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Analysis
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max time kernel
146s -
max time network
133s -
platform
ubuntu-22.04_amd64 -
resource
ubuntu2204-amd64-20240611-en -
resource tags
arch:amd64arch:i386image:ubuntu2204-amd64-20240611-enkernel:5.15.0-105-genericlocale:en-usos:ubuntu-22.04-amd64system -
submitted
29/07/2024, 17:27
Behavioral task
behavioral1
Sample
557a88e83aded0014f7cfb2db586c54b_JaffaCakes118
Resource
ubuntu2204-amd64-20240611-en
General
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Target
557a88e83aded0014f7cfb2db586c54b_JaffaCakes118
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Size
1005KB
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MD5
557a88e83aded0014f7cfb2db586c54b
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SHA1
47f104201ffff3b1bc0b0f0d362feecdb1804772
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SHA256
05cb2b83182e26dbdf09b4ef02345d44e62d94f062683ef3ecdd08f965ed4dc4
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SHA512
b132776905b23dcef930d2dd8c176ba2f25648c10ca4cb8f8061c5465d63eba54153756747241cb28aaf6caef686dcf34aea2c3c858c24211342d0b80d1c4ff4
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SSDEEP
24576:2CRMLq8MvJK2Th5FogoynYUMGnJo8MsVTJu:26MLq8MM2ThsgoynYUdo8MsV
Malware Config
Signatures
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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.
description ioc Process File opened for modification /var/spool/cron/crontabs/tmp.ppoNCF crontab -
Reads runtime system information 1 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/self/maps grep
Processes
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/tmp/557a88e83aded0014f7cfb2db586c54b_JaffaCakes118/tmp/557a88e83aded0014f7cfb2db586c54b_JaffaCakes1181⤵PID:1597
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/bin/shsh -c "crontab -l | grep /tmp/557a88e83aded0014f7cfb2db586c54b_JaffaCakes118|| (crontab -l ; echo \"* * * * * /tmp/557a88e83aded0014f7cfb2db586c54b_JaffaCakes118\") | crontab -"2⤵PID:1598
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/usr/bin/crontabcrontab -l3⤵PID:1599
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/usr/bin/grepgrep /tmp/557a88e83aded0014f7cfb2db586c54b_JaffaCakes1183⤵
- Reads runtime system information
PID:1600
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/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:1602
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/usr/bin/crontabcrontab -l3⤵PID:1603
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
237B
MD58d3079888b1ddfb660492b607545ce56
SHA1d7e7b7a40e91b5e7b34ae76182b41665c7655e4f
SHA256d608cac41659cfb2cf5733d9a50e6c285ff1849ee8924c483b30d77e323f6f57
SHA5128cdaf145504aadfc712c3fb6cfa6a99a122358f3050153c549a59dffd9f11232e95d801f1cc8ac14ca16cdc08bc979c0736dfd4a21c60942c32df1d40fc8f3fc