neshta | 5cc5def0f3bb96f67f39efa387a6cc5eaefa2499ddab4c8654e04390eaea9aa5

Analysis

max time kernel
135s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 20:10

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General

Target

2477.exe
Size

129KB
MD5

efc3056fc450ea6e1b5d3e584810a2be
SHA1

30d2d99c97d06c9d1a48719e65dbd381cf7fe096
SHA256

5cc5def0f3bb96f67f39efa387a6cc5eaefa2499ddab4c8654e04390eaea9aa5
SHA512

df04868eac6a924006a814552d713430aae5b638fb0a0178b79b512b8a1bfd50c58d6c209b306fdecdb208e8a5784bc14446e39555fb85437f9cbddf478fa58e
SSDEEP

3072:zr8WDrCBZaPgXbXbn/cXVOOZu0eKNDqmFg:Pu/osbr/j0BFg

Score

10^/10

neshta xworm discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

xworm

f8terat.ddns.net:7000

78.70.235.238:7000

Attributes

Install_directory
%Temp%
install_file
updater.exe
telegram
https://api.telegram.org/bot7084570776:AAHWfPRjpebc_dUAwpwOYQjDqVKGe1YgIxw/sendMessage?chat_id=5456205643

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000c000000023baa-5.dat	family_xworm
behavioral2/memory/1156-14-0x0000000000610000-0x000000000062C000-memory.dmp	family_xworm

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	2477.exe

Executes dropped EXE 1 IoCs

pid	Process
1156	2477.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\" %*"	2477.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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	ip-api.com

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	2477.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	2477.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	2477.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	2477.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	2477.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	2477.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	2477.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	2477.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	2477.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	2477.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	2477.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	2477.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	2477.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	2477.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2477.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\" %*"	2477.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1156	2477.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 1156	4076	2477.exe	86
PID 4076 wrote to memory of 1156	4076	2477.exe	86

C:\Users\Admin\AppData\Local\Temp\2477.exe
"C:\Users\Admin\AppData\Local\Temp\2477.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:4076
- C:\Users\Admin\AppData\Local\Temp\3582-490\2477.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\2477.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1156

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\AcroRd32.exe

Filesize
2.4MB

MD5
d9e8a1fa55faebd36ed2342fedefbedd

SHA1
c25cc7f0035488de9c5df0121a09b5100e1c28e9

SHA256
bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

SHA512
134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\2477.exe

Filesize
89KB

MD5
0ee20a416c4c752806bb696e44e7085e

SHA1
54dae877a748a236f12f2d0a3eb34c63a8aa7a73

SHA256
9ca4695aa52e3bf468c2bfe36ecc105c730157a6927e4d96f5ca148c51534c36

SHA512
78f3c7b275893fe55e03cedfa929403b704bcb123f0cb13850cfed002a72cb6a4572ad3e376508e999406d0e408ca32cc65b11a9d7dca48265735a42da85bde7

Download Submit
memory/1156-13-0x00007FFA35F73000-0x00007FFA35F75000-memory.dmp

Filesize
8KB

Download
memory/1156-14-0x0000000000610000-0x000000000062C000-memory.dmp

Filesize
112KB

Download
memory/1156-98-0x00007FFA35F70000-0x00007FFA36A31000-memory.dmp

Filesize
10.8MB

Download
memory/1156-99-0x00007FFA35F70000-0x00007FFA36A31000-memory.dmp

Filesize
10.8MB

Download
memory/4076-100-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4076-101-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4076-103-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads