farfli | c8e1afc85f0cf155124e98019870923ace5a8363451a3c44d213aaefdb444f66

Analysis

max time kernel
150s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 04:34

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_elex_wannacry.exe
Size 402KB
Sample260816-e6931adj7s
SHA256 c8e1afc85f0cf155124e98019870923ace5a8363451a3c44d213aaefdb444f66
MD5 5573e123bd450101ae0520cd33b2e787
SHA1 bd0b3db80e8594451e3a891fa11d9044d4e2ddad
SHA512 e8d5011055293afe93dc98c48f78d64f97a60d007fb98f94398f2b7b45b3b4f42150524daa76e770520449f30d229b7ab66ad611fed70ea94d71a9c07a6d3f60
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumH+:zdE3sJd1fm/+yb3OYs84/JH6+
TLSH
T11394AF01E68741D6DE8225B081FA7377B378DA4D0F12C7E3BB68EE2E6E211D1953B119
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery execution farfli persistence spyware stealer

Malware Config

Signatures

Family: Farfli
Farfli is a Windows backdoor written in C++.
backdoor farfli

Detects Farfli Backdoor 4 IoCs

resource	yara_rule
behavioral2/memory/2268-10-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/2268-11-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/2268-13-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/2268-16-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 4 IoCs

resource	yara_rule
behavioral2/memory/2268-10-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/2268-11-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/2268-13-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/2268-16-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 9 IoCs

resource	yara_rule
behavioral2/memory/1252-0-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/memory/1252-2-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/files/0x000800000001b83c-3.dat	UPX
behavioral2/files/0x000e00000001c4c3-8.dat	UPX
behavioral2/memory/4144-7-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/memory/2268-10-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/2268-11-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/2268-13-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/2268-16-0x0000000010000000-0x0000000010033000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
4144	sitpq.exe

Executes dropped EXE 2 IoCs

pid	Process
4144	sitpq.exe
2268	hmk.exe

Loads dropped DLL 1 IoCs

pid	Process
2268	hmk.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\VIEW = "c:\\Program Files\\gfpich\\hmk.exe \"c:\\Program Files\\gfpich\\hmklo.dll\",Viewer"	hmk.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\h:	hmk.exe
File opened (read-only)	\??\m:	hmk.exe
File opened (read-only)	\??\w:	hmk.exe
File opened (read-only)	\??\y:	hmk.exe
File opened (read-only)	\??\z:	hmk.exe
File opened (read-only)	\??\n:	hmk.exe
File opened (read-only)	\??\b:	hmk.exe
File opened (read-only)	\??\g:	hmk.exe
File opened (read-only)	\??\i:	hmk.exe
File opened (read-only)	\??\j:	hmk.exe
File opened (read-only)	\??\l:	hmk.exe
File opened (read-only)	\??\r:	hmk.exe
File opened (read-only)	\??\u:	hmk.exe
File opened (read-only)	\??\o:	hmk.exe
File opened (read-only)	\??\x:	hmk.exe
File opened (read-only)	\??\p:	hmk.exe
File opened (read-only)	\??\q:	hmk.exe
File opened (read-only)	\??\a:	hmk.exe
File opened (read-only)	\??\d:	hmk.exe
File opened (read-only)	\??\k:	hmk.exe
File opened (read-only)	\??\s:	hmk.exe
File opened (read-only)	\??\t:	hmk.exe
File opened (read-only)	\??\v:	hmk.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.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	hmk.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	\??\c:\Program Files\gfpich\hmk.exe	sitpq.exe
File opened for modification	\??\c:\Program Files\gfpich	sitpq.exe
File created	\??\c:\Program Files\gfpich\hmklo.dll	sitpq.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.

execution

Windows Command Shell

T1059.003

pid	Process
4596	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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_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	sitpq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hmk.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4596	cmd.exe
2020	PING.EXE

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	hmk.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	hmk.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2020	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2268	hmk.exe
2268	hmk.exe
2268	hmk.exe
2268	hmk.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2268	hmk.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1252	2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_elex_wannacry.exe
4144	sitpq.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 4596	1252	2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_elex_wannacry.exe	89
PID 4596 wrote to memory of 2020	4596	cmd.exe	91
PID 4596 wrote to memory of 4144	4596	cmd.exe	92
PID 4144 wrote to memory of 2268	4144	sitpq.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\sitpq.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_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:4596
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2020
- - C:\Users\Admin\AppData\Local\Temp\sitpq.exe
    C:\Users\Admin\AppData\Local\Temp\\sitpq.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-16_5573e123bd450101ae0520cd33b2e787_coinminer_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:4144
  - - \??\c:\Program Files\gfpich\hmk.exe
      "c:\Program Files\gfpich\hmk.exe" "c:\Program Files\gfpich\hmklo.dll",Viewer C:\Users\Admin\AppData\Local\Temp\sitpq.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2268

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

hmk.exe

Path C:\Program Files\gfpich\hmk.exe
Size 51KB
SHA256 ce6bb7eddc83762c708d4a41709ae00371dbdc09b2a380f28fa60b1edf917473
MD5 2e068ce2770fde8d1af4cb114b98df1f
SHA1 b6f9c2775babb025b22f915c3047aa627d07c312
SHA512 998d695eb56375e63df7db16740b89deb2cf630ccbead8bcf84a921ec6f4a4f9aef2755b703f7190f332b2008ebcc949363bcf8f392d7d07246c255b5073ed35
SSDEEP 1536:6G9yoVEpHP29I3fbcJboSUge5N+CnC/maz9Rh:8pv2mbcJboce58wvOR
TLSH
T137336C236A0A49B3DFE231780A9D7232526DD862075541F7A61057EAFD243E2EE743CF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

sitpq.exe

Path C:\Users\Admin\AppData\Local\Temp\sitpq.exe
Size 403KB
SHA256 40d2b95486d6e378bf112f9624bc592db9959782a8184a94c99297c6d6318623
MD5 5c33a981fee06128dd60d40146873c95
SHA1 873a752f01c6f62d3098d9e882736713369d5e5a
SHA512 99620188be1c878621bcc216c51e1dbbcf0248b4d034930ca685aff2cfa16fc27067518a987ef881aad08467fff00c23fbea91f27090e6bf32ace524ff35a99f
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumH:zdE3sJd1fm/+yb3OYs84/JH6
TLSH
T16D94AF01E68741D6DE8225B081FA7377B378DA4D0F12C7E3BB68EE2E6E211D1953B119
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

hmklo.dll

Path \??\c:\Program Files\gfpich\hmklo.dll
Size 89KB
SHA256 a24985b2cf0a5c05b74844281dbf7b408f99bcb31ad36c8958a44d7f286b7d52
MD5 0942c6d38b6bbb2963db049db3108326
SHA1 4d33200fdd11775f42dd069420055b7663ff7705
SHA512 1478ea7c1b05ea311c84e79bc1efeb102457eeb3ac0247fd6defcdf40c4d8913c91c93cb0c815c9baaa02eea4878c88a8828e92b8dfb3b4287927d64bd34c603
SSDEEP 1536:XHXqO6ZG03eyenOj9lgA/PObuTMT5NMCfL7ojaZf5aZlBlGA:M1uF6Feu2NlQOBcGA
TLSH
T1139302C45669CD8BCCD87072727FAA4EE631C4CCB941ACB34A5E17A31A36AF3D41A705
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1252-0-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/1252-2-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/2268-10-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/2268-11-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/2268-13-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/2268-16-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/4144-7-0x0000000000400000-0x0000000000471000-memory.dmp

Download