farfli | a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/08/2026, 07:38

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General

Target
a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.exe
Size 200KB
Sample260808-jgs6easfpd
SHA256 a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b
MD5 5bd733069859a3aaf62684a29cf501a7
SHA1 72db06a11294f96b84f24484dad4069a7a7ef7f5
SHA512 ee1f7845038ae16707c08b7ad5e871b437357cf4c83d81655258bb9088333aad71031e4a9dcba2b7ffac3b12acef5b1b13b20b3865273be1c1e4e9fd8d0b22a0
SSDEEP 3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
TLSH
T168141200CBB5A1E4D49834BA0AC3A311E7F2DECDBB735BB152D6922FAF41F166459890
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor bootkit discovery execution farfli gh0strat persistence rat spyware stealer

Malware Config

Extracted

Family

gh0strat

107.163.241.193:6520
http://107.163.241.181:16300/
http://107.163.241.182:12354/login.php

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 3 IoCs

resource	yara_rule
behavioral1/memory/4932-20-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli
behavioral1/memory/4932-22-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli
behavioral1/memory/4932-25-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli

Deletes itself 1 IoCs

pid	Process
2424	verppqz.exe

Executes dropped EXE 2 IoCs

pid	Process
2424	verppqz.exe
4932	szqohhep.exe

Loads dropped DLL 1 IoCs

pid	Process
4932	szqohhep.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-1-5-21-668679576-120646659-2289335452-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\fiqkc\\szqohhep.exe \"c:\\Program Files\\fiqkc\\szqohhep.dll\",Compliance"	szqohhep.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)	\??\n:	szqohhep.exe
File opened (read-only)	\??\u:	szqohhep.exe
File opened (read-only)	\??\v:	szqohhep.exe
File opened (read-only)	\??\x:	szqohhep.exe
File opened (read-only)	\??\g:	szqohhep.exe
File opened (read-only)	\??\l:	szqohhep.exe
File opened (read-only)	\??\r:	szqohhep.exe
File opened (read-only)	\??\y:	szqohhep.exe
File opened (read-only)	\??\e:	szqohhep.exe
File opened (read-only)	\??\m:	szqohhep.exe
File opened (read-only)	\??\q:	szqohhep.exe
File opened (read-only)	\??\t:	szqohhep.exe
File opened (read-only)	\??\w:	szqohhep.exe
File opened (read-only)	\??\z:	szqohhep.exe
File opened (read-only)	\??\a:	szqohhep.exe
File opened (read-only)	\??\i:	szqohhep.exe
File opened (read-only)	\??\o:	szqohhep.exe
File opened (read-only)	\??\p:	szqohhep.exe
File opened (read-only)	\??\s:	szqohhep.exe
File opened (read-only)	\??\b:	szqohhep.exe
File opened (read-only)	\??\h:	szqohhep.exe
File opened (read-only)	\??\j:	szqohhep.exe
File opened (read-only)	\??\k:	szqohhep.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	szqohhep.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\fiqkc	verppqz.exe
File created	\??\c:\Program Files\fiqkc\szqohhep.dll	verppqz.exe
File created	\??\c:\Program Files\fiqkc\szqohhep.exe	verppqz.exe
File opened for modification	\??\c:\Program Files\fiqkc\szqohhep.exe	verppqz.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
1068	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	verppqz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szqohhep.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.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
1068	cmd.exe
2776	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	szqohhep.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	szqohhep.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2776	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4932	szqohhep.exe
4932	szqohhep.exe
4932	szqohhep.exe
4932	szqohhep.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4932	szqohhep.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5068	a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.exe
2424	verppqz.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 1068	5068	a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.exe	86
PID 1068 wrote to memory of 2776	1068	cmd.exe	88
PID 1068 wrote to memory of 2424	1068	cmd.exe	89
PID 2424 wrote to memory of 4932	2424	verppqz.exe	90

C:\Users\Admin\AppData\Local\Temp\a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.exe
"C:\Users\Admin\AppData\Local\Temp\a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5068
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\verppqz.exe "C:\Users\Admin\AppData\Local\Temp\a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.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:1068
- - 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:2776
- - C:\Users\Admin\AppData\Local\Temp\verppqz.exe
    C:\Users\Admin\AppData\Local\Temp\\verppqz.exe "C:\Users\Admin\AppData\Local\Temp\a99bf6457f72398a781e4f41936df6a10d7d38e70d30061e3a784471b6d2240b.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:2424
  - - \??\c:\Program Files\fiqkc\szqohhep.exe
      "c:\Program Files\fiqkc\szqohhep.exe" "c:\Program Files\fiqkc\szqohhep.dll",Compliance C:\Users\Admin\AppData\Local\Temp\verppqz.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:4932

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

szqohhep.dll

Path C:\Program Files\fiqkc\szqohhep.dll
Size 141KB
SHA256 6caa2cc2880a5e7979f5a1bbd67b59f351f4eefa344d8bd5d9b63a853a76e5b3
MD5 cecaca0b29b514e414d357a65be478d8
SHA1 90abb9209bf02f28e5fe6003340ee2b671f87e30
SHA512 5491e0362eb44de5a2f1f1df8760e9ea8cc30986af77c934a2e479a83666be8649799368e4dc50ac5a4e324743c46d5ff8f54de4b28e6eefb62d80996f823a19
SSDEEP 3072:RGmRmNJToTJfp2D1QzpSyiJEkGSPf1bc4li:RGMmfToTJY6zpSyvkGSn1tli
TLSH
T102E312E0E3B7C4B6C269573183937DF3162CF5346B18072EED62A32769394C44A9DB1A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

szqohhep.exe

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

Submit Download

verppqz.exe

Path C:\Users\Admin\AppData\Local\Temp\verppqz.exe
Size 200KB
SHA256 48972ff0f40fe14b3ae2ea422909bef4123a5ee005a8e5bc7787d45fb153290a
MD5 ed5c65d6c3239a4c494599f4dc081ccc
SHA1 b6d25b91227e28af8a8eb77261729d6c71f1c043
SHA512 0f44a9af2b6eca4e32db7595c4d71ef43a9bd17b43050ac30cc3d3b831001be9d2282bb588ebb284a658ff074c966999f8aed8802ec215d3726507989ce904f2
SSDEEP 3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTz:X2vnSwjaOcADw9cUeCOf1
TLSH
T124141200DBB4A1E8D49834BA0AC3A311E7F2DECDBB735BB152D6922FAF41F166459490
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2424-9-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/2424-8-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/2424-16-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/4932-19-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/4932-20-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/4932-22-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/4932-25-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5068-4-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/5068-0-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/5068-2-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/5068-1-0x0000000000400000-0x000000000044901D-memory.dmp

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