Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/10/2026, 03:11
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe
Resource
win10v2004-20260911-en
General
- Target 2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe
- Size 219KB
- Sample261023-dplhmsbx4k
- SHA256 186ceec147bbde90814f4d6193220802e18927f3fabb756956602af6f7977169
- MD5 effb78c6c09f0287fd223eb87afb7020
- SHA1 86c68e03e0a5037beae1e26718c0bb2507c33531
- SHA512 c9564496980bfc980c60e9d2c393f342b6dcc1e1cf323f0210c850beea9e6f682342c86999a8cc07e48c63f1e4636657dc0514aa67eada5dac4482fa51919183
- SSDEEP 6144:LMPTxAnyi9awI2WXyZPbwdpLr7FQXSzK+:4PTPjnCCdpOQ
- TLSH T18B24F011E6C6C5D9C0B243F64E3BC53ADC2AAE220F08A5C332567F6A6475DE0AB7111F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 6 IoCs
resource yara_rule behavioral2/memory/4520-10-0x0000000010000000-0x0000000010037000-memory.dmp family_farfli behavioral2/memory/4520-11-0x0000000010000000-0x0000000010037000-memory.dmp family_farfli behavioral2/memory/4520-12-0x0000000010000000-0x0000000010037000-memory.dmp family_farfli behavioral2/memory/4520-14-0x0000000010000000-0x0000000010037000-memory.dmp family_farfli behavioral2/memory/4520-15-0x0000000010000000-0x0000000010037000-memory.dmp family_farfli behavioral2/memory/4520-16-0x0000000010000000-0x0000000010037000-memory.dmp family_farfli - Custom signatureDetects executables containing base64 encoded User Agent 6 IoCs
resource yara_rule behavioral2/memory/4520-10-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4520-11-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4520-12-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4520-14-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4520-15-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4520-16-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - Custom signatureDetects executables packed with VMProtect. 12 IoCs
resource yara_rule behavioral2/memory/2332-0-0x0000000000400000-0x0000000000432000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/2332-2-0x0000000000400000-0x0000000000432000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/files/0x000600000001b859-3.dat INDICATOR_EXE_Packed_VMProtect behavioral2/memory/3836-6-0x0000000000400000-0x0000000000432000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/files/0x000e00000001c50d-7.dat INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-9-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-10-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-11-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-12-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-14-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-15-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4520-16-0x0000000010000000-0x0000000010037000-memory.dmp INDICATOR_EXE_Packed_VMProtect - Badlisted process makes network request 4 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 7 4520 rundll32.exe 9 4520 rundll32.exe 10 4520 rundll32.exe 11 4520 rundll32.exe -
resource yara_rule behavioral2/files/0x000e00000001c50d-7.dat aspack_v212_v242 - Deletes itself 1 TTPs 1 IoCs
pid Process 3836 tycel.exe - Executes dropped EXE 1 IoCs
pid Process 3836 tycel.exe - Loads dropped DLL 1 IoCs
pid Process 4520 rundll32.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral2/files/0x000e00000001c50d-7.dat vmprotect behavioral2/memory/4520-9-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect behavioral2/memory/4520-10-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect behavioral2/memory/4520-11-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect behavioral2/memory/4520-12-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect behavioral2/memory/4520-14-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect behavioral2/memory/4520-15-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect behavioral2/memory/4520-16-0x0000000010000000-0x0000000010037000-memory.dmp vmprotect - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1704430598-3087477806-3297458608-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\tpjxt\\awicbhn.wca\",Exit" 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) \??\b: 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) \??\r: 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) \??\j: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\i: 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 - 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 - 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 5724 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 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 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-22_effb78c6c09f0287fd223eb87afb7020_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 tycel.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5724 cmd.exe 6096 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 6096 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe 4520 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4520 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2332 2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe 3836 tycel.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2332 wrote to memory of 5724 2332 2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe 89 PID 5724 wrote to memory of 6096 5724 cmd.exe 91 PID 5724 wrote to memory of 3836 5724 cmd.exe 92 PID 3836 wrote to memory of 4520 3836 tycel.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\tycel.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-22_effb78c6c09f0287fd223eb87afb7020_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:5724 -
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:6096
-
-
C:\Users\Admin\AppData\Local\Temp\tycel.exeC:\Users\Admin\AppData\Local\Temp\\tycel.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-22_effb78c6c09f0287fd223eb87afb7020_elex_wannacry.exe"3⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3836 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\tpjxt\awicbhn.wca",Exit C:\Users\Admin\AppData\Local\Temp\tycel.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)
- 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:4520
-
-
-
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
Indicator Removal
1File Deletion
1Modify Registry
1Pre-OS Boot
1Bootkit
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tycel.exe
- Size 219KB
- SHA256 687660427e55f5902e483b24c1faccefbcabec81fb2ef6d5ad62ae73d54c4306
- MD5 0526f97fc2533471df19855343726226
- SHA1 0c58c2797eeeb64335ed3df807a1227dfb947a3a
- SHA512 bbf0811c2372eef0545c65f2164ab713b7a2fd6766ea91d5221b18dde87549822f52d40c2c2dd1d3647e506b4811a035fbb472c405f3586d2588ee35e9fd8e1c
- SSDEEP 6144:LMPTxAnyi9awI2WXyZPbwdpLr7FQXSzKY:4PTPjnCCdpOi
- TLSH T11C24F011E6C6C5D9D07243F64E3BC53ADC1AAE220F08A5C332567F6A6475EE0AB7111F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\tpjxt\awicbhn.wca
- Size 128KB
- SHA256 8fe1d9492012107c64090e2bbed51ca84f46f0828bd95b18326f776e694e3bcb
- MD5 64597ebd5759f1c96d9c89ba91e6b9ae
- SHA1 22b5c32c02e7d98384b5d364d4e88805a988e58a
- SHA512 88cf508773b316acafafc5882dd6a50f895a4f444cfa0ef25781c0c5bbd8eba69e38b777460e66ee2cb25e6c61b699b0120788e00b2a0018bc02d07d644d076f
- SSDEEP 3072:zjxNhLqeuecFnbG2BSyxqmImnttHdJOrGdnyANCfIc4wL:3xNhPlEnq2BSy4/mnTHdJOrg18l
- TLSH T1B9D301153654C57FC4FB5231C4A9DA3A8B723CA7E1264A8A71DC8E6F3D5900D8F423AC
- MD5 SHA1 SHA512 SSDEEP TLSH