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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b. 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


njrat


Vendor detections: 16


Intelligence 16 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b
SHA3-384 hash: 25913164d3e108284c747f84cde041dcacc6dc265e646e95cc06dc75b6cf93d595fb4d844d53cc22d5751ecb12eb1791
SHA1 hash: 291b94fabaae1b4d3b562867fc09396aa4236afb
MD5 hash: 45146b7913dac0de49c391733d38e5c8
humanhash: triple-london-connecticut-mirror
File name:ComprovanteOrdem.exe
Download: download sample
Signature njrat
Create hunting rule
File size:5'365'352 bytes
First seen:2026-02-12 18:35:10 UTC
Last seen:2026-02-12 20:23:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c487ef6b6a5b1e458b4dcb42330fb829 (1 x njrat)
ssdeep 49152:+Vo5rrqzyDAL7CBxnIoeX79r9nRR9tIZn6jJ+dsRlL+qcaTwpDQIAdY:+Vo5rD8U6oy1gZWJ+dARTwpDDAdY
TLSH T141466D10B7719931E5FA07B594BF02A4173894680BD667CB52E0A4FCFD593EB2D3228B
TrID 64.2% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
16.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.9% (.EXE) Win32 Executable (generic) (4504/4/1)
3.2% (.EXE) Win16/32 Executable Delphi generic (2072/23)
3.1% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter johnk3r
Tags:exe NjRAT procon-go-gov-br signed

Code Signing Certificate

Organisation:ATF TEXTİLE DIŞ TİCARET SANAYİ LİMİTED ŞİRKETİ
Issuer:Sectigo Public Code Signing CA EV R36
Algorithm:sha256WithRSAEncryption
Valid from:2026-01-16T00:00:00Z
Valid to:2027-01-16T23:59:59Z
Serial number: 56a83022f71f3c701cd3bfea1d8202df
Intelligence: 4 malware samples on MalwareBazaar are signed with this code signing certificate
Cert Graveyard Blocklist:This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:SHA256
Thumbprint: 04d4e6235025dacf4e4c6bec27fb9d8310755b455414695c9d76d5d081a86d13
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
3
# of downloads :
228
Origin country :
CH CH
Vendor Threat Intelligence
Malware configuration found for:
NETReactor
Details
Link:
https://research.acce.ciphertechsolutions.com/results/62d4e281-ee66-4f84-b2f6-abdba327c9a4/
Malware family:
n/a
ID:
1
File name:
ComprovanteOrdem.exe
Verdict:
Malicious activity
Analysis date:
2026-02-05 12:32:29 UTC
Tags:
remote xworm netreactor
Link:
https://app.any.run/tasks/1eb83abe-5820-4193-a278-bb8326aace1f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/53163/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=698e1d6c76589225f665fab4
Tags:
autorun delphi
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug barys base64 blind embarcadero_delphi fingerprint obfuscated packed privilege reconnaissance revoked-cert signed xworm
Link:
https://www.filescan.io/uploads/698e1d69930564ff3c9d8a86/reports/bd7436ee-1f53-4a9a-a224-63061fe84d6e/overview
Verdict:
Malicious
Labled as:
Barys.Generic
Link:
https://www.hybrid-analysis.com/sample/c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-02-12T15:45:00Z UTC
Last seen:
2026-02-12T18:05:00Z UTC
Hits:
~100
Detections:
Backdoor.MSIL.XWorm.c Backdoor.MSIL.XWorm.b Backdoor.MSIL.XWorm.a Backdoor.MSIL.XWorm.imt Backdoor.Agent.TCP.C&C
Link:
https://opentip.kaspersky.com/c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8737e3e9-017c-4e8e-bf8b-7a6d87124a8a
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1868648
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Execution from Suspicious Folder
Sigma detected: Suspicious Program Location with Network Connections
Suricata IDS alerts for network traffic
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1868648 Sample: ComprovanteOrdem.exe Startdate: 12/02/2026 Architecture: WINDOWS Score: 100 34 subdomain.minhaempresa.tv 2->34 38 Suricata IDS alerts for network traffic 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 8 other signatures 2->44 7 ComprovanteOrdem.exe 5 2->7         started        10 DirectX.exe 2->10         started        signatures3 process4 file5 18 C:\Users\Public\Downloads\...\profapi.dll, PE32 7->18 dropped 20 C:\Users\Public\Downloads\...\DirectX.exe, PE32 7->20 dropped 22 C:\Users\Public\Downloads\...\DirectX.dll, PE32 7->22 dropped 24 C:\Users\Public\...\ClassLibrary1.dll, PE32 7->24 dropped 13 DirectX.exe 10 7->13         started        46 Found evasive API chain (may stop execution after checking mutex) 10->46 signatures6 process7 dnsIp8 36 subdomain.minhaempresa.tv 23.94.252.101, 49723, 7004 AS-COLOCROSSINGUS United States 13->36 26 C:\Users\Public\Downloads\...\profapi.dll, PE32 13->26 dropped 28 C:\Users\Public\Downloads\...\DirectX.exe, PE32 13->28 dropped 30 C:\Users\Public\Downloads\...\DirectX.dll, PE32 13->30 dropped 32 C:\Users\Public\...\ClassLibrary1.dll, PE32 13->32 dropped 48 Found evasive API chain (may stop execution after checking mutex) 13->48 50 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 13->50 file9 signatures10
Score:
6%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b
Verdict:
XBinder
YARA:
11 match(es)
Tags:
.Net .Net Obfuscator .Net Reactor Crypter Executable Loader Malicious Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.65 Win 32 Exe x86 XBinder XBinder Variant XRijMut Loader
Link:
https://app.malva.re/file/45146b7913dac0de49c391733d38e5c8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b
Threat name:
Win32.Trojan.Barys
Create hunting rule
Status:
Malicious
First seen:
2026-02-12 18:35:47 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zdfhehniyhfs5pikdilkb5lk7c6yn5hsqh4cuqr4dlui4bnkbbvq._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery rat trojan
Link:
https://tria.ge/reports/260212-w8gynsfw5b/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Executes dropped EXE
Loads dropped DLL
Drops startup file
Detect Xworm Payload
Xworm
Xworm family
Unpacked files
SH256 hash:
c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b
MD5 hash:
45146b7913dac0de49c391733d38e5c8
SHA1 hash:
291b94fabaae1b4d3b562867fc09396aa4236afb
Link:
https://www.unpac.me/results/7436df2d-57b7-48c0-8132-1cb412f45e07/
SH256 hash:
d7090ff990ac96d21aa7c5b22e74f71f023f9eaa226696a25dbeb8f2d1bbcdc6
MD5 hash:
b5aae1ad8a0aa51db369b8f25707a6a5
SHA1 hash:
c5fa1939c01b9545675820e6f25d6e70ebbc849a
Link:
https://www.unpac.me/results/7436df2d-57b7-48c0-8132-1cb412f45e07/
SH256 hash:
04e494af5b7873b6384a6a728f43de51d922db806226a3b21d717037a3f4bee3
MD5 hash:
5d3f3027986f46e6a8cf472e6579d2bf
SHA1 hash:
84fd9b1ba9c036fff9c0ba895a3016decc2d08c7
Detections:
win_yokai_auto
Create hunting rule
Link:
https://www.unpac.me/results/7436df2d-57b7-48c0-8132-1cb412f45e07/
SH256 hash:
70fb9b6534dfd6ad6783eaf8cbb3f96ffa0d30a7f44971af19caa2e2ac504924
MD5 hash:
c8e8909ef7559f0d3ccce89ec358804e
SHA1 hash:
5cc51d120d01ddb85540c26236c14b3c7a682f7e
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/7436df2d-57b7-48c0-8132-1cb412f45e07/
Parent samples :
d2aa40cc53b40c6e76ac0677c4a54387b3f27ee94c85d9b2c3a3d66aeef92a66
c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b
Malware family:
DnlibLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c8ca721da8c1/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/c8ca721da8c1cb2ebd0a1a16a0f56af8bd86f4f281f82a423c1ae88e05aa086b

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:BobSoftMiniDelphiBoBBobSoft
Create hunting rule
Author:malware-lu
Rule name:Borland
Create hunting rule
Author:malware-lu
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Lumma_Stealer_Detection
Create hunting rule
Author:ashizZz
Description:Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/53163/

Comments