neshta | cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 09:16

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General

Target

cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
Size

232KB
MD5

5b6cf25377df27d5642a935035ff3f40
SHA1

884a5e532872de3a867fa08564e3d58de3b7d22e
SHA256

cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488
SHA512

d2a7749442b96b793e6b12a7aa8c14238b5eada0bf3dc860ee7043e6e7db01c8f2572ce238eb75e55e9408c05ec25ddbe27d2c2197fdc9ad7fd862f5e2daa379
SSDEEP

3072:sr85C4NmI2cOSr2BPSW1I5ksCuk80AEJz1ROcd5wNNpbNKsf5E3JBC2kZU:k9KDNOSaBKW2nk5AE91ONfRmJBMZU

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-9.dat	family_neshta
behavioral1/memory/1872-83-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1872-85-0x0000000000400000-0x000000000041B000-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 2 IoCs

pid	Process
3068	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
1200	Process not Found

Loads dropped DLL 2 IoCs

pid	Process
1872	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
1872	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.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\" %*"	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.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\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.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	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.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\" %*"	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1872 wrote to memory of 3068	1872	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe	30
PID 1872 wrote to memory of 3068	1872	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe	30
PID 1872 wrote to memory of 3068	1872	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe	30
PID 1872 wrote to memory of 3068	1872	cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe	30

C:\Users\Admin\AppData\Local\Temp\cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
"C:\Users\Admin\AppData\Local\Temp\cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.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:1872
- C:\Users\Admin\AppData\Local\Temp\3582-490\cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe"
  2⤵
  - Executes dropped EXE
  PID:3068

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\cdafd1c6d8890ff1bdf60da23669dbd7c0b3d1b369922ec68852c967f3cf7488N.exe

Filesize
192KB

MD5
a56f7ba31ca89e7815046a73df82c16e

SHA1
c05e5a2319b5dced7c751d308ad734c125b4ed28

SHA256
aadc066c8a6d64cb2ebc19d0ffc7f9f3e0ed87eb06d2cea209d7e23847a3fdaf

SHA512
f85bea17aecae238a75bac0a45e8950c0fe24eb4ad4ed95ef9b12b5f8ed02ca9e95e6a954c8a27e94b09d66344f5edd1005feeff66bc1c3d27d7f19449944690

Download Submit
memory/1872-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1872-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads