farfli | 5af77fd8ac5313f3d24de0c61c876075b93621534ac37292f62f3127338117c9

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
29/06/2026, 04:34

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_elex_wannacry.exe
Size 402KB
Sample260629-e68j6set6p
SHA256 5af77fd8ac5313f3d24de0c61c876075b93621534ac37292f62f3127338117c9
MD5 9e7843405f0162cd8e1baaf5b965abe5
SHA1 887ca79abb118ccd6e2388af8650d7a3604df23a
SHA512 05756f26c733e640879a0315e8740d5ebda14ed0dc18a7ca83390ec9e0eb66efe137ca4f426286fd2ab8f232ea8a4d962bb1ba01a88065a8f36daa6e9e1a9cc6
SSDEEP 6144:JtecHBTSpjVfs3mCL17O/cvARZZWcStoWwABr8iXpXxr2kDQH/9:nHBTwjBqbYkvqZMcV7i32ie
TLSH
T15C94CF2332C1C8B7C1D17373FEE2A672E3F5C2A84D356A6757EA015D1E2B44C92162A9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery farfli persistence spyware stealer upx

Malware Config

Signatures

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

Detects Farfli Backdoor 5 IoCs

resource	yara_rule
behavioral1/memory/5000-18-0x0000000010000000-0x000000001005A000-memory.dmp	family_farfli
behavioral1/memory/5000-16-0x0000000010000000-0x000000001005A000-memory.dmp	family_farfli
behavioral1/memory/5000-20-0x0000000010000000-0x000000001005A000-memory.dmp	family_farfli
behavioral1/memory/5000-23-0x0000000010000000-0x000000001005A000-memory.dmp	family_farfli
behavioral1/memory/5000-25-0x0000000010000000-0x000000001005A000-memory.dmp	family_farfli

Detects executables containing base64 encoded User Agent 5 IoCs

resource	yara_rule
behavioral1/memory/5000-18-0x0000000010000000-0x000000001005A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/5000-16-0x0000000010000000-0x000000001005A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/5000-20-0x0000000010000000-0x000000001005A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/5000-23-0x0000000010000000-0x000000001005A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/5000-25-0x0000000010000000-0x000000001005A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Deletes itself 1 IoCs

pid	Process
3204	eerdl.exe

Executes dropped EXE 2 IoCs

pid	Process
3204	eerdl.exe
5000	zhoqsh.exe

Loads dropped DLL 1 IoCs

pid	Process
5000	zhoqsh.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-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DESIME = "c:\\Program Files\\tvmpy\\zhoqsh.exe \"c:\\Program Files\\tvmpy\\zhoqsh.dll\",DoPrivacy"	zhoqsh.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)	\??\p:	zhoqsh.exe
File opened (read-only)	\??\r:	zhoqsh.exe
File opened (read-only)	\??\a:	zhoqsh.exe
File opened (read-only)	\??\g:	zhoqsh.exe
File opened (read-only)	\??\h:	zhoqsh.exe
File opened (read-only)	\??\k:	zhoqsh.exe
File opened (read-only)	\??\m:	zhoqsh.exe
File opened (read-only)	\??\n:	zhoqsh.exe
File opened (read-only)	\??\t:	zhoqsh.exe
File opened (read-only)	\??\u:	zhoqsh.exe
File opened (read-only)	\??\j:	zhoqsh.exe
File opened (read-only)	\??\q:	zhoqsh.exe
File opened (read-only)	\??\v:	zhoqsh.exe
File opened (read-only)	\??\x:	zhoqsh.exe
File opened (read-only)	\??\y:	zhoqsh.exe
File opened (read-only)	\??\o:	zhoqsh.exe
File opened (read-only)	\??\s:	zhoqsh.exe
File opened (read-only)	\??\w:	zhoqsh.exe
File opened (read-only)	\??\z:	zhoqsh.exe
File opened (read-only)	\??\b:	zhoqsh.exe
File opened (read-only)	\??\e:	zhoqsh.exe
File opened (read-only)	\??\i:	zhoqsh.exe
File opened (read-only)	\??\l:	zhoqsh.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	zhoqsh.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5072-0-0x0000000000400000-0x0000000000499000-memory.dmp	upx
behavioral1/memory/5072-2-0x0000000000400000-0x0000000000499000-memory.dmp	upx
behavioral1/files/0x000a0000000243d2-4.dat	upx
behavioral1/memory/3204-10-0x0000000000400000-0x0000000000499000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\tvmpy	eerdl.exe
File created	\??\c:\Program Files\tvmpy\zhoqsh.dll	eerdl.exe
File created	\??\c:\Program Files\tvmpy\zhoqsh.exe	eerdl.exe
File opened for modification	\??\c:\Program Files\tvmpy\zhoqsh.exe	eerdl.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	zhoqsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_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	eerdl.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
4172	cmd.exe
4672	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	zhoqsh.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	zhoqsh.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4672	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5000	zhoqsh.exe
5000	zhoqsh.exe
5000	zhoqsh.exe
5000	zhoqsh.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5000	zhoqsh.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5072	2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_elex_wannacry.exe
3204	eerdl.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 4172	5072	2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_elex_wannacry.exe	85
PID 4172 wrote to memory of 4672	4172	cmd.exe	87
PID 4172 wrote to memory of 3204	4172	cmd.exe	88
PID 3204 wrote to memory of 5000	3204	eerdl.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\eerdl.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_elex_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4172
- - 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:4672
- - C:\Users\Admin\AppData\Local\Temp\eerdl.exe
    C:\Users\Admin\AppData\Local\Temp\\eerdl.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-27_9e7843405f0162cd8e1baaf5b965abe5_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:3204
  - - \??\c:\Program Files\tvmpy\zhoqsh.exe
      "c:\Program Files\tvmpy\zhoqsh.exe" "c:\Program Files\tvmpy\zhoqsh.dll",DoPrivacy C:\Users\Admin\AppData\Local\Temp\eerdl.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:5000

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

zhoqsh.exe

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

Submit Download

eerdl.exe

Path C:\Users\Admin\AppData\Local\Temp\eerdl.exe
Size 402KB
SHA256 85f87aeba2c328fcc52c4f88b2b47cab1c21f1837de124f7bb3c18328c3eed7b
MD5 f8a2feb02d412539a50b801ebc56ecae
SHA1 0bf010668c9514e1c151e52780d381ee1c09ba64
SHA512 30755b0a5c10800896d50da85d0c0d2e57da8faecb425ff0def47dc0e1f27ae2af3ee6197fa9387f5552dca63e99ebc8c95c382086b6a4408f8a19d964a79d9a
SSDEEP 6144:JtecHBTSpjVfs3mCL17O/cvARZZWcStoWwABr8iXpXxr2kDQH/9a:nHBTwjBqbYkvqZMcV7i32ie0
TLSH
T16694CF2332C1C8B7C1D17373FEE2A672E3F5C2A84D356A7757EA015D1E2B44C92162A9
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

zhoqsh.dll

Path \??\c:\Program Files\tvmpy\zhoqsh.dll
Size 219KB
SHA256 9157dab4af02044ba369bf951c25a9e0320b60f7c4ec6f20df9e8560554933e3
MD5 f58e65c5fd8113acdca664abff5d0d26
SHA1 de0aaaed0aa8d1831fb6c5a4bc4349b1291ff76e
SHA512 245ad4e578a4f7f66df69ff62cafcb71d0ea1651336fe024655030990e9a1fb20e65d94312a707b776abef40795b0efeb182c377aa511799d84f3b5e341e6343
SSDEEP 6144:XxDink0qeQKc/A8MNfnX2p2KL5aI3iMK/:XAk9uNfnX2p2Q5aIxA
TLSH
T13B2413C4FF52EECEE8610AF03B4FA2A5DF705C6BC48202C114EE58535A65EA3F695B05
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3204-10-0x0000000000400000-0x0000000000499000-memory.dmp

Download

memory/5000-15-0x0000000000810000-0x0000000000811000-memory.dmp

Download

memory/5000-14-0x0000000010000000-0x000000001005A000-memory.dmp

Download

memory/5000-18-0x0000000010000000-0x000000001005A000-memory.dmp

Download

memory/5000-16-0x0000000010000000-0x000000001005A000-memory.dmp

Download

memory/5000-20-0x0000000010000000-0x000000001005A000-memory.dmp

Download

memory/5000-21-0x0000000000810000-0x0000000000811000-memory.dmp

Download

memory/5000-23-0x0000000010000000-0x000000001005A000-memory.dmp

Download

memory/5000-25-0x0000000010000000-0x000000001005A000-memory.dmp

Download

memory/5072-2-0x0000000000400000-0x0000000000499000-memory.dmp

Download

memory/5072-0-0x0000000000400000-0x0000000000499000-memory.dmp

Download