b7dd3bce3ebfbc2d5e3a9f00d47f27cb6a5895c4618c878e314e573a7c216df1

Analysis

max time kernel
149s
max time network
162s
platform
ubuntu-24.04_amd64
resource
ubuntu2404-amd64-20240523-en
resource tags

arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system
submitted
18-07-2024 21:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

The-MALWARE-Repo-master/Botnets/FritzFrog/453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
Size

8.7MB
MD5

682ac123d740321e6ba04d82e8cc4ed8
SHA1

088a8c8c2b7f9db92ec0ae39e1dc77c8707d3895
SHA256

453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
SHA512

26ddc0a1b91337de2314465f82f3a02ec478f32708fa91b7cdf75fc235eda7b3cf7c495616145dc29fc081ac4398cab5aac0d42978ea694fa183518533fcf4ad
SSDEEP

98304:i7ihKiuH4QpmHh/vN0SyDbQy5lZGJJRgOX5f4y+n47Xk:i7ihKiuH4QIha1PQaZGTRgOXxR

Score

8^/10

antivm persistence

Malware Config

Signatures

Adds new SSH keys 1 IoCs

Linux special file to hold SSH keys. The threat actor may add new keys for further remote access.

persistence

description	ioc	Process
File opened for modification	/root/.ssh/authorized_keys	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619

Deletes itself 1 IoCs

pid
4070

Deletes log files 1 TTPs 1 IoCs

Deletes log files on the system.

Indicator Removal

T1070

description	ioc	Process
File deleted	/var/log/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619

Enumerates running processes
Discovers information about currently running processes on the system

Checks CPU configuration 1 TTPs 1 IoCs

Checks CPU information which indicate if the system is a virtual machine.

antivm

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
File opened for reading	/proc/cpuinfo	cat

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

description	ioc	Process
File opened for reading	/proc/3843/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/582/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/1069/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3293/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3559/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3568/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/2025/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/26/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/43/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/2/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/37/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/780/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/195/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3672/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3737/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3766/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/51/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3578/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3454/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3592/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3387/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/54/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/2020/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3832/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/828/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/1061/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3549/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3575/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/36/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3843/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/5/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/22/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/4065/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/4088/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/56/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/235/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/6/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/41/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/1086/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/28/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3568/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/357/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3550/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3551/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/432/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/1/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/meminfo	free
File opened for reading	/proc/meminfo	free
File opened for reading	/proc/3360/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3367/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3501/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3716/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3797/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/187/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3375/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/189/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3497/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/loadavg	uptime
File opened for reading	/proc/13/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3575/stat	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/38/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/3267/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/71/cmdline	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
File opened for reading	/proc/meminfo	free

Writes file to tmp directory 1 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/nc	453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619

/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619
1⤵
- Adds new SSH keys
- Deletes log files
- Reads runtime system information
- Writes file to tmp directory
PID:4067
- /usr/bin/uname
  uname -a
  2⤵
  PID:4082
- /usr/bin/cat
  cat /proc/cpuinfo
  2⤵
  - Checks CPU configuration
  PID:4084
- /usr/bin/cat
  cat /etc/issue
  2⤵
  PID:4085
- /usr/bin/free
  free -m
  2⤵
  PID:4086
- /usr/bin/uptime
  uptime
  2⤵
  PID:4087
- /usr/bin/journalctl
  journalctl -S "@0" -u sshd
  2⤵
  PID:4088
- /usr/bin/cat
  cat "/var/log/auth*"
  2⤵
  PID:4090
- /usr/bin/zcat
  zcat "/var/log/auth*"
  2⤵
  PID:4091
- /usr/local/sbin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:4091
- /usr/local/bin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:4091
- /usr/sbin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:4091
- /usr/bin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:4091
- /usr/bin/free
  free -m
  2⤵
  PID:4092
- /usr/bin/uptime
  uptime
  2⤵
  PID:4093
- /usr/bin/free
  free -m
  2⤵
  PID:4095
- /usr/bin/uptime
  uptime
  2⤵
  PID:4096
- /usr/bin/free
  free -m
  2⤵
  PID:4100
- /usr/bin/uptime
  uptime
  2⤵
  PID:4101
- /usr/bin/free
  free -m
  2⤵
  - Reads runtime system information
  PID:4120
- /usr/bin/uptime
  uptime
  2⤵
  PID:4121
- /usr/bin/free
  free -m
  2⤵
  - Reads runtime system information
  PID:4122
- /usr/bin/uptime
  uptime
  2⤵
  PID:4123
- /usr/bin/free
  free -m
  2⤵
  PID:4124
- /usr/bin/uptime
  uptime
  2⤵
  PID:4125
- /usr/bin/free
  free -m
  2⤵
  PID:4126
- /usr/bin/uptime
  uptime
  2⤵
  PID:4127
- /usr/bin/free
  free -m
  2⤵
  PID:4128
- /usr/bin/uptime
  uptime
  2⤵
  PID:4129
- /usr/bin/free
  free -m
  2⤵
  - Reads runtime system information
  PID:4130
- /usr/bin/uptime
  uptime
  2⤵
  PID:4131
- /usr/bin/free
  free -m
  2⤵
  PID:4132
- /usr/bin/uptime
  uptime
  2⤵
  PID:4133
- /usr/bin/free
  free -m
  2⤵
  PID:4134
- /usr/bin/uptime
  uptime
  2⤵
  PID:4135
- /usr/bin/free
  free -m
  2⤵
  PID:4136
- /usr/bin/uptime
  uptime
  2⤵
  PID:4137
- /usr/bin/free
  free -m
  2⤵
  PID:4138
- /usr/bin/uptime
  uptime
  2⤵
  - Reads runtime system information
  PID:4139
- /usr/bin/free
  free -m
  2⤵
  PID:4140
- /usr/bin/uptime
  uptime
  2⤵
  PID:4141

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/nc

Filesize
8.7MB

MD5
682ac123d740321e6ba04d82e8cc4ed8

SHA1
088a8c8c2b7f9db92ec0ae39e1dc77c8707d3895

SHA256
453468b86856665f2cc0e0e71668c0b6aac8b14326c623995ba5963f22257619

SHA512
26ddc0a1b91337de2314465f82f3a02ec478f32708fa91b7cdf75fc235eda7b3cf7c495616145dc29fc081ac4398cab5aac0d42978ea694fa183518533fcf4ad

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads