neshta | 2f6ab8e020a5d8bec45b8b0968c38a145c78d4165a115f41f6c295c2bd5845a8

General

Target

PO#7A68D20.exe
Size

769KB
MD5

5c777e4901a8f4175342bca7978ee3d5
SHA1

ebc2a18781d087ed9fd7e43467f0da354c17d8c3
SHA256

b54934cb8e1ff68d2c4306e5a6eb0f9e649ad1680960253c0cfa0c35a6c4d313
SHA512

1113200c02673171d0e1ff8b9d049deea3a23c9e64f9ad211b0f99a5d8876f590a89e0fb6a57a32d90d686c2aa76df3bc496ac09e2ad8dec8750d11593947720

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:

PO#7A68D20.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	PO#7A68D20.exe

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

PO#7A68D20.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	PO#7A68D20.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO#7A68D20.exe

description pid process target process

PID 1928 set thread context of 1976 1928 PO#7A68D20.exe PO#7A68D20.exe
Drops file in Windows directory 1 IoCs

Processes:

PO#7A68D20.exe

description ioc process

File opened for modification C:\Windows\svchost.com PO#7A68D20.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 1928 set thread context of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	PO#7A68D20.exe

Modifies registry class 1 IoCs

Processes:

PO#7A68D20.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	PO#7A68D20.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

PO#7A68D20.exe

description	pid	process	target process
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe
PID 1928 wrote to memory of 1976	1928	PO#7A68D20.exe	PO#7A68D20.exe

C:\Users\Admin\AppData\Local\Temp\PO#7A68D20.exe
"C:\Users\Admin\AppData\Local\Temp\PO#7A68D20.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1928

C:\Users\Admin\AppData\Local\Temp\PO#7A68D20.exe
"{path}"
2⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Windows directory
- Modifies registry class
PID:1976

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1928-130-0x0000000074D70000-0x0000000075321000-memory.dmp

Filesize
5.7MB

Download
memory/1976-134-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1976-133-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1976-132-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1976-135-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1976-131-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads