farfli | e60d382acca7901ac31fdbbffe43eafa71fca9466ff519ca3ba37fb508563b72

Analysis

max time kernel
150s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 10:21

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General

Target
2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_wannacry.exe
Size 249KB
Sample260809-mdys9swbrc
SHA256 e60d382acca7901ac31fdbbffe43eafa71fca9466ff519ca3ba37fb508563b72
MD5 1fbffc125adaa0357afdfd79e8e153a8
SHA1 9c163b13de10fc862afd54462a1ccc6f5f958f8f
SHA512 f3dda065722f83f4c14dcf6f4d9b53fb0b37a0097900e995e8fda89a96a26d220162aca4916089c2d7d4ddab62b907fbe6949e9f1beadf944d8eb65b8ca5dbca
SSDEEP 6144:eMgmYA/npA6SUqfjKfr4QdsICWkZ3h1SLCDFqnetKSo:tgmYA/nsYf8QdsINkZ6CQetF
TLSH
T19D44F1813675CEB7F0621ABD4E2B56368136BE1D2B047097D3C4AD4FF434AA9AD3E148
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery execution farfli gh0strat persistence rat spyware stealer

Malware Config

Extracted

Family

gh0strat

98.126.40.18:3204
http://98.126.40.19:805/index.php
http://98.126.40.20:803/

Attributes

user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)

Signatures

Family: Farfli
Farfli is a Windows backdoor written in C++.
backdoor farfli
Family: Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

Detects Farfli Backdoor 2 IoCs

resource	yara_rule
behavioral2/memory/1472-11-0x0000000010000000-0x000000001006D000-memory.dmp	family_farfli
behavioral2/memory/1472-14-0x0000000010000000-0x000000001006D000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 2 IoCs

resource	yara_rule
behavioral2/memory/1472-11-0x0000000010000000-0x000000001006D000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/1472-14-0x0000000010000000-0x000000001006D000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 4 IoCs

resource	yara_rule
behavioral2/memory/4460-0-0x0000000000400000-0x0000000000468000-memory.dmp	UPX
behavioral2/memory/4460-2-0x0000000000400000-0x0000000000468000-memory.dmp	UPX
behavioral2/files/0x00170000000115e1-3.dat	UPX
behavioral2/memory/2644-7-0x0000000000400000-0x0000000000468000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
2644	tbzmg.exe

Executes dropped EXE 2 IoCs

pid	Process
2644	tbzmg.exe
1472	pme.exe

Loads dropped DLL 1 IoCs

pid	Process
1472	pme.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-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows\CurrentVersion\Run\it = "c:\\Program Files\\rfyhdab\\pme.exe \"c:\\Program Files\\rfyhdab\\pmect.dll\",Interface"	pme.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:	pme.exe
File opened (read-only)	\??\j:	pme.exe
File opened (read-only)	\??\l:	pme.exe
File opened (read-only)	\??\n:	pme.exe
File opened (read-only)	\??\t:	pme.exe
File opened (read-only)	\??\r:	pme.exe
File opened (read-only)	\??\v:	pme.exe
File opened (read-only)	\??\w:	pme.exe
File opened (read-only)	\??\x:	pme.exe
File opened (read-only)	\??\y:	pme.exe
File opened (read-only)	\??\z:	pme.exe
File opened (read-only)	\??\q:	pme.exe
File opened (read-only)	\??\a:	pme.exe
File opened (read-only)	\??\b:	pme.exe
File opened (read-only)	\??\h:	pme.exe
File opened (read-only)	\??\i:	pme.exe
File opened (read-only)	\??\o:	pme.exe
File opened (read-only)	\??\s:	pme.exe
File opened (read-only)	\??\d:	pme.exe
File opened (read-only)	\??\g:	pme.exe
File opened (read-only)	\??\k:	pme.exe
File opened (read-only)	\??\m:	pme.exe
File opened (read-only)	\??\u:	pme.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	pme.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	\??\c:\Program Files\rfyhdab\pmect.dll	tbzmg.exe
File created	\??\c:\Program Files\rfyhdab\pme.exe	tbzmg.exe
File opened for modification	\??\c:\Program Files\rfyhdab	tbzmg.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
5152	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	tbzmg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pme.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_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
5152	cmd.exe
4580	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	pme.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	pme.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4580	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1472	pme.exe
1472	pme.exe
1472	pme.exe
1472	pme.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1472	pme.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4460	2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_wannacry.exe
2644	tbzmg.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 5152	4460	2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_wannacry.exe	89
PID 5152 wrote to memory of 4580	5152	cmd.exe	91
PID 5152 wrote to memory of 2644	5152	cmd.exe	92
PID 2644 wrote to memory of 1472	2644	tbzmg.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\tbzmg.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_coinminer_elex_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:5152
- - 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:4580
- - C:\Users\Admin\AppData\Local\Temp\tbzmg.exe
    C:\Users\Admin\AppData\Local\Temp\\tbzmg.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-09_1fbffc125adaa0357afdfd79e8e153a8_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:2644
  - - \??\c:\Program Files\rfyhdab\pme.exe
      "c:\Program Files\rfyhdab\pme.exe" "c:\Program Files\rfyhdab\pmect.dll",Interface C:\Users\Admin\AppData\Local\Temp\tbzmg.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:1472

