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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee. 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


XWorm


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee
SHA3-384 hash: 67e0fc0f41ed9960d14818d11ce25776cf6af94f68f01c2ca1b938e624472fc472d5bf79132a43a4ad9d56b3a7c2c7db
SHA1 hash: 6ebd6bbe27a35a67366e70b924c1521a1996828a
MD5 hash: 479c75d82ef23856840bd12218e1b4c5
humanhash: johnny-burger-pizza-lactose
File name:COTIZACION DE NABORS.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:956'416 bytes
First seen:2026-06-19 12:34:05 UTC
Last seen:2026-07-07 15:04:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'245 x AgentTesla, 20'500 x Formbook, 12'374 x SnakeKeylogger)
ssdeep 12288:gHNilfyO0EZPy5E1Z1IaqHcvVnaXujgZ/CbmapHIuj0dK1lfwPHa05LxZlvxZWmk:eNmxaZ/CK+HRj0dKLfhMNv7Pcr
TLSH T12B15E0225F466B99D6AE0F78C0660C6C37F8C9076392E61B2FED40F59EB3B94C917052
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter James_inthe_box
Tags:exe xworm

Intelligence

File Origin
# of uploads :
2
# of downloads :
208
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
DeepSea
Details
Link:
https://research.acce.ciphertechsolutions.com/results/281b8140-c968-4b4b-9183-43fc05aa34ca/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-06-19 12:34:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5560381d-70b9-4468-b881-4c09759fe705

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/71231/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.Basic.8.Gen.36732938.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a3537721548daf709f7e0c9
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated obfuscated packed vbnet
Link:
https://www.filescan.io/uploads/6a35375190632a45f72d1ba1/reports/0c30267f-5170-481b-aaa1-2306aa0cba55/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8
Link:
https://www.hybrid-analysis.com/sample/81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-06-18T11:57:00Z UTC
Last seen:
2026-06-21T05:57:00Z UTC
Hits:
~10000
Detections:
HEUR:Backdoor.MSIL.XWorm.gen HEUR:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee/results?tab=lookup
Malware family:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/64554037-516d-4dcc-a9eb-8026add2228f
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.84 Win 32 Exe x86
Link:
https://app.malva.re/file/479c75d82ef23856840bd12218e1b4c5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee/
Verdict:
Malicious
Threat:
Backdoor.MSIL.XWorm
Link:
https://tip.neiki.dev/file/81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee
Threat name:
Win32.Trojan.Qwexlafiba
Create hunting rule
Status:
Malicious
First seen:
2026-06-18 16:08:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qgyz7bqrcayxen34nch3s6yqmidjtrtpy7zapng42apmrg5appxa._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/260619-psyg6afz2k/
Behaviour
System Location Discovery: System Language Discovery
Unpacked files
SH256 hash:
81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee
MD5 hash:
479c75d82ef23856840bd12218e1b4c5
SHA1 hash:
6ebd6bbe27a35a67366e70b924c1521a1996828a
Link:
https://www.unpac.me/results/047536d9-4f34-423a-bbd7-6ab42f9e6efc/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/81b19f8611103172377c688fb97b10620699c66fc7f207b4dcd01ec89ba07bee

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/71231/

Comments