neshta | 28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b

General

Target

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
Size

138KB
MD5

3f51592020f74b0499ecab9fb22597b2
SHA1

66f8785648287bc5235903ac0cb73c808735adb2
SHA256

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b
SHA512

82fadff70d5c7ac3be70fb7536863315fd650deea92056dec7b57fc531aa7dfeec1369807bbabd8a8687f21c4845da37ccb600a8a2783309fd46788abe78f31b

Score

10^/10

neshta persistence spyware

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.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:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

pid process

1224 28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

pid	process
1224	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

Loads dropped DLL 2 IoCs

Processes:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

pid	process
284	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
284	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

Drops file in Program Files directory 64 IoCs

Processes:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

Drops file in Windows directory 1 IoCs

Processes:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

description ioc process

File opened for modification C:\Windows\svchost.com 28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

Modifies registry class 1 IoCs

Processes:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

description	pid	process	target process
PID 284 wrote to memory of 1224	284	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
PID 284 wrote to memory of 1224	284	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
PID 284 wrote to memory of 1224	284	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
PID 284 wrote to memory of 1224	284	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe	28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe

C:\Users\Admin\AppData\Local\Temp\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
"C:\Users\Admin\AppData\Local\Temp\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.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:284

C:\Users\Admin\AppData\Local\Temp\3582-490\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe"
2⤵
- Executes dropped EXE
PID:1224

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
Filesize
97KB

MD5
3da8b5ecb3bd42b68d4155641e7bb46a

SHA1
83a053a433d412d6499a454675c8908973e369eb

SHA256
4225957ea9cda27274b20b2390bc4108acf590b3295d7d99fb68730b4617783a

SHA512
9bf6bb4209f3d9c4e7363585c3f2881f0048fd5c48decd40b99fe25739c3f3be6e3c9b16faaf660c69f11f1156702b0191512f382fdd108f1a37003bc369ed7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
Filesize
97KB

MD5
3da8b5ecb3bd42b68d4155641e7bb46a

SHA1
83a053a433d412d6499a454675c8908973e369eb

SHA256
4225957ea9cda27274b20b2390bc4108acf590b3295d7d99fb68730b4617783a

SHA512
9bf6bb4209f3d9c4e7363585c3f2881f0048fd5c48decd40b99fe25739c3f3be6e3c9b16faaf660c69f11f1156702b0191512f382fdd108f1a37003bc369ed7d

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\28d2db5be24d6b1ba8721646d1b0370e5f0660122283cd2dbcb0faf760940b2b.exe
Filesize
97KB

MD5
3da8b5ecb3bd42b68d4155641e7bb46a

SHA1
83a053a433d412d6499a454675c8908973e369eb

SHA256
4225957ea9cda27274b20b2390bc4108acf590b3295d7d99fb68730b4617783a

SHA512
9bf6bb4209f3d9c4e7363585c3f2881f0048fd5c48decd40b99fe25739c3f3be6e3c9b16faaf660c69f11f1156702b0191512f382fdd108f1a37003bc369ed7d

Download Submit
memory/284-54-0x00000000763E1000-0x00000000763E3000-memory.dmp

Filesize
8KB

Download
memory/1224-56-0x0000000000000000-mapping.dmp

Download
memory/1224-59-0x00000000012C0000-0x00000000012DE000-memory.dmp

Filesize
120KB

Download
memory/1224-62-0x00000000009E5000-0x00000000009F6000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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