neshta | 6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-02-2025 00:49

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General

Target

6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
Size

254KB
MD5

02a024bee5958fd94bfe549e7cea29ca
SHA1

c9222564d68b85d7205c9ff2fbb7dd87f1be0254
SHA256

6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3
SHA512

3614c0b89d514e68ff81562b1ee99f27590bbf5e5076a4d5fb9cf5ea3a18c298ac52b31f007a3e12bb9d5dc1ae4322c5e423b57b878864ba32ce929d00dfa968
SSDEEP

3072:ar85Crl4dsOc6v2vTzwU+Pho86meq+FaSoB2+vSHr8qcVz5fzsC:C943PiY+Fa7BdvG1cT7

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
1988	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe

Loads dropped DLL 2 IoCs

pid	Process
2120	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
2120	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.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\" %*"	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.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\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.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	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.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\" %*"	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 1988	2120	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe	30
PID 2120 wrote to memory of 1988	2120	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe	30
PID 2120 wrote to memory of 1988	2120	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe	30
PID 2120 wrote to memory of 1988	2120	6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe	30

C:\Users\Admin\AppData\Local\Temp\6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
"C:\Users\Admin\AppData\Local\Temp\6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.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
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\3582-490\6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe"
  2⤵
  - Executes dropped EXE
  PID:1988

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\dwtrig20.exe

Filesize
547KB

MD5
7b0b3e4de46a7fd9c3058368621ee36d

SHA1
68698fe6dbf480ac80312a546d21841064b1181b

SHA256
a90d99c693ac8559c31c9c41cfe33e5a56486716e42464d417766406de2882a0

SHA512
78c793d1ce36a5513b6c5f01e8c6b4dcc30ac349a570467f3553cf4076d7a06c262c81a074c5a89db253f09ff5b3c51660d2eae384bcc22975da890e0c11f89d

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

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\6b578d532c49d4a5f55c59e9efd341700556d7ed78d3249d56e4358aad4be5f3.exe

Filesize
213KB

MD5
20d89d1781cde87db3a8b59da816efcc

SHA1
4f6670c4dcd8d978b21d1db91e081e609f5abcd0

SHA256
4653df6eb852f717ac03d5ecdfdd5e1e2c1ac70b012049f1188e0e7d5b5f8983

SHA512
7b03a2e2c5f94a3e6164e160e3346cf0e8247471c48858dad9747dc17c8bccd20caaf2ea9f15d7e6be3e633a01536caefdeff6b384c4448c861f1e5a5ff6cf0e

Download Submit
memory/2120-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads