Overview

overview

10

Static

static

doc_230.rtf

windows7-x64

8

doc_230.rtf

windows10-2004-x64

10

Resubmissions

05-08-2022 00:27

220805-arzaqsdhbr 4

05-08-2022 00:08

220805-ae97gadgaq 10

04-08-2022 21:57

220804-1twwhacfbj 6

04-08-2022 21:36

220804-1f571scdbn 4

04-08-2022 21:29

220804-1ccfjaccbj 4

04-08-2022 21:26

220804-z998dscbdj 4

Sharing

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General

  • Target

    doc_230.doc

  • Size

    23KB

  • Sample

    220805-ae97gadgaq

  • MD5

    bddec1adf7efc6b52d78f793cc5a84c8

  • SHA1

    fbc3b3a4003a73067ad612171c3342063cc9bf2b

  • SHA256

    4d3823da1dc741d7b575341842e7a23b2c4a28265c17b75034f5c34006979bbd

  • SHA512

    524d7b272fdf9eabd84c2c9bb4bde6430b659ef3f4cf1905b2b3660b3e215ca915c07a9460beb73e5cab962bfd9bf998afa89a1a007665ce2445a3c19f517685

Score
10/10
microsoftdiscoverypersistencephishing

Malware Config

Targets

    • Target

      doc_230.doc

    • Size

      23KB

    • MD5

      bddec1adf7efc6b52d78f793cc5a84c8

    • SHA1

      fbc3b3a4003a73067ad612171c3342063cc9bf2b

    • SHA256

      4d3823da1dc741d7b575341842e7a23b2c4a28265c17b75034f5c34006979bbd

    • SHA512

      524d7b272fdf9eabd84c2c9bb4bde6430b659ef3f4cf1905b2b3660b3e215ca915c07a9460beb73e5cab962bfd9bf998afa89a1a007665ce2445a3c19f517685

    Score
    10/10
    microsoftdiscoverypersistencephishing

    • Modifies system executable filetype association

      persistence

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Registers COM server for autorun

      persistence

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Detected potential entity reuse from brand microsoft.

      phishingmicrosoft
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

1
T1203

Persistence

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks