neshta | 3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8

General

Target

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
Size

2.6MB
MD5

06aa043b17671183d31d942be4fd9948
SHA1

2ea50404583fa90e00b2c024db431050c54f0aec
SHA256

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8
SHA512

501ac54a761710a0c1e8dbc51dc9474cea3f5ca04c549c037172fb3b10b55e386b81fc23eff9c650d95ef040c22f2e6ac00062f9eec0f84844a4773549efb268

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:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.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:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

pid process

1660 3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Loads dropped DLL 2 IoCs

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

pid	process
1652	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
1652	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Drops file in Program Files directory 25 IoCs

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Drops file in Windows directory 1 IoCs

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

description ioc process

File opened for modification C:\Windows\svchost.com 3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.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	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Modifies registry class 1 IoCs

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

pid	process
1660	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
1660	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

description	pid	process	target process
PID 1652 wrote to memory of 1660	1652	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
PID 1652 wrote to memory of 1660	1652	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
PID 1652 wrote to memory of 1660	1652	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
PID 1652 wrote to memory of 1660	1652	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe	3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe

C:\Users\Admin\AppData\Local\Temp\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
"C:\Users\Admin\AppData\Local\Temp\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.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:1652

C:\Users\Admin\AppData\Local\Temp\3582-490\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe"
2⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1660

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
Filesize
315KB

MD5
b417286df91d2a25c17a095440b693e6

SHA1
51c48926011351da407abe4da4d57fe5cc0bf479

SHA256
b7c7efa7e348fb4565f9a831784fc46cece7f2adbb66e0a27a821c8d6835528b

SHA512
d89da7f1996501c044d0cacc17093f4f00113747fe44872a90fd75a635bd9bb804dff9f829564b362e1ce5695630137aaf22eff5a4f12ed187684f1957bb5438

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
Filesize
407KB

MD5
797403bda61aa2668d1657fafd7807e2

SHA1
95c024d227ebbbe1e7345fa2621401ce3fe9fae3

SHA256
f5cb38c9af49ed169ae5ed64a766cf975e266c62a1cec5428f51ab15424b4688

SHA512
c3b119ad47b15b0bdc8e128739b19f2a9a3a4cac53ac58ec0c3aa3aa277cb397fde4ffa8e740b0dba7436d4ebe07686c8b9ee0c752dad64120aeeedaf317fffa

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\3259b14afa254128715da19fcd86313c0740b154aff3d6a0b6e3d0f7b96607c8.exe
Filesize
214KB

MD5
4b5b6960ca93c4c8bd1647fab3fd6a1e

SHA1
a7cc7d17fbd485e2e6c3b41013d217aa686b8dbe

SHA256
e28cea0c2e7ac535deabd0b422bbc84aba4009261d4cff2164af83b87f3e89d5

SHA512
353a730f5d8eefcca7aad053bbd21fb5a420ee83eb0e0cd153acffd689c947399a9fa05fb53109817e7a27f33f736db6f932126968669668ee04b34885d7cfcc

Download Submit
memory/1652-54-0x0000000075781000-0x0000000075783000-memory.dmp

Filesize
8KB

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

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads