MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356
SHA3-384 hash: 6d3675d50d5080b38beb6e96ceb5a60fd0b9a5730432015a31191ae51a4f913e2403c4b75a2c788348375048e26524a5
SHA1 hash: c9375e8970b0e029b57351b6ff95c1c77ce1ccff
MD5 hash: 8114867c995244e411b84acb22bc455a
humanhash: nitrogen-edward-washington-fix
File name:8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356
Download: download sample
Signature Formbook
Create hunting rule
File size:1'073'664 bytes
First seen:2026-06-08 08:48:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'066 x AgentTesla, 20'016 x Formbook, 12'352 x SnakeKeylogger)
ssdeep 24576:AAEFT0DU1qd3Bu1ASZt07N7CwJND6ksGsUP82P:A3FQzdxudKRuQNWkU12
TLSH T169351244231AD903D1D64BF44A61E2B457B44E98F812E213DFEABEEFF87E3515A00396
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 adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
HU HU
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/37783426-a173-4502-906d-c137b324c655/
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/69658/
Detection(s):
SecuriteInfo.com.Trojan.Siggen32.45492.26820.1956.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a2682333e9eff6a6b68b61d
Tags:
virus shell micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6a2681e01f652d68656d9e41/reports/0fcbbf56-1408-4337-9277-d6497a0db15f/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-28T04:33:00Z UTC
Last seen:
2026-06-08T07:43:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/83ca056d-b8d9-4679-9cca-e5d8d9de24f0
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356/
Threat name:
Win32.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2026-05-28 08:16:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/260608-kqqx3sbt2s/
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
Unpacked files
SH256 hash:
8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356
MD5 hash:
8114867c995244e411b84acb22bc455a
SHA1 hash:
c9375e8970b0e029b57351b6ff95c1c77ce1ccff
Link:
https://www.unpac.me/results/cd35cf9d-3bf9-47e1-8e52-45905b9d004b/
SH256 hash:
9cd673eecca4c22607c411751db618998009dbff8cd047028e1bbc886f8627a5
MD5 hash:
3daa33d76270382cd4473d28baffa3e6
SHA1 hash:
36a725439f2dcca3cb70138e3a22e81c23143df1
Link:
https://www.unpac.me/results/cd35cf9d-3bf9-47e1-8e52-45905b9d004b/
SH256 hash:
47abfa666ee951a6105bdacc1db5baebb10559db7cfa438923b2bee4509bf9f9
MD5 hash:
1c53f2394d319d671a19948a3f043c3e
SHA1 hash:
7e8a7e004244daeae6bff1dd0f8aab27b4861fc7
Link:
https://www.unpac.me/results/cd35cf9d-3bf9-47e1-8e52-45905b9d004b/
SH256 hash:
522b44ac02f19e54eb9e84faf8d7a23580b0f184df0c195509874d48d3935862
MD5 hash:
39ce4fdf123d2ace0208e6d749db6ba5
SHA1 hash:
c3edd643d423f493b8e78c6a14252b258b4db182
Link:
https://www.unpac.me/results/cd35cf9d-3bf9-47e1-8e52-45905b9d004b/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8b11b0e8f9fa/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/8b11b0e8f9fa1b47a03f7cdebbcab5c3f4284d290e9ad30e6d1f911156f94356

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/69658/

Comments