MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4. 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: 17


Intelligence 17 IOCs YARA 25 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4
SHA3-384 hash: 1a968835c7369dcf0a3fafd357241157aefb5498a51ead6817a89959cbb5f9519bbae89de98ae5c0ce1ecab38cf36f7f
SHA1 hash: 292776bb2825d1b89b602c92677877829489472b
MD5 hash: 9d5c33f3c3e1ee5820857ca95432c334
humanhash: coffee-july-bluebird-grey
File name:bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad
Download: download sample
Signature Formbook
Create hunting rule
File size:1'271'296 bytes
First seen:2025-12-08 15:49:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c1ce208b1192bfcf652c179f34f034d3 (17 x Formbook, 5 x AgentTesla, 3 x a310Logger)
ssdeep 24576:y5EmXFtKaL4/oFe5T9yyXYfP1MAXDzVmzFEGiVXOK+:yPVt/LZeJbInGizVmzmVXO
TLSH T1E345CF02B3918062FFA792370F67F612167E79264133A91F139C2979FE702A1467E763
TrID 50.4% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4)
19.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.5% (.EXE) Win32 Executable (generic) (4504/4/1)
3.8% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter abuse_ch
Tags:exe FormBook upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad
File size (compressed) :764'416 bytes
File size (de-compressed) :1'271'296 bytes
Format:win32/pe
Packed file: bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
AutoIt
Details
AutoIt
extracted scripts and files
Link:
https://research.acce.ciphertechsolutions.com/results/594b696b-7d95-4266-9866-967c893e1883/
Malware family:
n/a
ID:
1
File name:
bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad
Verdict:
No threats detected
Analysis date:
2025-12-09 04:04:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f8776649-499c-4284-bff7-4bfaf106df84

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/43694/
Detection(s):
SecuriteInfo.com.Win32.Trojan.Agent.35E5V6.UNOFFICIAL
Create hunting rule

PUA.Win.Packer.Embedpe-3
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6936f41f881313558a2b99e5
Tags:
autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
DNS request
Connection attempt
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-08T14:40:00Z UTC
Last seen:
2025-12-09T19:26:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4/results?tab=lookup
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1828921
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Found API chain indicative of sandbox detection
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1828921 Sample: bcc62e2765d44de31aa80c93c35... Startdate: 08/12/2025 Architecture: WINDOWS Score: 100 31 www.vrinfluencer.xyz 2->31 33 www.cyphercvx.xyz 2->33 35 17 other IPs or domains 2->35 43 Suricata IDS alerts for network traffic 2->43 45 Antivirus detection for URL or domain 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 51 3 other signatures 2->51 11 bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad.exe 4 2->11         started        signatures3 49 Performs DNS queries to domains with low reputation 33->49 process4 signatures5 61 Binary is likely a compiled AutoIt script file 11->61 63 Found API chain indicative of sandbox detection 11->63 65 Writes to foreign memory regions 11->65 67 2 other signatures 11->67 14 svchost.exe 11->14         started        process6 signatures7 69 Maps a DLL or memory area into another process 14->69 71 Unusual module load detection (module proxying) 14->71 17 FBEsNyzaLEUW2t.exe 14->17 injected process8 process9 19 cscript.exe 13 17->19         started        signatures10 53 Tries to steal Mail credentials (via file / registry access) 19->53 55 Tries to harvest and steal browser information (history, passwords, etc) 19->55 57 Modifies the context of a thread in another process (thread injection) 19->57 59 4 other signatures 19->59 22 4nhekzP5pK7Vxj.exe 19->22 injected 25 chrome.exe 19->25         started        27 firefox.exe 19->27         started        process11 dnsIp12 37 www.luutra.site 203.161.50.154, 49744, 49745, 49746 VNPT-AS-VNVNPTCorpVN Malaysia 22->37 39 www.myseria.club 103.224.182.242, 49752, 49753, 49754 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 22->39 41 8 other IPs or domains 22->41 29 WerFault.exe 4 25->29         started        process13
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4
Verdict:
Malware
YARA:
7 match(es)
Tags:
AutoIt Decompiled Executable PE (Portable Executable) PE File Layout Suspect Win 32 Exe x86
Link:
https://app.malva.re/file/9d5c33f3c3e1ee5820857ca95432c334
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-12-08 15:50:35 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rr6nmwiooisqcbgjdro375tlyn3dilwe6duhbwitgso3dhhkz3sa._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/251208-s99hjaxrbw/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9d37e860-8ad8-4094-b2aa-5eb28f7cec62
Unpacked files
SH256 hash:
7bc02e40d267f0806ccbe4ddf692cf7e30e15aea70d7459a62be513ef77c43fa
MD5 hash:
64bb70052b94833bae8c6c2ed8355480
SHA1 hash:
3c5b9df2ff518b5026fa23510781e3d1cd15cd5a
Link:
https://www.unpac.me/results/79044e19-cc34-4771-8273-4cb5c6d484ac/
SH256 hash:
10923ea59dd5331d65d4c3c6f3b2affe4fe0a0327df3c318ca00ac14e593f33c
MD5 hash:
b2f4c247b5952aba37ea591d73e90d62
SHA1 hash:
f56579ede6c544ebe589959fc0f9b2476990bb62
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/79044e19-cc34-4771-8273-4cb5c6d484ac/
Parent samples :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 hash:
8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4
MD5 hash:
9d5c33f3c3e1ee5820857ca95432c334
SHA1 hash:
292776bb2825d1b89b602c92677877829489472b
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/79044e19-cc34-4771-8273-4cb5c6d484ac/
Parent samples :
bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad
8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8c7cd6590e72/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:TH_Generic_MassHunt_Win_Malware_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Windows malware mass-hunt rule - 2025
Reference:https://cyfare.net/
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Create hunting rule
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.

Formbook

Executable exe bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad

Formbook

Executable exe 8c7cd6590e72250104c91c5dbff66bc376342ec4f0e870d913349db19ceacee4

(this sample)

  
Dropped by
SHA256 bcc62e2765d44de31aa80c93c3534a90dc3210899d892fafe53b6d0d3d78ddad
Cape
Cape
https://www.capesandbox.com/analysis/43694/
  
Dropped by
MD5 2fd133fcbf62cd6ed097986e7ec8426d

Comments