Analysis
-
max time kernel
124s -
max time network
155s -
platform
debian-9_mipsel -
resource
debian9-mipsel-20240226-en -
resource tags
arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem -
submitted
21/03/2025, 02:16
Behavioral task
behavioral1
Sample
1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf
Resource
debian9-mipsel-20240226-en
General
-
Target
1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf
-
Size
5.6MB
-
MD5
1bc524efea7982b3b6c8fca7c30286ec
-
SHA1
83021a81635d966164f19c8bfad1aeafd22f406b
-
SHA256
1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb
-
SHA512
4f5dd02820a316ab77dfb69d42265d4398af846f9b59c64e46de57c9bf05fd8a94208027008e1367641d052321de17c8e6874c722f24aa0e5db84443cd35fe4f
-
SSDEEP
49152:+RxVVRFMTwGupkYzfgh7rxQ2USaU85Jbq1rQcR6VYv0VF1:
Malware Config
Signatures
-
Kaiji 1 IoCs
Kaiji payload
resource yara_rule behavioral1/files/fstream-1.dat Kaiji -
Kaiji family
-
kaiji_chaosbot 1 IoCs
Chaos-variant payload
resource yara_rule behavioral1/files/fstream-1.dat kaiji_chaosbot -
Executes dropped EXE 4 IoCs
ioc pid Process /etc/32678 720 sh /etc/id.services.conf 810 32678 /etc/id.services.conf 818 id.services.conf /etc/32678 819 sh -
Creates/modifies Cron job 1 TTPs 1 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
description ioc Process File opened for modification /etc/crontab bash -
Enumerates running processes
Discovers information about currently running processes on the system
-
Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself ksoftirqd/0 723 1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf -
Reads CPU attributes 1 TTPs 1 IoCs
description ioc Process File opened for reading /sys/devices/system/cpu/online pkill -
Enumerates kernel/hardware configuration 1 TTPs 51 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 File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size id.services.conf File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size 1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size id.services.conf File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/fs/kdbus/0-system/bus systemctl File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size 1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf 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/filesystems systemctl 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/cmdline systemctl File opened for reading /proc/348/cmdline pkill File opened for reading /proc/filesystems systemctl File opened for reading /proc/self/stat systemctl File opened for reading /proc/self/stat systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/15/status pkill File opened for reading /proc/37/cmdline pkill File opened for reading /proc/cmdline systemctl File opened for reading /proc/filesystems systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/15/cmdline pkill File opened for reading /proc/320/status pkill File opened for reading /proc/345/status pkill File opened for reading /proc/694/cmdline pkill File opened for reading /proc/self/stat systemctl File opened for reading /proc/self/stat systemctl File opened for reading /proc/filesystems sed File opened for reading /proc/11/cmdline pkill File opened for reading /proc/695/cmdline pkill File opened for reading /proc/cmdline systemctl File opened for reading /proc/self/stat systemctl File opened for reading /proc/filesystems mount File opened for reading /proc/cmdline systemctl File opened for reading /proc/11/status pkill File opened for reading /proc/16/cmdline pkill File opened for reading /proc/1/environ systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/filesystems systemctl File opened for reading /proc/filesystems systemctl File opened for reading /proc/6/status pkill File opened for reading /proc/14/status pkill File opened for reading /proc/22/cmdline pkill File opened for reading /proc/103/cmdline pkill File opened for reading /proc/filesystems systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/filesystems systemctl File opened for reading /proc/1/environ systemctl File opened for reading /proc/810/status pkill File opened for reading /proc/self/stat systemctl File opened for reading /proc/self/stat systemctl File opened for reading /proc/cmdline systemctl File opened for reading /proc/1/environ systemctl File opened for reading /proc/filesystems systemctl File opened for reading /proc/1/environ systemctl File opened for reading /proc/2/status pkill File opened for reading /proc/112/cmdline pkill File opened for reading /proc/348/status pkill File opened for reading /proc/387/status pkill 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/7/status pkill File opened for reading /proc/24/status pkill File opened for reading /proc/70/status pkill File opened for reading /proc/70/cmdline pkill File opened for reading /proc/1/environ systemctl File opened for reading /proc/cmdline systemctl -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 5 Go-http-client/1.1
Processes
-
/tmp/1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf/tmp/1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf1⤵
- Enumerates kernel/hardware configuration
PID:697 -
/bin/shsh -c "/etc/32678&"2⤵
- Executes dropped EXE
PID:713
-
-
/usr/sbin/serviceservice crond start2⤵PID:714
-
/usr/bin/basenamebasename /usr/sbin/service3⤵PID:721
-
-
/usr/bin/basenamebasename /usr/sbin/service3⤵PID:729
-
-
/bin/systemctlsystemctl --quiet is-active multi-user.target3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:732
-
-
/bin/systemctlsystemctl list-unit-files --full "--type=socket"3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:737
-
-
/bin/sedsed -ne "s/\\.socket\\s*[a-z]*\\s*\$/.socket/p"3⤵
- Reads runtime system information
PID:738
-
-
/bin/systemctlsystemctl -p Triggers show dbus.socket3⤵
- Enumerates kernel/hardware configuration
PID:741
-
-
/bin/systemctlsystemctl -p Triggers show ssh.socket3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:745
-
-
/bin/systemctlsystemctl -p Triggers show syslog.socket3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:763
-
-
/bin/systemctlsystemctl -p Triggers show systemd-fsckd.socket3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:764
-
-
/bin/systemctlsystemctl -p Triggers show systemd-initctl.socket3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:765
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald-audit.socket3⤵
- Enumerates kernel/hardware configuration
PID:767
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald-dev-log.socket3⤵
- Enumerates kernel/hardware configuration
PID:768
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald.socket3⤵
- Enumerates kernel/hardware configuration
PID:770
-
-
/bin/systemctlsystemctl -p Triggers show systemd-networkd.socket3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:777
-
-
/bin/systemctlsystemctl -p Triggers show systemd-rfkill.socket3⤵
- Enumerates kernel/hardware configuration
PID:778
-
-
/bin/systemctlsystemctl -p Triggers show systemd-udevd-control.socket3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:781
-
-
/bin/systemctlsystemctl -p Triggers show systemd-udevd-kernel.socket3⤵
- Enumerates kernel/hardware configuration
PID:786
-
-
-
/tmp/1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf/tmp/1ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb.elf " "2⤵
- Changes its process name
- Enumerates kernel/hardware configuration
PID:715 -
/usr/sbin/update-rc.dupdate-rc.d linux_kill defaults3⤵PID:727
-
/usr/local/sbin/systemctlsystemctl daemon-reload4⤵PID:743
-
-
/usr/local/bin/systemctlsystemctl daemon-reload4⤵PID:743
-
-
/usr/sbin/systemctlsystemctl daemon-reload4⤵PID:743
-
-
/usr/bin/systemctlsystemctl daemon-reload4⤵PID:743
-
-
/sbin/systemctlsystemctl daemon-reload4⤵PID:743
-
-
/bin/systemctlsystemctl daemon-reload4⤵
- Enumerates kernel/hardware configuration
PID:743
-
-
-
/bin/bashbash -c "echo \"*/1 * * * * root /.img \" >> /etc/crontab"3⤵
- Creates/modifies Cron job
PID:766
-
-
/usr/bin/renicerenice -20 7153⤵PID:779
-
-
/bin/mountmount -o bind /tmp/ /proc/7153⤵
- Reads runtime system information
PID:780
-
-
/usr/sbin/serviceservice cron start3⤵PID:783
-
/usr/bin/basenamebasename /usr/sbin/service4⤵PID:784
-
-
/usr/bin/basenamebasename /usr/sbin/service4⤵PID:785
-
-
/bin/systemctlsystemctl --quiet is-active multi-user.target4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:787
-
-
/bin/systemctlsystemctl list-unit-files --full "--type=socket"4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:789
-
-
/bin/sedsed -ne "s/\\.socket\\s*[a-z]*\\s*\$/.socket/p"4⤵PID:790
-
-
/bin/systemctlsystemctl -p Triggers show dbus.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:792
-
-
/bin/systemctlsystemctl -p Triggers show ssh.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:797
-
-
/bin/systemctlsystemctl -p Triggers show syslog.socket4⤵
- Enumerates kernel/hardware configuration
PID:801
-
-
/bin/systemctlsystemctl -p Triggers show systemd-fsckd.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:803
-
-
/bin/systemctlsystemctl -p Triggers show systemd-initctl.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:805
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald-audit.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:806
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald-dev-log.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:808
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald.socket4⤵
- Enumerates kernel/hardware configuration
PID:809
-
-
/bin/systemctlsystemctl -p Triggers show systemd-networkd.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:811
-
-
/bin/systemctlsystemctl -p Triggers show systemd-rfkill.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:815
-
-
/bin/systemctlsystemctl -p Triggers show systemd-udevd-control.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:821
-
-
/bin/systemctlsystemctl -p Triggers show systemd-udevd-kernel.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:828
-
-
-
/usr/local/sbin/systemctlsystemctl start cron.service3⤵PID:783
-
-
/usr/local/bin/systemctlsystemctl start cron.service3⤵PID:783
-
-
/usr/sbin/systemctlsystemctl start cron.service3⤵PID:783
-
-
/usr/bin/systemctlsystemctl start cron.service3⤵PID:783
-
-
/sbin/systemctlsystemctl start cron.service3⤵PID:783
-
-
/bin/systemctlsystemctl start cron.service3⤵
- Enumerates kernel/hardware configuration
PID:783
-
-
/bin/systemctlsystemctl start crond.service3⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:833
-
-
-
/etc/32678/etc/326781⤵
- Executes dropped EXE
PID:720 -
/bin/sleepsleep 602⤵PID:728
-
-
/etc/id.services.conf/etc/id.services.conf2⤵
- Executes dropped EXE
- Enumerates kernel/hardware configuration
PID:810 -
/usr/bin/pkillpkill -9 326783⤵
- Reads CPU attributes
- Reads runtime system information
PID:814
-
-
/bin/shsh -c "/etc/32678&"3⤵
- Executes dropped EXE
PID:816
-
-
/usr/sbin/serviceservice crond start3⤵PID:817
-
/usr/bin/basenamebasename /usr/sbin/service4⤵PID:820
-
-
/usr/bin/basenamebasename /usr/sbin/service4⤵PID:826
-
-
/bin/systemctlsystemctl --quiet is-active multi-user.target4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:827
-
-
/bin/systemctlsystemctl list-unit-files --full "--type=socket"4⤵
- Enumerates kernel/hardware configuration
PID:830
-
-
/bin/sedsed -ne "s/\\.socket\\s*[a-z]*\\s*\$/.socket/p"4⤵PID:831
-
-
/bin/systemctlsystemctl -p Triggers show dbus.socket4⤵
- Enumerates kernel/hardware configuration
PID:832
-
-
/bin/systemctlsystemctl -p Triggers show ssh.socket4⤵
- Enumerates kernel/hardware configuration
PID:834
-
-
/bin/systemctlsystemctl -p Triggers show syslog.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:835
-
-
/bin/systemctlsystemctl -p Triggers show systemd-fsckd.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:836
-
-
/bin/systemctlsystemctl -p Triggers show systemd-initctl.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:838
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald-audit.socket4⤵
- Enumerates kernel/hardware configuration
PID:839
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald-dev-log.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:840
-
-
/bin/systemctlsystemctl -p Triggers show systemd-journald.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:841
-
-
/bin/systemctlsystemctl -p Triggers show systemd-networkd.socket4⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:842
-
-
/bin/systemctlsystemctl -p Triggers show systemd-rfkill.socket4⤵
- Enumerates kernel/hardware configuration
PID:843
-
-
/bin/systemctlsystemctl -p Triggers show systemd-udevd-control.socket4⤵
- Enumerates kernel/hardware configuration
PID:844
-
-
/bin/systemctlsystemctl -p Triggers show systemd-udevd-kernel.socket4⤵
- Enumerates kernel/hardware configuration
PID:845
-
-
-
/etc/id.services.conf/etc/id.services.conf " "3⤵
- Enumerates kernel/hardware configuration
PID:818
-
-
-
/usr/local/sbin/systemctlsystemctl start crond.service1⤵PID:714
-
/usr/local/bin/systemctlsystemctl start crond.service1⤵PID:714
-
/usr/sbin/systemctlsystemctl start crond.service1⤵PID:714
-
/usr/bin/systemctlsystemctl start crond.service1⤵PID:714
-
/sbin/systemctlsystemctl start crond.service1⤵PID:714
-
/bin/systemctlsystemctl start crond.service1⤵
- Enumerates kernel/hardware configuration
PID:714
-
/etc/32678/etc/326781⤵PID:819
-
/bin/sleepsleep 602⤵PID:825
-
-
/usr/local/sbin/systemctlsystemctl start crond.service1⤵PID:817
-
/usr/local/bin/systemctlsystemctl start crond.service1⤵PID:817
-
/usr/sbin/systemctlsystemctl start crond.service1⤵PID:817
-
/usr/bin/systemctlsystemctl start crond.service1⤵PID:817
-
/sbin/systemctlsystemctl start crond.service1⤵PID:817
-
/bin/systemctlsystemctl start crond.service1⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:817
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
33B
MD5d73d3376908ea075a939e3871ad0fabe
SHA1320ff65831247ba199515f1b94df26cc8a3e5f76
SHA256edbdabe30d8236a2c0a4eb89dfd597552130e4c1a4e93f8fe1568920442ad73a
SHA51257b83fef88620598beb5d65626bf757d0abef242d2d6a01796a61474dedc5095a4a9d0f292b6abb450cad3d4410ab8456253600f58ddb66cfe6d79e1c8415536
-
Filesize
61B
MD5768eaf287796da19e1cf5e0b2fb1b161
SHA16a1ce2ee5ccc86d1f33806feb14547b35290df2a
SHA2561d22620dfb2a6715e5d745aed5cf841ede0e75e1747f12b9b925a2d346bc7ecb
SHA512e6af30c9df4f7f47696069511e64ecbc8e841629d692ee4056503df3533fb7a7a74960698826260355e1dba7b6c562482a27a39bb51a4237473ce4b68472d620
-
Filesize
5.6MB
MD51bc524efea7982b3b6c8fca7c30286ec
SHA183021a81635d966164f19c8bfad1aeafd22f406b
SHA2561ab8a8d49e1854d00ab7b67267eb40c4f96bfbfb5dd80dbed89c0fea0cd226fb
SHA5124f5dd02820a316ab77dfb69d42265d4398af846f9b59c64e46de57c9bf05fd8a94208027008e1367641d052321de17c8e6874c722f24aa0e5db84443cd35fe4f
-
Filesize
189B
MD53909975f7cc0d1121c1819b800069f31
SHA13e68de708c2e6c40fab6794afdee3104e5590189
SHA2566876dac71f13a068afb863d257134275f2edba43b2acaf4924fabf97c079070b
SHA51250600cceeb03b05f45ae61d890caee9f51ff390b6776930866e527e071d65d08241fc66673fd9b99d62fbc77d3c00fc3de4d7378cbc42f5daba5d83072b0906e
-
Filesize
37B
MD5cfb4e51061485fe91169381fbdc1538e
SHA19a85b9b766a15b01737a41d680e4593b7a9bde87
SHA256897f37267d0ceaa2fbdaa09847f5d08e6f8b01a0348a0d666264b0f10acd0c90
SHA512fb154ec711d2090a7461da4db8ddad2b522649a27e74162ecb203f539b1729430288bc02d78d2071bde9c4bbc005693403a57612ef50277d52f816cb94524216