MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b0907be21611ebfd894794d1d17d11d7a471ea30be20c4adab119b61ea3f90c9. 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: | b0907be21611ebfd894794d1d17d11d7a471ea30be20c4adab119b61ea3f90c9 |
|---|---|
| SHA3-384 hash: | d986dab60948ff2302cd19e655a08e7c47acb0b8fa7dac12c06b1e242e136692d8246fb1cb24b0cf0884b26e948f5d7c |
| SHA1 hash: | 99d8565cb9c751360a2a8b2ecffd8fe1f921942f |
| MD5 hash: | d9c7dff39dee75116bc2850339b6a37d |
| humanhash: | oscar-triple-wisconsin-social |
| File name: | PURCHASE_ORDER0923118765pdf.bat |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'010'176 bytes |
| First seen: | 2026-06-18 01:27:58 UTC |
| Last seen: | 2026-07-07 15:03:25 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (49'298 x AgentTesla, 20'717 x Formbook, 12'402 x SnakeKeylogger) |
| ssdeep | 24576:sIFzrn0biZ5ZiebFbeRs8U/E2WhDJwNgmKxUtp:sIFzrn0eZfFss5iDQTtp |
| Threatray | 2'978 similar samples on MalwareBazaar |
| TLSH | T1D625239DB3588413E5A657350932E47847BFAEAE2835D281CFE8FDDF3666B542800723 |
| TrID | 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.6% (.EXE) Win64 Executable (generic) (6522/11/2) 4.5% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| dhash icon | 71e0ccd6f2e4f471 (4 x Formbook, 2 x RemcosRAT, 2 x PhantomStealer) |
| Reporter |  threatcat_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
275
Origin country :
CHVendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Malware family:
n/a
ID:
1
File name:
_b0907be21611ebfd894794d1d17d11d7a471ea30be20c4adab119b61ea3f90c9.exe
Verdict:
No threats detected
Analysis date:
2026-06-18 01:30:42 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:
70%
Tags:
malware
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
masquerade packed vbnet
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-06-17T22:23:00Z UTC
Last seen:
2026-06-19T23:22:00Z UTC
Hits:
~10000
Detections:
Trojan.MSIL.Crypt.sb VHO:Backdoor.Win32.Agent.gen Trojan-PSW.Win32.Stealer.sb HEUR:Trojan-Spy.MSIL.Noon.gen Backdoor.Agent.HTTP.C&C Trojan.MSIL.Inject.sb Trojan-Spy.Win32.Noon.sb Trojan-Spy.Noon.HTTP.ServerRequest PDM:Trojan.Win32.Generic
Verdict:
Suspicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.expl.evad
Score:
88 / 100
Signature
.NET source code contains potential unpacker
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Gathering data
Verdict:
Malicious
Threat:
Family.FORMBOOK
Threat name:
Win32.Trojan.Egairtigado
Status:
Malicious
First seen:
2026-06-18 01:29:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
26 of 38 (68.42%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'968 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Family: Formbook
Formbook payload
Unpacked files
SH256 hash:
b0907be21611ebfd894794d1d17d11d7a471ea30be20c4adab119b61ea3f90c9
MD5 hash:
d9c7dff39dee75116bc2850339b6a37d
SHA1 hash:
99d8565cb9c751360a2a8b2ecffd8fe1f921942f
SH256 hash:
6fcad3ed4b2119295b6c6069b7ff6e05adc7bdea89cc691fd72857d4c8342f0e
MD5 hash:
eda701aa333b4377796572e52bc49ab4
SHA1 hash:
78bb81d1faea1a48c02163295b381e35ee8f2e4e
SH256 hash:
09f0d4777eeb322290a8c8323eab7acf6fa1f97cf1f5813d58df177ee0f8d50d
MD5 hash:
c207af7bd36b6a119aacf5e1a8cf2d8c
SHA1 hash:
856c1fc0412c334571f472f2f4c2489e040cd5d0
SH256 hash:
285aa3b8ef35e8950132aac993f39915a5fdb821fe70d9ab9ed2ddb8d730d0bf
MD5 hash:
da4e2c8378551fbacba852813c5a3cd4
SHA1 hash:
2ba8a60219860983b9b233f410639627785af5eb
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
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: | 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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| 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: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| 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.
Malspam
Delivery method
Distributed via e-mail attachment
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