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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7ea593e2e4c2991ea63efbea0e47b74eb2b046a2a11bc782752685116aebb360. 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: 13


Intelligence 13 IOCs YARA 15 File information Comments

SHA256 hash: 7ea593e2e4c2991ea63efbea0e47b74eb2b046a2a11bc782752685116aebb360
SHA3-384 hash: 3700d6725d1130507621e709085293c008e90e3270125f217e2d9d80bd125b5d2b58e4b9c27cadf33596d012c9d6acfe
SHA1 hash: 915370487fde44d9ba440d4c9c020de4c21fde37
MD5 hash: 944dd292d20f3abdb21fb135a754a641
humanhash: asparagus-echo-bluebird-muppet
File name:C15006084, 006184, 007168, 007790, 007506, and 008107.bat
Download: download sample
Signature Formbook
File size:384'309 bytes
First seen:2026-09-22 06:26:16 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 6144:fq1c/iLSNYqGrDUadoLXUT9FBF76kKb39vFEvoOFCCS0Lb1P6yP3kGxXoiCOGe:UcfErD1dNTtZ2lmoZCxb1P6yvkKoI
TLSH T166842333460D2DE774B1489B99FF17143C78DEBB828497BBE9D0C8AA676D6C0621E035
Magika batch
Reporter lowmal3
Tags:bat FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
72
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
BatchScript
Details
Malware family:
n/a
ID:
1
File name:
bat
Verdict:
No threats detected
Analysis date:
2026-09-22 07:17:01 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Launching a process
Creating a window
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Сreating synchronization primitives
Deleting a recently created file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 certutil cscript downloader evasive lolbin obfuscated packed stealer
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Command shell drops VBS files
Found direct / indirect Syscall (likely to bypass EDR)
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 dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queries DNS domain through GetComputerNameExW (potential sandbox evasion)
Queues an APC in another process (thread injection)
Sigma detected: Legitimate Application Dropped Executable
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
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)
Uses ping.exe to check the status of other devices and networks
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1975994 Sample: C15006084, 006184, 007168, ... Startdate: 22/09/2026 Architecture: WINDOWS Score: 100 37 www.fuqmig.xyz 2->37 39 www.thegreengoblins.com 2->39 41 18 other IPs or domains 2->41 51 Suricata IDS alerts for network traffic 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected FormBook 2->55 59 6 other signatures 2->59 11 cmd.exe 3 2->11         started        signatures3 57 Performs DNS queries to domains with low reputation 37->57 process4 signatures5 69 Command shell drops VBS files 11->69 14 cscript.exe 2 11->14         started        16 certutil.exe 3 2 11->16         started        20 conhost.exe 11->20         started        process6 file7 22 svchost_nyvr8q.exe 14->22         started        35 C:\Users\user\AppData\...\svchost_nyvr8q.exe, PE32 16->35 dropped 49 Queries DNS domain through GetComputerNameExW (potential sandbox evasion) 16->49 signatures8 process9 signatures10 61 Antivirus detection for dropped file 22->61 63 Multi AV Scanner detection for dropped file 22->63 65 Modifies the context of a thread in another process (thread injection) 22->65 67 5 other signatures 22->67 25 HyFCPX644ctu.exe 22->25 injected process11 process12 27 PING.EXE 13 25->27         started        signatures13 71 Tries to steal Mail credentials (via file / registry access) 27->71 73 Tries to harvest and steal browser information (history, passwords, etc) 27->73 75 Modifies the context of a thread in another process (thread injection) 27->75 77 3 other signatures 27->77 30 VvoigEZbwhHHdx.exe 27->30 injected 33 firefox.exe 27->33         started        process14 dnsIp15 43 parking.d.parity.domains 2.59.170.19, 49723, 49761, 49762 WORLDSTREAMNL Netherlands 30->43 45 www.pest-hunter.com 210.90.155.200, 49749, 49750, 49751 SEOULMETRO-ASSeoulMetropolitanGovernmentKR South Korea 30->45 47 12 other IPs or domains 30->47
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2026-09-18 12:58:02 UTC
File Type:
Text (VBS)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook adware collection defense_evasion discovery execution rat spyware stealer trojan
Behaviour
Modifies Internet Explorer settings
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
Executes a command shell one-liner
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Deobfuscate/Decode Files or Information
Checks computer location settings
Executes dropped EXE
Family: Formbook
Formbook payload
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Certutil_Decode_OR_Download
Author:Florian Roth (Nextron Systems)
Description:Certutil Decode
Reference:Internal Research
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__GlobalFlags
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
Reference:https://cyfare.net/

File information


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

Comments