MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c99377bc47ff20ae76fc4e2b0726056e8e0eeae25d8e3f7bae0fde036c818b88. 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
Gafgyt
Vendor detections: 9
| SHA256 hash: | c99377bc47ff20ae76fc4e2b0726056e8e0eeae25d8e3f7bae0fde036c818b88 |
|---|---|
| SHA3-384 hash: | a12454e9c4d6ad89ee53e9910747bc092296e4b2fa12c46095b514595e0bf87648baf093b0ad8fbcdd0fa92f91efc923 |
| SHA1 hash: | 753d501d32d9cf8bfa823bef52a7b5c486b1b963 |
| MD5 hash: | b159d165276e9b9930ff5866a5be4e54 |
| humanhash: | oregon-orange-carbon-montana |
| File name: | Execution.mips |
| Download: | download sample |
| Signature | Gafgyt |
| File size: | 153'085 bytes |
| First seen: | 2025-11-20 07:05:33 UTC |
| Last seen: | 2025-11-20 10:52:41 UTC |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 3072:myik9SZ83RjlpApKD5hEA0zG4c3rMsBRTFCj4jM:u2SZ8BB2kD5hEA0zGr3rMsBRTFCj4jM |
| TLSH | T1BFE3976D3A11AF7ED26CC2310BFB6F70D35521D626E29355E29CD7481EA038C9C5EBA0 |
| telfhash | t17421e043a1ba8a192ff389789cbc46e02691a62377407fb0ef5dc1844d37052b839d9b |
| Magika | elf |
| Reporter |  abuse_ch |
| Tags: | elf gafgyt |
UPX 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) : | 43'616 bytes |
|---|---|
| File size (de-compressed) : | 153'085 bytes |
| Format: | linux/mips |
| Packed file: | c3e1e541020706e0ba627d803fe525ada2ef27f39da4773606bb8fce6d458839 |
Intelligence
File Origin
# of uploads :
3
# of downloads :
64
Origin country :
DEVendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Removes directories
Sends data to a server
Removes directories from a temporary directory
Deletes a file
Removes directories from a subdirectory of a temporary directory
Connection attempt
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
gcc masquerade
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
14
Number of processes launched:
17
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
Behaviour
Process Renaming
Firewall Changes
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-19T00:05:00Z UTC
Last seen:
2025-11-19T06:00:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
Verdict:
Unknown
Result
Threat name:
Mirai, Gafgyt
Detection:
malicious
Classification:
troj
Score:
96 / 100
Signature
Antivirus / Scanner detection for submitted sample
Detected Mirai
Found malware configuration
Malicious sample detected (through community Yara rule)
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Gathering data
Detection(s):
Suspicious file
Result
Malware family:
gafgyt
Score:
10/10
Tags:
family:gafgyt defense_evasion discovery
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads CPU attributes
Reads system network configuration
Enumerates running processes
Reads system routing table
Deletes itself
Flushes firewall rules
Writes DNS configuration
Malware Config
C2 Extraction:
176.100.37.194:282
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7136029-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
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: | Linux_Gafgyt_Generic |
|---|---|
| Author: | albertzsigovits |
| Description: | Generic Approach to Mirai/Gafgyt samples |
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | Linux_Trojan_Gafgyt_28a2fe0c |
|---|---|
| Author: | Elastic Security |
| Rule name: | Mal_LNX_Gafgyt_Botnet_ELF |
|---|---|
| Author: | Phatcharadol Thangplub |
| Description: | Use to detect Gafgyt botnet, and there variants. |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | Qbot_Gafgyt_Bashlite |
|---|
| Rule name: | setsockopt |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for setsockopt() red flags |
| 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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