farfli | 800554cf7d089cc8364a74da14a424e4efab360f2b7ce2fd1ed0309be6d599ef

General

Target
2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_coinminer_elex_wannacry.exe
Size 412KB
Sample260803-ndeaasge99
SHA256 800554cf7d089cc8364a74da14a424e4efab360f2b7ce2fd1ed0309be6d599ef
MD5 ab8e8a427b67a2a994ecd2b8407bc405
SHA1 6b23ef94b02daec3ff21c79028ba3d2b0031e6bd
SHA512 0dd8de1f80329d581fda4c2468753fdbcd67aba759d98d7c27fa49f95f2baec43d2ddd444723af9623121516086e018b0050b3a8eb6f5778db35cebdd50a8325
SSDEEP 6144:TKgGmTBBuFIsBMkVuq4nITJJVn0wOa7sNvYfSkk/F6LZ:jGmTju+mMC4ITJE8dfSJ/F6d
TLSH
T19194D02272D0CBA3C1856432CE66E63CD3E5CD689C705E3773E9FA1DEA36941423A275
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/1200-6-0x0000000010000000-0x0000000010067000-memory.dmp	family_farfli
behavioral2/memory/1200-8-0x0000000010000000-0x0000000010067000-memory.dmp	family_farfli
behavioral2/memory/1200-10-0x0000000010000000-0x0000000010067000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 3 IoCs

resource	yara_rule
behavioral2/memory/1200-6-0x0000000010000000-0x0000000010067000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/1200-8-0x0000000010000000-0x0000000010067000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/1200-10-0x0000000010000000-0x0000000010067000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000011371-1.dat	UPX

Badlisted process makes network request 4 IoCs

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

flow	pid	Process
1	1200	rundll32.exe
3	1200	rundll32.exe
4	1200	rundll32.exe
5	1200	rundll32.exe

Deletes itself 1 IoCs

pid	Process
4268	lmrmz.exe

Executes dropped EXE 1 IoCs

pid	Process
4268	lmrmz.exe

Loads dropped DLL 1 IoCs

pid	Process
1200	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 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\D3D = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\lgdqg\\ldoxphmkp.dll\",InitEngine"	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)	\??\b:	rundll32.exe
File opened (read-only)	\??\d:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\y:	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

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\lgdqg	lmrmz.exe
File created	\??\c:\Program Files\lgdqg\ldoxphmkp.dll	lmrmz.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
1304	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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lmrmz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_coinminer_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
1304	cmd.exe
1348	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
1348	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1200	rundll32.exe
1200	rundll32.exe
1200	rundll32.exe
1200	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3396	2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_coinminer_elex_wannacry.exe
4268	lmrmz.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 1304	3396	2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_coinminer_elex_wannacry.exe	89
PID 1304 wrote to memory of 1348	1304	cmd.exe	91
PID 1304 wrote to memory of 4268	1304	cmd.exe	92
PID 4268 wrote to memory of 1200	4268	lmrmz.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\lmrmz.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_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:1304
- - 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:1348
- - C:\Users\Admin\AppData\Local\Temp\lmrmz.exe
    C:\Users\Admin\AppData\Local\Temp\\lmrmz.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-03_ab8e8a427b67a2a994ecd2b8407bc405_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:4268
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\Program Files\lgdqg\ldoxphmkp.dll",InitEngine C:\Users\Admin\AppData\Local\Temp\lmrmz.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
      PID:1200

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:5968

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

lmrmz.exe

Path C:\Users\Admin\AppData\Local\Temp\lmrmz.exe
Size 412KB
SHA256 acdf5b69c67cc6c8c31ebcf62e1c6d5753bd1b38bb9570d61739003b9d6d5cb7
MD5 d6d67ad9606818985786a2bae427e1c1
SHA1 d6a97f08170a52c928cb8140af4f7e5c326ab6d6
SHA512 2c5d8c7f562eb0170b4739b496c8a0481eaee19fcb081126ee3f1749195d0e8a754892ea2195308fe2252ef6961294a5c41560c826305914727a230412565a51
SSDEEP 6144:TKgGmTBBuFIsBMkVuq4nITJJVn0wOa7sNvYfSkk/F6LF:jGmTju+mMC4ITJE8dfSJ/F6B
TLSH
T12594D02272D0CBA3C1856432CE66E63CD3E5CD689C705E3773E9FA1DEA36941423A275
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

ldoxphmkp.dll

Path \??\c:\Program Files\lgdqg\ldoxphmkp.dll
Size 176KB
SHA256 ede206d7a4db637791c6600e674fc94e906b9c16b787725c09f12029beb4d1f9
MD5 c7a6974a510da5a08145675432330c3e
SHA1 8f69bf5df31f2197af44d0178c8a94962ac98df9
SHA512 9eec9654fe560fe6ce0c155c8b6a7a258d2e05fcbb211f5311eb8f437b4c41a34cae778acc3401416abc89546dd1fe1f862021f40be2ff596b2fe2fc6f7ecab8
SSDEEP 3072:KiDJQVl82dm+NBiPAaHDb0gL/CyGbEPVMnY0RVjatbmKb6DWSFoocH:1Jv2tOItshGYdMnYYVjasKbOWSFofH
TLSH
T156041261866D1C30D087B7717B05920DF6B453A49079CB93F7B8AF2B3D12AEA806E353
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1200-6-0x0000000010000000-0x0000000010067000-memory.dmp

Download

memory/1200-9-0x000000001005A000-0x000000001005B000-memory.dmp

Download

memory/1200-8-0x0000000010000000-0x0000000010067000-memory.dmp

Download

memory/1200-10-0x0000000010000000-0x0000000010067000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads