farfli | 15ed311c4fa919c9a52bb33a2e4c37a872711ed6beb03049e2888c62bade30ee

Analysis

max time kernel
148s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 05:03

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General

Target
2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_coinminer_elex_wannacry.exe
Size 294KB
Sample260808-fp5mmatyex
SHA256 15ed311c4fa919c9a52bb33a2e4c37a872711ed6beb03049e2888c62bade30ee
MD5 2e06a95e33c971ca42bec1b635b2ef7c
SHA1 743e66cfec985bcfa03039b5fd850a63601643c9
SHA512 45c4e781f62a9a07d3146d8ddb4cb744e018e49dc9ac07eff390085cd76e29e0934e592cf28c3e39c312eaaa49f80d75628d0b4a88f36dab548aa66bfb8d262a
SSDEEP 3072:qtaoOzbY5l/Tx1DUDcbouGYefD5h1zZCBgb3EInA3rdCKA9bwpfMrgsAHuskkycM:qtatPE5Txvev1zQBgexOdw6rpI9Fs29I
TLSH
T15C547C1233E44869E0EA3A72CE76A630D7F6E975AC33D67F03D4430E5A36A04CB55366
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery execution farfli persistence spyware stealer upx

Malware Config

Signatures

Family: Farfli
Farfli is a Windows backdoor written in C++.
backdoor farfli

Detects Farfli Backdoor 4 IoCs

resource	yara_rule
behavioral2/memory/4928-10-0x0000000010000000-0x0000000010038000-memory.dmp	family_farfli
behavioral2/memory/4928-11-0x0000000010000000-0x0000000010038000-memory.dmp	family_farfli
behavioral2/memory/4928-13-0x0000000010000000-0x0000000010038000-memory.dmp	family_farfli
behavioral2/memory/4928-16-0x0000000010000000-0x0000000010038000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 4 IoCs

resource	yara_rule
behavioral2/memory/4928-10-0x0000000010000000-0x0000000010038000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/4928-11-0x0000000010000000-0x0000000010038000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/4928-13-0x0000000010000000-0x0000000010038000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/4928-16-0x0000000010000000-0x0000000010038000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

UPX dump on OEP (original entry point) 9 IoCs

resource	yara_rule
behavioral2/memory/3100-0-0x0000000000400000-0x000000000043F000-memory.dmp	UPX
behavioral2/memory/3100-2-0x0000000000400000-0x000000000043F000-memory.dmp	UPX
behavioral2/files/0x000a000000019cc9-3.dat	UPX
behavioral2/memory/1164-7-0x0000000000400000-0x000000000043F000-memory.dmp	UPX
behavioral2/files/0x000e00000001c52b-8.dat	UPX
behavioral2/memory/4928-10-0x0000000010000000-0x0000000010038000-memory.dmp	UPX
behavioral2/memory/4928-11-0x0000000010000000-0x0000000010038000-memory.dmp	UPX
behavioral2/memory/4928-13-0x0000000010000000-0x0000000010038000-memory.dmp	UPX
behavioral2/memory/4928-16-0x0000000010000000-0x0000000010038000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
1164	bemtv.exe

Executes dropped EXE 2 IoCs

pid	Process
1164	bemtv.exe
4928	xgpaodpfa.exe

Loads dropped DLL 1 IoCs

pid	Process
4928	xgpaodpfa.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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vicity = "c:\\Program Files\\qedbc\\xgpaodpfa.exe \"c:\\Program Files\\qedbc\\xgpaodpfa.dll\",Group"	xgpaodpfa.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)	\??\g:	xgpaodpfa.exe
File opened (read-only)	\??\n:	xgpaodpfa.exe
File opened (read-only)	\??\x:	xgpaodpfa.exe
File opened (read-only)	\??\y:	xgpaodpfa.exe
File opened (read-only)	\??\z:	xgpaodpfa.exe
File opened (read-only)	\??\h:	xgpaodpfa.exe
File opened (read-only)	\??\l:	xgpaodpfa.exe
File opened (read-only)	\??\m:	xgpaodpfa.exe
File opened (read-only)	\??\p:	xgpaodpfa.exe
File opened (read-only)	\??\q:	xgpaodpfa.exe
File opened (read-only)	\??\t:	xgpaodpfa.exe
File opened (read-only)	\??\v:	xgpaodpfa.exe
File opened (read-only)	\??\a:	xgpaodpfa.exe
File opened (read-only)	\??\d:	xgpaodpfa.exe
File opened (read-only)	\??\i:	xgpaodpfa.exe
File opened (read-only)	\??\j:	xgpaodpfa.exe
File opened (read-only)	\??\o:	xgpaodpfa.exe
File opened (read-only)	\??\u:	xgpaodpfa.exe
File opened (read-only)	\??\b:	xgpaodpfa.exe
File opened (read-only)	\??\k:	xgpaodpfa.exe
File opened (read-only)	\??\r:	xgpaodpfa.exe
File opened (read-only)	\??\s:	xgpaodpfa.exe
File opened (read-only)	\??\w:	xgpaodpfa.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	xgpaodpfa.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000e00000001c52b-8.dat	upx
behavioral2/memory/4928-10-0x0000000010000000-0x0000000010038000-memory.dmp	upx
behavioral2/memory/4928-11-0x0000000010000000-0x0000000010038000-memory.dmp	upx
behavioral2/memory/4928-13-0x0000000010000000-0x0000000010038000-memory.dmp	upx
behavioral2/memory/4928-16-0x0000000010000000-0x0000000010038000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	\??\c:\Program Files\qedbc\xgpaodpfa.exe	bemtv.exe
File opened for modification	\??\c:\Program Files\qedbc	bemtv.exe
File created	\??\c:\Program Files\qedbc\xgpaodpfa.dll	bemtv.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
5468	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	xgpaodpfa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_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	bemtv.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
6124	PING.EXE
5468	cmd.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	xgpaodpfa.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	xgpaodpfa.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
6124	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4928	xgpaodpfa.exe
4928	xgpaodpfa.exe
4928	xgpaodpfa.exe
4928	xgpaodpfa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4928	xgpaodpfa.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3100	2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_coinminer_elex_wannacry.exe
1164	bemtv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 5468	3100	2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_coinminer_elex_wannacry.exe	89
PID 5468 wrote to memory of 6124	5468	cmd.exe	91
PID 5468 wrote to memory of 1164	5468	cmd.exe	92
PID 1164 wrote to memory of 4928	1164	bemtv.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\bemtv.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_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:5468
- - 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:6124
- - C:\Users\Admin\AppData\Local\Temp\bemtv.exe
    C:\Users\Admin\AppData\Local\Temp\\bemtv.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-08_2e06a95e33c971ca42bec1b635b2ef7c_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:1164
  - - \??\c:\Program Files\qedbc\xgpaodpfa.exe
      "c:\Program Files\qedbc\xgpaodpfa.exe" "c:\Program Files\qedbc\xgpaodpfa.dll",Group C:\Users\Admin\AppData\Local\Temp\bemtv.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:4928

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

xgpaodpfa.exe

Path C:\Program Files\qedbc\xgpaodpfa.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

bemtv.exe

Path C:\Users\Admin\AppData\Local\Temp\bemtv.exe
Size 294KB
SHA256 58bfd46f4dbda43a2d7a9f7e0209e406f102dd65dec2e3a74997dd0a09a6f361
MD5 14e8cfe50c49815761fc870a8dd82682
SHA1 7a6b5ae4134ff2121e2b1f2ab2ac81c1988561f1
SHA512 4e3a1755807d2d5d5ff6775c2020ea04101ee5430837ac24b2331fc388ed42acce308bb09566e949c8f9c4304fec50f47038f731c54e815a2003a5dc4dfcc52d
SSDEEP 3072:qtaoOzbY5l/Tx1DUDcbouGYefD5h1zZCBgb3EInA3rdCKA9bwpfMrgsAHuskkycE:qtatPE5Txvev1zQBgexOdw6rpI9Fs294
TLSH
T120547C1233E44869E0EA3A72CE76A630D7F6E975AC33D67F03D4430E5A36A04CB55366
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

xgpaodpfa.dll

Path \??\c:\Program Files\qedbc\xgpaodpfa.dll
Size 97KB
SHA256 5e18559af59f8319f29ddffbfa5aec0e01a7c127a22b2ad0874efe8229bfc96e
MD5 fcf7c2c86851b05e21ba19e95364a3d7
SHA1 192b3e3489a24633d352febd9223eab1d9d358a8
SHA512 cdcef7d99901a18ebc8fcaecf9ce5b9663c98218df5070ea5a7fee0822886fce310a5d01211a3bd05c33581d5806dd77d9717fbe2fca20bc269f83015c914e82
SSDEEP 3072:BDpG6gzgHr5tCmfk455ecDBkdq+SStvAbGt:5pG6Sg9txRk/SS6bGt
TLSH
T126A301F6290DBDD6CB35483DD6528E35FA29EE348C589F887ECE6C13ACB8510E1641B1
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1164-7-0x0000000000400000-0x000000000043F000-memory.dmp

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memory/3100-0-0x0000000000400000-0x000000000043F000-memory.dmp

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memory/3100-2-0x0000000000400000-0x000000000043F000-memory.dmp

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memory/4928-10-0x0000000010000000-0x0000000010038000-memory.dmp

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memory/4928-11-0x0000000010000000-0x0000000010038000-memory.dmp

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memory/4928-13-0x0000000010000000-0x0000000010038000-memory.dmp

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memory/4928-16-0x0000000010000000-0x0000000010038000-memory.dmp

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