Analysis Overview
SHA256
acfaf7b28cec71707f0d85422c361621cd86580c7b90d680eaaacdb885844fdb
Threat Level: Shows suspicious behavior
The file bash.elf was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks hardware identifiers (DMI)
Reads MAC address of network interface
Reads hardware information
UPX packed file
Checks CPU configuration
Reads CPU attributes
Enumerates kernel/hardware configuration
Reads runtime system information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-29 14:55
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-29 14:55
Reported
2024-10-29 14:57
Platform
ubuntu2404-amd64-20240523-en
Max time kernel
0s
Max time network
130s
Command Line
Signatures
Checks hardware identifiers (DMI)
| Description | Indicator | Process | Target |
| File opened for reading | /sys/devices/virtual/dmi/id/product_name | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/board_vendor | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/bios_vendor | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/sys_vendor | /tmp/bash.elf | N/A |
Reads MAC address of network interface
| Description | Indicator | Process | Target |
| File opened for reading | /sys/class/net/ens3/address | /tmp/bash.elf | N/A |
Reads hardware information
| Description | Indicator | Process | Target |
| File opened for reading | /sys/devices/virtual/dmi/id/bios_version | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/bios_date | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/product_serial | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/product_uuid | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/board_name | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/chassis_vendor | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/chassis_type | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/chassis_serial | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/product_version | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/board_serial | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/board_asset_tag | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/chassis_version | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/board_version | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id/chassis_asset_tag | /tmp/bash.elf | N/A |
Checks CPU configuration
| Description | Indicator | Process | Target |
| File opened for reading | /proc/cpuinfo | /tmp/bash.elf | N/A |
Reads CPU attributes
| Description | Indicator | Process | Target |
| File opened for reading | /sys/devices/system/cpu/online | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/system/cpu/types | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/system/cpu/possible | /tmp/bash.elf | N/A |
Enumerates kernel/hardware configuration
| Description | Indicator | Process | Target |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cpufreq/cpuinfo_max_freq | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/hugepages | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/sr0/size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/fd0/device/devtype | /tmp/bash.elf | N/A |
| File opened for reading | /sys/fs/cgroup/cgroup.controllers | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/topology/physical_package_id | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/infiniband | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index0/size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index3/physical_line_partition | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index9/shared_cpu_map | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/access1/initiators | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/virtual/dmi/id | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/dax | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/net | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/pci/devices/0000:00:03.0/local_cpus | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index6/shared_cpu_map | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/access0/initiators/read_bandwidth | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/topology/package_cpus | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index3/type | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index3/coherency_line_size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index2/coherency_line_size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index3/number_of_sets | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/pci/devices/0000:00:04.0/local_cpus | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index1/level | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index7/shared_cpu_map | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index8/shared_cpu_map | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/dax/devices/target_node | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/access0/initiators | /tmp/bash.elf | N/A |
| File opened for reading | /sys/fs/cgroup/cpuset.mems.effective | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index0/level | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index0/physical_line_partition | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/vda/device/devtype | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/hugepages/hugepages-1048576kB/nr_hugepages | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/access0/initiators/read_latency | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/fd0/device/local_cpus | /tmp/bash.elf | N/A |
| File opened for reading | /sys/fs/cgroup/cpuset.cpus.effective | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index2/level | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/meminfo | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/fd0/queue/hw_sector_size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cpufreq/base_frequency | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index2/physical_line_partition | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/dax/target_node | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/topology/core_cpus | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index0/number_of_sets | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/vda/size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/sr0/dev | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/fd0/dev | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/vda/dev | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index2/number_of_sets | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index3/size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/system/cpu | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/vda/queue/hw_sector_size | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index2/type | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index3/level | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/dax/devices | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index0/shared_cpu_map | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/cpu/devices/cpu0/cache/index0/type | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/pci/devices/0000:00:06.0/local_cpus | /tmp/bash.elf | N/A |
| File opened for reading | /sys/devices/system/node/online | /tmp/bash.elf | N/A |
| File opened for reading | /sys/bus/node/devices/node0/hugepages/hugepages-2048kB/nr_hugepages | /tmp/bash.elf | N/A |
| File opened for reading | /sys/class/block/sr0/device/devtype | /tmp/bash.elf | N/A |
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/self/exe | /tmp/bash.elf | N/A |
| File opened for reading | /proc/mounts | /tmp/bash.elf | N/A |
| File opened for reading | /proc/self/cpuset | /tmp/bash.elf | N/A |
| File opened for reading | /proc/meminfo | /tmp/bash.elf | N/A |
| File opened for reading | /proc/driver/nvidia/gpus | /tmp/bash.elf | N/A |
Processes
/tmp/bash.elf
[/tmp/bash.elf]
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp |
Files
memory/2435-1-0x0000000000400000-0x0000000000acf8b8-memory.dmp