farfli | 64b369b8b5260e1217d0d8a916aab865c096684f310a51c3748f99119d270366

Analysis

max time kernel
149s
max time network
152s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
31/05/2026, 07:00

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-05-31_c3e21542cb3eed865276575a71b7f5ef_coinminer_elex_wannacry.exe
Size 399KB
Sample260531-hsrahsbw41
SHA256 64b369b8b5260e1217d0d8a916aab865c096684f310a51c3748f99119d270366
MD5 c3e21542cb3eed865276575a71b7f5ef
SHA1 1802cbe41bfbaac04a5eb6ee48e34f3cbf59cb47
SHA512 36e7f2cfe077e08daefe0681dd0c98ae29f6f6bf7fd1762c92d6deb95bbf7ca6a2e53a54e398ef298d026a151f20d032644828987cf9e19b138e7f0a14191875
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumH:zdE3sJd1fm/+yb3OYs84/JH6
TLSH
T1CC94AF01E7C351D6DE82257081FA7376B3789A4D0F12CBE3BB68EE2E6E211D1953B119
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery 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/388-15-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/388-16-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/388-18-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/388-23-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli

Custom signature

Detects executables containing base64 encoded User Agent 4 IoCs

resource	yara_rule
behavioral2/memory/388-15-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/388-16-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/388-18-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/388-23-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Custom signature

UPX dump on OEP (original entry point) 10 IoCs

resource	yara_rule
behavioral2/memory/1520-0-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/memory/1520-2-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/files/0x000600000002aa1b-4.dat	UPX
behavioral2/memory/2860-6-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/files/0x001b00000002b444-12.dat	UPX
behavioral2/memory/388-15-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/2860-11-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/memory/388-16-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/388-18-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/388-23-0x0000000010000000-0x0000000010033000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
2860	jdlypcp.exe

Executes dropped EXE 2 IoCs

pid	Process
2860	jdlypcp.exe
388	kcmdpqqv.exe

Loads dropped DLL 1 IoCs

pid	Process
388	kcmdpqqv.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-1-5-21-2824035265-2271499813-2042964211-1000\Software\Microsoft\Windows\CurrentVersion\Run\VIEW = "c:\\Program Files\\lrqqx\\kcmdpqqv.exe \"c:\\Program Files\\lrqqx\\kcmdpqqv.dll\",Viewer"	kcmdpqqv.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)	\??\a:	kcmdpqqv.exe
File opened (read-only)	\??\b:	kcmdpqqv.exe
File opened (read-only)	\??\e:	kcmdpqqv.exe
File opened (read-only)	\??\n:	kcmdpqqv.exe
File opened (read-only)	\??\o:	kcmdpqqv.exe
File opened (read-only)	\??\p:	kcmdpqqv.exe
File opened (read-only)	\??\q:	kcmdpqqv.exe
File opened (read-only)	\??\u:	kcmdpqqv.exe
File opened (read-only)	\??\g:	kcmdpqqv.exe
File opened (read-only)	\??\j:	kcmdpqqv.exe
File opened (read-only)	\??\k:	kcmdpqqv.exe
File opened (read-only)	\??\l:	kcmdpqqv.exe
File opened (read-only)	\??\m:	kcmdpqqv.exe
File opened (read-only)	\??\x:	kcmdpqqv.exe
File opened (read-only)	\??\h:	kcmdpqqv.exe
File opened (read-only)	\??\y:	kcmdpqqv.exe
File opened (read-only)	\??\z:	kcmdpqqv.exe
File opened (read-only)	\??\i:	kcmdpqqv.exe
File opened (read-only)	\??\r:	kcmdpqqv.exe
File opened (read-only)	\??\s:	kcmdpqqv.exe
File opened (read-only)	\??\t:	kcmdpqqv.exe
File opened (read-only)	\??\v:	kcmdpqqv.exe
File opened (read-only)	\??\w:	kcmdpqqv.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	kcmdpqqv.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\lrqqx	jdlypcp.exe
File created	\??\c:\Program Files\lrqqx\kcmdpqqv.dll	jdlypcp.exe
File created	\??\c:\Program Files\lrqqx\kcmdpqqv.exe	jdlypcp.exe
File opened for modification	\??\c:\Program Files\lrqqx\kcmdpqqv.exe	jdlypcp.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	jdlypcp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kcmdpqqv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-05-31_c3e21542cb3eed865276575a71b7f5ef_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

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
2552	PING.EXE
2052	cmd.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	kcmdpqqv.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	kcmdpqqv.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2552	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
388	kcmdpqqv.exe
388	kcmdpqqv.exe
388	kcmdpqqv.exe
388	kcmdpqqv.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	388	kcmdpqqv.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1520	2026-05-31_c3e21542cb3eed865276575a71b7f5ef_coinminer_elex_wannacry.exe
2860	jdlypcp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 2052	1520	2026-05-31_c3e21542cb3eed865276575a71b7f5ef_coinminer_elex_wannacry.exe	81
PID 2052 wrote to memory of 2552	2052	cmd.exe	83
PID 2052 wrote to memory of 2860	2052	cmd.exe	84
PID 2860 wrote to memory of 388	2860	jdlypcp.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-05-31_c3e21542cb3eed865276575a71b7f5ef_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-31_c3e21542cb3eed865276575a71b7f5ef_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\jdlypcp.exe "C:\Users\Admin\AppData\Local\Temp\2026-05-31_c3e21542cb3eed865276575a71b7f5ef_coinminer_elex_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2052
- - 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:2552
- - C:\Users\Admin\AppData\Local\Temp\jdlypcp.exe
    C:\Users\Admin\AppData\Local\Temp\\jdlypcp.exe "C:\Users\Admin\AppData\Local\Temp\2026-05-31_c3e21542cb3eed865276575a71b7f5ef_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:2860
  - - \??\c:\Program Files\lrqqx\kcmdpqqv.exe
      "c:\Program Files\lrqqx\kcmdpqqv.exe" "c:\Program Files\lrqqx\kcmdpqqv.dll",Viewer C:\Users\Admin\AppData\Local\Temp\jdlypcp.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:388

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

kcmdpqqv.exe

Path C:\Program Files\lrqqx\kcmdpqqv.exe
Size 40KB
SHA256 8dcaeeebef9b9f3d41d295db145ffb3850f309d089c08125c7fa7034db5fd80e
MD5 22bb5bd901d8b25ac5b41edbb7d5053e
SHA1 8a935dd8d7e104fc553ff7e8b54a404f7b079334
SHA512 cc3fb68fd6791a08e4a7d1a8db8d07cfcc8c9b9dceec10b53f0cb7ee86473303a19be4f23e379f84c59e02d0568e7c066e21cd1300f6032dac4ba52f609f62e7
SSDEEP 768:C67uhQpPPp0nnqFk509FRdVcQX6N58hJYim1jLP3RRe:C67uhQpXp0nnqa5093jKNAmB3RR
TLSH
T10C134C02BE88C071DDA114B41A5DB337939DED604B1586D3593887EBAA2D3E39E343DE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

jdlypcp.exe

Path C:\Users\Admin\AppData\Local\Temp\jdlypcp.exe
Size 399KB
SHA256 a2d5bd39d019a0ee98fccf7df36a8aac7cc818428936e78d0e3971499f4ab0c6
MD5 07cf1f5982241741a3cc2fb5f72b5583
SHA1 47629f0206b5fff2e7e0468bef6a0cc607387e71
SHA512 fdf451f48578f9bea8d0ba38872a04b1e028cf79063776d736ba39204ac89ca670cefdd879ff732735c6b28da66c803d067908cfe6a5aecfdefd19ba0552a6da
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumHS:zdE3sJd1fm/+yb3OYs84/JH6S
TLSH
T18694AF01E7C351D6DE82257081FA7376B3789A4D0F12CBE3BB68EE2E6E211D1953B119
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

kcmdpqqv.dll

Path \??\c:\Program Files\lrqqx\kcmdpqqv.dll
Size 89KB
SHA256 2dd1d0a63faee7701fa7be4ec0c639177e4218cd75cb84618922d2ef46078cbd
MD5 9666704f2b3a032dec97cbbf6a8873f4
SHA1 18137ef9654dc5db689696ec1f8fe561a95507af
SHA512 fa1277e4854c2bc909073d56b5d57161ab559c00174079896970fedbefef30cb37d144f4b5ceee63838e8d58df056f294213e7d63ea20042d5115d8b3378c695
SSDEEP 1536:XHXqO6ZG03eyenOj9lgA/PObuTMT5NMCfL7ojaZf5aZlBlGV:M1uF6Feu2NlQOBcGV
TLSH
T1689302C45665CD8BCCD87072727FAA4EE631D48CB941ACB34B5E13A31A36AF3D01AB45
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/388-15-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/388-16-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/388-18-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/388-23-0x0000000010000000-0x0000000010033000-memory.dmp

Download

memory/1520-0-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/1520-2-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/2860-6-0x0000000000400000-0x0000000000471000-memory.dmp

Download

memory/2860-11-0x0000000000400000-0x0000000000471000-memory.dmp

Download