Analysis
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max time kernel
149s -
max time network
148s -
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
21-09-2024 19:26
Static task
static1
Behavioral task
behavioral1
Sample
xmr_linux_amd64 (2).elf
Resource
ubuntu2404-amd64-20240523-en
General
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Target
xmr_linux_amd64 (2).elf
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Size
8.7MB
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MD5
2352fd3e33ed079446cad48ee044df18
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SHA1
2c1802e6f3eb067984245b0c23d2f093a93a42cc
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SHA256
dbf22aada7e9efa11116411e1d6f18f6ecbb215d53e21d6f769e1869f4e8160b
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SHA512
8a7c06d8db5083300844f8100a8bfeee4e0566b89a4c6791b1bc2b4a12cb55fe12f1d07dfbd972b58944cb2c3f5a0ce24cda554b3a82f07fe031795de290d637
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SSDEEP
49152:I629tnIbPfVYG2VSLDhZlCcbZeXAGM0R62LP6XmhgeyWZ3Twkj5EgUuEZ/3z7JJP:I6CtuPdYWhZYGGM0RN6Xm2EPVEgq3/L
Malware Config
Signatures
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XMRig Miner payload 2 IoCs
Processes:
resource yara_rule /tmp/xmrig/xmrig-6.21.3/xmrig family_xmrig /tmp/xmrig/xmrig-6.21.3/xmrig xmrig -
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
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Executes dropped EXE 1 IoCs
Processes:
xmrigioc pid process /tmp/xmrig/xmrig-6.21.3/xmrig 2557 xmrig -
OS Credential Dumping 1 TTPs 2 IoCs
Adversaries may attempt to dump credentials to use it in password cracking.
Processes:
sudosudodescription ioc process File opened for reading /etc/shadow sudo File opened for reading /etc/shadow sudo -
Abuse Elevation Control Mechanism: Sudo and Sudo Caching 1 TTPs 2 IoCs
Abuse sudo or cached sudo credentials to execute code.
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Checks hardware identifiers (DMI) 1 TTPs 4 IoCs
Checks DMI information which indicate if the system is a virtual machine.
Processes:
xmrigdescription ioc process File opened for reading /sys/devices/virtual/dmi/id/product_name xmrig File opened for reading /sys/devices/virtual/dmi/id/board_vendor xmrig File opened for reading /sys/devices/virtual/dmi/id/bios_vendor xmrig File opened for reading /sys/devices/virtual/dmi/id/sys_vendor xmrig -
Enumerates running processes
Discovers information about currently running processes on the system
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
Processes:
flow ioc 15 raw.githubusercontent.com 16 raw.githubusercontent.com 14 raw.githubusercontent.com -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 2 api.ipify.org 3 api.ipify.org 4 api.ipify.org -
Reads hardware information 1 TTPs 14 IoCs
Accesses system info like serial numbers, manufacturer names etc.
Processes:
xmrigdescription ioc process File opened for reading /sys/devices/virtual/dmi/id/product_version xmrig File opened for reading /sys/devices/virtual/dmi/id/board_asset_tag xmrig File opened for reading /sys/devices/virtual/dmi/id/chassis_version xmrig File opened for reading /sys/devices/virtual/dmi/id/product_uuid xmrig File opened for reading /sys/devices/virtual/dmi/id/board_name xmrig File opened for reading /sys/devices/virtual/dmi/id/board_version xmrig File opened for reading /sys/devices/virtual/dmi/id/chassis_serial xmrig File opened for reading /sys/devices/virtual/dmi/id/bios_version xmrig File opened for reading /sys/devices/virtual/dmi/id/chassis_type xmrig File opened for reading /sys/devices/virtual/dmi/id/product_serial xmrig File opened for reading /sys/devices/virtual/dmi/id/board_serial xmrig File opened for reading /sys/devices/virtual/dmi/id/chassis_vendor xmrig File opened for reading /sys/devices/virtual/dmi/id/chassis_asset_tag xmrig File opened for reading /sys/devices/virtual/dmi/id/bios_date xmrig -
Reads list of loaded kernel modules 1 TTPs 1 IoCs
Reads the list of currently loaded kernel modules, possibly to detect virtual environments.
Processes:
xmr_linux_amd64 (2).elfdescription ioc process File opened for reading /proc/modules xmr_linux_amd64 (2).elf -
Checks CPU configuration 1 TTPs 2 IoCs
Checks CPU information which indicate if the system is a virtual machine.
Processes:
xmr_linux_amd64 (2).elfxmrigdescription ioc process File opened for reading /proc/cpuinfo xmr_linux_amd64 (2).elf File opened for reading /proc/cpuinfo xmrig -
Reads CPU attributes 1 TTPs 46 IoCs
Processes:
xmrigxmr_linux_amd64 (2).elfdescription ioc process File opened for reading /sys/devices/system/cpu/cpu0/topology/core_id xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/level xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/coherency_line_size xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index7/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq xmrig File opened for reading /sys/devices/system/cpu/cpu0/cpu_capacity xmrig File opened for reading /sys/devices/system/cpu/cpu0/topology/core_cpus xmrig File opened for reading /sys/devices/system/cpu/cpu0/topology/physical_package_id xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/level xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/number_of_sets xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/id xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/id xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/number_of_sets xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/number_of_sets xmrig File opened for reading /sys/devices/system/cpu/cpu0/topology/cluster_cpus xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index6/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/type xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/id xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/size xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/level xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/type xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index4/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index9/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/type xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/size xmrig File opened for reading /sys/devices/system/cpu/cpu0/cpufreq/base_frequency xmrig File opened for reading /sys/devices/system/cpu/possible xmrig File opened for reading /sys/devices/system/cpu/online xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/size xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/physical_line_partition xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index5/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index8/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/topology/package_cpus xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/physical_line_partition xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/physical_line_partition xmrig File opened for reading /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq xmr_linux_amd64 (2).elf File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/type xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/id xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/level xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/coherency_line_size xmrig File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/shared_cpu_map xmrig File opened for reading /sys/devices/system/cpu/cpu0/topology/die_cpus xmrig -
Enumerates kernel/hardware configuration 1 TTPs 29 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
Processes:
xmr_linux_amd64 (2).elfxmrigdescription ioc process File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size xmr_linux_amd64 (2).elf File opened for reading /sys/devices/system/node/node0/cpumap xmrig File opened for reading /sys/devices/system/node/node0/meminfo xmrig File opened for reading /sys/devices/system/node/node0/access0/initiators/read_bandwidth xmrig File opened for reading /sys/fs/cgroup/cpuset.mems.effective xmrig File opened for reading /sys/devices/cpu_atom/cpus xmrig File opened for reading /sys/devices/virtual/dmi/id xmrig File opened for reading /sys/firmware/dmi/tables/smbios_entry_point xmrig File opened for reading /sys/fs/cgroup/cgroup.controllers xmrig File opened for reading /sys/devices/system/node/node0/hugepages xmrig File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-1048576kB/nr_hugepages xmrig File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-1048576kB/free_hugepages xmrig File opened for reading /sys/bus/soc/devices xmrig File opened for reading /sys/bus/dax/devices xmrig File opened for reading /sys/devices/system/node/node0/access1/initiators xmrig File opened for reading /sys/devices/system/node/node0/access0/initiators xmrig File opened for reading /sys/devices/system/node/node0/access0/initiators/write_latency xmrig File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-2048kB/free_hugepages xmrig File opened for reading /sys/firmware/dmi/tables/DMI xmrig File opened for reading /sys/fs/cgroup/cpuset.cpus.effective xmrig File opened for reading /sys/devices/system/cpu xmrig File opened for reading /sys/devices/cpu_core/cpus xmrig File opened for reading /sys/kernel/mm/hugepages xmrig File opened for reading /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages xmrig File opened for reading /sys/devices/system/node/online xmrig File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages xmrig File opened for reading /sys/devices/system/node/node0/access0/initiators/write_bandwidth xmrig File opened for reading /sys/devices/system/node/node0/access0/initiators/read_latency xmrig File opened for reading /sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages xmrig -
Processes:
xmrigxmr_linux_amd64 (2).elfdescription ioc process File opened for reading /proc/cmdline xmrig File opened for reading /proc/35/comm xmr_linux_amd64 (2).elf File opened for reading /proc/40/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/2343/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/457/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2005/stat xmr_linux_amd64 (2).elf File opened for reading /proc/53/status xmr_linux_amd64 (2).elf File opened for reading /proc/2005/status xmr_linux_amd64 (2).elf File opened for reading /proc/28/stat xmr_linux_amd64 (2).elf File opened for reading /proc/43/stat xmr_linux_amd64 (2).elf File opened for reading /proc/69/stat xmr_linux_amd64 (2).elf File opened for reading /proc/389/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2557/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/1055/stat xmr_linux_amd64 (2).elf File opened for reading /proc/8/comm xmr_linux_amd64 (2).elf File opened for reading /proc/40/status xmr_linux_amd64 (2).elf File opened for reading /proc/43/comm xmr_linux_amd64 (2).elf File opened for reading /proc/275/stat xmr_linux_amd64 (2).elf File opened for reading /proc/1922/stat xmr_linux_amd64 (2).elf File opened for reading /proc/1936/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/2300/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/194/comm xmr_linux_amd64 (2).elf File opened for reading /proc/441/comm xmr_linux_amd64 (2).elf File opened for reading /proc/1993/comm xmr_linux_amd64 (2).elf File opened for reading /proc/825/stat xmr_linux_amd64 (2).elf File opened for reading /proc/1813/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2178/stat xmr_linux_amd64 (2).elf File opened for reading /proc/11/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/190/stat xmr_linux_amd64 (2).elf File opened for reading /proc/1041/stat xmr_linux_amd64 (2).elf File opened for reading /proc/788/comm xmr_linux_amd64 (2).elf File opened for reading /proc/788/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/2170/stat xmr_linux_amd64 (2).elf File opened for reading /proc/41/comm xmr_linux_amd64 (2).elf File opened for reading /proc/2297/comm xmr_linux_amd64 (2).elf File opened for reading /proc/815/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/1062/comm xmr_linux_amd64 (2).elf File opened for reading /proc/1721/status xmr_linux_amd64 (2).elf File opened for reading /proc/1924/comm xmr_linux_amd64 (2).elf File opened for reading /proc/767/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2233/stat xmr_linux_amd64 (2).elf File opened for reading /proc/52/status xmr_linux_amd64 (2).elf File opened for reading /proc/502/comm xmr_linux_amd64 (2).elf File opened for reading /proc/2051/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/432/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/1731/comm xmr_linux_amd64 (2).elf File opened for reading /proc/45/stat xmr_linux_amd64 (2).elf File opened for reading /proc/53/stat xmr_linux_amd64 (2).elf File opened for reading /proc/13/comm xmr_linux_amd64 (2).elf File opened for reading /proc/275/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/19/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/27/status xmr_linux_amd64 (2).elf File opened for reading /proc/9/stat xmr_linux_amd64 (2).elf File opened for reading /proc/784/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2128/stat xmr_linux_amd64 (2).elf File opened for reading /proc/4/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/8/status xmr_linux_amd64 (2).elf File opened for reading /proc/32/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/53/cmdline xmr_linux_amd64 (2).elf File opened for reading /proc/196/status xmr_linux_amd64 (2).elf File opened for reading /proc/1876/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2339/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2373/stat xmr_linux_amd64 (2).elf File opened for reading /proc/2539/stat xmr_linux_amd64 (2).elf -
Writes file to tmp directory 4 IoCs
Malware often drops required files in the /tmp directory.
