Overview

overview

10

Static

static

3

3cbb5deedf...25.exe

windows7-x64

10

3cbb5deedf...25.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    3cbb5deedf223607cde8b5c888ca5f25.exe

  • Size

    351KB

  • Sample

    240106-mqyn2aecdl

  • MD5

    3cbb5deedf223607cde8b5c888ca5f25

  • SHA1

    b4b08e4f7a08d7ba6c4097936bc0be49570ec50a

  • SHA256

    fe4b962d06705129a7422c99a14ba1e4c9bd600605e3d1662bd35a06aae26b36

  • SHA512

    55f9b337647f91a0f01052d013797e1a56651b00b65eb8c003fe11fa7d412551066ad1a2cb3fbb93950fe07c39c5d546baf55db515920f58efa052e81461e7aa

  • SSDEEP

    6144:eM4XLY+YbkK2vglG3Q9XxvhHf2I9fNyTNHU2vyFbJZ3IiWedZzFcJUGVpGx:aXX6kxFQ9BvhH591yTXvKbJZ49edZxcO

Score
10/10
persistence

Malware Config

Targets

    • Target

      3cbb5deedf223607cde8b5c888ca5f25.exe

    • Size

      351KB

    • MD5

      3cbb5deedf223607cde8b5c888ca5f25

    • SHA1

      b4b08e4f7a08d7ba6c4097936bc0be49570ec50a

    • SHA256

      fe4b962d06705129a7422c99a14ba1e4c9bd600605e3d1662bd35a06aae26b36

    • SHA512

      55f9b337647f91a0f01052d013797e1a56651b00b65eb8c003fe11fa7d412551066ad1a2cb3fbb93950fe07c39c5d546baf55db515920f58efa052e81461e7aa

    • SSDEEP

      6144:eM4XLY+YbkK2vglG3Q9XxvhHf2I9fNyTNHU2vyFbJZ3IiWedZzFcJUGVpGx:aXX6kxFQ9BvhH591yTXvKbJZ49edZxcO

    Score
    10/10
    persistence

    • Modifies WinLogon for persistence

      persistence

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks