MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 10604816cb1e1e26be33e423bc5488ebad96ec0eaef8c79e7701a1c4531d8da6. 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: 11
| SHA256 hash: | 10604816cb1e1e26be33e423bc5488ebad96ec0eaef8c79e7701a1c4531d8da6 |
|---|---|
| SHA3-384 hash: | 0cd3db08060fc30d42d5d8addf53b033414258816d95e0b3f941f349adb57ba1488cfd364d7ced3286837fd60df083d3 |
| SHA1 hash: | 829aa08c24d1c35c42258eca3b05d2abb621737a |
| MD5 hash: | af24ceac3e510aa1d2922d77effd3401 |
| humanhash: | seventeen-september-summer-lamp |
| File name: | 10604816cb1e1e26be33e423bc5488ebad96ec0eaef8c79e7701a1c4531d8da6 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'207'808 bytes |
| First seen: | 2026-05-08 12:32:49 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 24576:+uJdehYEGzZWl4D2VJTQKIr5Ws3SJJSHwi:+ThYEGEs2VTIrPqUwi |
| Threatray | 2'853 similar samples on MalwareBazaar |
| TLSH | T1564501403719DE02C5A6DBF01D71E2B10BF66E895411E353CEE37EEBBA38B11A944693 |
| TrID | 44.6% (.EXE) Win64 Executable (generic) (6522/11/2) 14.0% (.ICL) Windows Icons Library (generic) (2059/9) 13.8% (.EXE) OS/2 Executable (generic) (2029/13) 13.7% (.EXE) Generic Win/DOS Executable (2002/3) 13.6% (.EXE) DOS Executable (generic) (2000/1) |
| Magika | pebin |
| dhash icon | 6363390103030b31 (1 x Formbook) |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
61
Origin country :
HUVendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-05-08 14:46:30 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Gathering data
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
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 bitmap crypt formbook packed packed stego vbnet
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-04-03T04:05:00Z UTC
Last seen:
2026-05-10T09:04:00Z UTC
Hits:
~1000
Verdict:
Malicious
Score:
99%
Verdict:
Malware
File Type:
PE
Gathering data
Threat name:
ByteCode-MSIL.Trojan.PhantomStealer
Status:
Malicious
First seen:
2026-04-03 09:32:13 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
10
AV detection:
22 of 36 (61.11%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'843 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
10604816cb1e1e26be33e423bc5488ebad96ec0eaef8c79e7701a1c4531d8da6
MD5 hash:
af24ceac3e510aa1d2922d77effd3401
SHA1 hash:
829aa08c24d1c35c42258eca3b05d2abb621737a
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.89
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_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: | 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.
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