Analysis
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max time kernel
5s -
max time network
131s -
platform
ubuntu-20.04_amd64 -
resource
ubuntu2004-amd64-20240729-en -
resource tags
arch:amd64arch:i386image:ubuntu2004-amd64-20240729-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system -
submitted
21/02/2025, 14:13
Behavioral task
behavioral1
Sample
na.elf
Resource
ubuntu2004-amd64-20240729-en
General
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Target
na.elf
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Size
418KB
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MD5
ecb6881adcaca33e4f61e873882288d3
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SHA1
b881b250250d042a9a232ea352327143cfdbeb68
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SHA256
c68f024c60aa9e1769ceae3a19adacd0eb80016a221d05de5b46de545722bc38
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SHA512
91a9fe021edde71591e8c4a3d2600edcf3092954e60183b62ab13138632aeaa3e36dc80b740aeff9b0741226655d144a4cd29acc1660a30195912984eaf032b1
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SSDEEP
12288:6QIkwT+V+46MTuxN+qpMBUH5kAAxwWVtBeSm:W4/y+qaBUZJAdVtS
Malware Config
Signatures
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Prometei
Prometei is a multiplatform botnet used to mine cryptocurrency.
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Prometei_elf family
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Deletes itself 1 IoCs
pid Process 1382 na.elf -
Modifies hosts file 1 IoCs
Adds to hosts file used for mapping hosts to IP addresses.
description ioc Process File opened for modification /etc/hosts na.elf -
Reads EFI boot settings 1 TTPs 3 IoCs
Reads EFI boot settings from the efivars filesystem, may contain security secrets or sensitive data.
description ioc Process File opened for reading /sys/firmware/efi/efivars/SystemdOptions-8cf2644b-4b0b-428f-9387-6d876050dc67 systemctl File opened for reading /sys/firmware/efi/efivars/SystemdOptions-8cf2644b-4b0b-428f-9387-6d876050dc67 systemctl File opened for reading /sys/firmware/efi/efivars/SystemdOptions-8cf2644b-4b0b-428f-9387-6d876050dc67 systemctl -
Enumerates running processes
Discovers information about currently running processes on the system
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Modifies systemd 2 TTPs 1 IoCs
Adds/ modifies systemd service files. Likely to achieve persistence.
description ioc Process File opened for modification /lib/systemd/system/uplugplay.service na.elf -
Write file to user bin folder 1 IoCs
description ioc Process File opened for modification /usr/sbin/uplugplay na.elf -
resource yara_rule behavioral1/files/fstream-1.dat upx -
Reads CPU attributes 1 TTPs 3 IoCs
description ioc Process File opened for reading /sys/devices/system/cpu/online pgrep File opened for reading /sys/devices/system/cpu/online pgrep File opened for reading /sys/devices/system/cpu/online pgrep -
description ioc Process File opened for reading /proc/12/status pgrep File opened for reading /proc/20/status pgrep File opened for reading /proc/140/cmdline pgrep File opened for reading /proc/1079/stat pidof File opened for reading /proc/505/cmdline pgrep File opened for reading /proc/1075/status pgrep File opened for reading /proc/78/stat pidof File opened for reading /proc/850/cmdline pidof File opened for reading /proc/922/stat pidof File opened for reading /proc/88/status pgrep File opened for reading /proc/168/cmdline pgrep File opened for reading /proc/5/cmdline pgrep File opened for reading /proc/1077/cmdline pgrep File opened for reading /proc/175/cmdline pgrep File opened for reading /proc/201/cmdline pgrep File opened for reading /proc/947/cmdline pidof File opened for reading /proc/70/cmdline pgrep File opened for reading /proc/81/cmdline pidof File opened for reading /proc/915/stat pidof File opened for reading /proc/1002/cmdline pidof File opened for reading /proc/535/cmdline pidof File opened for reading /proc/self/exe na.elf File opened for reading /proc/505/cmdline pgrep File opened for reading /proc/758/status pgrep File opened for reading /proc/1331/cmdline pgrep File opened for reading /proc/825/status pgrep File opened for reading /proc/864/stat pidof File opened for reading /proc/22/status pgrep File opened for reading /proc/579/status pgrep File opened for reading /proc/81/stat pidof File opened for reading /proc/269/cmdline pidof File