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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
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SHA256 hash: 43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce
SHA3-384 hash: 6eacb6185fac5cadf93422fe40552a480df4f29769fa6f593803977cb01e7c94bcd336a8f2aaee42c9c4ee942549b3c9
SHA1 hash: 0d77f480faa745ee6de18f215ae0bf18b4734f3d
MD5 hash: d8e341b6e82642046bbf5ffaf5456ca8
humanhash: iowa-california-fifteen-tennis
File name:43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce.bin
Download: download sample
Signature Formbook
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File size:1'501'694 bytes
First seen:2026-10-16 07:16:06 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 24576:dhpNjUtRU+7lDzfuuZJZ06JmtPZ/U9p0gY8qN4rSpRM9fO0DD6kOKKHgEP7/:dhkjSsZ71tSg9fJmKKHP7/
TLSH T1186523689C8F06EE4A02E1F5FA12B515766E23874D43571F03FCC3A431F5AA99B1BD22
Magika powershell
Reporter Tuxxin
Tags:FormBook ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.PowerShell.Loader.51.15909.31632.UNOFFICIAL
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Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad1d907f4e17c78f7162898
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6ad1d91e833161f9905f6b46/reports/2552ef38-7656-4b5d-9c6f-7aac5a4997b8/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce
Verdict:
Malicious
File Type:
ps1
First seen:
2026-10-14T09:11:00Z UTC
Last seen:
2026-10-18T01:58:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce/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/1987918
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: 1987918 Sample: 2wjx4fd4AK.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 59 Suricata IDS alerts for network traffic 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Antivirus detection for URL or domain 2->63 65 6 other signatures 2->65 8 powershell.exe 20 2->8         started        11 Dj1J3OgKa6LX.exe 2->11 injected 13 NW0oDsjnkrJ5oj.exe 2->13 injected signatures3 process4 dnsIp5 67 Writes to foreign memory regions 8->67 69 Injects a PE file into a foreign processes 8->69 16 aspnet_compiler.exe 8->16         started        19 aspnet_compiler.exe 8->19         started        21 MpCmdRun.exe 1 8->21         started        25 30 other processes 8->25 23 ROUTE.EXE 13 11->23         started        37 parenting-attuned.com 185.119.89.82, 49737, 49738, 49739 UNITEDRS Serbia 13->37 39 cityofharare.com 169.239.219.58, 49725, 49726, 49727 DIAMATRIXZA South Africa 13->39 41 8 other IPs or domains 13->41 signatures6 process7 signatures8 43 Maps a DLL or memory area into another process 16->43 45 Queues an APC in another process (thread injection) 16->45 47 Found direct / indirect Syscall (likely to bypass EDR) 16->47 49 Unusual module load detection (module proxying) 19->49 51 Switches to a custom stack to bypass stack traces 19->51 27 conhost.exe 21->27         started        53 Tries to steal Mail credentials (via file / registry access) 23->53 55 Tries to harvest and steal browser information (history, passwords, etc) 23->55 57 Modifies the context of a thread in another process (thread injection) 23->57 29 firefox.exe 23->29         started        process9
Score:
85%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce
Verdict:
inconclusive
YARA:
1 match(es)
Tags:
PowerShell T1059.001
Link:
https://app.malva.re/file/d8e341b6e82642046bbf5ffaf5456ca8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce/
Threat name:
Win32.Trojan.Qwexlafiba
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Status:
Malicious
First seen:
2026-10-16 07:58:29 UTC
File Type:
Text (PowerShell)
AV detection:
12 of 38 (31.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ipcepkwfft6bs6yfugb327rzxdsgjq66opztwzkgjndeph7sopha._file
Verdict:
malicious
Label(s):
Formbook
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Link:
https://reports.threatray.com/8ceebdc7-6990-46c0-953f-7e8d265019e0
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-jtyawsbw4s/
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/43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce

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:telebot_framework
Create hunting rule
Author:vietdx.mb

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 43c447aac52cfc197b05a183bd7e39b8e464c3de73f33b65464b46479ff273ce

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3950858/

Comments