farfli | b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a

Analysis

max time kernel
149s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/07/2026, 08:47

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General

Target
b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.exe
Size 646KB
Sample260728-kp361ssfqa
SHA256 b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a
MD5 54715749f201b3a9ad88c1aa04d4681f
SHA1 c7c78e4f6110a815bc84dc98147280bfefe6d0d6
SHA512 3b293fe222cad6a9ccc4ca681cb0074a98a1f04887425bd01646f1490d80c2de42bdd9c704facd421b0c3eec1baee901c4afecc92a63b5e3da7813665b11368b
SSDEEP 6144:PQJf3uMxrbLgEN6S7KzA5x3S5+y3D82oC0UdkgxgfOqwg:4J130ENL7kArI+y3XipfOA
TLSH
T177E422F11964D42FE09841B2E789E83266E0CCC279A50B3297E47B1DB3C940BF939635
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 3 IoCs

resource	yara_rule
behavioral2/memory/1004-15-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli
behavioral2/memory/1004-16-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli
behavioral2/memory/1004-20-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli

Badlisted process makes network request 14 IoCs

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

flow	pid	Process
7	1004	rundll32.exe
8	1004	rundll32.exe
10	1004	rundll32.exe
11	1004	rundll32.exe
12	1004	rundll32.exe
13	1004	rundll32.exe
14	1004	rundll32.exe
16	1004	rundll32.exe
17	1004	rundll32.exe
18	1004	rundll32.exe
19	1004	rundll32.exe
20	1004	rundll32.exe
21	1004	rundll32.exe
22	1004	rundll32.exe

Deletes itself 1 IoCs

pid	Process
2008	ipnsi.exe

Executes dropped EXE 3 IoCs

pid	Process
2008	ipnsi.exe
2052	wiseman.exe
8	wiseman.exe

Loads dropped DLL 1 IoCs

pid	Process
1004	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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wiseman = "C:\\wiseman.exe"	wiseman.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\wabop\\fohxw.oxf\",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)	\??\a:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\d:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\x:	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
4148	cmd.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	wiseman.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wiseman.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.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	ipnsi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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
4148	cmd.exe
2640	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
2640	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe
1004	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1004	rundll32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2944	b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.exe
2008	ipnsi.exe
2052	wiseman.exe
8	wiseman.exe
2052	wiseman.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 4148	2944	b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.exe	89
PID 4148 wrote to memory of 2640	4148	cmd.exe	91
PID 4148 wrote to memory of 2008	4148	cmd.exe	92
PID 2008 wrote to memory of 1004	2008	ipnsi.exe	93
PID 1004 wrote to memory of 2052	1004	rundll32.exe	94

C:\Users\Admin\AppData\Local\Temp\b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.exe
"C:\Users\Admin\AppData\Local\Temp\b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ipnsi.exe "C:\Users\Admin\AppData\Local\Temp\b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.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:4148
- - 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:2640
- - C:\Users\Admin\AppData\Local\Temp\ipnsi.exe
    C:\Users\Admin\AppData\Local\Temp\\ipnsi.exe "C:\Users\Admin\AppData\Local\Temp\b4714ef2747773eba93da72dce9a8b4fe0d0ba7c7776a736d0b0c7ea2ada104a.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2008
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\wabop\fohxw.oxf",RAFlush C:\Users\Admin\AppData\Local\Temp\ipnsi.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
      Suspicious use of WriteProcessMemory
      PID:1004
    - - C:\wiseman.exe
        
        "C:\wiseman.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:2052

C:\wiseman.exe
C:\wiseman.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:8

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

ipnsi.exe

Path C:\Users\Admin\AppData\Local\Temp\ipnsi.exe
Size 646KB
SHA256 4e00f4453795927927f838fcce8b95a550cd5a080bf563d4f652a00ad7dfe743
MD5 3248a4aebbc8921fdaf6d27525cec299
SHA1 a1957ba3dce95d33146f9869b5ee6665a2cb7a1f
SHA512 7d6be395b2ce7780b8c63e7af0374d82c0d5ca988b335ddac03be9dfecdd7d7dcf6c4ef28c7f3629d4f4081124d8d1d35d96280367514f7786ac84fed3bbe56b
SSDEEP 6144:PQJf3uMxrbLgEN6S7KzA5x3S5+y3D82oC0UdkgxgfOqwQ:4J130ENL7kArI+y3XipfOw
TLSH
T192E422F11964D42FE09841B6E78DE83266E0DCC279A50B3297E47B1DB3C940BFA39635
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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fohxw.oxf

Path \??\c:\wabop\fohxw.oxf
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/1004-11-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/1004-15-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/1004-16-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/1004-20-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/2008-8-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/2944-0-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/2944-2-0x0000000000400000-0x000000000049E01B-memory.dmp

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