Analysis
- max time kernel
149s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/11/2026, 02:27
Static task
static1
Behavioral task
behavioral1
Sample
6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.exe
Resource
win10v2004-20260911-en
General
- Target 6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.exe
- Size 199KB
- Sample261104-cxtcsaex8s
- SHA256 6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d
- MD5 d2779586c1e10401f17d9ee9317d08d6
- SHA1 9b04b06ff81f5533dd0c02c8646a5bfac178b8a2
- SHA512 99097980e68d1b3bbc56010ebc6e7be8357db49e432a936997eb6f4d4fdf61f81e610af2a1a7765bef0ca9dcc91b39f5cc9b56a910abf4b75b7a6f803bcb6604
- SSDEEP 3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTB:X2vnSwjaOcADw9cUeCOfX
- TLSH T104141200DBA4B1E4D49870BA0BC3A211E7F2DECEBB735BF152D6922FAF40F166459490
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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gh0strat
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107.163.241.193:6520
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http://107.163.241.181:16300/
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http://107.163.241.182:12354/login.php
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user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))
Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)
Signatures
- Detects Farfli Backdoor 4 IoCs
resource yara_rule behavioral1/memory/2424-20-0x0000000010000000-0x000000001004E000-memory.dmp family_farfli behavioral1/memory/2424-21-0x0000000010000000-0x000000001004E000-memory.dmp family_farfli behavioral1/memory/2424-23-0x0000000010000000-0x000000001004E000-memory.dmp family_farfli behavioral1/memory/2424-25-0x0000000010000000-0x000000001004E000-memory.dmp family_farfli - Deletes itself 1 TTPs 1 IoCs
pid Process 4372 nlwmp.exe - Executes dropped EXE 2 IoCs
pid Process 4372 nlwmp.exe 2424 lcpayt.exe - Loads dropped DLL 1 IoCs
pid Process 2424 lcpayt.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-1-5-21-2091445952-3649787497-104050984-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\ithmwtkn\\lcpayt.exe \"c:\\Program Files\\ithmwtkn\\lcpayt.dll\",Compliance" lcpayt.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) \??\g: lcpayt.exe File opened (read-only) \??\j: lcpayt.exe File opened (read-only) \??\n: lcpayt.exe File opened (read-only) \??\p: lcpayt.exe File opened (read-only) \??\r: lcpayt.exe File opened (read-only) \??\u: lcpayt.exe File opened (read-only) \??\x: lcpayt.exe File opened (read-only) \??\b: lcpayt.exe File opened (read-only) \??\e: lcpayt.exe File opened (read-only) \??\k: lcpayt.exe File opened (read-only) \??\l: lcpayt.exe File opened (read-only) \??\m: lcpayt.exe File opened (read-only) \??\q: lcpayt.exe File opened (read-only) \??\t: lcpayt.exe File opened (read-only) \??\v: lcpayt.exe File opened (read-only) \??\w: lcpayt.exe File opened (read-only) \??\y: lcpayt.exe File opened (read-only) \??\z: lcpayt.exe File opened (read-only) \??\h: lcpayt.exe File opened (read-only) \??\i: lcpayt.exe File opened (read-only) \??\o: lcpayt.exe File opened (read-only) \??\s: lcpayt.exe File opened (read-only) \??\a: lcpayt.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 lcpayt.exe - Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification \??\c:\Program Files\ithmwtkn nlwmp.exe File created \??\c:\Program Files\ithmwtkn\lcpayt.dll nlwmp.exe File created \??\c:\Program Files\ithmwtkn\lcpayt.exe nlwmp.exe File opened for modification \??\c:\Program Files\ithmwtkn\lcpayt.exe nlwmp.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 2304 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\Domain lcpayt.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname lcpayt.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 nlwmp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lcpayt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.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 3396 PING.EXE 2304 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 lcpayt.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString lcpayt.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3396 PING.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2424 lcpayt.exe 2424 lcpayt.exe 2424 lcpayt.exe 2424 lcpayt.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2424 lcpayt.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5740 6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.exe 4372 nlwmp.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5740 wrote to memory of 2304 5740 6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.exe 85 PID 2304 wrote to memory of 3396 2304 cmd.exe 87 PID 2304 wrote to memory of 4372 2304 cmd.exe 88 PID 4372 wrote to memory of 2424 4372 nlwmp.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.exe"C:\Users\Admin\AppData\Local\Temp\6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5740 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\nlwmp.exe "C:\Users\Admin\AppData\Local\Temp\6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.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:2304 -
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:3396
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C:\Users\Admin\AppData\Local\Temp\nlwmp.exeC:\Users\Admin\AppData\Local\Temp\\nlwmp.exe "C:\Users\Admin\AppData\Local\Temp\6d5daa2708674373027cd3004fa81eaa46293817a082544b42d65ae2bc8fd52d.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:4372 -
\??\c:\Program Files\ithmwtkn\lcpayt.exe"c:\Program Files\ithmwtkn\lcpayt.exe" "c:\Program Files\ithmwtkn\lcpayt.dll",Compliance C:\Users\Admin\AppData\Local\Temp\nlwmp.exe4⤵
- Executes dropped EXE
- 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:2424
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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
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
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Downloads
- Path C:\Program Files\ithmwtkn\lcpayt.exe
- Size 60KB
- SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
- MD5 889b99c52a60dd49227c5e485a016679
- SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
- SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
- SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
- TLSH T127532AC2FA00C171D4A7563019778F1A5766AC13DB728ACB94B0B4A41EB3291AD3E5FF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nlwmp.exe
- Size 199KB
- SHA256 ede2574851b2b24c7c757cc3280d2bb8f2d1e15dd089402dca8ff04c951af9a0
- MD5 e54146ef22ffd2ed83d29a5ae709f3e6
- SHA1 8254c65311cc2b8dbdab1594c259982098868b26
- SHA512 e6badc14871ec8a288afee36bb81c969fc2783c4cd72c164e8bb9c53946a1ce70e5b692482fe9c5123d1c4d79f4c071cdfcb9b879811f55da65790da79e5c52d
- SSDEEP 3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTS:X2vnSwjaOcADw9cUeCOfg
- TLSH T1B6141200DBA4A1E4D49870BA0BC3A211E7F2DECEBB735BF152D6922BAF41F166459490
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Program Files\ithmwtkn\lcpayt.dll
- Size 141KB
- SHA256 c69a04c86952db3887df1c63c17d333e408873bc0eb4b3974b02f0d084973438
- MD5 418e4070bc45bb211f4b4aa00373118f
- SHA1 eb37e69aa8e1fe62baebd82dd1e1abc2e7a2fa07
- SHA512 24d3e22d4471057c8375db2e1b1b01e645a5fb2db229b4315a2e4f3441418e54911d0c05743fc3c1a424709618ae2ebd08b451d9cd0f2e3d93b4f47189e65fb5
- SSDEEP 3072:RGmRmNJToTJfp2D1QzpSyiJEkGSPf1bc4lG:RGMmfToTJY6zpSyvkGSn1tlG
- TLSH T1A1E312E0E3B7C4B6C2655B3183937DF3162CF5346B18072AFD62A32769394C44A9DA1A
- MD5 SHA1 SHA512 SSDEEP TLSH