neshta | 4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
27/11/2024, 11:29

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
Size

458KB
MD5

77e4da2a6eac00ca1f500761194c0e10
SHA1

09536675aa20c1d06c445f18387db6271ab84484
SHA256

4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7
SHA512

704ab5fe1af8bf7d0f21cb6b049d662d3ba1b12e7c42eb942960196c85e1dc34458dad6410e69672a6c715f75cb233f4fb737cf6725e090ef04263b4be57760e
SSDEEP

6144:Pu2RtUlCq9XllER0u+GIIIIIIIhIIIIIIIIIIIIIIIUIt2wJs:vokq9Xom5UNS

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
2528	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe

Loads dropped DLL 3 IoCs

pid	Process
1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.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\" %*"	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.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\ADOBEU~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.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	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.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\" %*"	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2528	1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe	30
PID 1724 wrote to memory of 2528	1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe	30
PID 1724 wrote to memory of 2528	1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe	30
PID 1724 wrote to memory of 2528	1724	4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe	30

C:\Users\Admin\AppData\Local\Temp\4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
"C:\Users\Admin\AppData\Local\Temp\4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.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:1724
- C:\Users\Admin\AppData\Local\Temp\3582-490\4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe"
  2⤵
  - Executes dropped EXE
  PID:2528

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\DW20.EXE

Filesize
859KB

MD5
754309b7b83050a50768236ee966224f

SHA1
10ed7efc2e594417ddeb00a42deb8fd9f804ed53

SHA256
acd32dd903e5464b0ecd153fb3f71da520d2e59a63d4c355d9c1874c919d04e6

SHA512
e5aaddf62c08c8fcc1ae3f29df220c5c730a2efa96dd18685ee19f5a9d66c4735bb4416c4828033661990604669ed345415ef2dc096ec75e1ab378dd804b1614

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\4b62b7eaf21880168485e8b63708b0aa76684b707d30ff030ef23bd5cea0b3b7N.exe

Filesize
417KB

MD5
6446bde1a8847a671546aed468db14c1

SHA1
f8f2cd027a8226e79233fb3e1ae3079a0881126f

SHA256
4fcb04e0f766b4a43f4e71da97c6211e7a013dfea39cfe26cedff69100dd67be

SHA512
14b664f39257654ece1fbc2fba9b500b060dc77c8286af17361743c611307e52ad9214d41d4c6443b99b66c4e9b395f7d1f959bc525399445d75f730f9afa4fa

Download Submit
memory/1724-86-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1724-88-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads