MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 87fe13048461cd680cfecae760573ebbc276bfc0a9cc7a10b468b65bed4fda19. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
Mirai
Vendor detections: 8
| SHA256 hash: | 87fe13048461cd680cfecae760573ebbc276bfc0a9cc7a10b468b65bed4fda19 |
|---|---|
| SHA3-384 hash: | 1080b7d4c4dca5cda7fa10cb640054856e4f761efeb1047016b8f4bfd6681ef1c78929f504ae7483aca53a4a54d3bc3f |
| SHA1 hash: | cb4b39399aa0ae583fb03accc2f2c2cff27e7cee |
| MD5 hash: | 4186fca28bf4783e85beffb53c768127 |
| humanhash: | cup-july-shade-friend |
| File name: | mipsel |
| Download: | download sample |
| Signature | Mirai |
| File size: | 469'288 bytes |
| First seen: | 2026-09-23 05:13:24 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-sharedlib |
| ssdeep | 6144:SFPWLROGFs9R++I3eLxTaN6+gDyyOdI7/4CPyLFDr2Laosa9dG:hdOGFsa+Rx+N6hCQ0yLaosa9dG |
| TLSH | T157A42A8C97F19BDFE06DDD3063296A171CBE493770E377A6A17DE86232AB14405E7820 |
| Magika | elf |
| Reporter |  abuse_ch |
| Tags: | elf mirai upx-dec |
abuse_ch
UPX decompressed file, sourced from SHA256 bac3eae05a6a957271cc8589177b7e342ed02ab3ba6e1fe43560ec3f0842a39cUPX unpacked
This file is the unpacked version of a file that has been packed with UPX. Below is furhter information about the parent (compressed) file.
| File size (compressed) : | 149'776 bytes |
|---|---|
| File size (de-compressed) : | 469'288 bytes |
| Format: | linux/mipsel |
| Packed file: | bac3eae05a6a957271cc8589177b7e342ed02ab3ba6e1fe43560ec3f0842a39c |
Intelligence
File Origin
# of uploads :
1
# of downloads :
68
Origin country :
NLVendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:
Behaviour
Connection attempt
Creating a file in the %temp% subdirectories
Sets a written file as executable
Creates or modifies symbolic links
Creating a file in the %temp% directory
Receives data from a server
Manages services
Collects information on the CPU
Creates directories
DNS request
Kills processes
Changes access rights for a written file
Creating a file
Opens a port
Changes the time when the file was created, accessed, or modified
Launching a process
Runs as daemon
Sends data to a server
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Traces processes
Creates or modifies files to set up autorun
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
base64 obfuscated
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-09-23T03:44:00Z UTC
Last seen:
2026-09-23T04:11:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
Verdict:
Unknown
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Exploit.DirtyFrag
Status:
Malicious
First seen:
2026-09-23 05:14:19 UTC
File Type:
ELF32 Little (SO)
AV detection:
11 of 23 (47.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
antivm defense_evasion discovery execution persistence privilege_escalation
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to shm directory
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Creates a desktop entry file
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Deletes log files
Modifies init.d
Modifies rc script
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Executes dropped EXE
Modifies Watchdog functionality
Traces itself
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | elf_arm_mips_ko_so |
|---|
| Rule name: | ELF_IoT_Persistence_Hunt |
|---|---|
| Author: | 4r4 |
| Description: | Hunts for ELF files with persistence and download capabilities |
| Rule name: | ELF_Packer_Dropper_Fileless_Armhf |
|---|---|
| Author: | Serhii Kocherhan |
| Description: | Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts. |
| Rule name: | enterpriseapps2 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Enterprise apps |
| Rule name: | EXPL_HKTL_LNX_DirtyFragShellcode_May26 |
|---|---|
| Author: | Pezier Pierre-Henri (Nextron Systems) |
| Description: | Detects a shellcode observed in dirtyfrag, a local privilege escalation exploit for Linux. |
| Reference: | https://github.com/V4bel/dirtyfrag/tree/master |
| Rule name: | EXPL_LNX_DirtyFrag_ForensicArtefacts_May26 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects DirtyFrag exploit code POC usage in Linux environments |
| Reference: | https://github.com/V4bel/dirtyfrag/tree/master |
| Rule name: | MIRAI_OHSHIT_payload |
|---|---|
| Author: | AfterPacket |
| Description: | MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures |
| Reference: | https://github.com/Afterpacket/drosera-threat-intel |
| Rule name: | NSVPS_Hydra_SSH_Bruteforce |
|---|---|
| Author: | sanad (NSVPS-SOC) |
| Description: | Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | setsockopt |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for setsockopt() red flags |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | unixredflags3 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for UNIX red flags |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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