Overview

overview

10

Static

static

10

257a301a79...bb.exe

windows7_x64

10

257a301a79...bb.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    257a301a7923c9aa1d5dd95f72520561db1fe05f4edb7264e5cc9d7dc04543bb

  • Size

    4.4MB

  • Sample

    220524-bnvc2sbdh7

  • MD5

    5461609a3a289e28da6f562a22184bf5

  • SHA1

    33c1cf42136fba41731a41057b3c6dfbbb1e819f

  • SHA256

    257a301a7923c9aa1d5dd95f72520561db1fe05f4edb7264e5cc9d7dc04543bb

  • SHA512

    da04ebbb16731cea30a4833d898fc602db3d80bca6a7c7e272dd0696ac4205a24832c0f0a7404f41c69eac9309abefdb5fd22cf23e2d49439e5588e71389d9e4

Score
10/10
neshtapersistencespywarestealer

Malware Config

Targets

    • Target

      257a301a7923c9aa1d5dd95f72520561db1fe05f4edb7264e5cc9d7dc04543bb

    • Size

      4.4MB

    • MD5

      5461609a3a289e28da6f562a22184bf5

    • SHA1

      33c1cf42136fba41731a41057b3c6dfbbb1e819f

    • SHA256

      257a301a7923c9aa1d5dd95f72520561db1fe05f4edb7264e5cc9d7dc04543bb

    • SHA512

      da04ebbb16731cea30a4833d898fc602db3d80bca6a7c7e272dd0696ac4205a24832c0f0a7404f41c69eac9309abefdb5fd22cf23e2d49439e5588e71389d9e4

    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