Analysis
- max time kernel
149s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/11/2026, 10:32
Static task
static1
Behavioral task
behavioral1
Sample
2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe
- Size 203KB
- Sample261103-mk2thagx61
- SHA256 a176c972add4a95966845da4a20d68c09f162230dc71569d80b5fd8e9acf1e10
- MD5 4ae7bcad244c55eed08060788ea459c2
- SHA1 0a70c97d56af185ca0b1f6db629b5f83ec6b6517
- SHA512 b2d43a5b0f12cf1b638af345dc7f4140d8d9ccf9bfc52b9836bd09de8bd13605e644254a74fff2935088c2035b344775d3021314e8a3c2729a2e420ceb1d06fd
- SSDEEP 3072:TfwwHEzrV5x5tMBql0RZ4FjCDnO8XjDDQuMHNbwDXkLh16oVHsNqb:zwgErtcql+ZHn1PDQfwDXkN1Zf
- TLSH T1F914E01F36C18C6FF06BF776A655F1C78BD174643A41B62E074868AE2E353C9849132E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 2 IoCs
resource yara_rule behavioral2/memory/3540-11-0x0000000010000000-0x000000001006A000-memory.dmp family_farfli behavioral2/memory/3540-13-0x0000000010000000-0x000000001006A000-memory.dmp family_farfli - Custom signatureDetects executables containing base64 encoded User Agent 2 IoCs
resource yara_rule behavioral2/memory/3540-11-0x0000000010000000-0x000000001006A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/3540-13-0x0000000010000000-0x000000001006A000-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 7 3540 rundll32.exe 9 3540 rundll32.exe 10 3540 rundll32.exe 11 3540 rundll32.exe 12 3540 rundll32.exe 14 3540 rundll32.exe 16 3540 rundll32.exe 17 3540 rundll32.exe - Deletes itself 1 TTPs 1 IoCs
pid Process 4688 ghcdcqaxp.exe - Executes dropped EXE 1 IoCs
pid Process 4688 ghcdcqaxp.exe - Loads dropped DLL 1 IoCs
pid Process 3540 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-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\ztreekaw\\vfjpitp.dll\",encore" 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) \??\n: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\g: 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) \??\s: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\t: 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) \??\j: rundll32.exe File opened (read-only) \??\p: 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 TTPs 1 IoCs
pid Process 3540 rundll32.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\ztreekaw ghcdcqaxp.exe File created \??\c:\Program Files\ztreekaw\vfjpitp.dll ghcdcqaxp.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 4112 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 1 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 rundll32.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 ghcdcqaxp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-11-02_4ae7bcad244c55eed08060788ea459c2_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 4616 PING.EXE 4112 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 4616 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe 3540 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3540 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4872 2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe 4688 ghcdcqaxp.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4872 wrote to memory of 4112 4872 2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe 89 PID 4112 wrote to memory of 4616 4112 cmd.exe 91 PID 4112 wrote to memory of 4688 4112 cmd.exe 92 PID 4688 wrote to memory of 3540 4688 ghcdcqaxp.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-02_4ae7bcad244c55eed08060788ea459c2_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ghcdcqaxp.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-02_4ae7bcad244c55eed08060788ea459c2_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:4112 -
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:4616
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C:\Users\Admin\AppData\Local\Temp\ghcdcqaxp.exeC:\Users\Admin\AppData\Local\Temp\\ghcdcqaxp.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-02_4ae7bcad244c55eed08060788ea459c2_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:4688 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\ztreekaw\vfjpitp.dll",encore C:\Users\Admin\AppData\Local\Temp\ghcdcqaxp.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
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3540
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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
1Defense Evasion
Debugger Evasion
1Indicator Removal
1File Deletion
1Modify Registry
1Pre-OS Boot
1Bootkit
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Debugger Evasion
1Peripheral Device Discovery
1Query Registry
2Remote System Discovery
1System Information Discovery
2System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
2Internet Connection Discovery
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ghcdcqaxp.exe
- Size 203KB
- SHA256 2a9fc8b55938e634211ed6851d91797fc4e5cab4afcf26dc096f21d96ac6f4bb
- MD5 95a86a1861556f0a55d1f790ba81d811
- SHA1 800cb8c2e57751d9b62d74c3170d365861dfd3cc
- SHA512 023a231886cf7d1d3a5f5ab8f94b7a3c1bc5f48cf960c3fdd2ac33c67b211ffd896223552dd575fe586039b3757e528191b67c5b6a5be1935a92a5b264398380
- SSDEEP 3072:TfwwHEzrV5x5tMBql0RZ4FjCDnO8XjDDQuMHNbwDXkLh16oVHsNqJ:zwgErtcql+ZHn1PDQfwDXkN1Zt
- TLSH T15A14E11F36C1896FF06BF776A695E0C78BD174243A41B62E074868EE2E353C9849132E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Program Files\ztreekaw\vfjpitp.dll
- Size 168KB
- SHA256 33b7b9f095d054076e795c737127ad94b63e94691044e24781c218a8f36e307b
- MD5 e9f89d5175ba55d26b767af28285b396
- SHA1 ec4a6427ebc6c7b718ac108e26195c2874ddefae
- SHA512 e9b8f17e916165a140a5d0d45305caffe915480416b84b3999064690e95890f992ab5f67c7ed5958e02bf652f2e66c6f7f26767c7547f27ce64a60cbe4350e02
- SSDEEP 3072:pH7O5yt++RbfRugmVWo4GYessewQpCpxGWUJtff+gVBLpBuyCjAyFzuED:pbay5fR5eOrixfYtff+g7LpBVCjA4
- TLSH T101F3F102C7D647BAE0890375562BED7FFD30B6A08472CF3B92C791AA2C15B26655C3B1
- MD5 SHA1 SHA512 SSDEEP TLSH