MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9389ca02478ba01d5512c91def822e42295aa119e2252171ee6088970de6c080. 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: | 9389ca02478ba01d5512c91def822e42295aa119e2252171ee6088970de6c080 |
|---|---|
| SHA3-384 hash: | 9255725bccca0c08a4169bdb4aa093f80607964443acb49471d7d93a8a64e5304864e6ec69a84c865c7b1a926c26ca8c |
| SHA1 hash: | b075f6e26bfde5e091bbe6613748755efe2e5075 |
| MD5 hash: | 41b5978e328d6539307d052f51cecb31 |
| humanhash: | oklahoma-montana-helium-edward |
| File name: | 9389ca02478ba01d5512c91def822e42295aa119e2252171ee6088970de6c080 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 777'728 bytes |
| First seen: | 2025-10-10 06:41:28 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:4hxBVn0V6gtShqZ1S/te/1nl6n8rdwmNWsgan2q2dK/Ts6gqcMMxC20n0djjGbP6:4nB5y6ymqZOA1Wjs4q2d+sTHMMxCb4S2 |
| Threatray | 1'960 similar samples on MalwareBazaar |
| TLSH | T1FAF402053346EC03D98A1BB509B1D3B853789DCCF814D387AFFA5CEBB86A75028592D6 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
60
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9389ca02478ba01d5512c91def822e42295aa119e2252171ee6088970de6c080
Verdict:
No threats detected
Analysis date:
2025-10-10 08:43:10 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:
virus shell spawn
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
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Verdict:
Malicious
Labled as:
Trojan.GenericS
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-16T00:44:00Z UTC
Last seen:
2025-10-11T00:10:00Z UTC
Hits:
~1000
Malware family:
Formbook
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.25 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2025-09-16 04:26:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
27 of 36 (75.00%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
unc_loader_078
unc_loader_037
Similar samples:
+ 1'950 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:
Unknown
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
9389ca02478ba01d5512c91def822e42295aa119e2252171ee6088970de6c080
MD5 hash:
41b5978e328d6539307d052f51cecb31
SHA1 hash:
b075f6e26bfde5e091bbe6613748755efe2e5075
SH256 hash:
1041b538ccbc7d66e59247ef7551cde9b6c282843541585e9190a8e2e3943b12
MD5 hash:
e870d1e8f3791ccc141f85f40fd2972b
SHA1 hash:
150919ee289cffa6feb40ab8261f620dd7e26aac
SH256 hash:
7563e23b6fb22baf31487337ad57b2cef3e0f9b603b7ed6b67528af5d0c60233
MD5 hash:
8affbd1d74a6d68ac1efb791fb8636d9
SHA1 hash:
24b7d7b92d8cd24d6354b68b304eee959213ab73
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
1c30cc7458ec56557ec3b6a6f5b6f85ddfb93e2e33785d332b86aa95fda5f521
MD5 hash:
5e16e45a0c609879f79a10fd545dfd8b
SHA1 hash:
ee83cabfaf5af082d6c4f4113ef7573e18c6f017
SH256 hash:
a6df6c6e4b4f537e820729250c5700e39147cbcb6b237faf1a51dadfbba3578d
MD5 hash:
39e18a84c0a5781f4b4664e029d275b7
SHA1 hash:
7feeea3739308e7e67ae43037ce288d7aa1f3c45
SH256 hash:
c6a515b07908bb6f15d2b06a6db24e31e460cbb889a383ead3ebcceecdab5970
MD5 hash:
95dd542ae839adea40fd45104454411c
SHA1 hash:
b4e3924c86343813133dd359f98697af94df9c86
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: | 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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