b7dd3bce3ebfbc2d5e3a9f00d47f27cb6a5895c4618c878e314e573a7c216df1

Analysis

max time kernel
149s
max time network
151s
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/985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
Size

8.7MB
MD5

c947363b50231882723bd6b07bc291ca
SHA1

7b9a425f09da9be5dda5facff18c5fd15eed253a
SHA256

985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
SHA512

45f511f6fe78bba853789f85549c8ac591b7812e2fc969a13148bbd1112fa356f6a1ee88a22a907e7f62ef79a0d14d75681eecd2a17f027d105afd381f161184
SSDEEP

98304:vM6uc5LRC1PApsX8mygFiQS8Mi0e6oIOPxOGdG20t7Xk:vM6uc5LRCepmPEQXMir6oIOPoCM

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	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86

Deletes itself 1 IoCs

pid
2495

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/985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86

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/meminfo	free
File opened for reading	/proc/1386/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1864/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2254/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/274/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/809/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2099/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2156/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2236/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2254/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2222/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2500/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/788/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/meminfo	free
File opened for reading	/proc/uptime	uptime
File opened for reading	/proc/182/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1956/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/201/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/filesystems	journalctl
File opened for reading	/proc/69/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/9/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/12/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/36/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/585/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/774/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/14/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2514/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1912/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/uptime	uptime
File opened for reading	/proc/sys/net/core/somaxconn	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/meminfo	free
File opened for reading	/proc/1684/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/418/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1118/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1249/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1908/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2001/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/389/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1972/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2135/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2156/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2196/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/432/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1051/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/27/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/763/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/29/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2006/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/45/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/loadavg	uptime
File opened for reading	/proc/193/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2489/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/811/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1942/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2147/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2491/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2492/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/19/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/786/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/8/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/2215/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/44/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/1966/stat	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
File opened for reading	/proc/39/cmdline	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86

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	985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86

/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86
1⤵
- Adds new SSH keys
- Deletes log files
- Reads runtime system information
- Writes file to tmp directory
PID:2492
- /usr/bin/uname
  uname -a
  2⤵
  PID:2519
- /usr/bin/cat
  cat /proc/cpuinfo
  2⤵
  - Checks CPU configuration
  PID:2521
- /usr/bin/cat
  cat /etc/issue
  2⤵
  PID:2522
- /usr/bin/free
  free -m
  2⤵
  PID:2523
- /usr/bin/uptime
  uptime
  2⤵
  PID:2524
- /usr/bin/journalctl
  journalctl -S "@0" -u sshd
  2⤵
  - Reads runtime system information
  PID:2531
- /usr/bin/cat
  cat "/var/log/auth*"
  2⤵
  PID:2533
- /usr/bin/zcat
  zcat "/var/log/auth*"
  2⤵
  PID:2534
- /usr/local/sbin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:2534
- /usr/local/bin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:2534
- /usr/sbin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:2534
- /usr/bin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:2534
- /usr/bin/free
  free -m
  2⤵
  PID:2535
- /usr/bin/uptime
  uptime
  2⤵
  - Reads runtime system information
  PID:2536
- /usr/bin/free
  free -m
  2⤵
  PID:2537
- /usr/bin/uptime
  uptime
  2⤵
  PID:2538
- /usr/bin/free
  free -m
  2⤵
  PID:2542
- /usr/bin/uptime
  uptime
  2⤵
  PID:2543
- /usr/bin/free
  free -m
  2⤵
  PID:2544
- /usr/bin/uptime
  uptime
  2⤵
  PID:2545
- /usr/bin/free
  free -m
  2⤵
  PID:2546
- /usr/bin/uptime
  uptime
  2⤵
  PID:2547
- /usr/bin/free
  free -m
  2⤵
  - Reads runtime system information
  PID:2548
- /usr/bin/uptime
  uptime
  2⤵
  PID:2549
- /usr/bin/free
  free -m
  2⤵
  PID:2550
- /usr/bin/uptime
  uptime
  2⤵
  - Reads runtime system information
  PID:2551
- /usr/bin/free
  free -m
  2⤵
  PID:2552
- /usr/bin/uptime
  uptime
  2⤵
  PID:2553
- /usr/bin/free
  free -m
  2⤵
  - Reads runtime system information
  PID:2554
- /usr/bin/uptime
  uptime
  2⤵
  - Reads runtime system information
  PID:2555
- /usr/bin/free
  free -m
  2⤵
  PID:2556
- /usr/bin/uptime
  uptime
  2⤵
  PID:2557
- /usr/bin/free
  free -m
  2⤵
  - Reads runtime system information
  PID:2558
- /usr/bin/uptime
  uptime
  2⤵
  PID:2559
- /usr/bin/free
  free -m
  2⤵
  PID:2560
- /usr/bin/uptime
  uptime
  2⤵
  PID:2561
- /usr/bin/free
  free -m
  2⤵
  PID:2577
- /usr/bin/uptime
  uptime
  2⤵
  PID:2578
- /usr/bin/free
  free -m
  2⤵
  PID:2582
- /usr/bin/uptime
  uptime
  2⤵
  PID:2583

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
c947363b50231882723bd6b07bc291ca

SHA1
7b9a425f09da9be5dda5facff18c5fd15eed253a

SHA256
985ffee662969825146d1b465d068ea4f5f01990d13827511415fd497cf9db86

SHA512
45f511f6fe78bba853789f85549c8ac591b7812e2fc969a13148bbd1112fa356f6a1ee88a22a907e7f62ef79a0d14d75681eecd2a17f027d105afd381f161184

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads