Overview

overview

10

Static

static

10

771563c624...8a.exe

windows7-x64

10

771563c624...8a.exe

windows10-2004-x64

10

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General

  • Target

    771563c624f6d8363c053f3fcf6bb2201b6082a0ef47e4752a51cf055bbdcc8a

  • Size

    843KB

  • Sample

    221124-myr68ahd34

  • MD5

    85244220664f122fd0165d625f74c33b

  • SHA1

    c990a6d141c15a7dcb276ba41bbc52c69e591c48

  • SHA256

    771563c624f6d8363c053f3fcf6bb2201b6082a0ef47e4752a51cf055bbdcc8a

  • SHA512

    8662537a908691b82e018baf9116c1598cbe0cf8eec38c87fff1529b391ee946d5851077c927516eb233a9a429966c3cfccd724ab8e786611c0c8d6e7608901e

  • SSDEEP

    12288:b1eEF7xtoX5xC43B58zkIehPbBE+SZuKNw7gw1UK6hPbBE+SZrr:OxC43B5ykIehPCZW7uhPCZrr

Score
10/10
neshtapersistencespywarestealer

Malware Config

Targets

    • Target

      771563c624f6d8363c053f3fcf6bb2201b6082a0ef47e4752a51cf055bbdcc8a

    • Size

      843KB

    • MD5

      85244220664f122fd0165d625f74c33b

    • SHA1

      c990a6d141c15a7dcb276ba41bbc52c69e591c48

    • SHA256

      771563c624f6d8363c053f3fcf6bb2201b6082a0ef47e4752a51cf055bbdcc8a

    • SHA512

      8662537a908691b82e018baf9116c1598cbe0cf8eec38c87fff1529b391ee946d5851077c927516eb233a9a429966c3cfccd724ab8e786611c0c8d6e7608901e

    • SSDEEP

      12288:b1eEF7xtoX5xC43B58zkIehPbBE+SZuKNw7gw1UK6hPbBE+SZrr:OxC43B5ykIehPCZW7uhPCZrr

    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
    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