MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01. 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: 18


Intelligence 18 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01
SHA3-384 hash: 69d103240f2733462982cdacde409aabddad4c8df2e1180694310a94485263de0365e5fbac49aef6bf013c6b3b8b8e6c
SHA1 hash: 7f3d3680ee4a54c6101f9b004aa3ea64bd2db4c0
MD5 hash: be9e92ddbf6792c9cb63b23453daa5c9
humanhash: july-coffee-harry-yellow
File name:z28Contrato.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:536'576 bytes
First seen:2025-09-30 17:01:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:PLCcFVCjcIkqsfaU7vvoGLpK4+GYj9M2UZ:VVnlvvoe44+GyD
Threatray 1'833 similar samples on MalwareBazaar
TLSH T105B4025513AAFA03C4A21FF81C70D77953788E99B811E3078FFAFDDBB9297412905292
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter FXOLabs
Tags:exe xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
z28Contrato.exe
Verdict:
Malicious activity
Analysis date:
2025-09-30 19:53:55 UTC
Tags:
auto-startup remote xworm stealer auto generic
Link:
https://app.any.run/tasks/45dc6daa-2971-4a2e-b230-64d6ebb09ee3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/29605/
Detection(s):
Porcupine.Backdoor.MSIL.XWorm.gen.436795.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68dc0d2840b7da0b4eb8dde5
Tags:
autorun keylog shell spawn
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Creating a process with a hidden window
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/68dc0cf1674d5fd6aa116c36/reports/ad8eb12a-2946-43b0-87a4-e06483283e0c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-30T12:54:00Z UTC
Last seen:
2025-09-30T12:54:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01/results?tab=lookup
Malware family:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/078f2157-c97b-4636-8a29-5773c3a59830
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-09-30 16:57:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x6t3zlhlbagyxpiiyc4sxvmvqahvt27c7qlbv5kdvztjec7ebiaq._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
Similar samples:
008e92b1ea12b53b06531097a36a5582e0856cd5f03cc188661bd40ea99dae1f
XWorm
1bfbb76b330000d77b2265ccec0624c973c8e368838798d4e7a20fd1d4ec3cb1
XWorm
5cb3bf5f0c0abd19e74b72ed4560f7a5295db8e0d2cbb705976d1dd8e1f93fe0
XWorm
bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01
XWorm
e05be2a9868239b747273edcf15dd8b418edcf1794bc72b26e5ccac2e1a2fa4b
XWorm
error
XWorm
+ 1'823 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery execution rat trojan
Link:
https://tria.ge/reports/250930-vjtqhatpy3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4b61a926-fc54-4384-8a5f-65fc066bf1df
Unpacked files
SH256 hash:
bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01
MD5 hash:
be9e92ddbf6792c9cb63b23453daa5c9
SHA1 hash:
7f3d3680ee4a54c6101f9b004aa3ea64bd2db4c0
Link:
https://www.unpac.me/results/47dfe28a-83eb-4f12-84dc-f88e060559a0/
SH256 hash:
d398bb452ca2c69e65c801edd582e08c6d10bfd441f7a8b157529db5674b2b5d
MD5 hash:
eb65adb3806a6f237652f3d534205077
SHA1 hash:
1cf327c05bc745ded0c9e0f4c9fa9a63b8b5e25a
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/47dfe28a-83eb-4f12-84dc-f88e060559a0/
SH256 hash:
515bdde1c6f841648291d33a6b99b9d7c7e7f99178ef1c7b0c601d8c136085cb
MD5 hash:
41c744e1ec4ace0c893aa0296f0cc495
SHA1 hash:
2152957b0d3e29ea92e365e66e8506b9c097d0b3
Link:
https://www.unpac.me/results/47dfe28a-83eb-4f12-84dc-f88e060559a0/
SH256 hash:
97b628e278193ae07cc00398e0b5bf7cad316f6db5ba10ce1ee41745147415d2
MD5 hash:
ea684b94afeddd11720eade34f1d5d60
SHA1 hash:
b5ee6f4282c5fb708b5d95ec3f2d3807a9e9f6df
Link:
https://www.unpac.me/results/47dfe28a-83eb-4f12-84dc-f88e060559a0/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bfa7bcaceb08/report/overview.html
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/bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:NET
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.

Malspam

XWorm

Executable exe bfa7bcaceb080d8bbd08c0b92bd595800f59ebe2fc161af543ae66920be40a01

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/29605/

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