farfli | 394dbb0670868141535a482dfada4d3486681caeaba707c586b2cf8a07bde193

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/08/2026, 03:52

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General

Target
2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_wannacry.exe
Size 553KB
Sample260807-ee2mjsxapf
SHA256 394dbb0670868141535a482dfada4d3486681caeaba707c586b2cf8a07bde193
MD5 774946d625dd564b02a156bebc208b41
SHA1 4d82ddfe6053111fc82025af89490adc062f51a6
SHA512 b89b030b89e61ea4a4a255887b21fda402ef17ff95e7b0dc31dfc27a53ceeaf5767324afd161d59ea63fe822a0d21774301ed138ccf779b227b917b66e4e4be3
SSDEEP 6144:YBcsToNOF/VPzPnVu14MfrkEzmI0jL1cb71Xzb7O:kcso2V7Pc4Mzpz10vCH1f7O
TLSH
T1D8C4027275760A86E01691B0E7627D3DDA6DD80F351D9A2B8F04050FA873E164CFAF8E
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 2 IoCs

resource	yara_rule
behavioral1/memory/4008-8-0x0000000010000000-0x000000001007F000-memory.dmp	family_farfli
behavioral1/memory/4008-10-0x0000000010000000-0x000000001007F000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 2 IoCs

resource	yara_rule
behavioral1/memory/4008-8-0x0000000010000000-0x000000001007F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/4008-10-0x0000000010000000-0x000000001007F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Badlisted process makes network request 15 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
5	4008	rundll32.exe
12	4008	rundll32.exe
19	4008	rundll32.exe
20	4008	rundll32.exe
21	4008	rundll32.exe
25	4008	rundll32.exe
28	4008	rundll32.exe
31	4008	rundll32.exe
41	4008	rundll32.exe
50	4008	rundll32.exe
51	4008	rundll32.exe
54	4008	rundll32.exe
59	4008	rundll32.exe
60	4008	rundll32.exe
62	4008	rundll32.exe

Deletes itself 1 IoCs

pid	Process
3888	cxlit.exe

Executes dropped EXE 1 IoCs

pid	Process
3888	cxlit.exe

Loads dropped DLL 1 IoCs

pid	Process
4008	rundll32.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-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\lhueojj\\wjsrc.dll\",Getlua"	rundll32.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)	\??\t:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\e:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\r:	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.

bootkit persistence

Bootkit

T1542.003

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.

execution

Windows Command Shell

T1059.003

pid	Process
2596	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cxlit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_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
2596	cmd.exe
2060	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	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2060	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe
4008	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4008	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1504	2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_wannacry.exe
3888	cxlit.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 2596	1504	2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_wannacry.exe	85
PID 2596 wrote to memory of 2060	2596	cmd.exe	87
PID 2596 wrote to memory of 3888	2596	cmd.exe	88
PID 3888 wrote to memory of 4008	3888	cxlit.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\cxlit.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_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:2596
- - 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:2060
- - C:\Users\Admin\AppData\Local\Temp\cxlit.exe
    C:\Users\Admin\AppData\Local\Temp\\cxlit.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-07_774946d625dd564b02a156bebc208b41_elex_gh0st-rat_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3888
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\lhueojj\wjsrc.dll",Getlua C:\Users\Admin\AppData\Local\Temp\cxlit.exe
      4⤵
      Badlisted process makes network request
      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:4008

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

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Downloads

cxlit.exe

Path C:\Users\Admin\AppData\Local\Temp\cxlit.exe
Size 553KB
SHA256 3a7b7a9cc5cc461dc5cbbc9445d8d71815570562ac5118188acf28ab68883774
MD5 5b3c95fdfe346a35bf1ab1b450190994
SHA1 b5e6a2cc54b84311e9518383e4e1f7b88a222206
SHA512 5bf71247acfd789d8473c88e703d403285497af22c2b37bf55ca81571ebeb4c1f097dc8e9ea480b5fe4528948f253999b0c50c52407daea82778efc83ff2dade
SSDEEP 6144:YBcsToNOF/VPzPnVu14MfrkEzmI0jL1cb71Xzb7B:kcso2V7Pc4Mzpz10vCH1f7B
TLSH
T1C3C4027275764A86E01691B0E7626D3DDA6CD80F351C9A2B8F04050FE873E164CFAF8E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

wjsrc.dll

Path \??\c:\lhueojj\wjsrc.dll
Size 232KB
SHA256 bfef0226c03fa74a4f20fb5bf4b922803180c5cbe0c1b691538038e2587f4be9
MD5 36ebb2872c15e5febe9b8c7193e4cd06
SHA1 57c842aaaa3fbae425bfd6ab659211d4570423aa
SHA512 188c7308210da6d2ec6b9e73519148e92e06d0f8105d0e104f92a603db090c6c9e99933073a3081a1964234b50dff33dbaf4d4926cc28ec5edd92d566294d7c8
SSDEEP 6144:Pr8MZSC3s9b0gdl7RTk8WhBFfGuL/HiTG:wy/Gb99a8IFfRL/HkG
TLSH
T1AE3412C1B3BE6134FC9383B50EA429BDF99045A42E3DE176EF9455263D02D2268396CF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4008-7-0x0000000010000000-0x000000001007F000-memory.dmp

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memory/4008-8-0x0000000010000000-0x000000001007F000-memory.dmp

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memory/4008-10-0x0000000010000000-0x000000001007F000-memory.dmp

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