farfli | 6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
09/08/2026, 08:06

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General

Target
6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.exe
Size 651KB
Sample260809-jzjppatdph
SHA256 6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8
MD5 a7f28b742c5ee578766b1abf6d1bc005
SHA1 1d4f749d9a55d28c62beb808d938c21185feb2ae
SHA512 bf607a2865b8f1523bd94a6c96637b8ee2f795ec82ef4770bc50920a9c81b1b4bfd7c8512b64c7f193483eada855776cde09bbcb0f67693c715846b89d5023db
SSDEEP 6144:PQJf3uMxrbLgEN6S7KzA5x3S5+y3D82oC0UdkgxgfOqj:4J130ENL7kArI+y3XipfOU
TLSH
T14FE412F11964D42FE09810B6E78DE83166E0DCC679A50B3297E47B0EB3C590BF979235
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/920-17-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli
behavioral1/memory/920-21-0x0000000010000000-0x0000000010054000-memory.dmp	family_farfli

Badlisted process makes network request 15 IoCs

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

flow	pid	Process
10	920	rundll32.exe
11	920	rundll32.exe
12	920	rundll32.exe
13	920	rundll32.exe
14	920	rundll32.exe
16	920	rundll32.exe
22	920	rundll32.exe
25	920	rundll32.exe
36	920	rundll32.exe
40	920	rundll32.exe
47	920	rundll32.exe
52	920	rundll32.exe
62	920	rundll32.exe
63	920	rundll32.exe
66	920	rundll32.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation	rundll32.exe

Deletes itself 1 IoCs

pid	Process
4824	kpskojqw.exe

Executes dropped EXE 3 IoCs

pid	Process
4824	kpskojqw.exe
3924	wiseman.exe
872	wiseman.exe

Loads dropped DLL 1 IoCs

pid	Process
920	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-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wiseman = "C:\\wiseman.exe"	wiseman.exe
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:\\otrbyr\\qdvas.daq\",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)	\??\h:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\e:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	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
556	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	rundll32.exe
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	6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.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	kpskojqw.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
556	cmd.exe
4072	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
4072	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe
920	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	920	rundll32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2652	6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.exe
4824	kpskojqw.exe
3924	wiseman.exe
872	wiseman.exe
3924	wiseman.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 556	2652	6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.exe	85
PID 556 wrote to memory of 4072	556	cmd.exe	87
PID 556 wrote to memory of 4824	556	cmd.exe	88
PID 4824 wrote to memory of 920	4824	kpskojqw.exe	89
PID 920 wrote to memory of 3924	920	rundll32.exe	90

C:\Users\Admin\AppData\Local\Temp\6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.exe
"C:\Users\Admin\AppData\Local\Temp\6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\kpskojqw.exe "C:\Users\Admin\AppData\Local\Temp\6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.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:556
- - 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:4072
- - C:\Users\Admin\AppData\Local\Temp\kpskojqw.exe
    C:\Users\Admin\AppData\Local\Temp\\kpskojqw.exe "C:\Users\Admin\AppData\Local\Temp\6d8693b50ce8e083980022bd88b46d6b20c5ea6f2a7e42852b63bc9fe7d8aaf8.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4824
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\otrbyr\qdvas.daq",RAFlush C:\Users\Admin\AppData\Local\Temp\kpskojqw.exe
      4⤵
      Badlisted process makes network request
      Checks computer location settings
      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:920
    - - 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:3924

C:\wiseman.exe
C:\wiseman.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:872

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

kpskojqw.exe

Path C:\Users\Admin\AppData\Local\Temp\kpskojqw.exe
Size 651KB
SHA256 c74f6c6958c676e501d0aaa06020a6498224308285f283c457b547784fb79082
MD5 3167a3525cac3d9a392d7db278ed4806
SHA1 a0f3db3154caaa9cdb370a8a78a3e8d9331c300e
SHA512 a0fee872a5a9dbf7fa6aa11e86ef114f455177eb99e483e1e3a8afd977e23dc30ea4cd177a10857610d9169adbbcf7a8dddbb5cd7d9d7acf3cf0419238f8ce98
SSDEEP 6144:PQJf3uMxrbLgEN6S7KzA5x3S5+y3D82oC0UdkgxgfOqC:4J130ENL7kArI+y3XipfOZ
TLSH
T13BE412F11964D42FE09814B6E78DE83166E0DCC579A50B3293E47B0EB3C590BF97A235
MD5 SHA1 SHA512 SSDEEP TLSH

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qdvas.daq

Path C:\otrbyr\qdvas.daq
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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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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memory/920-12-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/920-17-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/920-21-0x0000000010000000-0x0000000010054000-memory.dmp

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memory/2652-0-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/2652-2-0x0000000000400000-0x000000000049E01B-memory.dmp

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memory/4824-9-0x0000000000400000-0x000000000049E01B-memory.dmp

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