Overview

overview

10

Static

static

3

765e7c536a...54.exe

windows7-x64

10

765e7c536a...54.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    765e7c536aaca5b29228227b7e4c0c54

  • Size

    257KB

  • Sample

    240126-eyjabadhh6

  • MD5

    765e7c536aaca5b29228227b7e4c0c54

  • SHA1

    d4aac6b46ae174d4adff8c114ab4eb6f957f2ce8

  • SHA256

    bcde1a1b358288bda4eeb85088703c509df57719c60b5417d4c1c56bdc631d24

  • SHA512

    580318010e0f98419eea5a40d11d933280bb10a05d918edd331b57b5fd054b1141465b8c1ab3dfba99d633416496f0ec248398156d38f297ca1ea5a411848efa

  • SSDEEP

    6144:SNCMjUidDzOW8qGt8WP9Itvy5UnByKtIr89VhsKCAArs5Jn7u:SkMjFOW8q6JVItvtnB4rWhsKCAArs5JK

Score
10/10
persistence

Malware Config

Targets

    • Target

      765e7c536aaca5b29228227b7e4c0c54

    • Size

      257KB

    • MD5

      765e7c536aaca5b29228227b7e4c0c54

    • SHA1

      d4aac6b46ae174d4adff8c114ab4eb6f957f2ce8

    • SHA256

      bcde1a1b358288bda4eeb85088703c509df57719c60b5417d4c1c56bdc631d24

    • SHA512

      580318010e0f98419eea5a40d11d933280bb10a05d918edd331b57b5fd054b1141465b8c1ab3dfba99d633416496f0ec248398156d38f297ca1ea5a411848efa

    • SSDEEP

      6144:SNCMjUidDzOW8qGt8WP9Itvy5UnByKtIr89VhsKCAArs5Jn7u:SkMjFOW8q6JVItvtnB4rWhsKCAArs5JK

    Score
    10/10
    persistence

    • Modifies WinLogon for persistence

      persistence

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

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

    • 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