neshta | 43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199c

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 20:33

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General

Target

43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
Size

1.3MB
MD5

f815739bc9c4b16ca7fbfc06f29b1540
SHA1

19acc8acc64ea0bff10a1f52ae30cd12c043ae00
SHA256

43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199c
SHA512

5c2358ec873a3a5fdcf80f0a8cf25a0a503b38bf92ea869d83dad3adf0f42e3d16495f0bf0568ba8051c299bdf6da3f13037e8c405ec156008348bd8b6169b86
SSDEEP

12288:0j6iUls9fjV5v3ZxhIdfiFCQR+bCaTKT856Vg/VVmQGQrVpmMEAToPJYJK/EjFsX:0j6iUK9jzidfkCE+72TOT1xXJHJXS

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2160	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe

Loads dropped DLL 1 IoCs

pid	Process
2100	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.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\" %*"	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.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\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.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	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.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\" %*"	43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe

C:\Users\Admin\AppData\Local\Temp\43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
"C:\Users\Admin\AppData\Local\Temp\43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe"
1⤵
- Loads dropped DLL
- 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:2100
- C:\Users\Admin\AppData\Local\Temp\3582-490\43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe"
  2⤵
  - Executes dropped EXE
  PID:2160

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

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:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE

Filesize
859KB

MD5
754309b7b83050a50768236ee966224f

SHA1
10ed7efc2e594417ddeb00a42deb8fd9f804ed53

SHA256
acd32dd903e5464b0ecd153fb3f71da520d2e59a63d4c355d9c1874c919d04e6

SHA512
e5aaddf62c08c8fcc1ae3f29df220c5c730a2efa96dd18685ee19f5a9d66c4735bb4416c4828033661990604669ed345415ef2dc096ec75e1ab378dd804b1614

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\43c961178454d26e11666dc9c382c3139031aa72bcc7167e2d2355f98900199cN.exe

Filesize
1.3MB

MD5
2e14eb1259a30d114651acd76be50aef

SHA1
c49f4b3f62b1ac64ec1e5c212d921607c3f9a827

SHA256
a748759062c3574b11fd0dc66438e7a055f40ef937660b1c3acaf96b8501575a

SHA512
056f926c35a2b7f492e81ebe211ef5ed24fc36a034c26614020342ebbbd9d945cecc8e8cf7dba21dfa11fd09719c7ef6da07179498cde8a69f1473a77858ed5a

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
memory/2100-82-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2100-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads