Overview

overview

8

Static

static

FileOpenInstaller.exe

windows7_x64

8

FileOpenInstaller.exe

windows10_x64

8

Sharing

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General

  • Target

    FileOpenInstaller.exe

  • Size

    6.8MB

  • Sample

    210421-htykvh22qs

  • MD5

    ab92733eecc19ba622bea402e36217d7

  • SHA1

    0b989591194acec8782070b4d92db2963bfb17a0

  • SHA256

    1363a87825c3c707e04e181932702eb2258a9b87adfded21909ea58b722047e5

  • SHA512

    382b6fb60bbc4e8f9f8f0b8615f3bab247546f209aec35b2cab8a2038216319067a14073f1f0df8558183261fb387fb7bfb519d2052aa5bcfb09980a64f24213

Score
8/10
discoverypersistence

Malware Config

Targets

    • Target

      FileOpenInstaller.exe

    • Size

      6.8MB

    • MD5

      ab92733eecc19ba622bea402e36217d7

    • SHA1

      0b989591194acec8782070b4d92db2963bfb17a0

    • SHA256

      1363a87825c3c707e04e181932702eb2258a9b87adfded21909ea58b722047e5

    • SHA512

      382b6fb60bbc4e8f9f8f0b8615f3bab247546f209aec35b2cab8a2038216319067a14073f1f0df8558183261fb387fb7bfb519d2052aa5bcfb09980a64f24213

    Score
    8/10
    discoverypersistence

    • Creates new service(s)

      persistence

    • Executes dropped EXE

    • Sets service image path in registry

      persistence

    • 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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

New Service

1
T1050

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks