MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d5bf4930f32f1cadc74a0da9031ff2e98d06c9e1f5ae75d99870b20dc30504e4. 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: 18
| SHA256 hash: | d5bf4930f32f1cadc74a0da9031ff2e98d06c9e1f5ae75d99870b20dc30504e4 |
|---|---|
| SHA3-384 hash: | 04e74a4f737940eb10cc9bfdab2b0953fab74b4b41dec257eee791fa3fe969569db49140963afd62f79e3177751a4ba1 |
| SHA1 hash: | 36bb03766673bd014471d4b7ebb299f872e4d851 |
| MD5 hash: | 527f082af0d10dc16b921ecea9a006cc |
| humanhash: | low-cup-glucose-kilo |
| File name: | d5bf4930f32f1cadc74a0da9031ff2e98d06c9e1f5ae75d99870b20dc30504e4 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'250'304 bytes |
| First seen: | 2025-10-09 14:55:14 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 1895460fffad9475fda0c84755ecfee1 (341 x Formbook, 89 x AgentTesla, 56 x a310Logger) |
| ssdeep | 24576:f5EmXFtKaL4/oFe5T9yyXYfP1ijXdaV6G9c/fQjtGjoz:fPVt/LZeJbInQRaVVSHQjtGj |
| Threatray | 1'910 similar samples on MalwareBazaar |
| TLSH | T1F345BE0273D1D062FFAB91334F6AF6115ABC79260123A62F13981DB9BD705B1463E7A3 |
| TrID | 40.3% (.EXE) Win64 Executable (generic) (10522/11/4) 19.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.2% (.EXE) Win32 Executable (generic) (4504/4/1) 7.7% (.EXE) OS/2 Executable (generic) (2029/13) 7.6% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
60
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d5bf4930f32f1cadc74a0da9031ff2e98d06c9e1f5ae75d99870b20dc30504e4.exe
Verdict:
No threats detected
Analysis date:
2025-10-09 16:47:51 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Detection(s):
Verdict:
Malicious
Score:
96.5%
Tags:
autoit emotet
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
adaptive-context autoit compiled-script control evasive fingerprint fingerprint keylogger lolbin microsoft_visual_cc mmc obfuscated packed packed packer_detected pcalua threat wuauclt
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-25T13:37:00Z UTC
Last seen:
2025-10-09T09:12:00Z UTC
Hits:
~100
Malware family:
Formbook
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
Malware
YARA:
7 match(es)
Tags:
AutoIt Decompiled Executable PDB Path PE (Portable Executable) PE File Layout Suspect Win 32 Exe x86
Gathering data
Verdict:
Malicious
Threat:
Family.FORMBOOK
Threat name:
Win32.Trojan.AutoitInject
Status:
Malicious
First seen:
2025-09-25 16:20:01 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
28 of 36 (77.78%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 1'900 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook discovery rat spyware stealer trojan
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
Unpacked files
SH256 hash:
d5bf4930f32f1cadc74a0da9031ff2e98d06c9e1f5ae75d99870b20dc30504e4
MD5 hash:
527f082af0d10dc16b921ecea9a006cc
SHA1 hash:
36bb03766673bd014471d4b7ebb299f872e4d851
SH256 hash:
b3ca467106239f9fa072fbb0242b5eda8d6700c9d34d65e2386d8b0b159f571d
MD5 hash:
61e1f63c1ce87431ad3e5905f9762247
SHA1 hash:
e5c9ad3c2bfecabef6a504e96ce59bdbf821329c
SH256 hash:
817706d2cad8e229434898e3974b06520e85d21249930b6eb7732a38b672ed95
MD5 hash:
1c42ec7ce4f519196f3dbaf08b2bef19
SHA1 hash:
079f48d1b5f747309f5f8411cd1ebd8fd81451c7
Detections:
win_formbook_g0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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 |
|---|---|
| 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_AllMal_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication |
| 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__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | TH_Generic_MassHunt_Win_Malware_2025_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Generic Windows malware mass-hunt 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.
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