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Overview

overview

10

Static

static

3

ec5f6ab329...KI.exe

windows7-x64

10

ec5f6ab329...KI.exe

windows10-2004-x64

10

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General

  • Target

    ec5f6ab3297e31c689b97c3e4f5168c0_NEIKI

  • Size

    752KB

  • Sample

    240509-ewty2aac2v

  • MD5

    ec5f6ab3297e31c689b97c3e4f5168c0

  • SHA1

    0ba4f0a7736b4bdbe90cd932b95624c4cbffbf61

  • SHA256

    8a5af4ad04857759cb4710c9bfc620d13280ef271e0148dd6197f80879aaebdd

  • SHA512

    cce80fea380619f833eb735a37f665b36eb7418a1df88321ab77c0b88f78ad2049801974868ac541e80ac14427c3d49eed42b1f6e1958af55fb5d2cd5557a4e0

  • SSDEEP

    12288:mZG8lROP2+Y5t3fyRdjpxLANJA0rWjGEH1OrhmIumEZhOQ552Ds:H8nm2+YP3fuFlACrklmNvZ/552Ds

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      ec5f6ab3297e31c689b97c3e4f5168c0_NEIKI

    • Size

      752KB

    • MD5

      ec5f6ab3297e31c689b97c3e4f5168c0

    • SHA1

      0ba4f0a7736b4bdbe90cd932b95624c4cbffbf61

    • SHA256

      8a5af4ad04857759cb4710c9bfc620d13280ef271e0148dd6197f80879aaebdd

    • SHA512

      cce80fea380619f833eb735a37f665b36eb7418a1df88321ab77c0b88f78ad2049801974868ac541e80ac14427c3d49eed42b1f6e1958af55fb5d2cd5557a4e0

    • SSDEEP

      12288:mZG8lROP2+Y5t3fyRdjpxLANJA0rWjGEH1OrhmIumEZhOQ552Ds:H8nm2+YP3fuFlACrklmNvZ/552Ds

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (67) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

5
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks