farfli | dc6798f6bb4e46efcabe70647661b48dc1b71118afca1566fbdc2e9f3de55e9e

Analysis

max time kernel
148s
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
27/07/2026, 12:48

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-07-27_cbc6635562b662fa73fd85a95eebc293_coinminer_elex_wannacry.exe
Size 233KB
Sample260727-p157zaer91
SHA256 dc6798f6bb4e46efcabe70647661b48dc1b71118afca1566fbdc2e9f3de55e9e
MD5 cbc6635562b662fa73fd85a95eebc293
SHA1 ef43dc678defacce06ea107fd33a20f63bb5ca59
SHA512 940a58abcb0785f2bba20c23b93249d8c34a0490c50a4b225462066c3d0d6df371fa681fd4b9b360ca4888a93aa5ed96c17562cb675bc19d90c31a8d1bfaa6a5
SSDEEP 6144:eMgmYA/npA6SUqfjKfr4QdsICWkZ3h1SLCDFqnetKSocC:tgmYA/nsYf8QdsINkZ6CQetFc
TLSH
T1DB34F18136A5CD77F0621B7E4D7B163A8537BE691B00B48BD3C4AD4FB4319E46E2E209
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/4472-11-0x0000000010000000-0x000000001006D000-memory.dmp	family_farfli
behavioral2/memory/4472-14-0x0000000010000000-0x000000001006D000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 2 IoCs

resource	yara_rule
behavioral2/memory/4472-11-0x0000000010000000-0x000000001006D000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/4472-14-0x0000000010000000-0x000000001006D000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 4 IoCs

resource	yara_rule
behavioral2/memory/3880-0-0x0000000000400000-0x0000000000468000-memory.dmp	UPX
behavioral2/memory/3880-2-0x0000000000400000-0x0000000000468000-memory.dmp	UPX
behavioral2/files/0x000d00000001b1e8-3.dat	UPX
behavioral2/memory/2996-7-0x0000000000400000-0x0000000000468000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
2996	eyofq.exe

Executes dropped EXE 2 IoCs

pid	Process
2996	eyofq.exe
4472	lbx.exe

Loads dropped DLL 1 IoCs

pid	Process
4472	lbx.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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\it = "c:\\Program Files\\dkzxryw\\lbx.exe \"c:\\Program Files\\dkzxryw\\lbxha.dll\",Interface"	lbx.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)	\??\z:	lbx.exe
File opened (read-only)	\??\a:	lbx.exe
File opened (read-only)	\??\d:	lbx.exe
File opened (read-only)	\??\j:	lbx.exe
File opened (read-only)	\??\r:	lbx.exe
File opened (read-only)	\??\s:	lbx.exe
File opened (read-only)	\??\g:	lbx.exe
File opened (read-only)	\??\o:	lbx.exe
File opened (read-only)	\??\w:	lbx.exe
File opened (read-only)	\??\x:	lbx.exe
File opened (read-only)	\??\h:	lbx.exe
File opened (read-only)	\??\i:	lbx.exe
File opened (read-only)	\??\k:	lbx.exe
File opened (read-only)	\??\t:	lbx.exe
File opened (read-only)	\??\v:	lbx.exe
File opened (read-only)	\??\y:	lbx.exe
File opened (read-only)	\??\b:	lbx.exe
File opened (read-only)	\??\l:	lbx.exe
File opened (read-only)	\??\m:	lbx.exe
File opened (read-only)	\??\n:	lbx.exe
File opened (read-only)	\??\p:	lbx.exe
File opened (read-only)	\??\q:	lbx.exe
File opened (read-only)	\??\u:	lbx.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	lbx.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\dkzxryw	eyofq.exe
File created	\??\c:\Program Files\dkzxryw\lbxha.dll	eyofq.exe
File created	\??\c:\Program Files\dkzxryw\lbx.exe	eyofq.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
2132	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	2026-07-27_cbc6635562b662fa73fd85a95eebc293_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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eyofq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lbx.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
2132	cmd.exe
4504	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	lbx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	lbx.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4504	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4472	lbx.exe
4472	lbx.exe
4472	lbx.exe
4472	lbx.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4472	lbx.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3880	2026-07-27_cbc6635562b662fa73fd85a95eebc293_coinminer_elex_wannacry.exe
2996	eyofq.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3880 wrote to memory of 2132	3880	2026-07-27_cbc6635562b662fa73fd85a95eebc293_coinminer_elex_wannacry.exe	89
PID 2132 wrote to memory of 4504	2132	cmd.exe	91
PID 2132 wrote to memory of 2996	2132	cmd.exe	92
PID 2996 wrote to memory of 4472	2996	eyofq.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-07-27_cbc6635562b662fa73fd85a95eebc293_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_cbc6635562b662fa73fd85a95eebc293_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3880
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\eyofq.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-27_cbc6635562b662fa73fd85a95eebc293_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:2132
- - 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:4504
- - C:\Users\Admin\AppData\Local\Temp\eyofq.exe
    C:\Users\Admin\AppData\Local\Temp\\eyofq.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-27_cbc6635562b662fa73fd85a95eebc293_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:2996
  - - \??\c:\Program Files\dkzxryw\lbx.exe
      "c:\Program Files\dkzxryw\lbx.exe" "c:\Program Files\dkzxryw\lbxha.dll",Interface C:\Users\Admin\AppData\Local\Temp\eyofq.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:4472

