Overview

overview

10

Static

static

10

4b8fe24560...b4.exe

windows7_x64

10

4b8fe24560...b4.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    4b8fe24560d919a2e4d4d347945c7d89eef3e6ddf339ddc7f85ab2633c59cab4

  • Size

    6.8MB

  • Sample

    220616-g3nfyaeggn

  • MD5

    270765468d8169fa2eb0d59c01683c67

  • SHA1

    e662801c56c133116ca043dcd17e19b0e8fec9a9

  • SHA256

    4b8fe24560d919a2e4d4d347945c7d89eef3e6ddf339ddc7f85ab2633c59cab4

  • SHA512

    57c1cbe1b1ba7519aef7e47feea0e2c2c923ef329817b7e666e5848a78d7df51780ae6cbe389b1fbcec389bc6ee34c910edb7fadffc0d728715c7b1d38924c16

Score
10/10
neshtapersistencespywarestealer

Malware Config

Targets

    • Target

      4b8fe24560d919a2e4d4d347945c7d89eef3e6ddf339ddc7f85ab2633c59cab4

    • Size

      6.8MB

    • MD5

      270765468d8169fa2eb0d59c01683c67

    • SHA1

      e662801c56c133116ca043dcd17e19b0e8fec9a9

    • SHA256

      4b8fe24560d919a2e4d4d347945c7d89eef3e6ddf339ddc7f85ab2633c59cab4

    • SHA512

      57c1cbe1b1ba7519aef7e47feea0e2c2c923ef329817b7e666e5848a78d7df51780ae6cbe389b1fbcec389bc6ee34c910edb7fadffc0d728715c7b1d38924c16

    Score
    10/10
    neshtapersistencespywarestealer

    • Detect Neshta Payload

    • Modifies system executable filetype association

      persistence

    • Neshta

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

      persistencespywareneshta

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks