farfli | ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
22/09/2026, 09:37

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General

Target
ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.exe
Size 211KB
Sample260922-llngtsda75
SHA256 ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09
MD5 87a74ba9035c88f159681b7fae4af10a
SHA1 6a3ed39616e012c8b1e871a403e04689725388f8
SHA512 f9e514e73997ac30012a6cfa0e7c95a63a0800dc324f91653b60feee663a9f4140896443d2c44564ea7958cac4074a7e2a2c04b1b7397a5e82a4ea6179044207
SSDEEP 3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTFQ:X2vnSwjaOcADw9cUeCOfQ
TLSH
T169241200CBB5B5E8C498607F0AC3A321FBF29ECEB7735BB152D6D12B9F50B066455990
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 4 IoCs

resource	yara_rule
behavioral2/memory/5344-15-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli
behavioral2/memory/5344-16-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli
behavioral2/memory/5344-18-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli
behavioral2/memory/5344-21-0x0000000010000000-0x000000001004E000-memory.dmp	family_farfli

Deletes itself 1 IoCs

pid	Process
1020	mapge.exe

Executes dropped EXE 2 IoCs

pid	Process
1020	mapge.exe
5344	jgytpo.exe

Loads dropped DLL 1 IoCs

pid	Process
5344	jgytpo.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-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\xwigxad\\jgytpo.exe \"c:\\Program Files\\xwigxad\\jgytpo.dll\",Compliance"	jgytpo.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:	jgytpo.exe
File opened (read-only)	\??\b:	jgytpo.exe
File opened (read-only)	\??\g:	jgytpo.exe
File opened (read-only)	\??\i:	jgytpo.exe
File opened (read-only)	\??\k:	jgytpo.exe
File opened (read-only)	\??\l:	jgytpo.exe
File opened (read-only)	\??\m:	jgytpo.exe
File opened (read-only)	\??\t:	jgytpo.exe
File opened (read-only)	\??\a:	jgytpo.exe
File opened (read-only)	\??\o:	jgytpo.exe
File opened (read-only)	\??\r:	jgytpo.exe
File opened (read-only)	\??\u:	jgytpo.exe
File opened (read-only)	\??\v:	jgytpo.exe
File opened (read-only)	\??\w:	jgytpo.exe
File opened (read-only)	\??\x:	jgytpo.exe
File opened (read-only)	\??\y:	jgytpo.exe
File opened (read-only)	\??\q:	jgytpo.exe
File opened (read-only)	\??\d:	jgytpo.exe
File opened (read-only)	\??\j:	jgytpo.exe
File opened (read-only)	\??\s:	jgytpo.exe
File opened (read-only)	\??\z:	jgytpo.exe
File opened (read-only)	\??\h:	jgytpo.exe
File opened (read-only)	\??\n:	jgytpo.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	jgytpo.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\xwigxad	mapge.exe
File created	\??\c:\Program Files\xwigxad\jgytpo.dll	mapge.exe
File created	\??\c:\Program Files\xwigxad\jgytpo.exe	mapge.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
1680	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	mapge.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jgytpo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.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
4020	PING.EXE
1680	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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	jgytpo.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	jgytpo.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4020	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5344	jgytpo.exe
5344	jgytpo.exe
5344	jgytpo.exe
5344	jgytpo.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5344	jgytpo.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
468	ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.exe
1020	mapge.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 1680	468	ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.exe	90
PID 1680 wrote to memory of 4020	1680	cmd.exe	92
PID 1680 wrote to memory of 1020	1680	cmd.exe	93
PID 1020 wrote to memory of 5344	1020	mapge.exe	94

C:\Users\Admin\AppData\Local\Temp\ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.exe
"C:\Users\Admin\AppData\Local\Temp\ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:468
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\mapge.exe "C:\Users\Admin\AppData\Local\Temp\ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.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:1680
- - 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:4020
- - C:\Users\Admin\AppData\Local\Temp\mapge.exe
    C:\Users\Admin\AppData\Local\Temp\\mapge.exe "C:\Users\Admin\AppData\Local\Temp\ee97417cf595960b553bc552a83c9479221c987d248ec223e92c8e00da5a5b09.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:1020
  - - \??\c:\Program Files\xwigxad\jgytpo.exe
      "c:\Program Files\xwigxad\jgytpo.exe" "c:\Program Files\xwigxad\jgytpo.dll",Compliance C:\Users\Admin\AppData\Local\Temp\mapge.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:5344

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3664

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

jgytpo.exe

Path C:\Program Files\xwigxad\jgytpo.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

mapge.exe

Path C:\Users\Admin\AppData\Local\Temp\mapge.exe
Size 211KB
SHA256 391788811c28fbc4ccf3d6185e0f155f1ddf60ecd086097fbba959a2225ea693
MD5 1906fa03f2df898074aa8926f0f8cb94
SHA1 6e44699cd447baf5638269692485014c0d8e0918
SHA512 918a9ba4bd23a5ea6a8977fb134d3d52b2b2f1cb54bde5deafb2055bb178a3983b4c4060729379a55fb912238158e5aa71116d9011dedbb3e71589c7d15d672d
SSDEEP 3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF:X2vnSwjaOcADw9cUeCOf
TLSH
T1A2241200CBB5B5E8C498607F0AC3A321FBF29ECEB7735BB152D6D12B9F50B066455990
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

jgytpo.dll

Path \??\c:\Program Files\xwigxad\jgytpo.dll
Size 141KB
SHA256 6157506a33a3a775a1f36d7082c0235a064369c45ab627022eb67a01321fc9b1
MD5 60e8f15d99c88714483cac55e93993de
SHA1 a15f062c9b45459787a8843a80ee419713136bef
SHA512 8d7c7a8421882e453e7f69b53c6df55d283dbd4d25b01477a76b5855acd99f14a452c65945adb6f0c2cf1c55176e4f3f59f43602eac9cb0ad5ad51d625547cb5
SSDEEP 3072:RGmRmNJToTJfp2D1QzpSyiJEkGSPf1bc4l3:RGMmfToTJY6zpSyvkGSn1tl3
TLSH
T143E312E0E3B7C4B6C269573183937DF3162CF5346B18072AFD62A32769394C44B9DA1A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/468-4-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/468-0-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/468-2-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/468-1-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/1020-7-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/1020-8-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/1020-12-0x0000000000400000-0x000000000044901D-memory.dmp

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memory/5344-15-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5344-16-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5344-18-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5344-21-0x0000000010000000-0x000000001004E000-memory.dmp

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