Analysis
- max time kernel
6s - max time network
148s - platform
ubuntu-24.04_amd64 - resource
ubuntu2404-amd64-20250410-en - resource tags
arch:amd64arch:i386image:ubuntu2404-amd64-20250410-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system - submitted
15/04/2025, 04:57
Behavioral task
behavioral1
Sample
na.elf
Resource
ubuntu2404-amd64-20250410-en
11 signatures
150 seconds
General
- Target na.elf
- Size 425KB
- Sample250415-flcsfayj18
- SHA256 2663e9d7cb694251c79917120d47011a4e853656ff78965e36446bb28fd29b6f
- MD5 9c6025d19771f1a98eb254ff7648e8db
- SHA1 8c40cb4ec708c761234be705400e8c612be53e76
- SHA512 1547af3c60070d0acea369f744c8b9ea44e964e2bb84931e93f5f5c3b4f2e535047d6273738a6425fb7728884073342ffea71146a6375b2b3fa1bdd93bba93fc
- SSDEEP 6144:63fxS1fHETSACF2Gzm5DVvSHrKKRH4SCra+HWMiFbcAOXmb4Dsi6wwcitgK:25WOSACZSV6eKRH5EPiamb4DsDwwca
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Prometei
Prometei is a multiplatform botnet used to mine cryptocurrency.
- Prometei_elf family
- Deletes itself 1 IoCs
pid Process 2041 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 - Enumerates running processes
Discovers information about currently running processes on the system
- 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/possible pgrep File opened for reading /sys/devices/system/cpu/possible pgrep File opened for reading /sys/devices/system/cpu/possible pgrep - Enumerates kernel/hardware configuration 1 TTPs 3 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/devices/system/node pgrep File opened for reading /sys/devices/system/node pgrep File opened for reading /sys/devices/system/node pgrep -
description ioc Process File opened for reading /proc/29/cgroup pgrep File opened for reading /proc/1716/ctty pgrep File opened for reading /proc/191/ctty pgrep File opened for reading /proc/585/cmdline pgrep File opened for reading /proc/999/cgroup pgrep File opened for reading /proc/22/status pgrep File opened for reading /proc/181/cgroup pgrep File opened for reading /proc/1065/ctty pgrep File opened for reading /proc/1350/ctty pgrep File opened for reading /proc/773/ctty pgrep File opened for reading /proc/1007/stat pgrep File opened for reading /proc/1268/cgroup pgrep File opened for reading /proc/275/cgroup pgrep File opened for reading /proc/455/status pgrep File opened for reading /proc/1082/status pgrep File opened for reading /proc/2041/stat pgrep File opened for reading /proc/585/ctty pgrep File opened for reading /proc/51/stat pgrep File opened for reading /proc/993/ctty pgrep File opened for reading /proc/1680/stat pidof File opened for reading /proc/2037/cgroup pgrep File opened for reading /proc/1315/cgroup pgrep File opened for reading /proc/2039/stat pgrep File opened for reading /proc/3/cmdline pidof File opened for reading /proc/417/cmdline pgrep File opened for reading /proc/1070/cmdline pgrep File opened for reading /proc/188/ctty pgrep File opened for reading /proc/798/cmdline pgrep File opened for reading /proc/1496/cgroup pgrep File opened for reading /proc/579/cmdline pgrep File opened for reading /proc/31/cmdline pgrep File opened for reading /proc/39/status pgrep File opened for reading /proc/798/stat pgrep File opened for reading /proc/437/stat pgrep File opened for reading /proc/1007/cgroup pgrep File opened for reading /proc/17/cmdline pidof File opened for reading /proc/417/cmdline pidof File opened for reading /proc/235/ctty pgrep File opened for reading /proc/53/cmdline pidof File opened for reading /proc/1422/ctty pgrep File opened for reading /proc/1013/stat pidof File opened for reading /proc/17/cgroup pgrep File opened for reading /proc/2049/stat pgrep File opened for reading /proc/1085/stat pidof File opened for reading /proc/9/stat pgrep File opened for reading /proc/181/stat pgrep File opened for reading /proc/2063/stat pidof File opened for reading /proc/1007/cmdline pgrep File opened for reading /proc/2040/cmdline pidof File opened for reading /proc/9/cgroup pgrep File opened for reading /proc/63/ctty pgrep File opened for reading /proc/1376/cgroup pgrep File opened for reading /proc/274/status pgrep File opened for reading /proc/15/cgroup pgrep File opened for reading /proc/26/cmdline pidof File opened for reading /proc/55/stat pgrep File opened for reading /proc/384/status pgrep File opened for reading /proc/7/ctty pgrep File opened for reading /proc/1465/cmdline pgrep File opened for reading /proc/1752/cmdline pgrep File opened for reading /proc/2039/cmdline pgrep File opened for reading /proc/1294/stat pgrep File opened for reading /proc/42/stat pgrep File opened for reading /proc/52/cgroup pgrep
Processes
-
/tmp/na.elf/tmp/na.elf1⤵
- Deletes itself
- Modifies hosts file
- Modifies systemd
- Write file to user bin folder
PID:2041 -
/bin/shsh -c "pgrep na.elf"2⤵PID:2045
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/usr/bin/pgreppgrep na.elf3⤵
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2046
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/bin/shsh -c "pgrep uplugplay"2⤵PID:2049
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/usr/bin/pgreppgrep uplugplay3⤵
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2050
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/bin/shsh -c "pidof uplugplay"2⤵PID:2062
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/usr/bin/pidofpidof uplugplay3⤵
- Reads runtime system information
PID:2063
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/bin/shsh -c "pgrep upnpsetup"2⤵PID:2066
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/usr/bin/pgreppgrep upnpsetup3⤵
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2067
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/bin/shsh -c "pidof upnpsetup"2⤵PID:2070
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/usr/bin/pidofpidof upnpsetup3⤵
- Reads runtime system information
PID:2071
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/bin/shsh -c "systemctl daemon-reload"2⤵PID:2072
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/usr/bin/systemctlsystemctl daemon-reload3⤵PID:2073
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/bin/shsh -c "systemctl enable uplugplay.service"2⤵PID:2198
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/usr/bin/systemctlsystemctl enable uplugplay.service3⤵PID:2199
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/bin/shsh -c "systemctl start uplugplay.service"2⤵PID:2324
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/usr/bin/systemctlsystemctl start uplugplay.service3⤵PID:2325
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1XDG Autostart Entries
1Create or Modify System Process
1Systemd Service
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path /usr/lib/systemd/system/uplugplay.service
- Size 145B
- SHA256 c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32
- MD5 8ca62d1f47880bce036c2956c9b7b272
- SHA1 3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060
- SHA512 4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6
- MD5 SHA1 SHA512
- Path /usr/sbin/uplugplay
- Size 425KB
- SHA256 2663e9d7cb694251c79917120d47011a4e853656ff78965e36446bb28fd29b6f
- MD5 9c6025d19771f1a98eb254ff7648e8db
- SHA1 8c40cb4ec708c761234be705400e8c612be53e76
- SHA512 1547af3c60070d0acea369f744c8b9ea44e964e2bb84931e93f5f5c3b4f2e535047d6273738a6425fb7728884073342ffea71146a6375b2b3fa1bdd93bba93fc
- SSDEEP 6144:63fxS1fHETSACF2Gzm5DVvSHrKKRH4SCra+HWMiFbcAOXmb4Dsi6wwcitgK:25WOSACZSV6eKRH5EPiamb4DsDwwca
- MD5 SHA1 SHA512 SSDEEP