neshta | 6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 16:57

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General

Target

6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
Size

1011KB
MD5

887de8413148d4ad6356e5282db14150
SHA1

495b29b679f87bb4d79cb9ce9bd2893248666c97
SHA256

6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094
SHA512

0bb98e510f5dfd38b790a03b73d16573e36a67308dbd5f4e2feab9ff6b77ee2882239602f7022673c310fdf62c990c58693eaa60b07b5b002ba5c04bc9aed07b
SSDEEP

6144:k9tdOT97dOMNbGPR7rq6coqYfbddOWZqIGRPgtlzGdOAS3KN/dbGPR7qvKwGjY/3:fuDprq/YfO5I+P8LbJpqL5wWWZi

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

resource	yara_rule
behavioral2/files/0x0006000000020241-18.dat	family_neshta
behavioral2/memory/4308-98-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4308-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4308-101-0x0000000000400000-0x000000000041B000-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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe

Executes dropped EXE 1 IoCs

pid	Process
1700	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.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\" %*"	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.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\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3592	1700	WerFault.exe	85

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.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\" %*"	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 1700	4308	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe	85
PID 4308 wrote to memory of 1700	4308	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe	85
PID 4308 wrote to memory of 1700	4308	6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe	85

C:\Users\Admin\AppData\Local\Temp\6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
"C:\Users\Admin\AppData\Local\Temp\6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.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:4308
- C:\Users\Admin\AppData\Local\Temp\3582-490\6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 824
    3⤵
    - Program crash
    PID:3592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1700 -ip 1700
1⤵
PID:2040

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\6e4d49bd42ff32ec86088e3f6b976d4456438de5f86def6aa45b59ee7c0d4094N.exe

Filesize
970KB

MD5
beb8d4cebb8be5d21c9a2bd2c2128c02

SHA1
70a5ff8872b1e0c25cec329a44fc0e448d6db244

SHA256
59e300c5d29520b230293195351835be81b329860cb6d2d0a86a44aab89737d3

SHA512
352e4f0b0a997f66aee80dcfd3b6a013820cc0b2a0db9ab7b412681b76b8cff782b106ffd06086737b8bf254f8e91edf59d5636328ccc02db0e161f97d49593e

Download Submit
memory/1700-12-0x000000007384E000-0x000000007384F000-memory.dmp

Filesize
4KB

Download
memory/1700-13-0x0000000000C10000-0x0000000000D06000-memory.dmp

Filesize
984KB

Download
memory/1700-14-0x0000000005BD0000-0x0000000006174000-memory.dmp

Filesize
5.6MB

Download
memory/4308-98-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4308-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4308-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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