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

Replay Monitor

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Downloads

pme.exe

Path C:\Program Files\rfyhdab\pme.exe
Size 51KB
SHA256 ce6bb7eddc83762c708d4a41709ae00371dbdc09b2a380f28fa60b1edf917473
MD5 2e068ce2770fde8d1af4cb114b98df1f
SHA1 b6f9c2775babb025b22f915c3047aa627d07c312
SHA512 998d695eb56375e63df7db16740b89deb2cf630ccbead8bcf84a921ec6f4a4f9aef2755b703f7190f332b2008ebcc949363bcf8f392d7d07246c255b5073ed35
SSDEEP 1536:6G9yoVEpHP29I3fbcJboSUge5N+CnC/maz9Rh:8pv2mbcJboce58wvOR
TLSH
T137336C236A0A49B3DFE231780A9D7232526DD862075541F7A61057EAFD243E2EE743CF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tbzmg.exe

Path C:\Users\Admin\AppData\Local\Temp\tbzmg.exe
Size 249KB
SHA256 913d0637f8c0b70c38e54e06e5ee573913f41931cdda2a19ae7cf7d2963d9ae1
MD5 75b954c782893e39fde6ddaf4ed98b64
SHA1 f0b9206e4496e0084906ee18b434ce48eaa51bc8
SHA512 2eb4e75bf3289ddb8a1852ce3c7e50fc01262799a9ce81f0a5c233bbb04d5265d75cd69f5e9d103e7830ac90f711246af8ef73f5af1c2c8e4e82e7b7cc0f382f
SSDEEP 6144:eMgmYA/npA6SUqfjKfr4QdsICWkZ3h1SLCDFqnetKSoH:tgmYA/nsYf8QdsINkZ6CQetFc
TLSH
T13544F1813675CEB7F0621A7D4E2B56368136BE1D2B047097D3C4AD4FF434AA9AD3E148
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

pmect.dll

Path \??\c:\Program Files\rfyhdab\pmect.dll
Size 168KB
SHA256 2712232281bf050a53d4e83515148bbdbda44b0c84da2abdbecdec37d9ef8419
MD5 c33a9b8e057cd9b6c94aea62b32d97ee
SHA1 938c3a40d7725f0d80b22100b06ca70ec1d8a43c
SHA512 fdd86cf75084f4849ef0eff6bf60d4fe3efcef26ac24c749674f16b7aaa4078f5d398a10cf1937ad311f1dca2e911b06bed685b46527766633e2f041fb452d61
SSDEEP 3072:S25S8qsPfVoCxEI5GRycgzQkf2+JKC8L1MwwYsg89R5gZM0:SJ8T1xE3ocg9f2nfLnwYsxf2ZR
TLSH
T13FF312D3EFB649E0C0361BB06C53C10FB8620C6498715B5553D9BEEA3DA668E493D3A1
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1472-10-0x0000000010000000-0x000000001006D000-memory.dmp

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memory/1472-11-0x0000000010000000-0x000000001006D000-memory.dmp

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memory/1472-14-0x0000000010000000-0x000000001006D000-memory.dmp

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memory/2644-7-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/4460-0-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/4460-2-0x0000000000400000-0x0000000000468000-memory.dmp

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