farfli | 7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692

Analysis

max time kernel
150s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/11/2026, 07:36

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General

Target
7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.exe
Size 258KB
Sample261102-jfayfaed95
SHA256 7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692
MD5 99c2375fff6125710cfc37b91cb7dc0e
SHA1 73b61eb664bdd8036ae529c3737fd1cd3d0df1fd
SHA512 29a034ba4c293883e87b3284eca85c5e51c295f6ae420cbb0052e724d5387eb7bcd90dda43907b8815a0ea2684936560c70214ed796ac39e68978a835a553de9
SSDEEP 6144:gQJf3uMxrbLgEN6S7KzA5x3S5+y3D82oC0UdkgxgfOqr:nJ130ENL7kArI+y3XipfOi
TLSH
T1F84423F11958D81FE19441B3EA59F87239F1CCC1A8A50F229AE17A1D77D900BFA28A35
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit defense_evasion discovery execution farfli persistence spyware stealer

Malware Config

Signatures

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

Detects Farfli Backdoor 3 IoCs

resource	yara_rule
behavioral2/memory/4472-14-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli
behavioral2/memory/4472-16-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli
behavioral2/memory/4472-19-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli

Badlisted process makes network request 8 IoCs

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

flow	pid	Process
7	4472	rundll32.exe
9	4472	rundll32.exe
10	4472	rundll32.exe
11	4472	rundll32.exe
13	4472	rundll32.exe
15	4472	rundll32.exe
17	4472	rundll32.exe
18	4472	rundll32.exe

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
2080	wpgtzm.exe

Executes dropped EXE 3 IoCs

pid	Process
2080	wpgtzm.exe
4724	wiseman.exe
2084	wiseman.exe

Loads dropped DLL 1 IoCs

pid	Process
4472	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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wiseman = "C:\\wiseman.exe"	wiseman.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\snwmz\\rbdal.bar\",RAFlush"	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)	\??\l:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\d:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\j:	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

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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
1776	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	wiseman.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	wiseman.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.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	wpgtzm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wiseman.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wiseman.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
1776	cmd.exe
5920	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
5920	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe
4472	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4472	rundll32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3408	7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.exe
2080	wpgtzm.exe
4724	wiseman.exe
2084	wiseman.exe
4724	wiseman.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 1776	3408	7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.exe	89
PID 1776 wrote to memory of 5920	1776	cmd.exe	91
PID 1776 wrote to memory of 2080	1776	cmd.exe	92
PID 2080 wrote to memory of 4472	2080	wpgtzm.exe	93
PID 4472 wrote to memory of 4724	4472	rundll32.exe	94

C:\Users\Admin\AppData\Local\Temp\7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.exe
"C:\Users\Admin\AppData\Local\Temp\7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\wpgtzm.exe "C:\Users\Admin\AppData\Local\Temp\7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.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:1776
- - 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:5920
- - C:\Users\Admin\AppData\Local\Temp\wpgtzm.exe
    C:\Users\Admin\AppData\Local\Temp\\wpgtzm.exe "C:\Users\Admin\AppData\Local\Temp\7d11e57414fd093be818e387d173e092017d9fb5d05c303316df7e5319666692.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2080
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\snwmz\rbdal.bar",RAFlush C:\Users\Admin\AppData\Local\Temp\wpgtzm.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)
      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
      Suspicious use of WriteProcessMemory
      PID:4472
    - - C:\wiseman.exe
        
        "C:\wiseman.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Reads the TCP/IP host and domain name from the registry
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:4724

C:\wiseman.exe
C:\wiseman.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2084

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

Indicator Removal

T1070

File Deletion

T1070.004

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

wpgtzm.exe

Path C:\Users\Admin\AppData\Local\Temp\wpgtzm.exe
Size 258KB
SHA256 139eed9b05464febf5e0d050bf024c0acff245103360268070fb2b7a2cb9d2b8
MD5 45fe4095171eda78580767920d921101
SHA1 378eb32279ab91babe3a847fceae9c44fe3ffe2b
SHA512 04812522e6d9785a7a2ab52586d606662019b9359f71473df840104f5e57555e097fee3fd401b232b4cc9dfd167bc31688ba883232bc80ed9c1416eea0ac5789
SSDEEP 6144:gQJf3uMxrbLgEN6S7KzA5x3S5+y3D82oC0UdkgxgfOq1:nJ130ENL7kArI+y3XipfOe
TLSH
T1C04423F11958D81FE19441B3EA59F87239F1CCC1A8A50F229AE17B1D77D900BFA28A35
MD5 SHA1 SHA512 SSDEEP TLSH

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wiseman.exe

Path C:\wiseman.exe
Size 378KB
SHA256 03505198d487e04a8ec82c627d34e4d9145f211140c4c8793b4461621e6bf6ce
MD5 8f242369cf14f2b26ced131d7dd67144
SHA1 d4f2f0f3047300ff5f36af6119ad5e109258fcd0
SHA512 4516b3fa2f68e64baf166bc7731ba3bb0ca53d36d71ff8fa78b1f211d7c14fc4442af50bd637d0c3f11913583c9c66996101d6e8738592a053e82a78bbd771f5
SSDEEP 6144:yraxNx1Gc9N6xJ/MO2N89M4qjGggUA0CthK1KLAb+AfQQIh+K+TuAubWq49OU/CU:ygVhNrAM1qgg2l
TLSH
T14B844C2152C61426E16B8232B4F7E3FAB53F940A56126BEBBB9CFE34C54E4533532349
MD5 SHA1 SHA512 SSDEEP TLSH

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rbdal.bar

Path \??\c:\snwmz\rbdal.bar
Size 155KB
SHA256 ec6ef50587a847d4a655e9bfc5c1aee4078005c0774a3e6fa23949cc4d8fbad3
MD5 20e7a8b973ac2b43c95ddb77308266c9
SHA1 e46e6ea272ae628d15bfb7b71ff40e3950fd2e85
SHA512 60b585b2de46ac412577eb590916d282bf3f25ba1196362a97c12620c3b6eb94a78e3faac182305002790bb9c3705a346e54508b644d3e9329201fcb4bad0fd6
SSDEEP 3072:YuTByM2ViNpg032aUgrhoiFmyt8KDZS1:ZByMnN+3d1
TLSH
T10FF36D1163FD4618F5F7BF356EB54A605E3ABC62AE38CB0C1650504E59B1F60DAB0B23
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2080-7-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/3408-0-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/3408-2-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/4472-10-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/4472-14-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/4472-16-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/4472-19-0x0000000010000000-0x0000000010054000-memory.dmp

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