Overview

overview

10

Static

static

10

147b877d92...4481db

debian-9-armhf

9

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General

  • Target

    147b877d92cb69a4f47a6d6c9e4481db

  • Size

    135KB

  • Sample

    220805-ylyn1sgfe2

  • MD5

    147b877d92cb69a4f47a6d6c9e4481db

  • SHA1

    c37890898f0faef6f92fe1cd2506bf11be2fcf75

  • SHA256

    323eb2ac9034ac59a744a4743f3de35307a4a05a24af0cf75b89bf17ff8d0d6d

  • SHA512

    9087a3a2045affe99a5346185b864e933e39164288c15b885f567355f2b009dd93d2a71fa6c55264878582c9c68ee65cd0a43ecc1fec44ef24ca7ca8f28decf6

Score
10/10
miraidiscovery

Malware Config

Targets

    • Target

      147b877d92cb69a4f47a6d6c9e4481db

    • Size

      135KB

    • MD5

      147b877d92cb69a4f47a6d6c9e4481db

    • SHA1

      c37890898f0faef6f92fe1cd2506bf11be2fcf75

    • SHA256

      323eb2ac9034ac59a744a4743f3de35307a4a05a24af0cf75b89bf17ff8d0d6d

    • SHA512

      9087a3a2045affe99a5346185b864e933e39164288c15b885f567355f2b009dd93d2a71fa6c55264878582c9c68ee65cd0a43ecc1fec44ef24ca7ca8f28decf6

    Score
    9/10
    discovery

    • Contacts a large (37205) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Modifies the Watchdog daemon

      Malware like Mirai modify the Watchdog to prevent it restarting an infected system.

    • Writes file to system bin folder

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Write file to user bin folder

    • Reads system network configuration

      Uses contents of /proc filesystem to enumerate network settings.

    • Reads runtime system information

      Reads data from /proc virtual filesystem.

    • Writes file to tmp directory

      Malware often drops required files in the /tmp directory.

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hijack Execution Flow

2
T1574

Privilege Escalation

Hijack Execution Flow

2
T1574

Defense Evasion

Impair Defenses

1
T1562

Hijack Execution Flow

2
T1574

Credential Access

Discovery

Network Service Scanning

2
T1046

System Network Connections Discovery

1
T1049

System Network Configuration Discovery

1
T1016

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks