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 5 IoCs
resource yara_rule behavioral2/memory/5888-10-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral2/memory/5888-12-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral2/memory/5888-13-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral2/memory/5888-14-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli behavioral2/memory/5888-15-0x0000000010000000-0x0000000010024000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 5 IoCs
resource yara_rule behavioral2/memory/5888-10-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5888-12-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5888-13-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5888-14-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5888-15-0x0000000010000000-0x0000000010024000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - UPX dump on OEP (original entry point) 8 IoCs
resource yara_rule behavioral2/memory/3500-6-0x0000000000400000-0x0000000000417000-memory.dmp UPX behavioral2/files/0x0005000000016b5f-7.dat UPX behavioral2/memory/5888-9-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral2/memory/5888-10-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral2/memory/5888-12-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral2/memory/5888-13-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral2/memory/5888-14-0x0000000010000000-0x0000000010024000-memory.dmp UPX behavioral2/memory/5888-15-0x0000000010000000-0x0000000010024000-memory.dmp UPX - Badlisted process makes network request 8 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 1 5888 rundll32.exe 2 5888 rundll32.exe 5 5888 rundll32.exe 6 5888 rundll32.exe 7 5888 rundll32.exe 8 5888 rundll32.exe 10 5888 rundll32.exe 11 5888 rundll32.exe - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0005000000016b5f-7.dat acprotect - Deletes itself 1 IoCs
pid Process 3500 pttjx.exe - Executes dropped EXE 1 IoCs
pid Process 3500 pttjx.exe - Loads dropped DLL 1 IoCs
pid Process 5888 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-1-5-21-1991999443-3181470666-3272020885-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\sbvhm\\tgtvu.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) \??\t: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\r: 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 behavioral2/files/0x0005000000016b5f-7.dat upx behavioral2/memory/5888-9-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral2/memory/5888-10-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral2/memory/5888-12-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral2/memory/5888-13-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral2/memory/5888-14-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral2/memory/5888-15-0x0000000010000000-0x0000000010024000-memory.dmp upx - 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 pttjx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_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 3024 cmd.exe 2812 PING.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 2812 PING.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5888 rundll32.exe 5888 rundll32.exe 5888 rundll32.exe 5888 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5888 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5696 2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe 3500 pttjx.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5696 wrote to memory of 3024 5696 2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe 88 PID 3024 wrote to memory of 2812 3024 cmd.exe 90 PID 3024 wrote to memory of 3500 3024 cmd.exe 91 PID 3500 wrote to memory of 5888 3500 pttjx.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5696 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&c:\pttjx.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3024 -
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:2812
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\??\c:\pttjx.exec:\pttjx.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-02_7c3f71fb7fe4afe22d61c6423cd45867_elex_wannacry.exe"3⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3500 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\sbvhm\tgtvu.dll",init c:\pttjx.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:5888
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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
Loading Replay Monitor...
Downloads
- Path \??\c:\pttjx.exe
- Size 100KB
- SHA256 5434780cd24e88a862d7dcd8c671c60069fb93312e9233be8d387eef4a9a7568
- MD5 e552cfba3f96a9645c7de3ec2046d538
- SHA1 e4201e8268c2f72636c6cb883e1260119e4aa280
- SHA512 2ad713e8cd7fb7d66b9ab5bd91b9b98b15103c8d1afc6e446a2dff2350ebe5342a3385ecee6cf2a569aa9ebd3b420a5f6da56ff3738f34424da0599589b22f2e
- SSDEEP 3072:xK4RNx6nb4RoIw/XBSeral6oaE0HGnvXuEOrc0pu:xl6XYeel6GGGVOs
- TLSH T115A3AE439BA589D5E0211CF402AB7B358376988D3B15A757D388DE0EE43DE80DF362DA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\sbvhm\tgtvu.dll
- Size 46KB
- SHA256 b6bc7902da0250f6ca920b35b222f6a0fe62102caf05d2a1722c4d3b225a0a9e
- MD5 42fe886bcb6460f7c2a46e21ecac5da6
- SHA1 7d9a1c9fe17121cf61444da965f29e974a95ede2
- SHA512 3d1a7dc1d9ca8a4376302ba20df584ad59b98e0d3b18b06b22d7f5a455833ce124e412fc1922a3b704dcbafa31987cda3115c9a71dd6299683502cebae33567c
- SSDEEP 768:P60NIyOvlPSGxZ00FBsMT0fdB5h3vU7ExCClpoduUglNgLoR/C:P6e4lP5rvz1Vd8H/C
- TLSH T10023F15733A8577BC9E621FA3263BE142B357019CB3A83545CB9B6572C21C8D927930F
- MD5 SHA1 SHA512 SSDEEP TLSH