farfli | 6370c18c4f9bea38a70605c657e2d4e1365a620853b5cd880be0ee82fda0184e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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
behavioral1/memory/4308-14-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral1/memory/4308-15-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral1/memory/4308-17-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli
behavioral1/memory/4308-22-0x0000000010000000-0x0000000010033000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 4 IoCs

resource	yara_rule
behavioral1/memory/4308-14-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/4308-15-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/4308-17-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/4308-22-0x0000000010000000-0x0000000010033000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 9 IoCs

resource	yara_rule
behavioral1/memory/1132-0-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral1/memory/1132-2-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral1/files/0x0004000000023208-4.dat	UPX
behavioral1/files/0x000800000002461e-10.dat	UPX
behavioral1/memory/1628-11-0x0000000000400000-0x0000000000471000-memory.dmp	UPX
behavioral1/memory/4308-14-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral1/memory/4308-15-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral1/memory/4308-17-0x0000000010000000-0x0000000010033000-memory.dmp	UPX
behavioral1/memory/4308-22-0x0000000010000000-0x0000000010033000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
1628	qlykmy.exe

Executes dropped EXE 2 IoCs

pid	Process
1628	qlykmy.exe
4308	gwpj.exe

Loads dropped DLL 1 IoCs

pid	Process
4308	gwpj.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-1-5-21-1074038928-2032447174-945360078-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VIEW = "c:\\Program Files\\rhvnk\\gwpj.exe \"c:\\Program Files\\rhvnk\\gwpjt.dll\",Viewer"	gwpj.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)	\??\p:	gwpj.exe
File opened (read-only)	\??\e:	gwpj.exe
File opened (read-only)	\??\i:	gwpj.exe
File opened (read-only)	\??\j:	gwpj.exe
File opened (read-only)	\??\k:	gwpj.exe
File opened (read-only)	\??\m:	gwpj.exe
File opened (read-only)	\??\s:	gwpj.exe
File opened (read-only)	\??\v:	gwpj.exe
File opened (read-only)	\??\l:	gwpj.exe
File opened (read-only)	\??\n:	gwpj.exe
File opened (read-only)	\??\w:	gwpj.exe
File opened (read-only)	\??\x:	gwpj.exe
File opened (read-only)	\??\a:	gwpj.exe
File opened (read-only)	\??\b:	gwpj.exe
File opened (read-only)	\??\h:	gwpj.exe
File opened (read-only)	\??\r:	gwpj.exe
File opened (read-only)	\??\t:	gwpj.exe
File opened (read-only)	\??\y:	gwpj.exe
File opened (read-only)	\??\g:	gwpj.exe
File opened (read-only)	\??\o:	gwpj.exe
File opened (read-only)	\??\q:	gwpj.exe
File opened (read-only)	\??\u:	gwpj.exe
File opened (read-only)	\??\z:	gwpj.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	gwpj.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	\??\c:\Program Files\rhvnk\gwpj.exe	qlykmy.exe
File opened for modification	\??\c:\Program Files\rhvnk\gwpj.exe	qlykmy.exe
File opened for modification	\??\c:\Program Files\rhvnk	qlykmy.exe
File created	\??\c:\Program Files\rhvnk\gwpjt.dll	qlykmy.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	qlykmy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gwpj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
2280	cmd.exe
1196	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	gwpj.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	gwpj.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1196	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4308	gwpj.exe
4308	gwpj.exe
4308	gwpj.exe
4308	gwpj.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4308	gwpj.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1132	2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe
1628	qlykmy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 2280	1132	2026-06-25_66eaf22e616873445c3f4eaf8dfc37fb_coinminer_elex_wannacry.exe	85
PID 2280 wrote to memory of 1196	2280	cmd.exe	87
PID 2280 wrote to memory of 1628	2280	cmd.exe	88
PID 1628 wrote to memory of 4308	1628	qlykmy.exe	89

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:1132
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\qlykmy.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:2280
- - 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:1196
- - C:\Users\Admin\AppData\Local\Temp\qlykmy.exe
    C:\Users\Admin\AppData\Local\Temp\\qlykmy.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:1628
  - - \??\c:\Program Files\rhvnk\gwpj.exe
      "c:\Program Files\rhvnk\gwpj.exe" "c:\Program Files\rhvnk\gwpjt.dll",Viewer C:\Users\Admin\AppData\Local\Temp\qlykmy.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:4308

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

qlykmy.exe

Path C:\Users\Admin\AppData\Local\Temp\qlykmy.exe
Size 402KB
SHA256 90e8f04aa09beb525b0aca94fba085c7d79c751727a525165005dfa77a2ed6cb
MD5 0e5117e2a48fdfc3a38193578407ec68
SHA1 787ff5f43259d21c6c8fcbeb771b27ae0987a304
SHA512 ace6de937f5890d18825f2722abcaef306ee4f1fc7ec7263e90540cec0bfaa543781494ea9d7171a9190bbb53ef762ef0b7833c49c213afc268e94f6df9d3b9f
SSDEEP 12288:zdDU6g13sJd1fm/+yb3O2js82ydU/DdKumHO:zdE3sJd1fm/+yb3OYs84/JH6O
TLSH
T18B94AF01E7C351D6DE8225B081FA7376B3789A4D0F12C7E3BB68EE2E6E211D1953B119
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

gwpj.exe

Path \??\c:\Program Files\rhvnk\gwpj.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
TLSH
T127532AC2FA00C171D4A7563019778F1A5766AC13DB728ACB94B0B4A41EB3291AD3E5FF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

gwpjt.dll

Path \??\c:\Program Files\rhvnk\gwpjt.dll
Size 89KB
SHA256 102dc0075a40496a81f614c2430d489e6edb00bff2f5510c77ac87d652ef7652
MD5 d435dc6d596d5e36ad635fd77a998eb4
SHA1 2a23ff0d270f1c87d61c7b7458ff9b98a2239b6d
SHA512 53a593ba721cf5d1fe4989c7d2bab1c94d775a9ee46cda59bb9997069322850c7b44d72a62c13ed310b98544c32a16bae9ea4777a04876047dbef783bbc1dbe5
SSDEEP 1536:XHXqO6ZG03eyenOj9lgA/PObuTMT5NMCfL7ojaZf5aZlBlGJ:M1uF6Feu2NlQOBcGJ
TLSH
T1139302C45665CD8BCCD87072327FAA4EE631D4CCB981ACB34B5E12A31A36AF3D45A705
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1132-0-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/1132-2-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/1628-11-0x0000000000400000-0x0000000000471000-memory.dmp

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memory/4308-14-0x0000000010000000-0x0000000010033000-memory.dmp

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memory/4308-15-0x0000000010000000-0x0000000010033000-memory.dmp

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memory/4308-17-0x0000000010000000-0x0000000010033000-memory.dmp

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memory/4308-22-0x0000000010000000-0x0000000010033000-memory.dmp

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