opened for reading /proc/159/status pgrep File opened for reading /proc/518/status pgrep File opened for reading /proc/74/cmdline pidof File opened for reading /proc/880/stat pidof File opened for reading /proc/1322/cmdline pidof File opened for reading /proc/635/status pgrep File opened for reading /proc/20/stat pidof File opened for reading /proc/481/status pgrep File opened for reading /proc/1070/cmdline pgrep File opened for reading /proc/958/cmdline pidof File opened for reading /proc/15/stat pidof File opened for reading /proc/102/stat pidof File opened for reading /proc/1324/cmdline pgrep File opened for reading /proc/613/status pgrep File opened for reading /proc/1133/status pgrep File opened for reading /proc/171/cmdline pidof File opened for reading /proc/77/stat pidof File opened for reading /proc/1126/cmdline pidof File opened for reading /proc/19/cmdline pgrep File opened for reading /proc/82/cmdline pgrep File opened for reading /proc/1133/status pgrep File opened for reading /proc/200/stat pidof File opened for reading /proc/76/stat pidof File opened for reading /proc/665/stat pidof File opened for reading /proc/775/stat pidof File opened for reading /proc/437/cmdline pgrep File opened for reading /proc/669/cmdline pgrep File opened for reading /proc/1380/cmdline pgrep File opened for reading /proc/438/cmdline pidof File opened for reading /proc/825/status pgrep File opened for reading /proc/1320/status pgrep File opened for reading /proc/24/cmdline pgrep File opened for reading /proc/1240/stat pidof
Processes
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/tmp/na.elf/tmp/na.elf1⤵
- Deletes itself
- Modifies hosts file
- Modifies systemd
- Write file to user bin folder
- Reads runtime system information
PID:1382 -
/bin/shsh -c "pgrep na.elf"2⤵PID:1385
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/usr/bin/pgreppgrep na.elf3⤵
- Reads CPU attributes
- Reads runtime system information
PID:1386
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/bin/shsh -c "pgrep uplugplay"2⤵PID:1389
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/usr/bin/pgreppgrep uplugplay3⤵
- Reads CPU attributes
- Reads runtime system information
PID:1390
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/bin/shsh -c "pidof uplugplay"2⤵PID:1432
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/usr/bin/pidofpidof uplugplay3⤵
- Reads runtime system information
PID:1433
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/bin/shsh -c "pgrep upnpsetup"2⤵PID:1436
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/usr/bin/pgreppgrep upnpsetup3⤵
- Reads CPU attributes
- Reads runtime system information
PID:1437
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/bin/shsh -c "pidof upnpsetup"2⤵PID:1440
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/usr/bin/pidofpidof upnpsetup3⤵
- Reads runtime system information
PID:1441
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/bin/shsh -c "systemctl daemon-reload"2⤵PID:1443
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/usr/bin/systemctlsystemctl daemon-reload3⤵
- Reads EFI boot settings
PID:1444
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/bin/shsh -c "systemctl enable uplugplay.service"2⤵PID:1482
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/usr/bin/systemctlsystemctl enable uplugplay.service3⤵
- Reads EFI boot settings
PID:1483
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/bin/shsh -c "systemctl start uplugplay.service"2⤵PID:1512
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/usr/bin/systemctlsystemctl start uplugplay.service3⤵
- Reads EFI boot settings
PID:1513
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1XDG Autostart Entries
1Create or Modify System Process
1Systemd Service
1Pre-OS Boot
1Bootkit
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145B
MD58ca62d1f47880bce036c2956c9b7b272
SHA13bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060
SHA256c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32
SHA5124cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6
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Filesize
418KB
MD5ecb6881adcaca33e4f61e873882288d3
SHA1b881b250250d042a9a232ea352327143cfdbeb68
SHA256c68f024c60aa9e1769ceae3a19adacd0eb80016a221d05de5b46de545722bc38
SHA51291a9fe021edde71591e8c4a3d2600edcf3092954e60183b62ab13138632aeaa3e36dc80b740aeff9b0741226655d144a4cd29acc1660a30195912984eaf032b1