b205219763ed4edae6fcf05d6e4b1bb6e480af8454d4a72520ef9a8b98a210d4

Analysis

max time kernel
152s
max time network
153s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20230831-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20230831-enkernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
07/10/2023, 05:44

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General

Target

x86_64.elf
Size

61KB
MD5

15c15fc923e9596814f02e63a01d67da
SHA1

3ca28b04e8d9291f7e9a8a014cda9817ff8f68bd
SHA256

b205219763ed4edae6fcf05d6e4b1bb6e480af8454d4a72520ef9a8b98a210d4
SHA512

d901b1da62235252f5fa1800078203c1a4a42241083ef5f3b1b66088da6a8d38801de798c7e2ceeb727aa7d8c54fa3492ed7261b7a52d66fbb7e4f6258a71de8
SSDEEP

1536:dpmbSQ6U3q7cCBT/lZsK/0DiQILiKimfFoktCe3fYRMK:WShU3q7cEDlCK/0DA9i8Fok06fYR1

Score

9^/10

discovery

Malware Config

Signatures

Contacts a large (37362) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
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

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/bin/systemd	614	x86_64.elf

Reads runtime system information 1 IoCs

Reads data from /proc virtual filesystem.

description	ioc	Process
File opened for reading	/proc/filesystems	mkdir

Writes file to tmp directory 1 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/�k�bin/systemd	sh

/tmp/x86_64.elf
/tmp/x86_64.elf
1⤵
- Changes its process name
PID:614
- /bin/sh
  sh -c "rm -rf bin/systemd && mkdir bin; >�k�bin/systemd && mv /tmp/x86_64.elf bin/systemd; chmod 777 bin/systemd"
  2⤵
  - Writes file to tmp directory
  PID:615
- - /bin/rm
    rm -rf bin/systemd
    3⤵
    PID:616
- - /bin/mkdir
    mkdir bin
    3⤵
    - Reads runtime system information
    PID:617
- - /bin/chmod
    chmod 777 bin/systemd
    3⤵
    PID:618

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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