MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9. 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 8 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9
SHA3-384 hash: 847d25ec5eab61d625425bd6961fab8d01815ed6a363e6df8d91c94925c1118490be4c002ed047886969b71d7fc60158
SHA1 hash: 5661fc5d7e7bcc3c557edfc42e8114138e477b5e
MD5 hash: 78b28e672f7bde8ddcb20d34f922e6ed
humanhash: video-rugby-triple-utah
File name:78b28e672f7bde8ddcb20d34f922e6ed
Download: download sample
Signature Gafgyt
Create hunting rule
File size:87'461 bytes
First seen:2024-05-03 00:04:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:x3oLQ5TCzSVYERb1aGy8gwi5vEMbBZzp6+m5CsNFPVYLf0:d8Q5Tv+U5aH8Vk8Mfp7mwsN1VYLf0
TLSH T10E832A46D3A2C5B3C4831BB605E7D72B0231F9174B2A9F0AE36DAEF47B12584719A317
telfhash t1b311f01361b6ca1d5bb659348dfc4bf0165527236242be71bf09c5c8893b002b93ed9b
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:32 elf gafgyt intel

Intelligence

File Origin
# of uploads :
1
# of downloads :
107
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30520.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7139232-0
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Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Sends data to a server
Receives data from a server
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug lolbin remote
Link:
https://www.filescan.io/uploads/66342a37ca951b85945bf2e4/reports/027aeea3-81d5-48cc-ba5c-7826d5776344/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Gafgyt 94.156.71.74:666
UDP botnet C2(s):
not identified
Malware family:
Gafgyt
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e66e8218-1d16-4431-a420-07c50370a2de
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1435668
Signature
Contains symbols with names commonly found in malware
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-05-02 23:54:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=shauhi4vzxa4pbedcn2yuj6dwje67xub4xfjxlfeqkvrs5ubmpuq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/240503-ac622aca43/
Behaviour
Reads system network configuration
Reads system routing table
Malware Config
C2 Extraction:
94.156.71.74:666
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9

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_A
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_Trojan_Gafgyt_862c4e0e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_e6d75e6f
Create hunting rule
Author:Elastic Security
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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 91c143a395cdc1c7848313758a27c3b249efde81e5ca9baca482ab19768163e9

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2836241/

Comments


Avatar
zbet commented on 2024-05-03 00:04:57 UTC

url : hxxp://94.156.71.74/rebirth.i686