General

  • Target

    a59dd96f5e3c76b0d576aceb012e6c3244044b36fcadda78fce6af0bbb4258df

  • Size

    304KB

  • Sample

    220521-yrj3tagddl

  • MD5

    56162d3abe993e4836a2ec9185d7a0f4

  • SHA1

    597a363d84b8d11b6edbfc8f451ec0fc51995666

  • SHA256

    a59dd96f5e3c76b0d576aceb012e6c3244044b36fcadda78fce6af0bbb4258df

  • SHA512

    9e00ab8b9bd634f9763b02cc62dec16bc0bee561bd78e18de126c01836d9f406e1f7a461d9fd18b8a03a795c022bc381abd761c8eefda2913fdce1609b0dd06f

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

      a59dd96f5e3c76b0d576aceb012e6c3244044b36fcadda78fce6af0bbb4258df

    • Size

      304KB

    • MD5

      56162d3abe993e4836a2ec9185d7a0f4

    • SHA1

      597a363d84b8d11b6edbfc8f451ec0fc51995666

    • SHA256

      a59dd96f5e3c76b0d576aceb012e6c3244044b36fcadda78fce6af0bbb4258df

    • SHA512

      9e00ab8b9bd634f9763b02cc62dec16bc0bee561bd78e18de126c01836d9f406e1f7a461d9fd18b8a03a795c022bc381abd761c8eefda2913fdce1609b0dd06f

    • 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