MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01
SHA3-384 hash: 4f9dd759ce816fa0897d51dfa8d54c7c33dae9ae8a010d664acef79bfcb1864839712201ed09baa12185b99e160910cb
SHA1 hash: 0f2f687229a5479a81b48e5c94fd226dc5551b01
MD5 hash: 2a13518943b972cb1ad47f0e1cc154b0
humanhash: winner-romeo-alpha-freddie
File name:a-r.m-4.ISIS
Download: download sample
Signature Gafgyt
Create hunting rule
File size:112'657 bytes
First seen:2025-11-23 08:07:02 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:9lX2jKRi0ZDvCTpDv7DSubUmGVrQAXiUXouX:6j6ZUpDv7DImGVrQAXiUXouX
TLSH T16EB30804F8448727C2D327BAF78E439D7735566457DB33116A38BEB82BC6B982E29170
telfhash t1d911d01371f6896d2bf259245cbc43b4255026237351be75bf0dc5d4593b002b979ecb
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 :
1
# of downloads :
114
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Unix.Trojan.Gafgyt-7785026-0
Create hunting rule

Unix.Trojan.Tsunami-9396652-0
Create hunting rule

Unix.Trojan.Mirai-10033529-0
Create hunting rule

Unix.Trojan.Mirai-10035004-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/6922c0bb5d3feebe12d80683/reports/2e5d52dc-701a-49fd-81b2-515c08a9c803/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-23T05:21:00Z UTC
Last seen:
2025-11-23T10:24:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/340adc9a-afbd-4839-a677-ba71aeb04022
Behavior Graph:
Download SVG
%3 guuid=8da37660-1a00-0000-a63e-d8da1b0a0000 pid=2587 /usr/bin/sudo guuid=140f1063-1a00-0000-a63e-d8da220a0000 pid=2594 /tmp/sample.bin guuid=8da37660-1a00-0000-a63e-d8da1b0a0000 pid=2587->guuid=140f1063-1a00-0000-a63e-d8da220a0000 pid=2594 execve
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1819327
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819327 Sample: a-r.m-4.ISIS.elf Startdate: 23/11/2025 Architecture: LINUX Score: 76 21 95.181.173.3, 51708, 51710, 51712 QWARTARU Russian Federation 2->21 23 169.254.169.254, 80 USDOSUS Reserved 2->23 25 3 other IPs or domains 2->25 27 Found malware configuration 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Yara detected Gafgyt 2->33 8 a-r.m-4.ISIS.elf 2->8         started        11 dash rm 2->11         started        13 dash cat 2->13         started        15 9 other processes 2->15 signatures3 process4 signatures5 35 Opens /proc/net/* files useful for finding connected devices and routers 8->35 17 a-r.m-4.ISIS.elf 8->17         started        process6 process7 19 a-r.m-4.ISIS.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-11-23 08:00:55 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=a5gkky3vjh2lhspt3lgrhvocsv5l7stkxthfcqqbfhsdszac3uaq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/251123-j1beps1pcv/
Malware Config
C2 Extraction:
95.181.173.3:839
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139232-0
YARA:
n/a
Link:
https://app.threat.zone/submission/e00a445d-92d0-4198-86e4-b37eff66a5b3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01

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
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
Create hunting rule
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

Gafgyt

elf 074ca5637549f4b3c9f3dacd13d5c2957abfca6abcce51420129e4396402dd01

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3714685/
  
Delivery method
Distributed via web download

Comments