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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65
SHA3-384 hash: f57e548834104c8f51901a9aa19ad424d5bb9d30ed272cfa334b202d1b2c35df701c9a426bcb771311f2dea0e7275dfc
SHA1 hash: ee4cbd0efb7b6de22fb5fb3dfa0ba0f541b30098
MD5 hash: 84d788111ac1094e29b9fe57f6efa423
humanhash: magnesium-arizona-neptune-oven
File name:4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65.bin
Download: download sample
Signature Formbook
Create hunting rule
File size:1'501'694 bytes
First seen:2026-10-16 07:16:01 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 24576:/dyb44KI5Tl5LpDbWPIS/zhWHH7z+ZrCg+OPeU3g+jUB/4zKoJnwz+OIVba0aMoI:/d835lgkHHfIemK4nyHtg
TLSH T1A5652368A64E52DC8C11D2F87719FC5575CD139B098A033353ECCEA037B98F9866B8A7
Magika powershell
Reporter whack_sh
Tags:FormBook ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.PowerShell.Loader.51.22713.8113.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad1d9056f551121ba16956e
Tags:
vmdetect
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6ad1d91f459c8d59839affdd/reports/985d3ce7-a8cd-41b6-9ed5-47ac4069ed17/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65
Verdict:
Malicious
File Type:
ps1
First seen:
2026-10-14T06:50:00Z UTC
Last seen:
2026-10-18T01:58:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65/results?tab=lookup
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1987919
Signature
AI detected malicious Powershell script
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected FormBook
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1987919 Sample: SBENf1pzew.ps1 Startdate: 16/10/2026 Architecture: WINDOWS Score: 100 31 www.whphli.com 2->31 33 retrogallery.ru 2->33 35 12 other IPs or domains 2->35 61 Suricata IDS alerts for network traffic 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Antivirus detection for URL or domain 2->65 67 6 other signatures 2->67 8 powershell.exe 20 2->8         started        11 owg0EpbKpWNw6.exe 2->11 injected 13 U58x17ktnekJ.exe 2->13 injected 16 svchost.exe 1 1 2->16         started        signatures3 process4 dnsIp5 69 Writes to foreign memory regions 8->69 71 Injects a PE file into a foreign processes 8->71 18 aspnet_compiler.exe 8->18         started        21 aspnet_compiler.exe 8->21         started        23 svchost.exe 8->23         started        27 25 other processes 8->27 25 ROUTE.EXE 13 11->25         started        37 parenting-attuned.com 185.119.89.82, 49729, 49730, 49731 UNITEDRS Serbia 13->37 39 cityofharare.com 169.239.219.58, 49716, 49717, 49719 DIAMATRIXZA South Africa 13->39 43 8 other IPs or domains 13->43 41 127.0.0.1 unknown unknown 16->41 signatures6 process7 signatures8 45 Maps a DLL or memory area into another process 18->45 47 Queues an APC in another process (thread injection) 18->47 49 Found direct / indirect Syscall (likely to bypass EDR) 18->49 51 Unusual module load detection (module proxying) 21->51 53 Switches to a custom stack to bypass stack traces 21->53 55 Tries to steal Mail credentials (via file / registry access) 25->55 57 Tries to harvest and steal browser information (history, passwords, etc) 25->57 59 Modifies the context of a thread in another process (thread injection) 25->59 29 firefox.exe 25->29         started        process9
Score:
87%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65
Verdict:
inconclusive
YARA:
1 match(es)
Tags:
PowerShell T1059.001
Link:
https://app.malva.re/file/84d788111ac1094e29b9fe57f6efa423
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65/
Threat name:
Script-PowerShell.Backdoor.FormBook
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Status:
Malicious
First seen:
2026-10-15 23:34:00 UTC
File Type:
Text (PowerShell)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i5q7xx63mcn2eluwof5d4a6qk3brnnhm62g3rvx7eof42ablpvsq._file
Verdict:
malicious
Label(s):
Formbook
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Link:
https://reports.threatray.com/d2353f85-1b85-43f0-a5d5-2de80fbdd5bf
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook adware collection defense_evasion discovery execution privilege_escalation rat spyware stealer trojan
Link:
https://tria.ge/reports/261016-jtyawsbw31/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: PowerShell
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Badlisted process makes network request
Family: Formbook
Formbook payload
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65

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
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Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:Sus_CMD_Powershell_Usage
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Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:vmdetect
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Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Formbook

PowerShell (PS) ps1 4761fbdfdb609ba22e96717a3e03d056c316b4ecf68db8d6ff238bcd002b7d65

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3950861/

Comments