Analysis
- max time kernel
150s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 05:07
Static task
static1
Behavioral task
behavioral1
Sample
2026-08-09_a87aea07f2e38f2795069942d85b3b65_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-08-09_a87aea07f2e38f2795069942d85b3b65_elex_wannacry.exe
- Size 588KB
- Sample260809-fr128agg74
- SHA256 7f744fa922be0bc166e549bb259aeda4f1666afdffb824b1711b24f1a8091fa8
- MD5 a87aea07f2e38f2795069942d85b3b65
- SHA1 4068e6d27298c2ba8949f28b18ae3b48b06f0862
- SHA512 37c120965effc7dd6f81328967315b2cddc3729cb60918ff2a2726475797eed01996e7202e3802c518cc6066d1067b567c50de3b1edc0d437343db17e311c0ef
- SSDEEP 6144:WAMejnmtYZnAmGJ/8uADNFlbF/joovD6fkjOmfPWq6da0npNu:HMimtuAmGJ/85BbFb976s3Wq6d7npU
- TLSH T191D41242F59288BAD438DB34C75B8B35A3D299747A064362838C6C9FEDB9F0787053D8
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 2 IoCs
resource yara_rule behavioral2/memory/4924-10-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli behavioral2/memory/4924-12-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 2 IoCs
resource yara_rule behavioral2/memory/4924-10-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4924-12-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - Badlisted process makes network request 7 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 7 4924 rundll32.exe 9 4924 rundll32.exe 10 4924 rundll32.exe 11 4924 rundll32.exe 12 4924 rundll32.exe 16 4924 rundll32.exe 18 4924 rundll32.exe - Deletes itself 1 IoCs
pid Process 4788 vgbda.exe - Executes dropped EXE 1 IoCs
pid Process 4788 vgbda.exe - Loads dropped DLL 1 IoCs
pid Process 4924 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-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\Meture = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\fwahu\\kszqcpd.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) \??\v: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\a: 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) \??\q: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\t: 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 4924 rundll32.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\fwahu vgbda.exe File created \??\c:\Program Files\fwahu\kszqcpd.dll vgbda.exe - 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 3360 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 vgbda.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-09_a87aea07f2e38f2795069942d85b3b65_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 4564 PING.EXE 3360 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 4564 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe 4924 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4924 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5856 2026-08-09_a87aea07f2e38f2795069942d85b3b65_elex_wannacry.exe 4788 vgbda.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5856 wrote to memory of 3360 5856 2026-08-09_a87aea07f2e38f2795069942d85b3b65_elex_wannacry.exe 89 PID 3360 wrote to memory of 4564 3360 cmd.exe 91 PID 3360 wrote to memory of 4788 3360 cmd.exe 92 PID 4788 wrote to memory of 4924 4788 vgbda.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-09_a87aea07f2e38f2795069942d85b3b65_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_a87aea07f2e38f2795069942d85b3b65_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5856 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\vgbda.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-09_a87aea07f2e38f2795069942d85b3b65_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:3360 -
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:4564
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C:\Users\Admin\AppData\Local\Temp\vgbda.exeC:\Users\Admin\AppData\Local\Temp\\vgbda.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-09_a87aea07f2e38f2795069942d85b3b65_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:4788 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\fwahu\kszqcpd.dll",Decompress C:\Users\Admin\AppData\Local\Temp\vgbda.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:4924
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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\vgbda.exe
- Size 589KB
- SHA256 4b431efe73cf418a1b5ed524361d13d0d899ce0e7b1b08b53da027ed113f1276
- MD5 4231edb109551277f228667746ead9e1
- SHA1 2882aa70d9bc6d205cb849870e24fa77f4cbbf8a
- SHA512 39ca8ec55251c2c5243249f5d0b821519fb16cdd386011cafb539adb8665b2974082dc349f2b247efe7827c028cf2e389727b04d1e8def1795bd075bb18f4f80
- SSDEEP 6144:WAMejnmtYZnAmGJ/8uADNFlbF/joovD6fkjOmfPWq6da0npNux:HMimtuAmGJ/85BbFb976s3Wq6d7npUx
- TLSH T151D41242F59288BAD439DB34C75B8B35E3D299747A064362838C6C9FEDA9F0787053D8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Program Files\fwahu\kszqcpd.dll
- Size 266KB
- SHA256 f55d24c76670c9c6f906b5d3cbab5eb598867c94f9d15f84212c87a0ce67b9da
- MD5 877ea4ad50b09de40d3acc8e47e21635
- SHA1 64495c610e72a2d555f703f51fe479a6595b400e
- SHA512 18ada6dd1b360488540802defa199dc68ef43439192780a5b7d9e27f3dc2592a7584c84b46f33ebcddf5e0e073ee9eb2137c682ef7eebfe03004424ff4a838c0
- SSDEEP 6144:/hJkmMlGAzciA4nhT5ai7Ohk/0BFen/xmg:/hJEQloHOXM4g
- TLSH T1A44423915B3E34B3FC5F2B327A77E56FFB7422342862899FC78F422165A3650101A792
- MD5 SHA1 SHA512 SSDEEP TLSH