neshta | 69c586c536d93226497121655235e83cd1332e550ef110de0aad6a05a62008cc

General

Target

att-19071817514.exe
Size

784KB
MD5

700995e915a6a8b1d62ef701d10113ac
SHA1

e31d7d13f6151ba921e978a70dcce67255addeb6
SHA256

2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18
SHA512

75ed48ddc399abf2f573d9d7dc15988938f48d62bf7d7b45a20da8279003cf8c22206b02de008055e5f9c39d6f40d66ccade1f1f7c26c77859580cd26c902551
SSDEEP

24576:Hn698VVY+Kp1qXSAfzW9zulnqLmkrOOm:a9SLXTWEnq3OOm

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/872-11-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/872-13-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/872-12-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/872-16-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/872-114-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/872-116-0x0000000000400000-0x000000000041B000-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:

att-19071817514.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	att-19071817514.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

att-19071817514.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	att-19071817514.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
Suspicious use of SetThreadContext 1 IoCs

Processes:

att-19071817514.exe

description pid process target process

PID 3812 set thread context of 872 3812 att-19071817514.exe att-19071817514.exe

description	pid	process	target process
PID 3812 set thread context of 872	3812	att-19071817514.exe	att-19071817514.exe

Drops file in Program Files directory 64 IoCs

Processes:

att-19071817514.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MI391D~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~2.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MIA062~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MI9C33~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.37\MICROS~3.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	att-19071817514.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	att-19071817514.exe

Drops file in Windows directory 1 IoCs

Processes:

att-19071817514.exe

description ioc process

File opened for modification C:\Windows\svchost.com att-19071817514.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	att-19071817514.exe

Modifies registry class 1 IoCs

Processes:

att-19071817514.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	att-19071817514.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

att-19071817514.exe

description	pid	process	target process
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe
PID 3812 wrote to memory of 872	3812	att-19071817514.exe	att-19071817514.exe

C:\Users\Admin\AppData\Local\Temp\att-19071817514.exe
"C:\Users\Admin\AppData\Local\Temp\att-19071817514.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3812

C:\Users\Admin\AppData\Local\Temp\att-19071817514.exe
"C:\Users\Admin\AppData\Local\Temp\att-19071817514.exe"
2⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:872

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

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Downloads

C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
Filesize
86KB

MD5
051424ac433bb5e99ffcca0bcb2ce96b

SHA1
3c9264fb7ace6e8ab2419514146aef075196d12a

SHA256
685c331ecc43805b2775995af5d865c8ac172d1543c97ad5d465e546f151197a

SHA512
1b92812777d9bf729988291eeff26ec7a7364cf8bcb02cb60cc8fb355367aae7d74c0f9a86f5965406545b64b9d41e65ad3f7178a00836bfd4b5bd768b9f31cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\att-19071817514.exe
Filesize
743KB

MD5
bfb1f02f804fac8751a7e624ade46b4f

SHA1
452827701cc46243eb3654907388c3ca7e68c9e4

SHA256
0b6525fa60e909a86bff23f398f6fdf88d2d666901f39cc8fb4cc6800ca92dd1

SHA512
64cb56d1f67ec7527dd6d961732e7041ee26b8d3c7ae98638134f46597d326217dfd1ead22f0bcaaf7d7c910a9264259e7f0a5c43b183e64d99dc5ebd944836f

Download Submit
memory/872-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/872-116-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/872-114-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/872-16-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/872-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/872-13-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3812-10-0x0000000009940000-0x00000000099DC000-memory.dmp

Filesize
624KB

Download
memory/3812-9-0x0000000006280000-0x000000000630C000-memory.dmp

Filesize
560KB

Download
memory/3812-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/3812-8-0x00000000046F0000-0x0000000004700000-memory.dmp

Filesize
64KB

Download
memory/3812-7-0x0000000008890000-0x000000000889C000-memory.dmp

Filesize
48KB

Download
memory/3812-6-0x00000000051C0000-0x00000000051E2000-memory.dmp

Filesize
136KB

Download
memory/3812-5-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3812-17-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3812-4-0x0000000004D80000-0x0000000004D8A000-memory.dmp

Filesize
40KB

Download
memory/3812-3-0x0000000004CE0000-0x0000000004D72000-memory.dmp

Filesize
584KB

Download
memory/3812-2-0x00000000051F0000-0x0000000005794000-memory.dmp

Filesize
5.6MB

Download
memory/3812-1-0x0000000000210000-0x00000000002D8000-memory.dmp

Filesize
800KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads