neshta | 3698e65466f471c8af44bc142858ae76ef699cf75120094b441ba99d1d19910c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-02-2025 15:52

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General

Target

LUA.exe
Size

2.7MB
MD5

0f611ea0e274baff8f59d4cc9a26d30c
SHA1

7df4e6e1ccea151bdfcfd89a071a6138d2b5663e
SHA256

3698e65466f471c8af44bc142858ae76ef699cf75120094b441ba99d1d19910c
SHA512

e0083eb5f060c33302eef88ba55c46f77a76d5785a8bb58e85f0fc20051a60abe0adf9d13d99d6d96f0f00c24e0222a3d1c7616fe5c0eea9f6b3f9ae594d5eb7
SSDEEP

24576:k00Ol9ch7zMxyltGbhikjjZKarnevk9CNFVdeNFGk078+wnuGKFgbT9LLnyyT85P:lPlC7zMkAfnwPvUCH2J0Qnyi8R

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-9.dat	family_neshta
behavioral1/memory/2696-82-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2696-84-0x0000000000400000-0x000000000041B000-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
2816	LUA.exe

Loads dropped DLL 2 IoCs

pid	Process
2696	LUA.exe
2696	LUA.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\" %*"	LUA.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\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	LUA.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	LUA.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	LUA.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	LUA.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	LUA.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	LUA.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	LUA.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	LUA.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\" %*"	LUA.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2816	2696	LUA.exe	30
PID 2696 wrote to memory of 2816	2696	LUA.exe	30
PID 2696 wrote to memory of 2816	2696	LUA.exe	30
PID 2696 wrote to memory of 2816	2696	LUA.exe	30

C:\Users\Admin\AppData\Local\Temp\LUA.exe
"C:\Users\Admin\AppData\Local\Temp\LUA.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:2696
- C:\Users\Admin\AppData\Local\Temp\3582-490\LUA.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\LUA.exe"
  2⤵
  - Executes dropped EXE
  PID:2816

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
C:\Users\Admin\AppData\Local\Temp\3582-490\LUA.exe

Filesize
2.6MB

MD5
4d27e048597dd98c2175405919ce509a

SHA1
ecd9679e240a771f110007525a3da901ddbf2778

SHA256
9743039e97b166236f26b94f21deb2c0bf4a68a1e8a33af13c06f7acf97f4f74

SHA512
4b779e5b4061582de76a0f299172dbb7e704cc1f4948aad087c3a72838584c3eb0cd0198c302ac5fb093aba6355e738abc0edc24a58a96e581a4f35c532d5b3c

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

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
memory/2696-82-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2696-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads