neshta | 10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2024, 19:47

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General

Target

10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
Size

295KB
MD5

cf3277c00d9724cf3f6b58ed5e53a8f1
SHA1

cfc57b4745a39e20a4f0bee172e574ef8ed30379
SHA256

10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49
SHA512

7a7363b9ca351ab482413617b741a5bf51b305713aa44237c130169f4465e69b8106175661cf4f51432a949f8e9c850608af8fc6107274708a7f57a5c7687780
SSDEEP

6144:k9//LL7OYk6EunLUDyJXOrY4VXRhDhl/Eu7mxKq9/:2/rDjLUDyJXOrnVXDDE8mxKo

Score

10^/10

neshta discovery persistence spyware stealer upx

Malware Config

Signatures

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral2/files/0x000600000002023a-18.dat	family_neshta
behavioral2/memory/3460-98-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3460-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3460-100-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3460-102-0x0000000000400000-0x000000000041B000-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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe

Executes dropped EXE 1 IoCs

pid	Process
4604	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.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\" %*"	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.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

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0008000000023c9f-4.dat	upx
behavioral2/memory/4604-12-0x0000000000400000-0x0000000000494000-memory.dmp	upx
behavioral2/memory/4604-14-0x0000000000400000-0x0000000000494000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.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
2732	4604	WerFault.exe	85

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	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.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\" %*"	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3460 wrote to memory of 4604	3460	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe	85
PID 3460 wrote to memory of 4604	3460	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe	85
PID 3460 wrote to memory of 4604	3460	10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe	85

C:\Users\Admin\AppData\Local\Temp\10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
"C:\Users\Admin\AppData\Local\Temp\10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.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:3460
- C:\Users\Admin\AppData\Local\Temp\3582-490\10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 456
    3⤵
    - Program crash
    PID:2732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4604 -ip 4604
1⤵
PID:1168

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

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\10eab88a548196edc9a66157e801b2f0cf4ccadfa73859b4906642aacf696b49.exe

Filesize
254KB

MD5
e8bf72dd834a1159e359b0263e671e1f

SHA1
939852e495ff331990d1ad87ef5a255ecf6bca53

SHA256
2288cfa44b117adc76aca0c3722b122a056dd922d512486a8b7047cfb5d87bcc

SHA512
55235fa100686e1bae5f62078122bee66a08646d89978259a25b1333346dddf4d1989f5edecef66634bf6167bcf3b4e3a157d0cb750d9f1254ae8f26cff29383

Download Submit
memory/3460-98-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3460-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3460-100-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3460-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4604-12-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/4604-14-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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