General
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Target
lr.sh
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Size
1KB
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Sample
241026-le3yyasfpb
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MD5
1299bbbc0b239b8bab45844a17284d25
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SHA1
d7f67e2d18f257674bb198430a8537f011357eb3
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SHA256
33b79924e996553a4fccbf4a2041a273ee996fed01889d70e5f51b5a41c8d8ac
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SHA512
7c2781a9e56b2ca5222cbe79724608ef0113dbaa1b4e8e3bc80000ca58ccf310d51bd11aab875e850cbcd60b7189623ce07680f853ff993d85863221b408e435
Static task
static1
Behavioral task
behavioral1
Sample
lr.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
lr.sh
Resource
debian9-armhf-20240611-en
Behavioral task
behavioral3
Sample
lr.sh
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral4
Sample
lr.sh
Resource
debian9-mipsel-20240611-en
Malware Config
Targets
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Target
lr.sh
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Size
1KB
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MD5
1299bbbc0b239b8bab45844a17284d25
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SHA1
d7f67e2d18f257674bb198430a8537f011357eb3
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SHA256
33b79924e996553a4fccbf4a2041a273ee996fed01889d70e5f51b5a41c8d8ac
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SHA512
7c2781a9e56b2ca5222cbe79724608ef0113dbaa1b4e8e3bc80000ca58ccf310d51bd11aab875e850cbcd60b7189623ce07680f853ff993d85863221b408e435
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XMRig Miner payload
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Xmrig family
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File and Directory Permissions Modification
Adversaries may modify file or directory permissions to evade defenses.
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Executes dropped EXE
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Checks hardware identifiers (DMI)
Checks DMI information which indicate if the system is a virtual machine.
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Creates/modifies Cron job
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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Legitimate hosting services abused for malware hosting/C2
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Reads hardware information
Accesses system info like serial numbers, manufacturer names etc.
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MITRE ATT&CK Enterprise v15
Defense Evasion
File and Directory Permissions Modification
1Linux and Mac File and Directory Permissions Modification
1Virtualization/Sandbox Evasion
2System Checks
2