MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5c9a6fed3fd78b68420b26dcfcb6775b1fb49c8f49a25ceb3311bcb1beeb4bd0. 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
| SHA256 hash: | 5c9a6fed3fd78b68420b26dcfcb6775b1fb49c8f49a25ceb3311bcb1beeb4bd0 |
|---|---|
| SHA3-384 hash: | 6094565ff661011bf4a717520b78e02c4affb70fa61029884cccff235e6df8a43749be6351bc09778595e19bd1c1f397 |
| SHA1 hash: | c3a148b1482b5cc5f004a2c58705aa8d6b8ce8c2 |
| MD5 hash: | a8dc74a37b46d37fd56d214b19344110 |
| humanhash: | freddie-stream-two-triple |
| File name: | 5c9a6fed3fd78b68420b26dcfcb6775b1fb49c8f49a25ceb3311bcb1beeb4bd0 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'235'968 bytes |
| First seen: | 2025-09-05 13:02:10 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 1895460fffad9475fda0c84755ecfee1 (309 x Formbook, 53 x AgentTesla, 36 x SnakeKeylogger) |
| ssdeep | 24576:u5EmXFtKaL4/oFe5T9yyXYfP1ijXda613Hz8AgiUwTj:uPVt/LZeJbInQRa6NHjK |
| Threatray | 839 similar samples on MalwareBazaar |
| TLSH | T11A45BF0273C1C066FFAB92734F56F6115ABC79260123A62F13981DB9BE705B1463E7A3 |
| 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 :
61
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5c9a6fed3fd78b68420b26dcfcb6775b1fb49c8f49a25ceb3311bcb1beeb4bd0
Verdict:
No threats detected
Analysis date:
2025-09-05 19:20:18 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:
96.5%
Tags:
nymeria autoit emotet
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Sending a custom TCP request
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
adaptive-context autoit compiled-script extrac32 fingerprint keylogger lolbin microsoft_visual_cc mmc obfuscated packed packed packer_detected threat
Verdict:
Malicious
Labled as:
AIT:Trojan.Nymeria
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-08-20T09:09:00Z UTC
Last seen:
2025-08-20T09:09:00Z 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
Threat name:
Win32.Trojan.AutoitInject
Status:
Malicious
First seen:
2025-08-20 11:49:40 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
29 of 38 (76.32%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 829 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:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
5c9a6fed3fd78b68420b26dcfcb6775b1fb49c8f49a25ceb3311bcb1beeb4bd0
MD5 hash:
a8dc74a37b46d37fd56d214b19344110
SHA1 hash:
c3a148b1482b5cc5f004a2c58705aa8d6b8ce8c2
SH256 hash:
110c53ffe36d59e6eb02ed6f39b59bd4b22925774e78796618082b0f00509eb7
MD5 hash:
41f71cc0c81234cf9c2a23a25407eab1
SHA1 hash:
333f87b0cb1e4233375791c7b7c181beab39d292
SH256 hash:
fe4108aa6b2808507cc80a3b826b9263b44081abb161253aaca1f10ac1fa8c7f
MD5 hash:
8b072f71cc8260e7f4c3794dd95ac372
SHA1 hash:
87582f82340420041506d5407a6f42b44df42d4a
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: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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