farfli | d0147e80a59dc503b59c44c80556c6bf1a80ca485fe87bd0e76715b572f463bd

Analysis

max time kernel
149s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/08/2026, 03:40

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General

Target
2026-08-07_f69031035beddda633887b926f26514a_coinminer_elex_wannacry.exe
Size 248KB
Sample260807-d8ffqsfl5z
SHA256 d0147e80a59dc503b59c44c80556c6bf1a80ca485fe87bd0e76715b572f463bd
MD5 f69031035beddda633887b926f26514a
SHA1 8fc686a4d2f137784c63f0136be13969df249ea0
SHA512 63d377dd2d5ce3a57ee42ced746ef607ab92728e0fc43da9ec9945ce4d4aba83aa91262ed438142342e0b54d371a3f7d3219802159f5e7149a5ff06a86fbcb3d
SSDEEP 6144:eMgmYA/npA6SUqfjKfr4QdsICWkZ3h1SLCDFqnetKSo3:tgmYA/nsYf8QdsINkZ6CQetFG
TLSH
T15B44F1813675CDB7F4621A7D4E2B56368136BE192B047097D3C4AD4FF434AE9AE3E108
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
behavioral1/memory/3772-15-0x0000000010000000-0x000000001006D000-memory.dmp	family_farfli
behavioral1/memory/3772-18-0x0000000010000000-0x000000001006D000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 2 IoCs

resource	yara_rule
behavioral1/memory/3772-15-0x0000000010000000-0x000000001006D000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/3772-18-0x0000000010000000-0x000000001006D000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 4 IoCs

resource	yara_rule
behavioral1/memory/3224-0-0x0000000000400000-0x0000000000468000-memory.dmp	UPX
behavioral1/memory/3224-2-0x0000000000400000-0x0000000000468000-memory.dmp	UPX
behavioral1/files/0x000a000000016907-4.dat	UPX
behavioral1/memory/3308-11-0x0000000000400000-0x0000000000468000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
3308	ucghielv.exe

Executes dropped EXE 2 IoCs

pid	Process
3308	ucghielv.exe
3772	amq.exe

Loads dropped DLL 1 IoCs

pid	Process
3772	amq.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-1-5-21-540052884-2969440504-464782435-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\it = "c:\\Program Files\\naval\\amq.exe \"c:\\Program Files\\naval\\amqlz.dll\",Interface"	amq.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)	\??\j:	amq.exe
File opened (read-only)	\??\l:	amq.exe
File opened (read-only)	\??\w:	amq.exe
File opened (read-only)	\??\y:	amq.exe
File opened (read-only)	\??\b:	amq.exe
File opened (read-only)	\??\r:	amq.exe
File opened (read-only)	\??\s:	amq.exe
File opened (read-only)	\??\z:	amq.exe
File opened (read-only)	\??\a:	amq.exe
File opened (read-only)	\??\h:	amq.exe
File opened (read-only)	\??\i:	amq.exe
File opened (read-only)	\??\k:	amq.exe
File opened (read-only)	\??\m:	amq.exe
File opened (read-only)	\??\t:	amq.exe
File opened (read-only)	\??\v:	amq.exe
File opened (read-only)	\??\x:	amq.exe
File opened (read-only)	\??\g:	amq.exe
File opened (read-only)	\??\n:	amq.exe
File opened (read-only)	\??\u:	amq.exe
File opened (read-only)	\??\o:	amq.exe
File opened (read-only)	\??\p:	amq.exe
File opened (read-only)	\??\q:	amq.exe
File opened (read-only)	\??\e:	amq.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	amq.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\naval	ucghielv.exe
File created	\??\c:\Program Files\naval\amqlz.dll	ucghielv.exe
File created	\??\c:\Program Files\naval\amq.exe	ucghielv.exe
File opened for modification	\??\c:\Program Files\naval\amq.exe	ucghielv.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
2528	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	ucghielv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	amq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-07_f69031035beddda633887b926f26514a_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
2528	cmd.exe
3592	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	amq.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	amq.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3592	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3772	amq.exe
3772	amq.exe
3772	amq.exe
3772	amq.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3772	amq.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3224	2026-08-07_f69031035beddda633887b926f26514a_coinminer_elex_wannacry.exe
3308	ucghielv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 2528	3224	2026-08-07_f69031035beddda633887b926f26514a_coinminer_elex_wannacry.exe	86
PID 2528 wrote to memory of 3592	2528	cmd.exe	88
PID 2528 wrote to memory of 3308	2528	cmd.exe	89
PID 3308 wrote to memory of 3772	3308	ucghielv.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-07_f69031035beddda633887b926f26514a_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_f69031035beddda633887b926f26514a_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3224
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ucghielv.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-07_f69031035beddda633887b926f26514a_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:2528
- - 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:3592
- - C:\Users\Admin\AppData\Local\Temp\ucghielv.exe
    C:\Users\Admin\AppData\Local\Temp\\ucghielv.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-07_f69031035beddda633887b926f26514a_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:3308
  - - \??\c:\Program Files\naval\amq.exe
      "c:\Program Files\naval\amq.exe" "c:\Program Files\naval\amqlz.dll",Interface C:\Users\Admin\AppData\Local\Temp\ucghielv.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:3772

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

amq.exe

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

Submit Download

ucghielv.exe

Path C:\Users\Admin\AppData\Local\Temp\ucghielv.exe
Size 249KB
SHA256 dd69fea3f69204a6f316540d1848f249996b9356cbc50c0468f1854cb10dc370
MD5 1d4acde20e571ddc9b4ee03fd7a6edd4
SHA1 106d2c429d2873719863ca0f7792fb769ac4532e
SHA512 c35174bde187b7ab7911d414ee7ebee1bf6892398e94b2de9baaa511454acae7bf3154767449fc7668d78f5854bdc1f8d6ac231ce10a1240bb99d99042a95abc
SSDEEP 6144:eMgmYA/npA6SUqfjKfr4QdsICWkZ3h1SLCDFqnetKSoX:tgmYA/nsYf8QdsINkZ6CQetFo
TLSH
T14644F1813675CEB7F0621A7D4E2B56368136BE192B047097D3C4AD4FF434EA9AD3E148
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

amqlz.dll

Path \??\c:\Program Files\naval\amqlz.dll
Size 168KB
SHA256 8dfa96037f6a6643f5f91d436e5598d21c5933a450cca71580a136f811949d52
MD5 3306a6f6fc046d58e800bcbe3ed17468
SHA1 80af4929e13e3c196e6a54cd40b90d95a5765056
SHA512 536b2f6cc2b1504d71d3fb1b2d65ce3a043d6a0fcf0070ffcae6e0deb42859067c2c41c7582a9183383ceea05ae2264c795ebc1cd97d6e18db36eb94f6690a9f
SSDEEP 3072:S25S8qsPfVoCxEI5GRycgzQkf2+JKC8L1MwwYsg89R5gZMf:SJ8T1xE3ocg9f2nfLnwYsxf2Z4
TLSH
T11FF312D3EFA649E0C0361BB06C53C10FB8620C6498715B5543D9BEEA3DA668E493D3A1
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3224-0-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/3224-2-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/3308-11-0x0000000000400000-0x0000000000468000-memory.dmp

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memory/3772-14-0x0000000010000000-0x000000001006D000-memory.dmp

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memory/3772-15-0x0000000010000000-0x000000001006D000-memory.dmp

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memory/3772-18-0x0000000010000000-0x000000001006D000-memory.dmp

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