MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c
SHA3-384 hash: b8c5e6787cc69deeb914cae8cdc09a12ae33d137f648b2ff7882e787ddb710242fd29f9271ac12866babca78045da84c
SHA1 hash: c47169f78577daed3a500b851a5af1f0aa22ae78
MD5 hash: 3c216e66a46d5e7f30da93b1273364b8
humanhash: texas-mirror-foxtrot-bravo
File name:viki.amd64
Download: download sample
Signature Gafgyt
Create hunting rule
File size:1'500'432 bytes
First seen:2025-02-23 10:52:13 UTC
Last seen:2025-02-23 13:01:45 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:pd8qELXp3MjYDtUnjW9I6XE6yV83DN05Ac030pkW9ZODaZ9NniQ2hTDfm0Ev3CGi:pd8Xp3MjYBOS99EXVi05AcwIkWTODW9c
TLSH T19E6533697350216893861F3EB3717E003BE77846EAC16D4E6F190F9F7132AD22A26C75
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 :
12
Origin country :
US US
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.ELF.Agent-CRQ.31003.7699.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67bafe28a0fd713c335c6ffalinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process from a recently created file
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
anti-vm crypto packed packed upx
Link:
https://www.filescan.io/uploads/67bafe1860f4b4f0724b1318/reports/3ad9f6ac-4d67-49dc-b998-74a815e06116/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
155
Number of processes launched:
9
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c
Behaviour
Anti-VM
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f8b70883-7586-4c5d-a6cc-b360a3b14ed5
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1622091
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1622091 Sample: viki.amd64.elf Startdate: 23/02/2025 Architecture: LINUX Score: 56 16 Multi AV Scanner detection for submitted file 2->16 18 Sample is packed with UPX 2->18 7 viki.amd64.elf 2->7         started        process3 process4 9 viki.amd64.elf viki.amd64.elf 7->9         started        12 viki.amd64.elf 7->12         started        signatures5 20 Sample deletes itself 9->20 14 viki.amd64.elf 9->14         started        process6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-02-23 10:53:22 UTC
File Type:
ELF64 Little (Exe)
AV detection:
5 of 38 (13.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uavozxa2todwcumjpwzjoa52wwnpani3rqh5oxr64frmxgfzygga._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250223-my4v1strar/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Deletes itself
Modifies Watchdog functionality
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ea18dbdc-f3ec-484c-8dd9-7265e083399a
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/a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c

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:GoBinTest
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Gafgyt

sh 783d66b2db97d707b4b0eda1c05495382c375a0955f4913aaefb33b66000112e

Gafgyt

elf a02aecdc1a9b876151897db29703bab59af0351b8c0fd75e3ee162cb98b9c18c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3449676/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3449679/
  
URLhaus
https://urlhaus.abuse.ch/url/3449680/
  
URLhaus
https://urlhaus.abuse.ch/url/3449684/
  
Dropped by
SHA256 783d66b2db97d707b4b0eda1c05495382c375a0955f4913aaefb33b66000112e
  
Dropped by
MD5 b771d3f4374d14b4c5eea6a7cdb1d19e
  
URLhaus
https://urlhaus.abuse.ch/url/3449667/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments