Analysis
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max time kernel
93s -
max time network
149s -
platform
debian-9_mipsel -
resource
debian9-mipsel-20240418-en -
resource tags
arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem -
submitted
06-07-2024 01:43
Static task
static1
Behavioral task
behavioral1
Sample
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf
Resource
debian9-mipsel-20240418-en
General
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Target
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf
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Size
150KB
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MD5
aa39f2c0aef4786e47c5b31fc6f6b3cf
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SHA1
f1fad7869c3669018c721bbea3aba6edddd3a493
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SHA256
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c
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SHA512
3b7f35f71d12cc034e2c2ccb09021c3534688b9c61804d582bbbd1e673aa2cba68200efbf654f6f4cf40df6b3e3b827511b1a263b68c6385787ebd4827f71cf8
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SSDEEP
1536:Q7kH/BIKaTvlIN0a5GUAPG5XojTPc4TzGbDrXwY55UYRgCcElTUSrs:Q6/BQTv1CGUAuXi7c4TIwm5rx
Malware Config
Signatures
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Contacts a large (202727) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
Processes:
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elfdescription ioc process File opened for modification /dev/misc/watchdog b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for modification /dev/watchdog b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf -
Enumerates running processes
Discovers information about currently running processes on the system
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Writes file to system bin folder 1 TTPs 1 IoCs
Processes:
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elfdescription ioc process File opened for modification /sbin/watchdog b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf -
Changes its process name 1 IoCs
Processes:
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elfdescription ioc pid process Changes the process name, possibly in an attempt to hide itself 709 b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf -
Enumerates kernel/hardware configuration 1 TTPs 3 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
Processes:
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elfdescription ioc process File opened for reading /sys/class/watchdog b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /sys/devices/virtual/misc/watchdog b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /sys/class/misc/watchdog b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf -
Reads runtime system information 64 IoCs
Reads data from /proc virtual filesystem.
Processes:
b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elfdescription ioc process File opened for reading /proc/171/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/715/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/735/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/773/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/776/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/327/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/812/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/701/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/738/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/241/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/801/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/727/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/739/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/754/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/702/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/786/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/809/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/806/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/374/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/1/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/730/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/747/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/770/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/735/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/758/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/767/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/778/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/790/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/804/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/738/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/753/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/769/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/332/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/766/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/780/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/781/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/807/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/718/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/725/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/777/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/792/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/756/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/810/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/710/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/731/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/732/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/764/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/765/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/329/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/747/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/750/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/376/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/793/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/667/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/1/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/741/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/753/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/732/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/744/exe b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/379/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/785/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/740/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/750/cmdline b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf File opened for reading /proc/stat b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf
Processes
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/tmp/b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf/tmp/b1453cfc8475cb719bcaef4815d91c332aa3047351c364faaf7878005aacf75c.elf1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Changes its process name
- Enumerates kernel/hardware configuration
- Reads runtime system information