neshta | 3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8

Analysis

max time kernel
104s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-11-2024 06:52

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General

Target

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
Size

1.5MB
MD5

85fb630993fdb447017d1f783f436dd0
SHA1

f9cd14ff1c63b5296efbf50e0fa33d3c3cdec991
SHA256

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8
SHA512

39b80588baedc8b346a490aa6e0e19d27b74fdf1ee3004f120ed6b7c734ce339ddd70d9724da28ca86335410794d8930229a77f1cee49934234c8e4646d9d79e
SSDEEP

12288:2LEgR0ro/0EhcXAHjRYSN9bUlOr/oJfT9Pu0XejfQ1JRQ3Tzvx+nDIpnUB6CC:IEgRN/th3VelBPu0XUfWJms0pnh

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/files/0x000600000002023a-21.dat	family_neshta
behavioral2/memory/1644-101-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1644-102-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1644-103-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1644-105-0x0000000000400000-0x000000000041B000-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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

Executes dropped EXE 1 IoCs

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

pid	Process
4812	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.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

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	ioc	Process
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

Drops file in Windows directory 1 IoCs

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.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 2 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

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

Modifies registry class 1 IoCs

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

description	pid	Process	procid_target
PID 1644 wrote to memory of 4812	1644	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe	84
PID 1644 wrote to memory of 4812	1644	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe	84
PID 1644 wrote to memory of 4812	1644	3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe	84

C:\Users\Admin\AppData\Local\Temp\3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
"C:\Users\Admin\AppData\Local\Temp\3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.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:1644
- C:\Users\Admin\AppData\Local\Temp\3582-490\3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4812

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

Query Registry

T1012

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:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

Filesize
86KB

MD5
3b73078a714bf61d1c19ebc3afc0e454

SHA1
9abeabd74613a2f533e2244c9ee6f967188e4e7e

SHA256
ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

SHA512
75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\3135aba43160052d12f2ffcbc308165498bae93fc51fbac5ebd786f2f565f7e8N.exe

Filesize
1.4MB

MD5
d203ecc638d1718909b1ad5b63deb004

SHA1
beb3e02dfe8947abb7f45ae8f7c214f3d8fea84f

SHA256
40245926bcef6b6a3b67eae7803cf3a39cc4173a3a0ef5380e216b53542c9a72

SHA512
291b910b4e63f19eaf141551f5506b85cf1cecf000d0b4271147c1d0960d4e1776551bedf0ea6ec7d089169e693397557fb4f5780034f8c49d75a9b755f8397c

Download Submit
memory/1644-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1644-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1644-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1644-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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memory/4812-12-0x00000000737FE000-0x00000000737FF000-memory.dmp

Filesize
4KB

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memory/4812-13-0x0000000000C40000-0x0000000000DB6000-memory.dmp

Filesize
1.5MB

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memory/4812-14-0x00000000737F0000-0x0000000073FA0000-memory.dmp

Filesize
7.7MB

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memory/4812-17-0x00000000737F0000-0x0000000073FA0000-memory.dmp

Filesize
7.7MB

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