General

  • Target

    f22145535bbed47f46e49c44373b9d7827b5ab2e6e25da4bff6a4396be0485af

  • Size

    333KB

  • Sample

    220126-jvng3safgq

  • MD5

    64fd1b8745308047478159df6b39bbb7

  • SHA1

    1a711ed0e2877482db4d08fe1e11e366b844d20b

  • SHA256

    f22145535bbed47f46e49c44373b9d7827b5ab2e6e25da4bff6a4396be0485af

  • SHA512

    8b8ae98392ae8b97984c02bfa00473e448e77a6a88108bff6be193eab26a81cb8b801e3b4d8ff3d162036d25b398269b9205e1317314514e5b0718986355482d

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

https://oakland-studio.video/search.php

https://seattle-university.video/search.php

rc4.i32
rc4.i32

Targets

    • Target

      f22145535bbed47f46e49c44373b9d7827b5ab2e6e25da4bff6a4396be0485af

    • Size

      333KB

    • MD5

      64fd1b8745308047478159df6b39bbb7

    • SHA1

      1a711ed0e2877482db4d08fe1e11e366b844d20b

    • SHA256

      f22145535bbed47f46e49c44373b9d7827b5ab2e6e25da4bff6a4396be0485af

    • SHA512

      8b8ae98392ae8b97984c02bfa00473e448e77a6a88108bff6be193eab26a81cb8b801e3b4d8ff3d162036d25b398269b9205e1317314514e5b0718986355482d

    • 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

    • Executes dropped EXE

    • 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