Processes:
xmr_linux_amd64 (2).elfdescription ioc process File opened for modification /tmp/xmrig/xmrig-6.21.3/SHA256SUMS xmr_linux_amd64 (2).elf File opened for modification /tmp/xmrig/xmrig-6.21.3/xmrig xmr_linux_amd64 (2).elf File opened for modification /tmp/xmrig/xmrig.tar.gz xmr_linux_amd64 (2).elf File opened for modification /tmp/xmrig/xmrig-6.21.3/config.json xmr_linux_amd64 (2).elf
Processes
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/tmp/xmr_linux_amd64 (2).elf"/tmp/xmr_linux_amd64 (2).elf"1⤵
- Reads list of loaded kernel modules
- Checks CPU configuration
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
- Writes file to tmp directory
PID:2528 -
/usr/bin/sudosudo -n true2⤵
- OS Credential Dumping
- Abuse Elevation Control Mechanism: Sudo and Sudo Caching
PID:2536 -
/usr/bin/truetrue3⤵PID:2537
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/usr/bin/sudosudo -n /tmp/xmrig/xmrig-6.21.3/xmrig2⤵
- OS Credential Dumping
- Abuse Elevation Control Mechanism: Sudo and Sudo Caching
PID:2556 -
/tmp/xmrig/xmrig-6.21.3/xmrig/tmp/xmrig/xmrig-6.21.3/xmrig3⤵
- Executes dropped EXE
- Checks hardware identifiers (DMI)
- Reads hardware information
- Checks CPU configuration
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2557
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
150B
MD54f3be397a97fe6981754daeff1c2b77b
SHA1251612464045242636103e61da4a0bc02c8fb99b
SHA2561410925f0ec5a63a042402fd06a1037c06530aefa065aa80a242d82b580c571c
SHA512a22c03e97750a3bd02021514fd12475f502934d94f6b7cf44a2d0a3469618864f8e31df09e84db5f1f1e1be277492922528c614a67dc766754ca4f2e003c880a
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Filesize
2KB
MD566f38c96a4901e7b345787c447842b3e
SHA12aa9b4d1bd2edd5d81bd9725e9318edaee67531f
SHA2562b03943244871ca75e44513e4d20470b8f3e0f209d185395de82b447022437ec
SHA51271757fad29d6d2a257362ed28cde9f249cc8a14e646dee666c9029ea97c72de689cdf8ed5cf0365195a6a6831fe77d82efe5e2fa555c6cc5078f1f29ae8dd68f
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Filesize
3KB
MD55924e26d7c34ff5f8094b7944f66ffb2
SHA1beae12d3d55758b60c4033215a88a58505de2898
SHA25600e833377862c6cd4064229f7678f542fe77f95ea71387f191cc77d203d92dca
SHA512f954675f4538a512bd28d31599bbaf5d3ea9dd3a874fb2652a6a156e563c66b43b37060ecef392da3fe53112b0e4be3a4b1a0c8e9994d398d4b0fae10ef9a570
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Filesize
3KB
MD5594b5303509998d6a6f699bd74b654d0
SHA1f1840b53ed53cc31cfab88e1e00fd46eff19f98d
SHA25671fcf45a5f81face86011149fedbf9185a764783ec3b0849192ba5951fec708e
SHA51276704697c66fb0bc1cbf15749e5b835ef7fe21ca388a702113ad647e638db506f7d7e8738a5e50b372abc0c82386bf0946a112a061c5c88183abbcec5c30de29
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Filesize
7.9MB
MD57429d24207b100f6c164bf4703b5941e
SHA1a7fad4de1ce0ed2c137c09d4bf9fe7276555f4a0
SHA25672ac2877c9e4cd7d70673c0643eb16805977a9b8d55b6b2e5a6491db565cee1f
SHA5127d9bcb836d154f5f143815749c36dc928036fb718f4242062a70aa921cbffdd763e167552c79070df1ad8ae7c02647892bcfaa859e24137c3cd41a7f6f6cae27
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Filesize
3.3MB
MD506b8367fc7b84a666a561a6915a4501d
SHA1d06991f03408390059df8fc387ac7923e4b5fb7a
SHA256a0eefd7a5c0efd1cac153a075b4fdead443a04f11cc587a09bd5ac09e174f10f
SHA5128d507bc49cebf932b7f248c5aea83977352e8e88e02cdbb6cc57d040c0e754ab514106156d42a0ada5d3d4dd549cd6272ec9aca966127430b51680926f98e204