Analysis
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max time kernel
154s -
max time network
164s -
platform
debian-12_mipsel -
resource
debian12-mipsel-20240221-en -
resource tags
arch:mipselimage:debian12-mipsel-20240221-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem -
submitted
08/03/2025, 07:49
Behavioral task
behavioral1
Sample
5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf
Resource
debian12-mipsel-20240221-en
General
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Target
5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf
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Size
209KB
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MD5
821541bd01bc2ffea29f2baf9ad41130
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SHA1
b2de1f68a385ce4c5d5127b8fa6a7e8292681040
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SHA256
5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64
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SHA512
36653c12abcd5bb355794e1570007c997fe9f359ed14eeae01a5f1f61d69e31fd83c904058a962bb06cde0ce3e29aad9a46fab1c453e69e28b16d6a51a113c69
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SSDEEP
3072:3OtyYRRCS/uJIA/tIusWkt5s33HKrc8xHiD/:3OtpRRCS/uCFWQ582/xC
Malware Config
Signatures
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Contacts a large (33706) 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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description ioc Process File deleted /var/log/audit/audit.log 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf -
Deletes itself 1 IoCs
pid Process 743 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf -
Deletes journal logs 1 TTPs 1 IoCs
Deletes systemd journal logs. Likely to evade detection.
description ioc Process File deleted /var/log/journal/edeb2f80f756429c9aae366fe5ab23dd/system.journal 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf -
Modifies Watchdog functionality 1 TTPs 1 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
description ioc Process File opened for modification /dev/watchdog 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf -
Writes file to system bin folder 2 IoCs
description ioc Process File opened for modification /sbin/watchdog: 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf File opened for modification /bin/watchdog: 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf -
Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself httpd 740 5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf
Processes
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/tmp/5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf/tmp/5b6a3ddaea69d6a2b4bde62a543fefb22c055e6f3b0165d415d00e12c62bdb64.elf1⤵
- Deletes Audit logs
- Deletes itself
- Deletes journal logs
- Modifies Watchdog functionality
- Writes file to system bin folder
- Changes its process name
PID:740