neshta | 289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2b

Analysis

max time kernel
47s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 04:12

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General

Target

289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
Size

3.3MB
MD5

95faf7b75fc5b3d06247c6b63e1348b0
SHA1

428dd9c4b47aabc3e3e64283d9255e30f4fdd4fd
SHA256

289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2b
SHA512

4077863a78a03db5e810d86598edaf2032a93608165904e9c7faf061de17bd8aeec9a2c86361a96022453e1772b9754eeb98dd25d984cc94962a4fc3fed5c947
SSDEEP

49152:HBoNKp2QeOZULCTMS16f2C7A7db1FfKSPAohpT1QUD3qjPBNS:HBo4NILCVofx7AE3ohJ

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/2076-84-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2076-85-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2076-86-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2076-87-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2076-89-0x0000000000400000-0x000000000041B000-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
2700	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe

Loads dropped DLL 2 IoCs

pid	Process
2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.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\" %*"	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.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\MICROS~1\Office14\NAMECO~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.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 2 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	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.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\" %*"	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30
PID 2076 wrote to memory of 2700	2076	289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe	30

C:\Users\Admin\AppData\Local\Temp\289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
"C:\Users\Admin\AppData\Local\Temp\289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.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:2076
- C:\Users\Admin\AppData\Local\Temp\3582-490\289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2700

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\289fd36c7d134dbe8bf71ef150f79482b35a1cda3df32031354cd46112a6fc2bN.exe

Filesize
3.3MB

MD5
4d066495e5af7e8dbc071ee6ad194ba9

SHA1
717cc6884d8dd2664a935848ee19a5bad2f445c1

SHA256
3b2af095ff07bf07951d13790a4024505f7b023d1dc32c0d03a186e40ffc3ec2

SHA512
be7684d77c5df7d0475ee09c6206ee21b3f49da965e11cb93ace52b84b58d87e5bdcc1dd15c2ac88a1102992b914feb404b856eb050999238dba33b27b6112cd

Download Submit
memory/2076-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2076-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2076-86-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2076-87-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2076-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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