Overview

overview

9

Static

static

1

pdn.html

windows7-x64

7

pdn.html

windows10-2004-x64

Sharing

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General

  • Target

    pdn.html

  • Size

    5KB

  • Sample

    230228-yk2dhsch67

  • MD5

    23b31833a31dcb7a9409b68f3c36b6d4

  • SHA1

    70bb69f180320dda3e79a5d2626a1b22b0d22009

  • SHA256

    4f2008007e37a831c0198f631a90d1bd654054aab269aefc4fe9b1600bdc6a8b

  • SHA512

    c85c8fe434a514d06a0c554721874e1f1b189a4a390669f0c254ac7f65b5e313bb4e40d179ea52e5bcdcedc0e57c85470968770f19cab72ff7eea305f999cdb8

  • SSDEEP

    96:DBRUO0qOEZp+jAZbzbnR8hQMwMZAYcIVVCJmqeSLSTfS/STQwBdSTCPC2yyk/lkq:Xd46TnShQMwMRkmqb2eKJqmPC2KXqTCR

Score
9/10
coreentitydiscoveryevasionpersistencetrojan

Malware Config

Targets

    • Target

      pdn.html

    • Size

      5KB

    • MD5

      23b31833a31dcb7a9409b68f3c36b6d4

    • SHA1

      70bb69f180320dda3e79a5d2626a1b22b0d22009

    • SHA256

      4f2008007e37a831c0198f631a90d1bd654054aab269aefc4fe9b1600bdc6a8b

    • SHA512

      c85c8fe434a514d06a0c554721874e1f1b189a4a390669f0c254ac7f65b5e313bb4e40d179ea52e5bcdcedc0e57c85470968770f19cab72ff7eea305f999cdb8

    • SSDEEP

      96:DBRUO0qOEZp+jAZbzbnR8hQMwMZAYcIVVCJmqeSLSTfS/STQwBdSTCPC2yyk/lkq:Xd46TnShQMwMRkmqb2eKJqmPC2KXqTCR

    Score
    9/10
    coreentitydiscoveryevasionpersistencetrojan

    • CoreEntity .NET Packer

      A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

      coreentity

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • 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

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

6
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks