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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4. 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


Formbook


Vendor detections: 19


Intelligence 19 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4
SHA3-384 hash: bbb2158cbbbf4bb6bbb2e5709464f5a04679f9166e5cb3a38e2bc5b8ad5acfab787ea7e6ec0e47ce933e118709c113f2
SHA1 hash: b4d0d1d95f1c5bc9f71e8b4e08a0a3a159338c5c
MD5 hash: 689b77b9fa6dacc2e6ca79242613e135
humanhash: william-glucose-echo-charlie
File name:PaidDueInvoices_Swiftconfirmation.bat$
Download: download sample
Signature Formbook
Create hunting rule
File size:918'016 bytes
First seen:2026-11-02 07:05:19 UTC
Last seen:2026-11-02 07:26:49 UTC
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'350 x AgentTesla, 20'845 x Formbook, 12'417 x SnakeKeylogger)
ssdeep 24576:H56F95yfl2AauouZMSbX13mtm/h9m5e8cZV1iOBc4w:Z6dKlIN6FbX1i+9mwlZV82cT
TLSH T11C15F1983329C907C5A692F14630E77813B85D497531E3C78EEAACEB74F6F816A40793
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
dhash icon 809ad9c864683252 (3 x AgentTesla, 3 x Formbook, 1 x RemcosRAT)
Reporter ni_fi_701
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
226
Origin country :
AT AT
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8ea5660e-8cff-4303-88e0-5a8dc4be836f/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-11-02 07:21:43 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/4f4e806e-eed0-4f27-9090-b2fb91d3b712

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/96772/
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.14478724.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae83639cfeb9f072b5686f3
Tags:
shell spawn
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated packed vbnet
Link:
https://www.filescan.io/uploads/6ae83673a62a0c2d1e7f9f48/reports/f8bec1c8-049a-4a31-b905-7ae540e7ea89/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-11-01T21:57:00Z UTC
Last seen:
2026-11-04T04:22:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9268fa06-e6b2-4fc6-b621-08478265ce70
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1996498
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Adds a directory exclusion to Windows Defender
Initial sample is a PE file and has a suspicious name
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.42 Win 32 Exe x86
Link:
https://app.malva.re/file/689b77b9fa6dacc2e6ca79242613e135
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2026-11-02 06:34:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7nvmjrgsew6c7ucteviavkkkjo54vqxgd27bjwaudx7qikpv772a._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/261102-hwnnsstv4j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Family: Formbook
Formbook payload
Malware Family:
n/a
Verdict:
Suspicious
Tags:
injector evasion
YARA:
ConventionEngine_Term_Desktop ConventionEngine_Term_Users ConventionEngine_Keyword_Client
Link:
https://app.threat.zone/submission/979fd9a0-4fc1-43ba-abd9-32f85397abef
Unpacked files
SH256 hash:
fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4
MD5 hash:
689b77b9fa6dacc2e6ca79242613e135
SHA1 hash:
b4d0d1d95f1c5bc9f71e8b4e08a0a3a159338c5c
Link:
https://www.unpac.me/results/b623c593-586e-4ce6-9aa7-f075c86336c0/
SH256 hash:
be02d40783e5f695449a8d700f27a11cee7443bc3bb75fe554314a0ba15ad576
MD5 hash:
54ce64d3a9d2be5ce7f1cd127e72b2af
SHA1 hash:
2144bed724e75be138dd54a7e176a69b8a651f61
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/b623c593-586e-4ce6-9aa7-f075c86336c0/
Parent samples :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 hash:
8b24c64fe4139868df2b8a01f02be31f0bdc139737352d7aed61554fd0222d21
MD5 hash:
163ab03ed43d2cb94378ca603c8c18a3
SHA1 hash:
fb5b6cad9d23ac22550dcae6c8091858e2d3c4c6
Link:
https://www.unpac.me/results/b623c593-586e-4ce6-9aa7-f075c86336c0/
SH256 hash:
c5954adec04f6d3821cc2a9003ae8c0019e7f2246c6fe03e1ba48e2ba41910ba
MD5 hash:
dbce4b98e71b6f13ec29630014c39afc
SHA1 hash:
a486720ec8e67dea4f5df391260fbb2e61b6a35d
Link:
https://www.unpac.me/results/b623c593-586e-4ce6-9aa7-f075c86336c0/
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/fb6ac4c4d225bc2fd05325500aa94a4bbbcac2e61ebe14d8141dff0429f5fff4

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:DotNet_RGB_Embedded_AssemblyLoader_Hunt
Create hunting rule
Author:ShadowOpCode
Description:Hunt .NET bitmap RGB extraction combined with embedded resources and assembly loading
Rule name:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:HUNT_NET_Loader_ImagePixel_To_AssemblyLoad
Create hunting rule
Author:Anish Bogati
Description:Hunting: .NET loader that reads pixel data from an embedded image, loads it as a .NET assembly, and runs it via reflection or late binding. Catches bitmap-steganography loaders.
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:WIN_Malware_Derialock_ForgeAuto_3127f957_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Derialock (pe, etat extrait)
Rule name:WIN_Malware_Unknown_ForgeAuto_6717780a_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (pe, etat extrait)
Rule name:WIN_Malware_XWorm_ForgeAuto_6b06c990_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects XWorm (pe, etat extrait)
Rule name:WIN_Sample_Unique_69354b41
Create hunting rule
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

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/96772/

Comments