General

  • Target

    256340cafa360c86852d0f2b648e85a9e0957a66f58c0bc572f6b7482bb75135

  • Size

    304KB

  • Sample

    220521-tgbw8saae5

  • MD5

    cfbe64a303fb6e0000c7859bfb13a1a2

  • SHA1

    a6b85217a3bd9ef76f1235a9ab92384b96b7fede

  • SHA256

    256340cafa360c86852d0f2b648e85a9e0957a66f58c0bc572f6b7482bb75135

  • SHA512

    c411656d43d9b709db77c153da224e2930d26200dc081082d0a4beb0be23b6e63c9e747ec3d650cd670f72c08d79ba40d49c9091344e305a01657916109284b1

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

https://ny-city-mall.com/search.php

https://fresh-cars.net/search.php

rc4.i32
rc4.i32

Targets

    • Target

      256340cafa360c86852d0f2b648e85a9e0957a66f58c0bc572f6b7482bb75135

    • Size

      304KB

    • MD5

      cfbe64a303fb6e0000c7859bfb13a1a2

    • SHA1

      a6b85217a3bd9ef76f1235a9ab92384b96b7fede

    • SHA256

      256340cafa360c86852d0f2b648e85a9e0957a66f58c0bc572f6b7482bb75135

    • SHA512

      c411656d43d9b709db77c153da224e2930d26200dc081082d0a4beb0be23b6e63c9e747ec3d650cd670f72c08d79ba40d49c9091344e305a01657916109284b1

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

      suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

    • suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

      suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

    • Modifies Windows Firewall

    • Deletes itself

    • Accesses Microsoft Outlook profiles

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Process Discovery

1
T1057

Collection

Email Collection

1
T1114

Tasks