Overview

overview

10

Static

static

41552ff80f...e9.exe

windows7_x64

10

41552ff80f...e9.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    41552ff80f1fa54ced4bcd15edf0f10c498a5b4ab699451322970c2d230d6ce9

  • Size

    240KB

  • Sample

    220708-gs5x8scear

  • MD5

    491bf48093ce883bc2caf2e7d37f91a5

  • SHA1

    388f82016f77a1809e73162c447d1d3d34288b29

  • SHA256

    41552ff80f1fa54ced4bcd15edf0f10c498a5b4ab699451322970c2d230d6ce9

  • SHA512

    223cb619a9598ffd1f33197bd25c8208a3792a46b7062945ec320e2f499fe86a40f17720b8140cfc936f2b0b1d58620bb31dba1b0fa25935cb65e404ae90c7c0

Score
10/10
smokeloaderbackdoorpersistencesuricatatrojan

Malware Config

Extracted

Family

smokeloader

Version

2017

C2

http://derevo.bit/1/

http://ds12.ng/1/

Targets

    • Target

      41552ff80f1fa54ced4bcd15edf0f10c498a5b4ab699451322970c2d230d6ce9

    • Size

      240KB

    • MD5

      491bf48093ce883bc2caf2e7d37f91a5

    • SHA1

      388f82016f77a1809e73162c447d1d3d34288b29

    • SHA256

      41552ff80f1fa54ced4bcd15edf0f10c498a5b4ab699451322970c2d230d6ce9

    • SHA512

      223cb619a9598ffd1f33197bd25c8208a3792a46b7062945ec320e2f499fe86a40f17720b8140cfc936f2b0b1d58620bb31dba1b0fa25935cb65e404ae90c7c0

    Score
    10/10
    smokeloaderbackdoortrojanpersistencesuricata

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • suricata: ET MALWARE Possible Sharik/Smoke Loader Microsoft Connectivity check M3

      suricata: ET MALWARE Possible Sharik/Smoke Loader Microsoft Connectivity check M3

      suricata

    • suricata: ET MALWARE Sharik/Smoke Loader Java Connectivity Check

      suricata: ET MALWARE Sharik/Smoke Loader Java Connectivity Check

      suricata

    • suricata: ET MALWARE Sharik/Smoke Loader Microsoft Connectivity Check

      suricata: ET MALWARE Sharik/Smoke Loader Microsoft Connectivity Check

      suricata

    • Adds policy Run key to start application

      persistence

    • Unexpected DNS network traffic destination

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks