Analysis

  • max time kernel
    14177s
  • max time network
    167s
  • platform
    linux_armhf
  • resource
    debian9-armhf-en-20211208
  • submitted
    21-05-2022 18:59

General

  • Target

    2bb3007aee4a41cd006f8d21418386e3bb5a5b600f5a3da8db43e8e84579d077

  • Size

    52KB

  • MD5

    1384497bd372c9a017a672bf9cb9e3fe

  • SHA1

    56648d7c83db6df9715326256d0c349150227050

  • SHA256

    2bb3007aee4a41cd006f8d21418386e3bb5a5b600f5a3da8db43e8e84579d077

  • SHA512

    751a71915963ea4d19ba01b5f70a83ced75edb39a5218951ce2e20318c793bcddf2ec6f60a3cf4756d4a28e27624827cfb7516100b07936507fa5575dbd403ce

Score
9/10

Malware Config

Signatures

  • Contacts a large (19014) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • Modifies the Watchdog daemon 1 TTPs

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

  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Write file to user bin folder 1 TTPs 1 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 43 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • ./2bb3007aee4a41cd006f8d21418386e3bb5a5b600f5a3da8db43e8e84579d077
    ./2bb3007aee4a41cd006f8d21418386e3bb5a5b600f5a3da8db43e8e84579d077
    1⤵
    • Reads runtime system information
    PID:363

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hijack Execution Flow

2
T1574

Privilege Escalation

Hijack Execution Flow

2
T1574

Defense Evasion

Impair Defenses

1
T1562

Hijack Execution Flow

2
T1574

Discovery

Network Service Scanning

2
T1046

System Network Connections Discovery

1
T1049

System Network Configuration Discovery

1
T1016

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