Overview

overview

10

Static

static

10

1e8a6f48fc...1b.exe

windows7_x64

10

1e8a6f48fc...1b.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    1e8a6f48fc68e5754bc0df80c70b1a5c93ae40c13deb7b4596e7f1eba58e711b

  • Size

    297KB

  • Sample

    220612-zk33sabbg8

  • MD5

    331b8e6a58e462f2dd6280004dc31174

  • SHA1

    3930065bb9dc9cc47661e7a0d8673cc286f9157c

  • SHA256

    1e8a6f48fc68e5754bc0df80c70b1a5c93ae40c13deb7b4596e7f1eba58e711b

  • SHA512

    0ae443f83d90ee65b9a260ae221527dd1de5bf77db23cba2eab7cd74442453997f600e169a9bf9c215b7a8c7bd682b85318ec782053c8bbd4c575f794a519844

Score
10/10
neshtapersistencespywarestealer

Malware Config

Targets

    • Target

      1e8a6f48fc68e5754bc0df80c70b1a5c93ae40c13deb7b4596e7f1eba58e711b

    • Size

      297KB

    • MD5

      331b8e6a58e462f2dd6280004dc31174

    • SHA1

      3930065bb9dc9cc47661e7a0d8673cc286f9157c

    • SHA256

      1e8a6f48fc68e5754bc0df80c70b1a5c93ae40c13deb7b4596e7f1eba58e711b

    • SHA512

      0ae443f83d90ee65b9a260ae221527dd1de5bf77db23cba2eab7cd74442453997f600e169a9bf9c215b7a8c7bd682b85318ec782053c8bbd4c575f794a519844

    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.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    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

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks