farfli | 12a2e4a66234da0c9d5e64ae7fef3b0ea0966dc407f74c030e1f7cec75f9683d

General

Target
2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe
Size 118KB
Sample260701-cd26ksct5k
SHA256 12a2e4a66234da0c9d5e64ae7fef3b0ea0966dc407f74c030e1f7cec75f9683d
MD5 fbe82acd628441cc7e21706801848784
SHA1 a7a91e099538e2300d89d07ed5404936b90bf078
SHA512 694d121ccc34b1398ffb9d7ea18253f3c1cea4d539076ccad4af8b943f5fa6e105f04afb3fac73d7277365c0ac6733c13e6acea6c09bd7b4f2255804dcd1a243
SSDEEP 1536:QaaczXhtqkUlX/NGVcJ/gAqcX0JMseuiGSeNVvDi0tMuUJJnddI3GMbq:la7qc9rqzMseNoVv9EJFdXMbq
TLSH
T162C3260673E6C644F1B24B30CA3646F04A7BBCAAE970925F17407E5E7D32A51AD21B37
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery farfli persistence spyware stealer

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/5012-7-0x0000000010001000-0x0000000010021000-memory.dmp	family_farfli
behavioral2/memory/5012-6-0x0000000010000000-0x0000000010032000-memory.dmp	family_farfli
behavioral2/memory/5012-8-0x0000000010000000-0x0000000010032000-memory.dmp	family_farfli
behavioral2/memory/5012-9-0x0000000010001000-0x0000000010021000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 2 IoCs

resource	yara_rule
behavioral2/memory/5012-6-0x0000000010000000-0x0000000010032000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/5012-8-0x0000000010000000-0x0000000010032000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Badlisted process makes network request 8 IoCs

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

flow	pid	Process
1	5012	rundll32.exe
2	5012	rundll32.exe
3	5012	rundll32.exe
4	5012	rundll32.exe
8	5012	rundll32.exe
9	5012	rundll32.exe
10	5012	rundll32.exe
11	5012	rundll32.exe

Deletes itself 1 IoCs

pid	Process
1984	manxg.exe

Executes dropped EXE 1 IoCs

pid	Process
1984	manxg.exe

Loads dropped DLL 1 IoCs

pid	Process
5012	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-1-5-21-1086369643-1618123105-2567081378-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\fdozw\\ogvjehji.dll\",init"	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)	\??\a:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\d:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\m:	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

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	2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_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	manxg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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
4856	cmd.exe
1944	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1944	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5012	rundll32.exe
5012	rundll32.exe
5012	rundll32.exe
5012	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5012	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2536	2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe
1984	manxg.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 4856	2536	2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe	88
PID 4856 wrote to memory of 1944	4856	cmd.exe	90
PID 4856 wrote to memory of 1984	4856	cmd.exe	91
PID 1984 wrote to memory of 5012	1984	manxg.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\manxg.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4856
- - 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:1944
- - \??\c:\manxg.exe
    c:\manxg.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-30_fbe82acd628441cc7e21706801848784_elex_strictor_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1984
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\fdozw\ogvjehji.dll",init c:\manxg.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:5012

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

ogvjehji.dll

Path \??\c:\fdozw\ogvjehji.dll
Size 50KB
SHA256 a632527bcd457c9a4cfce83e7a9a675baff790b0279de5d8ea3192dfb2dd888a
MD5 ab32c5bfd7ecfbe9ed733dfb81210933
SHA1 4d5c6e7a0031691f12e78b096ff928b0d55bdfab
SHA512 59b971146292074d76d23d5f26889108f4d6e33804332449f4c589bf8a8d53e37ac8dfea47e9d3c5ae0f382ae1acf25c4968bea87b3f5ff9d51f2274229c1ab5
SSDEEP 1536:mrrG57ZqLLpf+Xz+HOtygmRnO/x5Rq8Gm:mwKGqutWM/x281
TLSH
T12033F1F4EFB4E067ECBA5F743E6A6215DA727B10C63188EA518090135F335CACA18717
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

manxg.exe

Path \??\c:\manxg.exe
Size 118KB
SHA256 3125a5e61d066177fe4195e834143ae74df0d7e0a46038e5d92ab7659408a04f
MD5 ea1450c4aa7f5c1a54bf44f3131cee0d
SHA1 3a1ac10fac115d38fd8680fff1cbd220a7ed7e91
SHA512 9e99fc49c38ecfac4b7f6d65f95f62747e952f6acb2b1606b501a6e1b1e1c57c428e787da2b70a55d65855e8d6d0f83462d2e81edb4c4efa0351cb2556c4dd34
SSDEEP 1536:QaaczXhtqkUlX/NGVcJ/gAqcX0JMseuiGSeNVvDi0tMuUJJnddI3GMbx:la7qc9rqzMseNoVv9EJFdXMbx
TLSH
T1A7C3260673E6C644F1B24B30CA3646F04A7BBCAAE970925F17407E5E7D32A51AD21B37
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5012-7-0x0000000010001000-0x0000000010021000-memory.dmp

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memory/5012-6-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/5012-8-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/5012-9-0x0000000010001000-0x0000000010021000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads