neshta | 0e5a0815a7c2ae0cc67cd267c8c8013fa0bdcfcace45a6f88460d8e8af70cf0f

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 10:41

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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

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral29/files/0x0001000000010314-9.dat	family_neshta
behavioral29/memory/2136-85-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral29/memory/2136-87-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Neshta family
neshta

Executes dropped EXE 1 IoCs

pid	Process
1592	Fortnite checker.exe

Loads dropped DLL 2 IoCs

pid	Process
2136	Fortnite checker.exe
2136	Fortnite checker.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

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.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.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\Office14\GROOVEMN.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.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\COMMON~1\Adobe\Updater6\ADOBEU~1.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\Office14\MSOUC.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.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\WI54FB~1\WMPDMC.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.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\Google\Update\1336~1.151\GOOGLE~3.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.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\Adobe\READER~1.0\Reader\AcroRd32.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	Fortnite checker.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.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 Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

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 7 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 1592	2136	Fortnite checker.exe	31
PID 2136 wrote to memory of 1592	2136	Fortnite checker.exe	31
PID 2136 wrote to memory of 1592	2136	Fortnite checker.exe	31
PID 2136 wrote to memory of 1592	2136	Fortnite checker.exe	31
PID 1592 wrote to memory of 2952	1592	Fortnite checker.exe	33
PID 1592 wrote to memory of 2952	1592	Fortnite checker.exe	33
PID 1592 wrote to memory of 2952	1592	Fortnite checker.exe	33

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⤵
- Loads dropped DLL
- 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:2136
- 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
  - Suspicious use of WriteProcessMemory
  PID:1592
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 1592 -s 492
    3⤵
    PID:2952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

Filesize
547KB

MD5
cf6c595d3e5e9667667af096762fd9c4

SHA1
9bb44da8d7f6457099cb56e4f7d1026963dce7ce

SHA256
593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

SHA512
ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\Fortnite checker.exe

Filesize
476KB

MD5
2be46b2eee85470878c9eea822f56ccf

SHA1
7638cdcde5199a5575a40972ae08a49572d4798d

SHA256
47ddc3b79f14bac59112b388579f182680fb91bec380f6761bbbc4fe9cf5c1b8

SHA512
0995295b382fd75a5a8e03b093540059fa8692f37be51a2203763b5a6f9a60eb590ee65f317f92aad1c67e4644dd0069f62f5d8d79ca3c1eff923d1e1fc24f70

Download Submit
memory/1592-11-0x000007FEF5F93000-0x000007FEF5F94000-memory.dmp

Filesize
4KB

Download
memory/1592-12-0x00000000003D0000-0x000000000044C000-memory.dmp

Filesize
496KB

Download
memory/2136-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2136-87-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads