neshta | 86d9894398d376a498466166708383600fe3ed7c480a40c28b2ea7c59d00032d

General

Target

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
Size

329KB
MD5

b8685d3f8d71e36eaea4f90d68e7d826
SHA1

467f7a5d85cb7b8844b6e9c4a9346d2e5ad7b462
SHA256

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a
SHA512

cf5c124aa7be7a4bf28e3c5096466ab8f49e35084ed70fb2baad0bf1486e1ba32d8e83d355dc46dde50d7185587de4c81a568109786207617177c6104bb48edf
SSDEEP

3072:sr85C8tNDgti3RZJMp6z+XwBg+XwBy5fwU2WRnfUnVJteMRvyw:k9+gmzTBgTBVU2KnKXfJH

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 9 IoCs

Processes:

resource	yara_rule
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	family_neshta
behavioral2/memory/4700-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-100-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-101-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-102-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-103-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-104-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-105-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4700-107-0x0000000000400000-0x000000000041B000-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

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

Executes dropped EXE 1 IoCs

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

pid process

1196 e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

pid	process
1196	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

Reads user/profile data of web browsers 2 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

Drops file in Program Files directory 64 IoCs

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI391D~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~2.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI9C33~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MIA062~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13185~1.29\MICROS~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

Drops file in Windows directory 1 IoCs

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

description ioc process

File opened for modification C:\Windows\svchost.com e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

Modifies registry class 1 IoCs

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

description	pid	process	target process
PID 4700 wrote to memory of 1196	4700	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
PID 4700 wrote to memory of 1196	4700	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
PID 4700 wrote to memory of 1196	4700	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe	e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe

C:\Users\Admin\AppData\Local\Temp\e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
"C:\Users\Admin\AppData\Local\Temp\e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe"
1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4700

C:\Users\Admin\AppData\Local\Temp\3582-490\e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe"
2⤵
- Executes dropped EXE
PID:1196

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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\e38574e0d3c5d13be54931474871f59b53388eebfaae47c72d3602edff79f60a.exe
Filesize
289KB

MD5
7eeaac71ef0c62fb925918a4000af25e

SHA1
4e042620531b7929ea8d51b22ba966129fc24585

SHA256
4860410b2841c21fecdfd3b7822b97e00583f87eb36e65cba2cacda6f1f9b82a

SHA512
cc296e90c887099b7ee38d151bff8d735c6eb91afb7b26d9a945591a0692abd4794db9de0c65cd327857f909334b152564c9978a9aecf9322aaba2462d2b6f14

Download Submit
memory/4700-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-100-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-104-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4700-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads