Overview
overview
10Static
static
10FN CHECKER...ER.exe
windows7-x64
10FN CHECKER...ER.exe
windows10-2004-x64
10FN CHECKER...rp.dll
windows7-x64
1FN CHECKER...rp.dll
windows10-2004-x64
1FN CHECKER...et.dll
windows7-x64
1FN CHECKER...et.dll
windows10-2004-x64
1FN CHECKER...to.dll
windows7-x64
1FN CHECKER...to.dll
windows10-2004-x64
1FN CHECKER...re.dll
windows7-x64
1FN CHECKER...re.dll
windows10-2004-x64
1FN CHECKER...rp.dll
windows7-x64
1FN CHECKER...rp.dll
windows10-2004-x64
1FN CHECKER...Re.dll
windows7-x64
1FN CHECKER...Re.dll
windows10-2004-x64
1FN CHECKER...le.dll
windows7-x64
1FN CHECKER...le.dll
windows10-2004-x64
1FN CHECKER...ne.dll
windows7-x64
1FN CHECKER...ne.dll
windows10-2004-x64
1FN CHECKER...or.dll
windows7-x64
1FN CHECKER...or.dll
windows10-2004-x64
1FN CHECKER...rp.dll
windows7-x64
1FN CHECKER...rp.dll
windows10-2004-x64
1FN CHECKER...ma.dll
windows7-x64
1FN CHECKER...ma.dll
windows10-2004-x64
1FN CHECKER...et.dll
windows7-x64
1FN CHECKER...et.dll
windows10-2004-x64
1FN CHECKER...er.dll
windows7-x64
1FN CHECKER...er.dll
windows10-2004-x64
1FN CHECKER...er.exe
windows7-x64
10FN CHECKER...er.exe
windows10-2004-x64
10FN CHECKER...as.dll
windows7-x64
1FN CHECKER...as.dll
windows10-2004-x64
1Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 10:41
Behavioral task
behavioral1
Sample
FN CHECKER/FN CHECKER/FN CHECKER.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
FN CHECKER/FN CHECKER/FN CHECKER.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
FN CHECKER/FN CHECKER/bin/AngleSharp.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
FN CHECKER/FN CHECKER/bin/AngleSharp.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
FN CHECKER/FN CHECKER/bin/BCrypt.Net.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
FN CHECKER/FN CHECKER/bin/BCrypt.Net.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
FN CHECKER/FN CHECKER/bin/BouncyCastle.Crypto.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
FN CHECKER/FN CHECKER/bin/BouncyCastle.Crypto.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
FN CHECKER/FN CHECKER/bin/CaptchaSharp.Services.More.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
FN CHECKER/FN CHECKER/bin/CaptchaSharp.Services.More.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
FN CHECKER/FN CHECKER/bin/CaptchaSharp.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
FN CHECKER/FN CHECKER/bin/CaptchaSharp.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
FN CHECKER/FN CHECKER/bin/CloudflareSolverRe.dll
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
FN CHECKER/FN CHECKER/bin/CloudflareSolverRe.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
FN CHECKER/FN CHECKER/bin/Colorful.Console.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
FN CHECKER/FN CHECKER/bin/Colorful.Console.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
FN CHECKER/FN CHECKER/bin/CommandLine.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
FN CHECKER/FN CHECKER/bin/CommandLine.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
FN CHECKER/FN CHECKER/bin/CommonServiceLocator.dll
Resource
win7-20241023-en
Behavioral task
behavioral20
Sample
FN CHECKER/FN CHECKER/bin/CommonServiceLocator.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
FN CHECKER/FN CHECKER/bin/CryptSharp.dll
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
FN CHECKER/FN CHECKER/bin/CryptSharp.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
FN CHECKER/FN CHECKER/bin/Esprima.dll
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
FN CHECKER/FN CHECKER/bin/Esprima.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
FN CHECKER/FN CHECKER/bin/Extreme.Net.dll
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
FN CHECKER/FN CHECKER/bin/Extreme.Net.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
FN CHECKER/FN CHECKER/bin/Fizzler.dll
Resource
win7-20241010-en
Behavioral task
behavioral28
Sample
FN CHECKER/FN CHECKER/bin/Fizzler.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
FN CHECKER/FN CHECKER/bin/Fortnite checker.exe
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
FN CHECKER/FN CHECKER/bin/Fortnite checker.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
FN CHECKER/FN CHECKER/bin/GalaSoft.MvvmLight.Extras.dll
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
FN CHECKER/FN CHECKER/bin/GalaSoft.MvvmLight.Extras.dll
Resource
win10v2004-20241007-en
General
-
Target
FN CHECKER/FN CHECKER/bin/Fortnite checker.exe
-
Size
517KB
-
MD5
4ee4eb93c2b66408bb2b7ed294ce8456
-
SHA1
0c5e89962612ae857dcdc7ae157c810a23c484a2
-
SHA256
3ccceb62c17463b89547b63957065b00621bfe611f6c83df1f6cb71c3c3b1c0f
-
SHA512
a44cc99c858c44ea7ce52328dcacec30e749804da182dcabf6978c1e73f1f5ff90dfb8c20ee1e82a6b2ee791a24289a0694b5e990de09df5d0b1c41d09af8088
-
SSDEEP
6144:k9EcZu6Te3V8zcL/9QRL5t5mVMZjE4usD6:BuTZ2lQRL5t5mOs
Malware Config
Signatures
-
Detect Neshta payload 4 IoCs
resource yara_rule behavioral30/files/0x000600000002021e-17.dat family_neshta behavioral30/memory/3320-97-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral30/memory/3320-98-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral30/memory/3320-100-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
-
Neshta family
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation Fortnite checker.exe -
Executes dropped EXE 1 IoCs
pid Process 4404 Fortnite checker.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" Fortnite checker.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe Fortnite checker.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE Fortnite checker.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE Fortnite checker.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com Fortnite checker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Fortnite checker.exe -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" Fortnite checker.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3320 wrote to memory of 4404 3320 Fortnite checker.exe 83 PID 3320 wrote to memory of 4404 3320 Fortnite checker.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\FN CHECKER\FN CHECKER\bin\Fortnite checker.exe"C:\Users\Admin\AppData\Local\Temp\FN CHECKER\FN CHECKER\bin\Fortnite checker.exe"1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3320 -
C:\Users\Admin\AppData\Local\Temp\3582-490\Fortnite checker.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\Fortnite checker.exe"2⤵
- Executes dropped EXE
PID:4404
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
86KB
MD53b73078a714bf61d1c19ebc3afc0e454
SHA19abeabd74613a2f533e2244c9ee6f967188e4e7e
SHA256ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
SHA51275959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4
-
Filesize
476KB
MD52be46b2eee85470878c9eea822f56ccf
SHA17638cdcde5199a5575a40972ae08a49572d4798d
SHA25647ddc3b79f14bac59112b388579f182680fb91bec380f6761bbbc4fe9cf5c1b8
SHA5120995295b382fd75a5a8e03b093540059fa8692f37be51a2203763b5a6f9a60eb590ee65f317f92aad1c67e4644dd0069f62f5d8d79ca3c1eff923d1e1fc24f70