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

Loading Replay Monitor...

Downloads

lbx.exe

Path C:\Program Files\dkzxryw\lbx.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

eyofq.exe

Path C:\Users\Admin\AppData\Local\Temp\eyofq.exe
Size 234KB
SHA256 75d554a12fb602e66962408b748b78dd2bbd7d9bf6f297e55696261fcf571423
MD5 76cf636c10ecc598ec525a488eff1943
SHA1 33887676de62d03bc51c5bd9592b9ddd56965aa5
SHA512 b272ade9c6ef8729fa36266657dd56916824ca30e92c65b5711a9851248de9e7224624ec988937eb178fa643f857372d166ca9c9b82d8ab5d2c30ccaba16557a
SSDEEP 6144:eMgmYA/npA6SUqfjKfr4QdsICWkZ3h1SLCDFqnetKSocF:tgmYA/nsYf8QdsINkZ6CQetFX
TLSH
T1E734F18136A5CD77F0621B7E4D7B163B8536BE691B00B48BD3C4AD4FB4319E46E2E209
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

lbxha.dll

Path \??\c:\Program Files\dkzxryw\lbxha.dll
Size 168KB
SHA256 3da6d047f71a2891fc117d1691a6bc6e3e2cccb2421c3dd68d35dbf0027a41f3
MD5 2e494e814cf9978b70f73628b6b96708
SHA1 4a5a52f516dd8ca2c154ee6e016e4633936b5f97
SHA512 265137733ca31d63cb2e95c3934393a4a83cf8b8b56dc6314db10858ac51952b88f3dafe53ffd20c89311c8204df2d8ec922a267e08e3b0c99bf2baa34eab9c9
SSDEEP 3072:S25S8qsPfVoCxEI5GRycgzQkf2+JKC8L1MwwYsg89R5gZMP:SJ8T1xE3ocg9f2nfLnwYsxf2Zg
TLSH
T13AF312D3EFB649E0C4361BB07C53C10FB8620CA498715B5543D9BEEA3DA668E453D3A1
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2996-7-0x0000000000400000-0x0000000000468000-memory.dmp

Download

memory/3880-0-0x0000000000400000-0x0000000000468000-memory.dmp

Download

memory/3880-2-0x0000000000400000-0x0000000000468000-memory.dmp

Download

memory/4472-10-0x0000000010000000-0x000000001006D000-memory.dmp

Download

memory/4472-11-0x0000000010000000-0x000000001006D000-memory.dmp

Download

memory/4472-14-0x0000000010000000-0x000000001006D000-memory.dmp

Download