neshta | 23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f

Analysis

max time kernel
233s
max time network
247s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2022 23:22

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General

Target

23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
Size

40KB
MD5

3287f13932ef013928443c77f0021940
SHA1

9a0f1e36a6be6b4cd694b8581ff5a206aaca8726
SHA256

23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f
SHA512

f337be65934a046d31c6f1e44d80aa19fbc24fab6e17c32c47094d5a2fd3a6d54c05d3d4f0b686fa2bc992716ae0d871ff94752d3e00a2cb1c9428d51973d88f
SSDEEP

768:byxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJ:OxqjQ+P04wsmJC

Score

10^/10

neshta persistence spyware

Malware Config

Signatures

Detect Neshta payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1168-132-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/1168-133-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

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

Drops file in Program Files directory 6 IoCs

Processes:

23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

Drops file in Windows directory 1 IoCs

Processes:

23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

description ioc process

File opened for modification C:\Windows\svchost.com 23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

Modifies registry class 1 IoCs

Processes:

23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe

C:\Users\Admin\AppData\Local\Temp\23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe
"C:\Users\Admin\AppData\Local\Temp\23db32eee49f3de7529be71fb726c629edf6f34b1a411f5645db05c8e480a28f.exe"
1⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:1168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

T1042

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1168-132-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1168-133-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download