Overview

overview

10

Static

static

a1ca0af8b2...b9.exe

windows7-x64

10

a1ca0af8b2...b9.exe

windows10-2004-x64

3

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General

  • Target

    a1ca0af8b287aa3a97b2051dc5bcd8507865c62b456efc3a4813657a436e01b9

  • Size

    164KB

  • Sample

    221011-whzqssgegq

  • MD5

    257ee727a2b01632267e2f0be7393e90

  • SHA1

    6b78740d0df0369e90917a67739091ce7ab68756

  • SHA256

    a1ca0af8b287aa3a97b2051dc5bcd8507865c62b456efc3a4813657a436e01b9

  • SHA512

    053ad7ab4d497336bbf7265d6accf82922e9d7df3e5338d793efd8d5e1b54cafc7c74218728228cebb3d61813c1a2a246e8abdc3ce4a97408200e0b4a1cb4e85

  • SSDEEP

    3072:5eRkfwLREVV1fVmUZY4Rj+dyS25Z7ixL0pJoh0:cV6V1YUZY4Rj6yS4dixL0pJo

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      a1ca0af8b287aa3a97b2051dc5bcd8507865c62b456efc3a4813657a436e01b9

    • Size

      164KB

    • MD5

      257ee727a2b01632267e2f0be7393e90

    • SHA1

      6b78740d0df0369e90917a67739091ce7ab68756

    • SHA256

      a1ca0af8b287aa3a97b2051dc5bcd8507865c62b456efc3a4813657a436e01b9

    • SHA512

      053ad7ab4d497336bbf7265d6accf82922e9d7df3e5338d793efd8d5e1b54cafc7c74218728228cebb3d61813c1a2a246e8abdc3ce4a97408200e0b4a1cb4e85

    • SSDEEP

      3072:5eRkfwLREVV1fVmUZY4Rj+dyS25Z7ixL0pJoh0:cV6V1YUZY4Rj6yS4dixL0pJo

    Score
    10/10
    evasionpersistence

    • Modifies security service

      evasion

    • Executes dropped EXE

    • Registers COM server for autorun

      persistence

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks