neshta | ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8

Analysis

max time kernel
92s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 21:51

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General

Target

ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
Size

2.2MB
MD5

80f50dc968b10441a1ae81affd023ac0
SHA1

3bf04ce75f26bb76202e2ebd8a3226c5bdb99fc5
SHA256

ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8
SHA512

7b279339c5b71eb34e829e68ea7cd7ed1aa6abffae5879bb9c3a1b92fd83f9d33f51b0c99058fc1b7c3933c31ee1df3209c0e4c9f505b83117702f4b7e21470a
SSDEEP

24576:FcFu/z+MJuqr26tyC1wZxk+V0WBR0d9g1matUiAuVPRPWlYcAicf1otl+:SoiMrExOWBDQuVPRPABjcf1Cl+

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

resource	yara_rule
behavioral2/files/0x0006000000020228-17.dat	family_neshta
behavioral2/memory/4624-97-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4624-98-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4624-100-0x0000000000400000-0x000000000041B000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe

Executes dropped EXE 1 IoCs

pid	Process
5048	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.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\" %*"	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.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\EDGEUP~1\13147~1.37\MICROS~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.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
2980	5048	WerFault.exe	84

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	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.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\" %*"	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 5048	4624	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe	84
PID 4624 wrote to memory of 5048	4624	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe	84
PID 4624 wrote to memory of 5048	4624	ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe	84

C:\Users\Admin\AppData\Local\Temp\ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
"C:\Users\Admin\AppData\Local\Temp\ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.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:4624
- C:\Users\Admin\AppData\Local\Temp\3582-490\ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 852
    3⤵
    - Program crash
    PID:2980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 5048 -ip 5048
1⤵
PID:2708

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

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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\ff5f824097fe30bf84f613b98cda035f6b16a99e81fa362661713fd297271da8N.exe

Filesize
2.1MB

MD5
17968c3b86dc973396824d9ad39b57c1

SHA1
c651f57d2d76dc8d23e3aa0ae9a9d0e3d82b3a5e

SHA256
ee56cdcfddbbe3c1d1af7966a7da9e49892de78fed6c9756dc53cf9c9238b6d8

SHA512
8b3b5b23f5bd9d8f63dd1e1fa6aad3c0040a39f54225dba83c5761eb71ca83c1c27da2528c6101d2f085ff8e4a685116942d96999526e37871bdae7e92f414cd

Download Submit
memory/4624-97-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4624-98-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4624-100-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5048-12-0x000000007336E000-0x000000007336F000-memory.dmp

Filesize
4KB

Download
memory/5048-13-0x00000000005C0000-0x00000000007E4000-memory.dmp

Filesize
2.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads