Overview

overview

9

Static

static

8

f6c97b1e2e...82eec8

debian-9-mipsel

9

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General

  • Target

    f6c97b1e2ed02578ca1066c8235ba4f991e645f89012406c639dbccc6582eec8

  • Size

    134KB

  • Sample

    241004-znjtbavhqn

  • MD5

    3849f30b51a5c49e8d1546960cc206c7

  • SHA1

    61c74136534b826059c63221a2373dc0613a47b7

  • SHA256

    f6c97b1e2ed02578ca1066c8235ba4f991e645f89012406c639dbccc6582eec8

  • SHA512

    43d79293d1fbf716111c27e50df95a0860a0d706079625fa2b8a6b57c5ee06fa7b5b6b8c0acae33714a2181686426728513c990534e44b6f03a05dde0629ab86

  • SSDEEP

    3072:biMYFJvw6Yh0b1gKobtCGCmCRlrisfrYm:fYFJvwe1gKCYVl2szN

Score
9/10
defense_evasiondiscoverypersistenceupx

Malware Config

Targets

    • Target

      f6c97b1e2ed02578ca1066c8235ba4f991e645f89012406c639dbccc6582eec8

    • Size

      134KB

    • MD5

      3849f30b51a5c49e8d1546960cc206c7

    • SHA1

      61c74136534b826059c63221a2373dc0613a47b7

    • SHA256

      f6c97b1e2ed02578ca1066c8235ba4f991e645f89012406c639dbccc6582eec8

    • SHA512

      43d79293d1fbf716111c27e50df95a0860a0d706079625fa2b8a6b57c5ee06fa7b5b6b8c0acae33714a2181686426728513c990534e44b6f03a05dde0629ab86

    • SSDEEP

      3072:biMYFJvw6Yh0b1gKobtCGCmCRlrisfrYm:fYFJvwe1gKCYVl2szN

    Score
    9/10
    defense_evasiondiscoverypersistenceupx

    • Contacts a large (73883) 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

    • Patched UPX-packed file

      Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.

    • Modifies Watchdog functionality

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

      defense_evasion

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

      discovery

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

      persistence

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

      discovery

    • Writes file to system bin folder

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1

MITRE ATT&CK Enterprise v15

Tasks