MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e45d4154c9a1f5311ec5882464e7a8b8d0ab3cc2960d305a8a84db86ef68af85. 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: 10
| SHA256 hash: | e45d4154c9a1f5311ec5882464e7a8b8d0ab3cc2960d305a8a84db86ef68af85 |
|---|---|
| SHA3-384 hash: | ab9b28195f0e3b0de4ce2d3ff0e8352881edd7be76f9cd3d0fec598ad480f0f080d3618a2d0c6689caa76ee4861ce39a |
| SHA1 hash: | 6cc4e8a155f3bd18dbc1bc394a9afd6327216cf8 |
| MD5 hash: | 03f780a892633d1f26ba47f106b41aed |
| humanhash: | ack-two-lactose-zebra |
| File name: | cegg_x86 |
| Download: | download sample |
| Signature | Gafgyt |
| File size: | 433'673 bytes |
| First seen: | 2026-10-17 18:36:04 UTC |
| Last seen: | 2026-10-18 17:37:20 UTC |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 6144:bX59KEI2Ta60E36zZXivYjSjRnICFS1OnjMcmDReP9pNhEKObI35Cu+w2KPwP:byCaC36zxivYanIkBnYcaEpNCuCGYP |
| TLSH | T1399423AD15932FB5D571AA30ADC747E02236EAB308CC941ED998984A737F3D364D3235 |
| TrID | 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1) |
| Magika | elf |
| Reporter |  abuse_ch |
| Tags: | elf gafgyt |
Intelligence
File Origin
# of uploads :
3
# of downloads :
85
Origin country :
DEVendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Connection attempt
Launching a process
Opens a port
Sends data to a server
DNS request
Receives data from a server
Runs as daemon
Accesses SSH
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
packed upx
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
custom
Botnet:
unknown
Number of open files:
10
Number of processes launched:
30
Processes remaning?
true
Remote TCP ports scanned:
23,80,8080,22
Full report:
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-17T16:52:00Z UTC
Last seen:
2026-10-18T23:42:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
Verdict:
Suspicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Signature
Connects to many ports of the same IP (likely port scanning)
Sample is packed with UPX
Sample reads from .bash_history
Suricata IDS alerts for network traffic
Tries to read the AWS credentials file
Tries to read the SSH private key file
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Backdoor.Gafgyt
Status:
Malicious
First seen:
2026-10-17 18:36:21 UTC
File Type:
ELF64 Little (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
command_and_control credential_access discovery linux upx
Behaviour
Reads runtime system information
System Network Configuration Discovery
OS Credential Dumping
Outbound SSH connection to public host
Contacts a large (2026) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | ELF_IoT_DVR_Botnet_Hama_UPX |
|---|---|
| Author: | Serhii Kocherhan |
| Description: | Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code |
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | SUSP_ELF_LNX_UPX_Compressed_File |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects a suspicious ELF binary with UPX compression |
| Reference: | Internal Research |
| Rule name: | TH_Generic_MassHunt_Linux_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Generic Linux malware mass-hunt rule - 2026 |
| Reference: | https://cyfare.net/ |
| Rule name: | upx_packed_elf_v1 |
|---|---|
| Author: | RandomMalware |
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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