neshta | 334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4feb

Analysis

max time kernel
19s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/12/2024, 06:16

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General

Target

334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
Size

1.0MB
MD5

ff7ecc061f797b525d567d5aad881620
SHA1

9dafd7ec42ff260abc8d24735206038762839949
SHA256

334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4feb
SHA512

0e00f343ac6f247862b58a9ab9606610c2e34c38b50be78ee4c906ebad66d01edc00a1a2339c7307fc8b94afd82eb4e2c06fcb972c989424754a6ac24ad9c370
SSDEEP

12288:M6iDsy/RtABUHZoLDOBYHjnB4mgOWUXHZEuDHyUR8e9+na5/choU5xZKLUjR89+4:ydruukzv3ZEA8X9jeR

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/2336-82-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2336-84-0x0000000000400000-0x000000000041B000-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
3060	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe

Loads dropped DLL 2 IoCs

pid	Process
2336	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
2336	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.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\" %*"	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.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\MSInfo\msinfo32.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.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	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.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\" %*"	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 3060	2336	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe	30
PID 2336 wrote to memory of 3060	2336	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe	30
PID 2336 wrote to memory of 3060	2336	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe	30
PID 2336 wrote to memory of 3060	2336	334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe	30

C:\Users\Admin\AppData\Local\Temp\334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
"C:\Users\Admin\AppData\Local\Temp\334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.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:2336
- C:\Users\Admin\AppData\Local\Temp\3582-490\334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe"
  2⤵
  - Executes dropped EXE
  PID:3060

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\334431aabc8dcda0e7dba3ea718d0ac47a72927f0e926874b513efdb29ac4febN.exe

Filesize
1009KB

MD5
ec5991f479e14a49af40f6180758994c

SHA1
bc1514b7ff874930cc7d4340f427679c247634b2

SHA256
dea800dc59302088ce982bed3a57458e40b559e7b8e77c1082cfac5c8b7b3b0d

SHA512
2850dabdd901489bca0002410ce27f2e2ac77a145b7108a66862d49c38696f8f2a90cd0de100ea434702e59367bceb0dbbfdff1529e919b93a76e74e23389220

Download Submit
memory/2336-82-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2336-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads