farfli | 6370c18c4f9bea38a70605c657e2d4e1365a620853b5cd880be0ee82fda0184e

Analysis

max time kernel
148s
max time network
136s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/06/2026, 21:59

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General

Target
2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe
Size 401KB
Sample260629-1v3qfags21
SHA256 6370c18c4f9bea38a70605c657e2d4e1365a620853b5cd880be0ee82fda0184e
MD5 66eaf22e616873445c3f4eaf8dfc37fb
SHA1 295af40c05d10d075858fee16a5cea456c126f76
SHA512 6aade3b749edf6032228686f66a7a123b8e9f5bd370daf7cb425c52b9f82a0fbd11c602697b1a7e44d3708c5cd2fe69783c6882c8a56ca064cc8cf5b6b3c5cab
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumHR:zdE3sJd1fm/+yb3OYs84/JH6R
TLSH
T17D94AF01E7C351D6DE8225B081FA7376B3789A4D0F12C7E3BB68EE2E6E211D1953B119
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/5904-10-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/5904-11-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/5904-13-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral2/memory/5904-16-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 4 IoCs

resource	yara_rule
behavioral2/memory/5904-10-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/5904-11-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/5904-13-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/5904-16-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 9 IoCs

resource	yara_rule
behavioral2/memory/2516-0-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/memory/2516-2-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/files/0x00160000000115aa-3.dat	UPX
behavioral2/memory/3388-7-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral2/files/0x001600000001c373-8.dat	UPX
behavioral2/memory/5904-10-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/5904-11-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/5904-13-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral2/memory/5904-16-0x0000000010000000-0x0000000010033000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
3388	xdbdq.exe

Executes dropped EXE 2 IoCs

pid	Process
3388	xdbdq.exe
5904	hxjohq.exe

Loads dropped DLL 1 IoCs

pid	Process
5904	hxjohq.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-1-5-21-3047816590-610495838-277027736-1000\Software\Microsoft\Windows\CurrentVersion\Run\VIEW = "c:\\Program Files\\qkcuizo\\hxjohq.exe \"c:\\Program Files\\qkcuizo\\hxjohq.dll\",Viewer"	hxjohq.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)	\??\g:	hxjohq.exe
File opened (read-only)	\??\m:	hxjohq.exe
File opened (read-only)	\??\t:	hxjohq.exe
File opened (read-only)	\??\v:	hxjohq.exe
File opened (read-only)	\??\i:	hxjohq.exe
File opened (read-only)	\??\l:	hxjohq.exe
File opened (read-only)	\??\n:	hxjohq.exe
File opened (read-only)	\??\r:	hxjohq.exe
File opened (read-only)	\??\s:	hxjohq.exe
File opened (read-only)	\??\u:	hxjohq.exe
File opened (read-only)	\??\w:	hxjohq.exe
File opened (read-only)	\??\x:	hxjohq.exe
File opened (read-only)	\??\a:	hxjohq.exe
File opened (read-only)	\??\h:	hxjohq.exe
File opened (read-only)	\??\k:	hxjohq.exe
File opened (read-only)	\??\z:	hxjohq.exe
File opened (read-only)	\??\d:	hxjohq.exe
File opened (read-only)	\??\j:	hxjohq.exe
File opened (read-only)	\??\o:	hxjohq.exe
File opened (read-only)	\??\p:	hxjohq.exe
File opened (read-only)	\??\q:	hxjohq.exe
File opened (read-only)	\??\y:	hxjohq.exe
File opened (read-only)	\??\b:	hxjohq.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	hxjohq.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\qkcuizo	xdbdq.exe
File created	\??\c:\Program Files\qkcuizo\hxjohq.dll	xdbdq.exe
File created	\??\c:\Program Files\qkcuizo\hxjohq.exe	xdbdq.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xdbdq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hxjohq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.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
2440	PING.EXE
2232	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	hxjohq.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	hxjohq.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2440	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5904	hxjohq.exe
5904	hxjohq.exe
5904	hxjohq.exe
5904	hxjohq.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5904	hxjohq.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2516	2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe
3388	xdbdq.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2232	2516	2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe	87
PID 2232 wrote to memory of 2440	2232	cmd.exe	89
PID 2232 wrote to memory of 3388	2232	cmd.exe	90
PID 3388 wrote to memory of 5904	3388	xdbdq.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\xdbdq.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2232
- - 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:2440
- - C:\Users\Admin\AppData\Local\Temp\xdbdq.exe
    C:\Users\Admin\AppData\Local\Temp\\xdbdq.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_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:3388
  - - \??\c:\Program Files\qkcuizo\hxjohq.exe
      "c:\Program Files\qkcuizo\hxjohq.exe" "c:\Program Files\qkcuizo\hxjohq.dll",Viewer C:\Users\Admin\AppData\Local\Temp\xdbdq.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:5904

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

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Downloads

hxjohq.exe

Path C:\Program Files\qkcuizo\hxjohq.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

xdbdq.exe

Path C:\Users\Admin\AppData\Local\Temp\xdbdq.exe
Size 402KB
SHA256 ee5355cf6c22e067834e2df84037e7ee37d40094d7d5af0d7e0dbdd8f1f2b26e
MD5 57e13f2a46baf9f3adbf67b60e6c2f88
SHA1 d5f32012d648497152fbd3bdc315dc00860c5c8f
SHA512 bc4f48e0dde62758a72971e189b3f6ba53c24a398aa10695b125eb5b711a39eb31105638a03baf3a6c5eeafac482911a9a48b2a51b811095b7e6c31462faa884
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumH:zdE3sJd1fm/+yb3OYs84/JH6
TLSH
T1D394AF01E78351D6DE8225B081FA7376B3789A4D0F12C7E3BB68EE2E6E211D1953B119
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

hxjohq.dll

Path \??\c:\Program Files\qkcuizo\hxjohq.dll
Size 89KB
SHA256 994be58a165cd14ddc3c5c50b9027bcc53577c640238dec9ba97221d657732d0
MD5 3550d17c524ff5a7d5ac4ba2527266d9
SHA1 1bac1a1dc853379b08c6368921bbca19c4d8af3f
SHA512 6f2365331d5d5261b9dc58357c2f9a6164168debf1fe7063d37765fe90e43abc676ee8ce86f2ae7e36c20cd4f40c3eb2988f5b99aa9ef2819528bb524c719b2a
SSDEEP 1536:XHXqO6ZG03eyenOj9lgA/PObuTMT5NMCfL7ojaZf5aZlBlGS:M1uF6Feu2NlQOBcGS
TLSH
T1CD9302C45665CD8BCCD87072727FAA4EE631C48CB941ACB34A5E13A31B36AF3D01AB45
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2516-0-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/2516-2-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/3388-7-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/5904-10-0x0000000010000000-0x0000000010033000-memory.dmp

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memory/5904-11-0x0000000010000000-0x0000000010033000-memory.dmp

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memory/5904-13-0x0000000010000000-0x0000000010033000-memory.dmp

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memory/5904-16-0x0000000010000000-0x0000000010033000-memory.dmp

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