neshta | 3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbd

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 04:03

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General

Target

3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
Size

285KB
MD5

25e1b91a94bcb17438a3a12b8a45a750
SHA1

7a5767f1b42a419660160634de72f34cba5f9768
SHA256

3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbd
SHA512

76381b5656640600bfbd8745cb0b86b921871586d6892bd43a1af94d48cfb6dcedc1675f040c70a0c4fe840e8ebe34a7d837dbd27767f9ff5a4d18ed1c6a72d0
SSDEEP

6144:l9w5oT6FBfHUGwf+AyJLDmb39TBijHwQgKt5TGG:Y5oT6FBfHhw2AyM9ToHPXPyG

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

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
1492	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe

Loads dropped DLL 3 IoCs

pid	Process
1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.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\" %*"	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.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\COMMON~1\MICROS~1\ink\mip.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.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	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.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\" %*"	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 1492	1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe	30
PID 1520 wrote to memory of 1492	1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe	30
PID 1520 wrote to memory of 1492	1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe	30
PID 1520 wrote to memory of 1492	1520	3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe	30

C:\Users\Admin\AppData\Local\Temp\3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
"C:\Users\Admin\AppData\Local\Temp\3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.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:1520
- C:\Users\Admin\AppData\Local\Temp\3582-490\3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe"
  2⤵
  - Executes dropped EXE
  PID:1492

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
75a2a8802845cc8720f7c49d68b8048c

SHA1
99275e230521ca70b971c755c9b05ae587496cd0

SHA256
a1aa4bf4af5e00fd4d54a5b4552aae368b92e6b60494025762c27647ff6901e0

SHA512
5ab14f273aad0cfe8fe4c37fab2b4d13ad24b0a82394bcef647162b20deef7d5544022b034a43432713d214c008496aadd4b8d2495e431af879c47ada1c3956d

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\3687819aeb88e787233ac2f3db207305f74c2a68f5ee972efe0f76caefd6bfbdN.exe

Filesize
245KB

MD5
273d28618f6f7a082978e216e21d3107

SHA1
f16de87e8029ced527388d66eed772fcae50553b

SHA256
64c8c60a35d99cd197d3e94ee363ebbb5cb1d698327ffb52379749b992674989

SHA512
cc17ea76c533414afe851a5fc0bbafbaaae943081c10d7a574cb6f367d506e412d83fbd3dc0a37ea7ad317f103f29facdc43fce233f3f09633be59486ab6ac50

Download Submit
memory/1520-86-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1520-88-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads