Overview

overview

10

Static

static

10

638a310b87...eb.exe

windows7-x64

10

638a310b87...eb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    638a310b8727e8df72bce96e1a21e5c7539054a1bdd345a7ec57c4f2536402eb

  • Size

    138KB

  • Sample

    221130-avy45sff5x

  • MD5

    b7a8f850712ac72d4b1f35f510ecdf22

  • SHA1

    c5991e5677379748e7da927ed293324a05898c17

  • SHA256

    638a310b8727e8df72bce96e1a21e5c7539054a1bdd345a7ec57c4f2536402eb

  • SHA512

    ccb1ec561a0c51c33b4c07e6128e4cc5088c268ef41a4130f2aa932e03707f9c594637c79a5b35e8fe0ec3a9b7b906783c6b51feb80e1082604ce05386452135

  • SSDEEP

    1536:JxqjQ+P04wsmJCExgJpiqjvN3lKqO6rldVE2qwDjIGq51/d:sr85C/J8qjv7OYlJgz

Score
10/10
neshtapersistencespywarestealer

Malware Config

Targets

    • Target

      638a310b8727e8df72bce96e1a21e5c7539054a1bdd345a7ec57c4f2536402eb

    • Size

      138KB

    • MD5

      b7a8f850712ac72d4b1f35f510ecdf22

    • SHA1

      c5991e5677379748e7da927ed293324a05898c17

    • SHA256

      638a310b8727e8df72bce96e1a21e5c7539054a1bdd345a7ec57c4f2536402eb

    • SHA512

      ccb1ec561a0c51c33b4c07e6128e4cc5088c268ef41a4130f2aa932e03707f9c594637c79a5b35e8fe0ec3a9b7b906783c6b51feb80e1082604ce05386452135

    • SSDEEP

      1536:JxqjQ+P04wsmJCExgJpiqjvN3lKqO6rldVE2qwDjIGq51/d:sr85C/J8qjv7OYlJgz

    Score
    10/10
    neshtapersistencespywarestealer

    • 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
    behavioral1behavioral2

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

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks