neshta | 49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 22:09

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General

Target

49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
Size

90KB
MD5

577a5a19c5016f4a1866588ed115da34
SHA1

a7e9197c8830b9115ed369dce6f14f5b50b1b088
SHA256

49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6
SHA512

e9b05a5c033f7078e21af312ddf9881ffaffd44a7cafed450a2bedf5bbc354ff644175af933912da36f1bb3361154fb78c7a3d0a53771df6035c3e14f1199a67
SSDEEP

1536:JxqjQ+P04wsmJCUnEMRH38+cKJ29EHZk4UR80jdqK7ciZ83F3Mw:sr85CUnEeH38jKJ29G1URNJciZ81X

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-11.dat	family_neshta
behavioral1/memory/2756-90-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2756-92-0x0000000000400000-0x000000000041B000-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
2840	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe

Loads dropped DLL 3 IoCs

pid	Process
2756	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
2836	dw20.exe
2756	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.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\" %*"	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.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\Eula.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.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	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.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\" %*"	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2840	2756	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	30
PID 2756 wrote to memory of 2840	2756	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	30
PID 2756 wrote to memory of 2840	2756	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	30
PID 2756 wrote to memory of 2840	2756	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	30
PID 2840 wrote to memory of 2836	2840	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	31
PID 2840 wrote to memory of 2836	2840	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	31
PID 2840 wrote to memory of 2836	2840	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	31
PID 2840 wrote to memory of 2836	2840	49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe	31

C:\Users\Admin\AppData\Local\Temp\49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
"C:\Users\Admin\AppData\Local\Temp\49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.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:2756
- C:\Users\Admin\AppData\Local\Temp\3582-490\49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 432
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2836

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

Replay Monitor

Loading Replay Monitor...

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\49a0151f4124b518d9f3ab909e5479da55f18ddc44b23dbe266a44d500857fd6.exe

Filesize
50KB

MD5
f46a2cf2051b7905ff585626efe006a8

SHA1
cd1e66b515277ef5ae984eb53f1248e24d2ca43c

SHA256
2bbc0d89aacb9ec5bdd5fd173aea4f5993c90596c15512a8bb0db2d8f85d1d7d

SHA512
4f3da5a0fa6c761f6e61d270f8f663a46605c696010337015a3709d38e2ab50651c7eefff30b6760d4617c742975751e0016160cd11b57e8ed92e3e4577a084d

Download Submit
memory/2756-90-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2756-92-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2836-16-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2840-12-0x0000000074891000-0x0000000074892000-memory.dmp

Filesize
4KB

Download
memory/2840-13-0x0000000074890000-0x0000000074E3B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-14-0x0000000074890000-0x0000000074E3B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-89-0x0000000074890000-0x0000000074E3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads