MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 10898c09830634012bc320ad02afc6120f285bada5b22db95687d0796e3d86d6. 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: 19
| SHA256 hash: | 10898c09830634012bc320ad02afc6120f285bada5b22db95687d0796e3d86d6 |
|---|---|
| SHA3-384 hash: | 703e41ca777831d3773ca48e3f791ced9b4f93335e487d21ecad1677d2117db3d7aee78017a6131e4193b9fb0aabca05 |
| SHA1 hash: | 161976b6d0f0d5c5903c9f5dd7edf9c29394cdef |
| MD5 hash: | b183e864134727cb5c5e4a4e9e8a4427 |
| humanhash: | paris-burger-gee-lithium |
| File name: | SecuriteInfo.com.W32.MSIL_Agent.JXW.gen.Eldorado.26689.10277 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 773'120 bytes |
| First seen: | 2025-09-18 04:21:19 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:ndgohEAEmFdcOBoPUNxQqQlLW90gVutcVOlzBC5RwP3plq7NZ1KSH9EjR2X7h4pR:JEAEmgJsNaU+9zBORwRc7NZ1KSd6Rk7U |
| Threatray | 1'240 similar samples on MalwareBazaar |
| TLSH | T195F41269325AFC03C1A25BF00870C7B50378AD5DB911C2639FE9BCFB7C6A7906959382 |
| TrID | 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10522/11/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4504/4/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Magika | pebin |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
106
Origin country :
FRVendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Agent.JXW.gen.Eldorado.26689.10277
Verdict:
Malicious activity
Analysis date:
2025-09-18 04:24:36 UTC
Tags:
formbook xloader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Detection(s):
Verdict:
Malicious
Score:
99.1%
Tags:
shell virus msil
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Sending a custom TCP request
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-18T00:16:00Z UTC
Last seen:
2025-09-18T00:16:00Z UTC
Hits:
~100
Malware family:
Formbook
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.16 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2025-09-18 03:12:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
32 of 38 (84.21%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
unc_loader_037
Similar samples:
+ 1'230 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
10898c09830634012bc320ad02afc6120f285bada5b22db95687d0796e3d86d6
MD5 hash:
b183e864134727cb5c5e4a4e9e8a4427
SHA1 hash:
161976b6d0f0d5c5903c9f5dd7edf9c29394cdef
SH256 hash:
1041b538ccbc7d66e59247ef7551cde9b6c282843541585e9190a8e2e3943b12
MD5 hash:
e870d1e8f3791ccc141f85f40fd2972b
SHA1 hash:
150919ee289cffa6feb40ab8261f620dd7e26aac
SH256 hash:
f23cdd3e07363aa8db0fcc5abb36d88c499426167cd40b773fc56d1874693c94
MD5 hash:
7d85beb131c9aa9c0761499d913d5f29
SHA1 hash:
7b19986a556b6610a503c1cc6429f5da04a46f37
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
0fd8fbd3f9fea94bbfaa61d0b25e4d7e1f624338912296a8cd05fad3de6f7b64
MD5 hash:
c74b415bb180764d6b8031cec0cebe45
SHA1 hash:
ce2b7b025b572f8d797aee799d74f9bdee553fd7
SH256 hash:
f0cb55f264ecd2e074276bac9bb05156d4c1e9d0c7c32731ca0eab8e56cf8a93
MD5 hash:
652dc3ea284ef5640b37e3d3d844e440
SHA1 hash:
3b6aa4a5591245f8260304d65f5f7c2c6d175314
Malware family:
FormBook
Verdict:
Malicious
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: | 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: | Formbook |
|---|---|
| Author: | kevoreilly |
| Description: | Formbook Payload |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| 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: | 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 |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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