MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d88ff5ebb0a0e4c01d567b41864162cd9b473a7d21dad63a356260eabad31a80. 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: 15
| SHA256 hash: | d88ff5ebb0a0e4c01d567b41864162cd9b473a7d21dad63a356260eabad31a80 |
|---|---|
| SHA3-384 hash: | 648620ab35fabb93f0b494daa11b4aecc22043ecd602ee4dcbe8a446dbeef8571143f6552488ec2117adf9a7096d8e71 |
| SHA1 hash: | 005bcb64a2a53144c5a0f74b11cd5babb0ce23d6 |
| MD5 hash: | d9edf1ab73748749c5a598fb78002faf |
| humanhash: | louisiana-bluebird-mirror-cup |
| File name: | d88ff5ebb0a0e4c01d567b41864162cd9b473a7d21dad63a356260eabad31a80 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'333'760 bytes |
| First seen: | 2025-12-08 15:10:26 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 91d07a5e22681e70764519ae943a5883 (120 x Formbook, 32 x a310Logger, 27 x AgentTesla) |
| ssdeep | 24576:qtb20pkaCqT5TBWgNQ7akg+pX9azxVGH5n6A:XVg5tQ7a50EzO55 |
| Threatray | 2'732 similar samples on MalwareBazaar |
| TLSH | T1A055BF52E3DDC2A4D2314133B965B7116E3B7A2955B4F92F2FD8183CA87231211AFE27 |
| 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 :
63
Origin country :
HUVendor Threat Intelligence
Malware configuration found for:
AutoIt
Details
AutoIt
extracted scripts and files
Malware family:
n/a
ID:
1
File name:
d88ff5ebb0a0e4c01d567b41864162cd9b473a7d21dad63a356260eabad31a80
Verdict:
No threats detected
Analysis date:
2025-12-08 21:17:46 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Verdict:
Malicious
Score:
99.1%
Tags:
autoit emotet
Verdict:
Malicious
Labled as:
AIT:Trojan.Nymeria
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-11-17T20:09:00Z UTC
Last seen:
2025-12-09T22:18:00Z UTC
Hits:
~100
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
Threat name:
Win32.Trojan.AutoitInject
Status:
Malicious
First seen:
2025-11-18 00:47:51 UTC
File Type:
PE (Exe)
Extracted files:
29
AV detection:
28 of 36 (77.78%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
autoit
formbook
Similar samples:
+ 2'722 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
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Malicious
Tags:
Win.Trojan.Hzzv-7433640-0
YARA:
n/a
Unpacked files
SH256 hash:
d88ff5ebb0a0e4c01d567b41864162cd9b473a7d21dad63a356260eabad31a80
MD5 hash:
d9edf1ab73748749c5a598fb78002faf
SHA1 hash:
005bcb64a2a53144c5a0f74b11cd5babb0ce23d6
SH256 hash:
bd10b7d9aaf0db28a78f26831ac947b15f354a6322a986c50c89861af7f0512e
MD5 hash:
d1625de83588adc61e6fcc1ac4b23706
SHA1 hash:
dae6ea90cf21bca5149f7440cdff0081b44e666e
SH256 hash:
828816d67a86cb0a3b30f54cca49097595565b8ef37f04746a6718d6dcc193db
MD5 hash:
ba9bf0a2f988639bea330e155ea0ff0a
SHA1 hash:
7b13a8b37dea0e4d5eda42fc8ece7d8d609eb4e0
Detections:
win_formbook_g0
Malware family:
FormBook
Verdict:
Malicious
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: | 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_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_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/ |
| Rule name: | YahLover |
|---|---|
| Author: | Kevin Falcoz |
| Description: | YahLover |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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