Analysis
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max time kernel
1s -
max time network
133s -
platform
ubuntu-20.04_amd64 -
resource
ubuntu2004-amd64-20240221-en -
resource tags
arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system -
submitted
31-03-2024 10:05
Static task
static1
Behavioral task
behavioral1
Sample
53bb7f527f54eed90a63d10e75c22891_JaffaCakes118
Resource
ubuntu2004-amd64-20240221-en
General
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Target
53bb7f527f54eed90a63d10e75c22891_JaffaCakes118
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Size
792KB
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MD5
53bb7f527f54eed90a63d10e75c22891
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SHA1
1411a3ab8d7e78a11bf31ee8030f0b30871210d6
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SHA256
53046ec20ff41109e92ae74a5d9ea300d01c07d08fff936f2c7f527cae6384ec
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SHA512
ef0dfc14951df585de01df799d720cd28cb0d433101830cd051e5ff559edb942c570e2888fce5265305af3662983a1882978b79e90554aebb9e4228a58870ecb
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SSDEEP
24576:Joed7lIbyHSDEkoTscHfaMPyalFyrARcwhYZAsaNP:iK7eby87oi6yaScRcNZAsoP
Malware Config
Signatures
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xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
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XMRig Miner payload 1 IoCs
resource yara_rule behavioral1/memory/1452-1-0x0000000000400000-0x000000000092f3f0-memory.dmp xmrig -
Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself QmdPHRiR 1452 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Deletes itself 1 IoCs
pid Process 1452 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Checks CPU configuration 1 TTPs 1 IoCs
Checks CPU information which indicate if the system is a virtual machine.
description ioc Process File opened for reading /proc/cpuinfo 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Checks hardware identifiers (DMI) 1 TTPs 4 IoCs
Checks DMI information which indicate if the system is a virtual machine.
description ioc Process File opened for reading /sys/devices/virtual/dmi/id/product_name 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/board_vendor 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/bios_vendor 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/sys_vendor 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Reads CPU attributes 1 TTPs 2 IoCs
description ioc Process File opened for reading /sys/devices/system/cpu/online 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/system/cpu/possible 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Reads hardware information 1 TTPs 14 IoCs
Accesses system info like serial numbers, manufacturer names etc.
description ioc Process File opened for reading /sys/devices/virtual/dmi/id/product_serial 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/bios_version 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/product_uuid 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/chassis_version 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/chassis_serial 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/product_version 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/board_version 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/board_serial 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/board_asset_tag 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/chassis_vendor 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/board_name 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/chassis_type 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/chassis_asset_tag 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id/bios_date 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Enumerates kernel/hardware configuration 1 TTPs 51 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/type 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index5/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index7/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/coherency_line_size 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index1/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/size 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/physical_line_partition 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/dax/target_node 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/size 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/physical_line_partition 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/topology/die_cpus 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/kernel/mm/hugepages 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index1/type 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/level 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/number_of_sets 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/type 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index6/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/topology/physical_package_id 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/dax/devices 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index1/level 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/fs/cgroup/unified/cgroup.controllers 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/coherency_line_size 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/node/devices/node0/hugepages 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/dax/devices/target_node 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/node/devices/node0/access0/initiators 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/topology/core_cpus 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/size 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index8/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/node/devices/node0/hugepages/hugepages-2048kB/nr_hugepages 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/topology/core_id 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/coherency_line_size 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/physical_line_partition 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/fs/cgroup/cpuset/cpuset.cpus 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/fs/cgroup/cpuset/cpuset.mems 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index4/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/node/devices/node0/meminfo 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/type 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index9/shared_cpu_map 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index0/level 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/system/node/online 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/node/devices/node0/cpumap 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/number_of_sets 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/devices/virtual/dmi/id 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/topology/package_cpus 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index3/level 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /sys/bus/cpu/devices/cpu0/cache/index2/number_of_sets 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Reads runtime system information 5 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/driver/nvidia/gpus 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /proc/self/exe 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /proc/mounts 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /proc/self/cpuset 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 File opened for reading /proc/meminfo 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118 -
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/.X11-unix/11 53bb7f527f54eed90a63d10e75c22891_JaffaCakes118
Processes
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/tmp/53bb7f527f54eed90a63d10e75c22891_JaffaCakes118/tmp/53bb7f527f54eed90a63d10e75c22891_JaffaCakes1181⤵
- Changes its process name
- Deletes itself
- Checks CPU configuration
- Checks hardware identifiers (DMI)
- Reads CPU attributes
- Reads hardware information
- Enumerates kernel/hardware configuration
- Reads runtime system information
- Writes file to tmp directory
PID:1452
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5B
MD5de18dad716209fcacaa1cc4f485226c5
SHA1dd0a5ea2288156a319efc34af1872d514de4ef28
SHA256474ec18db61e7288319e54efb3ed6b731827b01ff1a68af06f3b74aa9fc936cf
SHA51202ad056e664b0cb78c7432978aa4f739a7cb8ccea25aada311d6c25c9d558db782cc2a6ab0fc57c75defe8910e1a97d14d87b41a50b13826edde3f4910758ce1