neshta | 3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8

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
24/12/2024, 21:22

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General

Target

3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
Size

552KB
MD5

e8488e714efca435d9028d628b0f3855
SHA1

58fcac4920031d9346e8fad3b2f3577140f6c4c2
SHA256

3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8
SHA512

b572eaa64bf8b3b42b2e4321d9365775cc8215377b0887cd27021f291a96a1d8405da9ca3bbad1f16250c9f54b7cb9cbed7fc2c1b8c8875c262257ab8f63115a
SSDEEP

6144:k9UrwXEWEwlCzOwfOoyE4LGNA9DfcUg7fBvcPXUcK7TKRgotjmXK:1wXC+CzfOwufVg7fBveX/goX

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-8.dat	family_neshta
behavioral1/memory/1288-81-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1288-83-0x0000000000400000-0x000000000041B000-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
2244	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe

Loads dropped DLL 1 IoCs

pid	Process
1288	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.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\" %*"	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.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\Google\Update\1336~1.151\GOOGLE~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.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	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.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\" %*"	3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe

C:\Users\Admin\AppData\Local\Temp\3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
"C:\Users\Admin\AppData\Local\Temp\3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.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
PID:1288
- C:\Users\Admin\AppData\Local\Temp\3582-490\3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe"
  2⤵
  - Executes dropped EXE
  PID:2244

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
C:\Users\Admin\AppData\Local\Temp\3582-490\3b08d6b3835dab7b167188de26e641067b8b855a2f23f690351336c88c91bcd8.exe

Filesize
512KB

MD5
b291f8873a639da05dacc5fd237323f5

SHA1
681e637c0232927dbc05f805ecb5f0a3e31ebea6

SHA256
c8d2698edbb8aea25cab36bb1e37fd6485170df58f95fafafe45ab769f38bacd

SHA512
53a8175980bedb9bfc606878c2463e4c620711eeb7f7dd8d2ea4df04e5bcdc58b4f52cf2564d599adc75f02a84d4f94d097e747ca4d2d5ccb66b25426308d6be

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/1288-81-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1288-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads