neshta | 265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07/12/2024, 20:39

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General

Target

265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
Size

1.6MB
MD5

47d004b1dbc6b24e86422681631cabe0
SHA1

36617b5d1ecdf1721beae2059343da2273c2fa75
SHA256

265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582
SHA512

bf4b05fc8979d672d49597649bf37633369d572f793e1a8cd3b8ff30c98265b1ee7b9d2222555c45b2f18edccad449638aa539d1eb359472aa619c03193109c9
SSDEEP

24576:yVZTSorVEVDzytegz0vhdNcYYO/SKNj0TJFDv+kkm1v5DL+tnP/svpFSaE:yHjVhEXJYx+kkm1v50nP/UpFSa

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010315-10.dat	family_neshta
behavioral1/memory/1944-83-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1944-85-0x0000000000400000-0x000000000041B000-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

Executes dropped EXE 1 IoCs

pid	Process
1036	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe

Loads dropped DLL 2 IoCs

pid	Process
1944	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
1944	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.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\" %*"	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.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\INTERN~1\ieinstal.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.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	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.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\" %*"	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 1036	1944	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe	30
PID 1944 wrote to memory of 1036	1944	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe	30
PID 1944 wrote to memory of 1036	1944	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe	30
PID 1944 wrote to memory of 1036	1944	265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe	30

C:\Users\Admin\AppData\Local\Temp\265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
"C:\Users\Admin\AppData\Local\Temp\265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.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:1944
- C:\Users\Admin\AppData\Local\Temp\3582-490\265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe"
  2⤵
  - Executes dropped EXE
  PID:1036

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
cf6c595d3e5e9667667af096762fd9c4

SHA1
9bb44da8d7f6457099cb56e4f7d1026963dce7ce

SHA256
593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

SHA512
ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

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\265d81abae193073427fc431845dbf0b8ec85cde1b3345b4fdef64bbee095582N.exe

Filesize
1.6MB

MD5
392977ddc5bab18aed92c78c7afb1fcf

SHA1
c8507e389506199e18b18c1bb6ad76dc9ad48fcd

SHA256
af2f3623b00d7b15e505d05a6882300660ca4bf757aaa07a79fdb10f2c1f197c

SHA512
7602c7cb59e27e5c02dac470f516772edcaaf863c26e5059d1fff76143e211445cb6eeef5289282bb23dd607930d10ea3a8d7e6365b652056cc7061435d36bb2

Download Submit
memory/1944-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1944-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads