neshta | 5f08b9730bfb51add1501c727c2a9b84adbcd393b18b9e596f64561b1845a543

General

Target

046531e01467ea983754774889bc2be0.exe
Size

2.0MB
MD5

046531e01467ea983754774889bc2be0
SHA1

dff68bc141413a50433622174d31e7092e16b9e9
SHA256

5f08b9730bfb51add1501c727c2a9b84adbcd393b18b9e596f64561b1845a543
SHA512

98ea639e2706c99c55e7eeb3169a9807dc35ae8ae660c8c90068acd54bddbdfa4203b003ec19357a065805cdeb8ce61a735bf3e733b26b0114b75a9fec555e6d
SSDEEP

24576:FWlJlbMedrnirXz2KDpXvG0B8hoHjXts1Pz5KgKcCQzA2IQ9QQbzZBgyJ42bEKb2:+lbMedDUahcQr5E9yQQnZXJF5qt

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

Processes:

resource	yara_rule
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	family_neshta
behavioral2/memory/4168-98-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4168-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4168-101-0x0000000000400000-0x000000000041B000-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

Processes:

046531e01467ea983754774889bc2be0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	046531e01467ea983754774889bc2be0.exe

Executes dropped EXE 1 IoCs

Processes:

046531e01467ea983754774889bc2be0.exe

pid process

4512 046531e01467ea983754774889bc2be0.exe

pid	process
4512	046531e01467ea983754774889bc2be0.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

046531e01467ea983754774889bc2be0.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	046531e01467ea983754774889bc2be0.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:

046531e01467ea983754774889bc2be0.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~2.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MIA062~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~4.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13187~1.37\MICROS~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~3.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MI391D~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MI9C33~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	046531e01467ea983754774889bc2be0.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	046531e01467ea983754774889bc2be0.exe

Drops file in Windows directory 1 IoCs

Processes:

046531e01467ea983754774889bc2be0.exe

description ioc process

File opened for modification C:\Windows\svchost.com 046531e01467ea983754774889bc2be0.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	046531e01467ea983754774889bc2be0.exe

Modifies registry class 1 IoCs

Processes:

046531e01467ea983754774889bc2be0.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	046531e01467ea983754774889bc2be0.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

046531e01467ea983754774889bc2be0.exe

description	pid	process	target process
PID 4168 wrote to memory of 4512	4168	046531e01467ea983754774889bc2be0.exe	046531e01467ea983754774889bc2be0.exe
PID 4168 wrote to memory of 4512	4168	046531e01467ea983754774889bc2be0.exe	046531e01467ea983754774889bc2be0.exe
PID 4168 wrote to memory of 4512	4168	046531e01467ea983754774889bc2be0.exe	046531e01467ea983754774889bc2be0.exe

C:\Users\Admin\AppData\Local\Temp\046531e01467ea983754774889bc2be0.exe
"C:\Users\Admin\AppData\Local\Temp\046531e01467ea983754774889bc2be0.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:4168

C:\Users\Admin\AppData\Local\Temp\3582-490\046531e01467ea983754774889bc2be0.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\046531e01467ea983754774889bc2be0.exe"
2⤵
- Executes dropped EXE
PID:4512

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

Loading Replay Monitor...

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\046531e01467ea983754774889bc2be0.exe
Filesize
2.0MB

MD5
3efe7e0bee1f9b1f286da035937ecd6b

SHA1
859f8db0aba987d9b7f47864d1dbcaedbd89c914

SHA256
debb4c734b3affab0cded2fd4166924abe13efd6209960d0db4812586f84a0ab

SHA512
af0a1e6bbba0730cfce683c281672eebad96ff60f3a37ef91de2af60710ffa10c59a2c0c76bbb68c9e5f50e1bac1b5749cdbec0c5aae9306a19cb86b1271259a

Download Submit
memory/4168-98-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4168-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4168-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads