b7dd3bce3ebfbc2d5e3a9f00d47f27cb6a5895c4618c878e314e573a7c216df1

Analysis

max time kernel
149s
max time network
156s
platform
ubuntu-20.04_amd64
resource
ubuntu2004-amd64-20240611-en
resource tags

arch:amd64arch:i386image:ubuntu2004-amd64-20240611-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
submitted
18-07-2024 21:48

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General

Target

The-MALWARE-Repo-master/Botnets/FritzFrog/0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
Size

8.7MB
MD5

0263de27fd997a4904ee4a92f91ac733
SHA1

da090fd76b2d92320cf7e55666bb5bd8f50796c9
SHA256

0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
SHA512

09ef02532eb7c3a968c1d04bf1f3aa9a4bf400f8485d3be596d7db3aed5f705fc1f85a1f6218397a70830ad747aa03c61b9c5b1cca24c2620cdbb3e5361db194
SSDEEP

98304:bKwGam/zeDrZCDcryHlc5Qp+FLk0h6u9SrS2D8t7Xk:bKwGam/z4C3FKQ8FLTh6u9S4

Score

8^/10

antivm infostealer 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	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732

Deletes itself 1 IoCs

pid
1436

Reads EFI boot settings 1 IoCs

Reads EFI boot settings from the efivars filesystem, may contain security secrets or sensitive data.

infostealer

description	ioc	Process
File opened for reading	/sys/firmware/efi/efivars/SystemdOptions-8cf2644b-4b0b-428f-9387-6d876050dc67	journalctl

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/0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732

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 CPU attributes 1 TTPs 30 IoCs

System Information Discovery

T1082

description	ioc	Process
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	uptime
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free
File opened for reading	/sys/devices/system/cpu/online	free

Enumerates kernel/hardware configuration 1 TTPs 1 IoCs

Reads contents of /sys virtual filesystem to enumerate system information.

System Information Discovery

T1082

description	ioc	Process
File opened for reading	/sys/firmware/efi/efivars/SystemdOptions-8cf2644b-4b0b-428f-9387-6d876050dc67	journalctl

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

description	ioc	Process
File opened for reading	/proc/982/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/self/auxv	uptime
File opened for reading	/proc/91/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/86/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1146/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/sys/kernel/osrelease	journalctl
File opened for reading	/proc/86/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/451/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/self/auxv	uptime
File opened for reading	/proc/70/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1342/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/160/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/174/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/82/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/637/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/93/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/920/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/992/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/617/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/loadavg	uptime
File opened for reading	/proc/1096/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/164/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1224/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/920/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/self/auxv	free
File opened for reading	/proc/72/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/642/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/868/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/meminfo	free
File opened for reading	/proc/1335/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/169/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/201/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/4/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/4/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1034/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/504/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/70/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/meminfo	free
File opened for reading	/proc/self/auxv	free
File opened for reading	/proc/self/auxv	uptime
File opened for reading	/proc/loadavg	uptime
File opened for reading	/proc/10/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1430/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/sys/kernel/osrelease	free
File opened for reading	/proc/75/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/857/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/cmdline	journalctl
File opened for reading	/proc/5/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/798/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1119/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/sys/kernel/osrelease	free
File opened for reading	/proc/1029/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1/sched	journalctl
File opened for reading	/proc/456/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/loadavg	uptime
File opened for reading	/proc/1124/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1/environ	journalctl
File opened for reading	/proc/1094/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/sys/kernel/osrelease	free
File opened for reading	/proc/uptime	uptime
File opened for reading	/proc/loadavg	uptime
File opened for reading	/proc/1179/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/84/stat	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
File opened for reading	/proc/1100/cmdline	0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732

/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
/tmp/The-MALWARE-Repo-master/Botnets/FritzFrog/0ab8836efcaa62c7daac314e0b7ab1679319b2901578fd9e95ec3476b4c1a732
1⤵
- Adds new SSH keys
- Deletes log files
- Reads runtime system information
PID:1432
- /usr/bin/uname
  uname -a
  2⤵
  PID:1446
- /usr/bin/cat
  cat /proc/cpuinfo
  2⤵
  - Checks CPU configuration
  PID:1447
- /usr/bin/cat
  cat /etc/issue
  2⤵
  PID:1448
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1449
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1450
- /usr/bin/journalctl
  journalctl -S "@0" -u sshd
  2⤵
  - Reads EFI boot settings
  - Enumerates kernel/hardware configuration
  - Reads runtime system information
  PID:1451
- /usr/bin/cat
  cat "/var/log/auth*"
  2⤵
  PID:1452
- /usr/bin/zcat
  zcat "/var/log/auth*"
  2⤵
  PID:1453
- /usr/local/sbin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:1453
- /usr/local/bin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:1453
- /usr/sbin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:1453
- /usr/bin/gzip
  gzip -cd "/var/log/auth*"
  2⤵
  PID:1453
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1454
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1455
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1456
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1457
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1471
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1472
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1473
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1474
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1475
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1476
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1483
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1484
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1485
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1486
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1487
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1488
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1489
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1490
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1491
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1492
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1493
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  PID:1494
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1496
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1497
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  PID:1498
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1499
- /usr/bin/free
  free -m
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1500
- /usr/bin/uptime
  uptime
  2⤵
  - Reads CPU attributes
  - Reads runtime system information
  PID:1501

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

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/root/.ssh/authorized_keys

Filesize
381B

MD5
9da18d38b6dd4c4aa84642378d63fa89

SHA1
c5a976691e4b5963b5e760044f22cc9685268db6

SHA256
43062900b2539d8d1f67f30fa7042c56b53541f63875b5f0de5d8fbde0e0a8bf

SHA512
222b20b5b2ff8956c13dbac1f8d3f81435613b751913d65f4c4082ea9c1a7c8ae91be17a24ef4ae0c708bfe09daab552bb209615714d70acfaaed89c536c71b3

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads