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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668
SHA3-384 hash: dfe4c5dfae02350a8565768812f2b71727cd38e694a1151e94651ec61e596fadf5a8c214bbeeec288138f0831eb0f0cc
SHA1 hash: a1a3bba81b595583ad5fa9a5f54353419dd62df1
MD5 hash: 8e6d126f9b0d4c6f424bffc5b689f893
humanhash: batman-fruit-thirteen-california
File name:secured_stub.ps1
Download: download sample
Signature Formbook
Create hunting rule
File size:1'498'322 bytes
First seen:2026-10-07 17:41:18 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 24576:OlM9M6OLvGY9t0WorSP1W3eT7TsXt38FK+V5C6jCO3s5wnLEUuVLFfsKbZJVnKIs:3/WNdW3I8XbULsMuVL9vwEyd
TLSH T151652358826D46CF050692FFB255EC8571C9678B0C87176312DDD2E03BBAAA84E73C7B
Magika powershell
Reporter abuse_ch
Tags:FormBook ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.PowerShell.Loader.51.26250.627.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
base64
Link:
https://www.filescan.io/uploads/6ac68474798cb74c27d9dc1b/reports/6ee331f3-954a-4599-adb9-c522386656e7/overview
Verdict:
Malicious
Labled as:
PowerShell/Kryptik.OU trojan
Link:
https://www.hybrid-analysis.com/sample/fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668
Verdict:
Malicious
File Type:
ps1
First seen:
2026-10-07T00:13:00Z UTC
Last seen:
2026-10-07T01:04:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668/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/1983723
Signature
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
Performs DNS queries to domains with low reputation
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: 1983723 Sample: secured_stub.ps1 Startdate: 07/10/2026 Architecture: WINDOWS Score: 100 29 www.4526611.xyz 2->29 31 yinhe2.top 2->31 33 17 other IPs or domains 2->33 57 Suricata IDS alerts for network traffic 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for URL or domain 2->61 65 5 other signatures 2->65 8 powershell.exe 20 2->8         started        11 o5K84wRjEA.exe 2->11 injected 13 S8cewtvpXP5X.exe 2->13 injected signatures3 63 Performs DNS queries to domains with low reputation 29->63 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 conhost.exe 8->21         started        25 32 other processes 8->25 23 w32tm.exe 13 11->23         started        35 www.wakilom.info 198.54.112.138, 49762, 49763, 49764 NAMECHEAP-NET-NamecheapIncUS United States 13->35 37 4526611.xyz 199.188.201.235, 49776, 49777, 49778 NAMECHEAP-NET-NamecheapIncUS United States 13->37 39 8 other IPs or domains 13->39 signatures6 process7 signatures8 41 Maps a DLL or memory area into another process 16->41 43 Queues an APC in another process (thread injection) 16->43 45 Found direct / indirect Syscall (likely to bypass EDR) 16->45 47 Unusual module load detection (module proxying) 19->47 49 Switches to a custom stack to bypass stack traces 19->49 51 Tries to steal Mail credentials (via file / registry access) 23->51 53 Tries to harvest and steal browser information (history, passwords, etc) 23->53 55 Modifies the context of a thread in another process (thread injection) 23->55 27 firefox.exe 23->27         started        process9
Score:
89%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668
Verdict:
inconclusive
YARA:
1 match(es)
Tags:
PowerShell T1059.001
Link:
https://app.malva.re/file/8e6d126f9b0d4c6f424bffc5b689f893
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668/
Threat name:
Script-PowerShell.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-10-07 09:17:42 UTC
File Type:
Text (PowerShell)
AV detection:
7 of 38 (18.42%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=72onpg6hkxkhuxhgauhdevpcmxta5jdddceqoz7en442kepwqzua._file
Verdict:
malicious
Label(s):
Formbook
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Link:
https://reports.threatray.com/6e72f624-ee34-4b4e-8dfa-130a0b3f0de6
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/261007-v94ndssz7r/
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:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668

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:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
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
Create hunting rule
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 fe9cd79bc755d47a5ce6050e3255e265e60ea46318890767e46f39a511f68668

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3938545/
  
Delivery method
Distributed via web download

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