Overview

overview

10

Static

static

SEPAgent.exe

windows7_x64

10

SEPAgent.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    SEPAgent.exe

  • Size

    40.1MB

  • Sample

    220503-jysafafeen

  • MD5

    af6f73b416a773fa91f61297290e2075

  • SHA1

    4f09ce94716d7d202d1796f81b4946743a433290

  • SHA256

    dc066e7868eeceb3941d836e88da4ef81120006603ec5ed81ea82a53a81685d4

  • SHA512

    df7f989059afe2509edcd34bf896928f16560f872e24adf4e3d53731257abfb9408bcaefa7fc13002b4aebb64d5cae1a2d5de5d80552872d7b40e54e5ec81ba2

Score
10/10
bootkitevasionlinkpdfpersistencetrojan

Malware Config

Targets

    • Target

      SEPAgent.exe

    • Size

      40.1MB

    • MD5

      af6f73b416a773fa91f61297290e2075

    • SHA1

      4f09ce94716d7d202d1796f81b4946743a433290

    • SHA256

      dc066e7868eeceb3941d836e88da4ef81120006603ec5ed81ea82a53a81685d4

    • SHA512

      df7f989059afe2509edcd34bf896928f16560f872e24adf4e3d53731257abfb9408bcaefa7fc13002b4aebb64d5cae1a2d5de5d80552872d7b40e54e5ec81ba2

    Score
    10/10
    evasionlinkpdfpersistencetrojanbootkit

    • Registers COM server for autorun

      persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks