Analysis
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max time kernel
117s -
max time network
39s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
08-01-2025 22:57
Behavioral task
behavioral1
Sample
army4.elf
Resource
debian9-armhf-20240611-en
debian-9-armhf
6 signatures
150 seconds
General
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Target
army4.elf
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Size
250KB
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MD5
c75cc798187af6f5a034429a76499d89
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SHA1
7e77dec1a8b73bad5651a1842498e989142dcf63
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SHA256
7ef32ab968c070c9a6ecd9d7a5decf05ca8c41b9afd00052ef61406da97ae70f
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SHA512
dd1beac48fbb0cd9ad27f6e485540da29c4a85d865188abfc83b6d3fff10e1d0df5c24c22593fc563f8450245a0ebbbf49965d53808a1bed6e4ba7c5283faf09
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SSDEEP
3072:ZbnCy2EkV0X3XzdY4w0Gdf6cCiMTpiXI4jUm2J1lQvggrdP7Nx:WVedlw0OfMT8Am2J1lQvggrdP7Nx
Score
7/10
Malware Config
Signatures
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Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
description ioc Process File opened for modification /dev/watchdog army4.elf File opened for modification /dev/misc/watchdog army4.elf -
Enumerates running processes
Discovers information about currently running processes on the system
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Reads system routing table 1 TTPs 1 IoCs
Gets active network interfaces from /proc virtual filesystem.
description ioc Process File opened for reading /proc/net/route army4.elf -
Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself sshd 650 army4.elf -
Reads system network configuration 1 TTPs 1 IoCs
Uses contents of /proc filesystem to enumerate network settings.
description ioc Process File opened for reading /proc/net/route army4.elf -
description ioc Process File opened for reading /proc/755/cmdline army4.elf File opened for reading /proc/774/cmdline army4.elf File opened for reading /proc/777/cmdline army4.elf File opened for reading /proc/778/cmdline army4.elf File opened for reading /proc/7/cmdline army4.elf File opened for reading /proc/13/cmdline army4.elf File opened for reading /proc/22/cmdline army4.elf File opened for reading /proc/737/cmdline army4.elf File opened for reading /proc/743/cmdline army4.elf File opened for reading /proc/764/cmdline army4.elf File opened for reading /proc/222/cmdline army4.elf File opened for reading /proc/600/cmdline army4.elf File opened for reading /proc/669/cmdline army4.elf File opened for reading /proc/674/cmdline army4.elf File opened for reading /proc/816/cmdline army4.elf File opened for reading /proc/688/cmdline army4.elf File opened for reading /proc/746/cmdline army4.elf File opened for reading /proc/812/cmdline army4.elf File opened for reading /proc/813/cmdline army4.elf File opened for reading /proc/789/cmdline army4.elf File opened for reading /proc/798/cmdline army4.elf File opened for reading /proc/273/cmdline army4.elf File opened for reading /proc/673/cmdline army4.elf File opened for reading /proc/682/cmdline army4.elf File opened for reading /proc/733/cmdline army4.elf File opened for reading /proc/776/cmdline army4.elf File opened for reading /proc/794/cmdline army4.elf File opened for reading /proc/829/cmdline army4.elf File opened for reading /proc/9/cmdline army4.elf File opened for reading /proc/26/cmdline army4.elf File opened for reading /proc/684/cmdline army4.elf File opened for reading /proc/740/cmdline army4.elf File opened for reading /proc/753/cmdline army4.elf File opened for reading /proc/809/cmdline army4.elf File opened for reading /proc/309/cmdline army4.elf File opened for reading /proc/582/cmdline army4.elf File opened for reading /proc/645/cmdline army4.elf File opened for reading /proc/676/cmdline army4.elf File opened for reading /proc/11/cmdline army4.elf File opened for reading /proc/140/cmdline army4.elf File opened for reading /proc/726/cmdline army4.elf File opened for reading /proc/806/cmdline army4.elf File opened for reading /proc/795/cmdline army4.elf File opened for reading /proc/817/cmdline army4.elf File opened for reading /proc/2/cmdline army4.elf File opened for reading /proc/734/cmdline army4.elf File opened for reading /proc/792/cmdline army4.elf File opened for reading /proc/793/cmdline army4.elf File opened for reading /proc/671/cmdline army4.elf File opened for reading /proc/691/cmdline army4.elf File opened for reading /proc/23/cmdline army4.elf File opened for reading /proc/109/cmdline army4.elf File opened for reading /proc/274/cmdline army4.elf File opened for reading /proc/324/cmdline army4.elf File opened for reading /proc/785/cmdline army4.elf File opened for reading /proc/786/cmdline army4.elf File opened for reading /proc/802/cmdline army4.elf File opened for reading /proc/16/cmdline army4.elf File opened for reading /proc/98/cmdline army4.elf File opened for reading /proc/736/cmdline army4.elf File opened for reading /proc/738/cmdline army4.elf File opened for reading /proc/744/cmdline army4.elf File opened for reading /proc/759/cmdline army4.elf File opened for reading /proc/787/cmdline army4.elf