neshta | 1cdfb9986ffd44252d4f73d0ce10bfd2f94549fbf6433cc3d65dbb28bc70398c

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 04:43

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General

Target

INVOICE.exe
Size

869KB
MD5

97efcdff66ed144ceaa7f5417c595344
SHA1

9ba3a0dbc29763783aa177b49538c441f128ee5a
SHA256

834d7c633fa71e5139742a09c966e11e0fd5a4080f25568bb0f932aa60e4f0d7
SHA512

3baa03334a606e60bacb4f7478252ac3a1fa77ab1f429d72d9db0f37b791eda7bbfe4359a373fa43a2a2e9de1a744fa17fc1cd105fcc4dd1480272aac97dd04c
SSDEEP

12288:AydsFtkjM6VbGA7/Um5TBa1RHcZFto8xO0jvAxz4s+MIMc7S7VA+knfWrc:8cXCuCHj8xrUlDJc7+Emc

Score

10^/10

neshta discovery execution persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 6 IoCs

resource	yara_rule
behavioral1/memory/3044-22-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3044-20-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3044-19-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3044-18-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3044-105-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3044-107-0x0000000000400000-0x000000000041B000-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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2624	powershell.exe

Loads dropped DLL 1 IoCs

pid	Process
3044	INVOICE.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\" %*"	INVOICE.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2296 set thread context of 3044	2296	INVOICE.exe	33

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	INVOICE.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	INVOICE.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	INVOICE.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	INVOICE.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	INVOICE.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	INVOICE.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 3 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	INVOICE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	INVOICE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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\" %*"	INVOICE.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2624	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2624	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2624	2296	INVOICE.exe	31
PID 2296 wrote to memory of 2624	2296	INVOICE.exe	31
PID 2296 wrote to memory of 2624	2296	INVOICE.exe	31
PID 2296 wrote to memory of 2624	2296	INVOICE.exe	31
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33
PID 2296 wrote to memory of 3044	2296	INVOICE.exe	33

C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2624
- C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
  2⤵
  - 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:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Replay Monitor

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Downloads

C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

Filesize
547KB

MD5
01fc848369bf1148d1bfbc184a6bf4d8

SHA1
4ea170a72048c2fd32e47915b747940cc5400d54

SHA256
4b0355414251002b774a088d6be84e01bb3a86f81f3d180f32e7466192381f9c

SHA512
e19e38d66f3fbb328f65166a9319a50458917390655b48e27787b1b06b84d876ebd0b1bc9e75fa71ae94c2004a68655aeea63d8a313204fa3396d55445075f18

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/2296-0-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/2296-1-0x0000000000F50000-0x0000000001030000-memory.dmp

Filesize
896KB

Download
memory/2296-2-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2296-3-0x00000000003C0000-0x00000000003DE000-memory.dmp

Filesize
120KB

Download
memory/2296-4-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/2296-5-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2296-6-0x0000000000640000-0x00000000006D8000-memory.dmp

Filesize
608KB

Download
memory/2296-23-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/3044-15-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-9-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-18-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-14-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-13-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3044-7-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-19-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-20-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-22-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3044-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download