Overview

overview

10

Static

static

7

c1781b6440...6f.elf

debian-9-armhf

10

Sharing

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General

  • Target

    c1781b6440c32c3cd3b5af772eae3b6f.elf

  • Size

    56KB

  • Sample

    230529-yzdwrsdg6y

  • MD5

    c1781b6440c32c3cd3b5af772eae3b6f

  • SHA1

    f32bb16ada1982fd1b2957687b325c0e654f8749

  • SHA256

    2afe3f14f806f1b435e2c7c0e82e7e709c8abc4db41b92dddac0fd5df7accb7f

  • SHA512

    788ef2c2168cbd772db483855cf3a8aac796af14715f359dc8738bd14179a3bf9e09e15b8d8e625f2dd88a6d85b18209b274567db5c4054e4d9bd3704aad4c5e

  • SSDEEP

    1536:mmRRqYI3gyfg/cTfAfVIYftVufrX51x7kDEc3Slge3:mmTLyI/cTfAfmdhc3Pe

Score
10/10
miraiunstablebotnetdiscoveryupx

Malware Config

Extracted

Family

mirai

Botnet

UNSTABLE

Targets

    • Target

      c1781b6440c32c3cd3b5af772eae3b6f.elf

    • Size

      56KB

    • MD5

      c1781b6440c32c3cd3b5af772eae3b6f

    • SHA1

      f32bb16ada1982fd1b2957687b325c0e654f8749

    • SHA256

      2afe3f14f806f1b435e2c7c0e82e7e709c8abc4db41b92dddac0fd5df7accb7f

    • SHA512

      788ef2c2168cbd772db483855cf3a8aac796af14715f359dc8738bd14179a3bf9e09e15b8d8e625f2dd88a6d85b18209b274567db5c4054e4d9bd3704aad4c5e

    • SSDEEP

      1536:mmRRqYI3gyfg/cTfAfVIYftVufrX51x7kDEc3Slge3:mmTLyI/cTfAfmdhc3Pe

    Score
    10/10
    miraiunstablebotnetdiscovery

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

      botnetmirai

    • Contacts a large (157694) 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

    • Changes its process name

    • Modifies Watchdog functionality

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

    • Writes file to system bin folder

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hijack Execution Flow

1
T1574

Privilege Escalation

Hijack Execution Flow

1
T1574

Defense Evasion

Impair Defenses

1
T1562

Hijack Execution Flow

1
T1574

Credential Access

Discovery

Network Service Scanning

2
T1046

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks