neshta | 99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84a

Analysis

max time kernel
15s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 23:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
Size

412KB
MD5

a17c100a9c7f0ed4751dd97475372e40
SHA1

d7ba2f033da19df1209a40078612b3c845997684
SHA256

99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84a
SHA512

89425e3679328c6fc0dfe37640d8c2ddd8522931633f4976682866bf33172579ea94bf88e61b904b2ca633102920ba2d14b0e0b3efcfc9cf361d5d74a9903ef0
SSDEEP

3072:zr8WDrCTKDug8tAZsyyXUg8p3Xh69i2g3tvVs07dzIHsbj0rkSzPXo7rIfTkqO:PuTKDwMyXl8pnh6o2gdyazIHLk+Q7uO

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
2084	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe

Loads dropped DLL 2 IoCs

pid	Process
2348	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
2348	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.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\" %*"	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.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\PPTICO.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.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	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.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\" %*"	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2084	2348	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe	30
PID 2348 wrote to memory of 2084	2348	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe	30
PID 2348 wrote to memory of 2084	2348	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe	30
PID 2348 wrote to memory of 2084	2348	99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe	30

C:\Users\Admin\AppData\Local\Temp\99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
"C:\Users\Admin\AppData\Local\Temp\99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.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:2348
- C:\Users\Admin\AppData\Local\Temp\3582-490\99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe"
  2⤵
  - Executes dropped EXE
  PID:2084

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\99404207009a4e5237c4bda21eeb39b363a74662afd4c432bfaad57c7ae8e84aN.exe

Filesize
372KB

MD5
228644d5cebc67cd2c5c6e7a63f30e94

SHA1
96849d85ce313628956c2b199f444b00f92fb250

SHA256
7b749111d696a45b391ffdd1d7ce3975a3c0ce621d6315184a3a33e5af6ffb1a

SHA512
fbbdce93d7cdeb7fd63bfad0b25f311a461b9a45119939f57612d252139f56781b5faa5370b0837592ea4cdb2ab29f2259fb844825f9fb90613fe32e7a384c4b

Download Submit
memory/2348-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2348-86-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads