neshta | ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5

General

Target

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
Size

1.1MB
MD5

2c8e458ccc300f50906cceb2fd58cac1
SHA1

9368e9bc1a32f0ee73dd7a6f3fffc868c49ef2f1
SHA256

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5
SHA512

40ae3cdaf576be0302563fb909563a47d92afe956de7e280b24c40a19c4798294ce0f6a4635fbdf21ca0bd423824ddfa7b4f4ebede532ee2ad091df3272a3e54
SSDEEP

24576:o+/9A2YCDLq10eyJJe9Dx3qseCYVfuyZWcfwpg4V12qDUifJ4KNX2DHbs7+UA3l/:19A4LqD+66qJ3vNGDHg7vQUe

Score

10^/10

neshta discovery 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/3228-93-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3228-94-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3228-96-0x0000000000400000-0x000000000041B000-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:

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.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:

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

Drops file in Windows directory 1 IoCs

Processes:

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

description ioc process

File opened for modification C:\Windows\svchost.com ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.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	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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:

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

Modifies registry class 1 IoCs

Processes:

ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

C:\Users\Admin\AppData\Local\Temp\ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe
"C:\Users\Admin\AppData\Local\Temp\ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.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
PID:3228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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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\ef9086fe7320c0ec71289a6a529bd8cfdca714a820a81d69f7ae3a21c18aaaf5.exe

Filesize
1.1MB

MD5
7da9238343df65b585cc1de361ab46b4

SHA1
2fbc9ef067d79f90f9410a410443120233b124a6

SHA256
5277610ea90fff4e6b52a745a1ade32fd3afaf32644a5713d2459f9513801877

SHA512
d5744d275829f05929a445c179e399c6b8912e4c48f875ea8f80559da7e6e2db5b715d60edcd3935e092b3452d678f41a9f0ee0b5e27854cf23fa5138b3999a5

Download Submit
memory/3228-93-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3228-94-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3228-96-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads