Analysis
- max time kernel
150s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/07/2026, 09:41
Static task
static1
Behavioral task
behavioral1
Sample
2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe
- Size 585KB
- Sample260715-lpap5sct71
- SHA256 508130aa477b954c6d11792cae3415157d5c5f0333e7683473144dc88dbd67c3
- MD5 942a2f1c1624e5c63f3829774f00eaae
- SHA1 49b67e2a58b92bba8749d072efda6199d2b6fc2b
- SHA512 919c100fb05565c1e0415ab4593ae7bc57eb922f199494e5399501ffeb8296155e5d09ba24aa9379b754af19b8bec9db263dba97f1b54e1c883f021b30c535aa
- SSDEEP 6144:WAMejnmtYZnAmGJ/8uADNFlbF/joovD6fkjOmfPWq6da0npNul:HMimtuAmGJ/85BbFb976s3Wq6d7npUl
- TLSH T113D41242F592887AD43DDB34C75B8B35A3E259707A064262838CAC9FEDB9F0787053D9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 2 IoCs
resource yara_rule behavioral2/memory/3416-10-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli behavioral2/memory/3416-12-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 2 IoCs
resource yara_rule behavioral2/memory/3416-10-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/3416-12-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - Badlisted process makes network request 8 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 1 3416 rundll32.exe 2 3416 rundll32.exe 3 3416 rundll32.exe 4 3416 rundll32.exe 5 3416 rundll32.exe 6 3416 rundll32.exe 7 3416 rundll32.exe 8 3416 rundll32.exe - Deletes itself 1 IoCs
pid Process 2664 ydqgtb.exe - Executes dropped EXE 1 IoCs
pid Process 2664 ydqgtb.exe - Loads dropped DLL 1 IoCs
pid Process 3416 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-1-5-21-2246396966-3025826688-3847171515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Meture = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\vdvxnqgpu\\igxpf.dll\",Decompress" 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) \??\i: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\g: 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 - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3416 rundll32.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\vdvxnqgpu ydqgtb.exe File created \??\c:\Program Files\vdvxnqgpu\igxpf.dll ydqgtb.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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ydqgtb.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2660 cmd.exe 3032 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 3032 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe 3416 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3416 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1384 2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe 2664 ydqgtb.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1384 wrote to memory of 2660 1384 2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe 87 PID 2660 wrote to memory of 3032 2660 cmd.exe 89 PID 2660 wrote to memory of 2664 2660 cmd.exe 90 PID 2664 wrote to memory of 3416 2664 ydqgtb.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ydqgtb.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2660 -
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:3032
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C:\Users\Admin\AppData\Local\Temp\ydqgtb.exeC:\Users\Admin\AppData\Local\Temp\\ydqgtb.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-15_942a2f1c1624e5c63f3829774f00eaae_elex_wannacry.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2664 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\vdvxnqgpu\igxpf.dll",Decompress C:\Users\Admin\AppData\Local\Temp\ydqgtb.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)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3416
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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:\Users\Admin\AppData\Local\Temp\ydqgtb.exe
- Size 585KB
- SHA256 e57e434fd5cae2209ac3c8d57005b3df792954be5f25f46873fe87f2ff13c648
- MD5 71b4b8ba84fbc9b76f864e379d315947
- SHA1 b041ea20cde9d3293b38a8d403bb226a4c5fb45b
- SHA512 a92d0d615cfc8da80984acdf87d4f428add31a949c9a930cdd6866f00653876b5135defcb83c7e3c8804d92a36f6bcb794dbeb6c5b8d074bf1b2f7498effb1a7
- SSDEEP 6144:WAMejnmtYZnAmGJ/8uADNFlbF/joovD6fkjOmfPWq6da0npNuE:HMimtuAmGJ/85BbFb976s3Wq6d7npUE
- TLSH T1A7D41242F592887AD43DDB34C75B8B35A3D299707A064262838CAC9FEDB9F0787053D9
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Program Files\vdvxnqgpu\igxpf.dll
- Size 266KB
- SHA256 eec6ad33f4bf9439fd43c7391cb55afb7f5c75282342befcd4d7ee642ae89608
- MD5 2bfe04303b3ac2eaa838f1e8176a22c8
- SHA1 c639e16b685ec624f2b0d32ff8922b1483e954fc
- SHA512 09491de11ed9faa462bcc5737bc07bec6cf30360713684d9c7d8a8776c889431fb1261e6f2eac991526bdf5dd9dcb60cdb6fb536d2780b41f27c422ce4f7e262
- SSDEEP 6144:/hJkmMlGAzciA4nhT5ai7Ohk/0BFen/xme:/hJEQloHOXM4e
- TLSH T1E34423915B3E34B3FC5F2B327A77E56FFB7422342862899FC78F42216593650101A792
- MD5 SHA1 SHA512 SSDEEP TLSH