neshta | 3584d148b7a74670cb6e633744de9b90f53ba0388ee9af369bb82503446212a7

General

Target

1b04654c14fdc19c54a855598f2aec8f.exe
Size

133KB
MD5

1b04654c14fdc19c54a855598f2aec8f
SHA1

d0e74542ea095620ad2c00c0027654829592aa82
SHA256

3584d148b7a74670cb6e633744de9b90f53ba0388ee9af369bb82503446212a7
SHA512

d4277601ebd28987b8e30d3cb9fe392e54d0615abd412422aaf85ceb2f1bea5ece0b3c90818d1ca9db0d30cee0a1fe8142c4f023b351b8ea72734eacacd0de83

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	1b04654c14fdc19c54a855598f2aec8f.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Executes dropped EXE 1 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

pid process

1660 1b04654c14fdc19c54a855598f2aec8f.exe
Loads dropped DLL 2 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

pid process

672 1b04654c14fdc19c54a855598f2aec8f.exe
672 1b04654c14fdc19c54a855598f2aec8f.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1660	1b04654c14fdc19c54a855598f2aec8f.exe

pid	process
672	1b04654c14fdc19c54a855598f2aec8f.exe
672	1b04654c14fdc19c54a855598f2aec8f.exe

Drops file in Program Files directory 64 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	1b04654c14fdc19c54a855598f2aec8f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	1b04654c14fdc19c54a855598f2aec8f.exe

Drops file in Windows directory 1 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

description ioc process

File opened for modification C:\Windows\svchost.com 1b04654c14fdc19c54a855598f2aec8f.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

308 1660 WerFault.exe 1b04654c14fdc19c54a855598f2aec8f.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	1b04654c14fdc19c54a855598f2aec8f.exe

pid	pid_target	process	target process
308	1660	WerFault.exe	1b04654c14fdc19c54a855598f2aec8f.exe

Modifies registry class 1 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	1b04654c14fdc19c54a855598f2aec8f.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

WerFault.exe

pid process

308 WerFault.exe
308 WerFault.exe
308 WerFault.exe
308 WerFault.exe
308 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

308 WerFault.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exeWerFault.exe

description pid process

Token: SeDebugPrivilege 1660 1b04654c14fdc19c54a855598f2aec8f.exe
Token: SeDebugPrivilege 308 WerFault.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe

pid process

1660 1b04654c14fdc19c54a855598f2aec8f.exe
1660 1b04654c14fdc19c54a855598f2aec8f.exe

pid	process
308	WerFault.exe
308	WerFault.exe
308	WerFault.exe
308	WerFault.exe
308	WerFault.exe

pid	process
308	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1660	1b04654c14fdc19c54a855598f2aec8f.exe
Token: SeDebugPrivilege	308	WerFault.exe

pid	process
1660	1b04654c14fdc19c54a855598f2aec8f.exe
1660	1b04654c14fdc19c54a855598f2aec8f.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

1b04654c14fdc19c54a855598f2aec8f.exe1b04654c14fdc19c54a855598f2aec8f.exe

description	pid	process	target process
PID 672 wrote to memory of 1660	672	1b04654c14fdc19c54a855598f2aec8f.exe	1b04654c14fdc19c54a855598f2aec8f.exe
PID 672 wrote to memory of 1660	672	1b04654c14fdc19c54a855598f2aec8f.exe	1b04654c14fdc19c54a855598f2aec8f.exe
PID 672 wrote to memory of 1660	672	1b04654c14fdc19c54a855598f2aec8f.exe	1b04654c14fdc19c54a855598f2aec8f.exe
PID 672 wrote to memory of 1660	672	1b04654c14fdc19c54a855598f2aec8f.exe	1b04654c14fdc19c54a855598f2aec8f.exe
PID 1660 wrote to memory of 308	1660	1b04654c14fdc19c54a855598f2aec8f.exe	WerFault.exe
PID 1660 wrote to memory of 308	1660	1b04654c14fdc19c54a855598f2aec8f.exe	WerFault.exe
PID 1660 wrote to memory of 308	1660	1b04654c14fdc19c54a855598f2aec8f.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\1b04654c14fdc19c54a855598f2aec8f.exe
"C:\Users\Admin\AppData\Local\Temp\1b04654c14fdc19c54a855598f2aec8f.exe"
1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:672

C:\Users\Admin\AppData\Local\Temp\3582-490\1b04654c14fdc19c54a855598f2aec8f.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\1b04654c14fdc19c54a855598f2aec8f.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1660

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1660 -s 676
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\1b04654c14fdc19c54a855598f2aec8f.exe
MD5
e541afcc248201b0a116b5aebc62fc61

SHA1
3ab266b5fa937e109343f73c202119b2f9cf1892

SHA256
3260108f22616d6ba1eca12e269a664e9fc09c6d5f658de648c78d27289bc59c

SHA512
8d274e35de05ba587e68b1b9f665c5e267453a775e53971d2146c251d615c8d414e77b2dbebe7a45e1a9b75a2c08a3c3be5a9e0c785529fbc82df80672605082

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\1b04654c14fdc19c54a855598f2aec8f.exe
MD5
e541afcc248201b0a116b5aebc62fc61

SHA1
3ab266b5fa937e109343f73c202119b2f9cf1892

SHA256
3260108f22616d6ba1eca12e269a664e9fc09c6d5f658de648c78d27289bc59c

SHA512
8d274e35de05ba587e68b1b9f665c5e267453a775e53971d2146c251d615c8d414e77b2dbebe7a45e1a9b75a2c08a3c3be5a9e0c785529fbc82df80672605082

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\1b04654c14fdc19c54a855598f2aec8f.exe
MD5
e541afcc248201b0a116b5aebc62fc61

SHA1
3ab266b5fa937e109343f73c202119b2f9cf1892

SHA256
3260108f22616d6ba1eca12e269a664e9fc09c6d5f658de648c78d27289bc59c

SHA512
8d274e35de05ba587e68b1b9f665c5e267453a775e53971d2146c251d615c8d414e77b2dbebe7a45e1a9b75a2c08a3c3be5a9e0c785529fbc82df80672605082

Download Submit
memory/308-65-0x0000000000000000-mapping.dmp

Download
memory/308-66-0x000007FEFBFC1000-0x000007FEFBFC3000-memory.dmp

Filesize
8KB

Download
memory/308-67-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

Filesize
4KB

Download
memory/672-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

Filesize
8KB

Download
memory/1660-56-0x0000000000000000-mapping.dmp

Download
memory/1660-59-0x0000000000E80000-0x0000000000E81000-memory.dmp

Filesize
4KB

Download
memory/1660-62-0x000000001AE10000-0x000000001AE12000-memory.dmp

Filesize
8KB

Download
memory/1660-63-0x000000001AE12000-0x000000001AE13000-memory.dmp

Filesize
4KB

Download
memory/1660-64-0x000000001AE14000-0x000000001AE15000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads