MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf45e72aa0bff2b758f29ad505e00fa965f681bce46843458b643e583d748aa0. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf45e72aa0bff2b758f29ad505e00fa965f681bce46843458b643e583d748aa0
SHA3-384 hash: 30e4fa40a3efb5324c0d4feb9c783c749b18179d44796e6fa8479dff018e8ada19ff59bf91fb9c545f36ffbe62b9facc
SHA1 hash: 4e66bba994f89d04848f0a949f18b6f40d08195c
MD5 hash: eb16cc4e3d291568dcf4e3b92be62ab1
humanhash: july-oranges-ceiling-vegan
File name:Builder.exe
Download: download sample
File size:78'404'645 bytes
First seen:2025-12-24 15:08:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash dcaf48c1f10b0efa0a4472200f3850ed (39 x BlankGrabber, 16 x PythonStealer, 16 x SalatStealer)
ssdeep 1572864:Gx66kh/g0izXUb9jETHPQmMpnx9luHY7otnq/2cGiI2zoecNs6aGHqB:GxLCjcvPOn36uc7eys6LH
TLSH T1DA08338966804D9DF66452358332DC04FFB6B08E13BAC84F6BEC29362E4F3CB4A79555
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter burger
Tags:exe stealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/e9639554-0ee0-4e59-b719-1923b29e2651/
Malware family:
n/a
ID:
1
File name:
Builder.exe
Verdict:
Suspicious activity
Analysis date:
2025-12-24 15:08:28 UTC
Tags:
discord python pyinstaller
Link:
https://app.any.run/tasks/8625cccb-469a-4da9-a85e-4f4b0fef0bb8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
89.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=694c01ec038f10550b554e91
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm expand fingerprint installer-heuristic keylogger lolbin microsoft_visual_cc overlay overlay packed packed pyinstaller pyinstaller
Link:
https://www.filescan.io/uploads/694c0234e126b9ff43900b59/reports/d55651bd-0585-4dae-b596-847e8b9d744a/overview
Verdict:
Malicious
Labled as:
TR/AVI.Agent
Link:
https://www.hybrid-analysis.com/sample/bf45e72aa0bff2b758f29ad505e00fa965f681bce46843458b643e583d748aa0
Result
Gathering data
Verdict:
Unknown
File Type:
Link:
https://opentip.kaspersky.com/bf45e72aa0bff2b758f29ad505e00fa965f681bce46843458b643e583d748aa0/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1838891
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Yara detected Python Keylogger
Behaviour
Behavior Graph:
Download SVG
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bf45e72aa0bff2b758f29ad505e00fa965f681bce46843458b643e583d748aa0
Gathering data
Verdict:
Malicious
Threat:
Trojan-Spy.Python.Keylogger
Link:
https://tip.neiki.dev/file/bf45e72aa0bff2b758f29ad505e00fa965f681bce46843458b643e583d748aa0
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-12-24 15:08:28 UTC
File Type:
PE+ (Exe)
Extracted files:
1793
AV detection:
3 of 38 (7.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5c6okvax7zlowhstlkqlyapvfs7nan44ruegrmlmq7fqplurkqa._file
Gathering data
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fb1d915b-98d2-4a17-9fd1-fa30fd9c5a46
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:dependsonpythonailib
Create hunting rule
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
Rule name:Detect_PyInstaller
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PyInstaller compiled executables across platforms
Rule name:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:PyInstaller
Create hunting rule
Author:@bartblaze
Description:Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

File information

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

Comments