Overview

overview

10

Static

static

3

7648837c16...38.exe

windows7-x64

10

7648837c16...38.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    7648837c1662a2aa04dfe9445a38fe38

  • Size

    281KB

  • Sample

    240126-d6j15seegm

  • MD5

    7648837c1662a2aa04dfe9445a38fe38

  • SHA1

    57bf107c518134d20b482bd16d26e0d3e9237b3d

  • SHA256

    c9113d59f62469218952967fb4b007199182241e4aa8fc593b8af7415a4c97db

  • SHA512

    be0e340b7d44fc4b94c18c47acb479952675825734009ddee9447513fe1eceefc13216940aa992d1b6e2c63c1c856c7be5346a867c1dfd5e6fbbf12979d55914

  • SSDEEP

    6144:cA6W7hZWRuuMrkNw2KQU1uJQIfvYmziFMm8LXoBmbOhFUI5Au:chW7r7rkieUUBfvChUXmmbqKt

Score
10/10
persistence

Malware Config

Targets

    • Target

      7648837c1662a2aa04dfe9445a38fe38

    • Size

      281KB

    • MD5

      7648837c1662a2aa04dfe9445a38fe38

    • SHA1

      57bf107c518134d20b482bd16d26e0d3e9237b3d

    • SHA256

      c9113d59f62469218952967fb4b007199182241e4aa8fc593b8af7415a4c97db

    • SHA512

      be0e340b7d44fc4b94c18c47acb479952675825734009ddee9447513fe1eceefc13216940aa992d1b6e2c63c1c856c7be5346a867c1dfd5e6fbbf12979d55914

    • SSDEEP

      6144:cA6W7hZWRuuMrkNw2KQU1uJQIfvYmziFMm8LXoBmbOhFUI5Au:chW7r7rkieUUBfvChUXmmbqKt

    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