MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1. 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: 17


Intelligence 17 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
SHA3-384 hash: 98d3f89bb0720f79f385fb00f8789fa4bd10bbd409987d3daeb3deec4cb9033f82bd819424c3542039b8a26bfe1c4e87
SHA1 hash: 4dbf5c7de31d85f8535cbe2d49a700869f0b9349
MD5 hash: 3c3a56e8d385cca07a5d78c09e729b03
humanhash: blossom-five-california-victor
File name:fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
Download: download sample
Signature XWorm
Create hunting rule
File size:489'472 bytes
First seen:2025-08-12 14:44:28 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:pm0g20Rk1Fby+qPdIwbp7CcaUUyckr+KFo8YVtyY:IwO17/5ckPfCH
TLSH T179A4F04427E1C906E5FA4B791A32E2B447B87DAAAC21D31E0BCA6CEF7D75B408C44753
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 adrian__luca
Tags:exe xworm

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
185.157.163.136:57143 https://threatfox.abuse.ch/ioc/1567717/

Intelligence

File Origin
# of uploads :
1
# of downloads :
41
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1.exe
Verdict:
Malicious activity
Analysis date:
2025-08-12 19:31:47 UTC
Tags:
pastebin auto-sch-xml xworm crypto-regex
Link:
https://app.any.run/tasks/36ce9331-d2fb-44c6-91ca-dff98f0052d0

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/20787/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689b56eefca70bd90e8f18ac
Tags:
spawn shell msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
DNS request
Connection attempt
Sending a custom TCP request
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/689b6e249ef4d2ff7cf8c535/reports/7472fc55-bc16-4620-8ee5-3a150c85bfac/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
Malware family:
KeyBase
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/806e2174-e8b4-4e6d-bae3-43f41732e262
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
Gathering data
Gathering data
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2025-07-29 09:42:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 36 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7pbkydngm6e4oy5cf4zo2aug6jn53hsnxnogjscfb2lm7g6njdqq._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery execution persistence rat trojan
Link:
https://tria.ge/reports/250812-t34t5sszdz/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b361424d-1ff9-4c09-9dfb-15dc14b37d68
Unpacked files
SH256 hash:
2a950ece34d9edc85609911cb769fdedfa260b42ef059a53edf58a563a225705
MD5 hash:
69446b15d1b0e80accf7f2c36026d3ca
SHA1 hash:
02602e32c9a4151ba1237e55971bdf7228176b1f
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/04fe0a55-22b5-4ae1-8908-3fe61e0025b5/
SH256 hash:
4715c078345771f9402d313e36c2ed5da0aeeebf2fe49f16c1a9cccfdf853b42
MD5 hash:
7191b79d66f49b7aaf39bf139e716515
SHA1 hash:
4ad870322c9daf6f6c5886798856081f108c2808
Detections:
win_xworm_w0
Create hunting rule
win_xworm_bytestring
Create hunting rule
win_mal_XWorm
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
MALWARE_Win_AsyncRAT
Create hunting rule
MALWARE_Win_XWorm
Create hunting rule
Link:
https://www.unpac.me/results/04fe0a55-22b5-4ae1-8908-3fe61e0025b5/
Parent samples :
137ad8a9d3784ef9ae6429b6fcc3b1e7855a323c848e1d7532cae07c8b727179
fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
SH256 hash:
82d2bc76104fb4a7a90e2aded3e0e15e41e05e06bd9fef4126919c4b2da425ec
MD5 hash:
c2cc79e16bda13ce0992b893ae1db3b8
SHA1 hash:
9494e34262ac9fb9ed22b1f75fb4f978db3a5005
Link:
https://www.unpac.me/results/04fe0a55-22b5-4ae1-8908-3fe61e0025b5/
SH256 hash:
fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1
MD5 hash:
3c3a56e8d385cca07a5d78c09e729b03
SHA1 hash:
4dbf5c7de31d85f8535cbe2d49a700869f0b9349
Link:
https://www.unpac.me/results/04fe0a55-22b5-4ae1-8908-3fe61e0025b5/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fbc2ac0da667/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/fbc2ac0da66789c763a22f32ed0286f25bdd9e4dbb5c64c8450e96cf9bcd48e1

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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)

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/20787/

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_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments