neshta | 1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 13:18

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General

Target

1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
Size

220KB
MD5

ee26f3ecd5b826d10ed4c394e7671250
SHA1

719cf964c855b4d293b11b351b1ab84c792b6c17
SHA256

1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155
SHA512

858504b6bc49ed7a9ac8c737bd36af1d9f84fda12fc02f6f731a81bb58b134d540cb22afd3081240c3dd9cd6a2822e782f59be94775a6e000b9304fc8c5f6a57
SSDEEP

3072:sr85CqJx91Vp0rjsL1TeobnP+tTiLb1HGKVrWXdl+ArhuGytXM+UTY:k9A9jKrjsJioTPkeHPVrWt3QGSXYTY

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/1924-106-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1924-108-0x0000000000400000-0x000000000041B000-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
1980	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
1252	Process not Found

Loads dropped DLL 3 IoCs

pid	Process
1924	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
1252	Process not Found
1924	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.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\" %*"	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.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\Adobe\Updater6\ADOBE_~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.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	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.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\" %*"	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 1980	1924	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe	30
PID 1924 wrote to memory of 1980	1924	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe	30
PID 1924 wrote to memory of 1980	1924	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe	30
PID 1924 wrote to memory of 1980	1924	1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe	30

C:\Users\Admin\AppData\Local\Temp\1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
"C:\Users\Admin\AppData\Local\Temp\1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.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:1924
- C:\Users\Admin\AppData\Local\Temp\3582-490\1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe"
  2⤵
  - Executes dropped EXE
  PID:1980

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
C:\Users\Admin\AppData\Local\Temp\3582-490\1fde851d2af969ac4ca57846c7d21bb117d44e2089bd82b6a3f4dc593cb4e155N.exe

Filesize
179KB

MD5
74f6d739bd64145bd2d9812caaf78359

SHA1
c46dd00b0607976616fb44ebdf1c01e131f32e70

SHA256
23864c7483f6ad7111598c0188556cc2239b1d28285d6dd1421dd899541abad8

SHA512
80167e634d2e7fe29f0bb191c93ad89c3dd3e1b3287ef687091bdf690d22f4dd27b9aa46b32f46894a574c44899716690ba08a5a5400d10808a2c3b861392bfb

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabA64F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA652.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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/1924-106-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1924-108-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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