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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a. 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


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a
SHA3-384 hash: b9cffb0c36c9a1ba2003fe540f86703b650b52b59cf11f6ca6da797c467c399eb3ca3cdb554f9900dab51893e95f7478
SHA1 hash: c76e9b5f06dc08f7a800761d8f17bd82afe83edc
MD5 hash: 77ef3956571c199697945e44f76cd308
humanhash: oregon-harry-utah-glucose
File name:bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a
Download: download sample
Signature Formbook
Create hunting rule
File size:1'083'392 bytes
First seen:2026-07-07 15:40:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'234 x AgentTesla, 20'488 x Formbook, 12'372 x SnakeKeylogger)
ssdeep 24576:hwI3hytu7KR4ajCbzDSTMNpl5YXWUDUDxqBLa+ZZy0/tcaVvTq:ku2Kaa7Npl5WWsm8Ra+ZQ0lN9q
Threatray 209 similar samples on MalwareBazaar
TLSH T1A4351290235DDA06C0895BB01871F2F417706E69B511D307CFE9FDFBBA3AB4A5868287
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
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
172
Origin country :
HU HU
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/92f93e1e-3b7b-44b1-9177-37bc75d6fd6c/
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/73808/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3596.31075.17015.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a4d3601cca42ffab2541dd1
Tags:
shell virus micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a service
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
krypt packed vbnet
Link:
https://www.filescan.io/uploads/6a4d30404747d37b3a0c6ffd/reports/36b74c6b-b388-4540-a32c-9f6a7688ea66/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-06-24T15:25:00Z UTC
Last seen:
2026-07-08T00:06:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/059158c4-d096-480f-be82-2922d07427f6
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2026-06-24 17:40:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xxdtw4tkuv7sjdjopgxnjzatbvxlbkd3ozv5wivts2ir3q3ucbna._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0035d9424bdee5b512bd3441db4be0486f82a7beb8890713dada7d83e3b7b845
Formbook
042f6d8fff507d22bc7a6c7568cfdb9fb48cd9fe1c0eca4c6982f58e22b63dd8
Formbook
9ba709e3e9389501c7a2dbf36e1d199bb8d878bb232a6bf49abf10d74854748d
Formbook
b32d05c6d0606ae99980ac52e9acbae681e7c35936abca1aa7bbc66bc25bb0e5
Formbook
bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a
Formbook
de63935f2c7f130283cdec9388962e3571feb5e040b586a06ac9ff879dcf1485
Formbook
error
Formbook
f8dcf0299bc33e411b61d50ba623481086977cd81de2652fede4503427bcfad7
Formbook
f9503e171d157858ff90acaac49848c951c8057c71541aaea8aed648edad6856
Formbook
+ 199 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/260707-vgrhcsaz5k/
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
Family: Formbook
Formbook payload
Unpacked files
SH256 hash:
bdc73b726aa57f248d2e79aed4e4130d6eb0a87b766bdb22b396911dc374105a
MD5 hash:
77ef3956571c199697945e44f76cd308
SHA1 hash:
c76e9b5f06dc08f7a800761d8f17bd82afe83edc
Link:
https://www.unpac.me/results/38c146c7-76f6-43f1-9f23-5ca1dc761a3d/
SH256 hash:
935f5460ef61b0a7e3518579ec48066494defcbf495721f56aa4833e296a591e
MD5 hash:
2c4830272a2367f6b3b4894dbd55d1a4
SHA1 hash:
2fd3731a733d85cea61de3086d28426159f558bb
Link:
https://www.unpac.me/results/38c146c7-76f6-43f1-9f23-5ca1dc761a3d/
SH256 hash:
4715291207a0cade573debe45da954a8dca91b79cc4e3657b96bc25b6729b526
MD5 hash:
8c86bde52df082eeb29e9679c991f3c0
SHA1 hash:
986fe70dd0927e7df897d20fe73e46513cb4cecb
Link:
https://www.unpac.me/results/38c146c7-76f6-43f1-9f23-5ca1dc761a3d/
SH256 hash:
22468d48e78d5f6bfa7d2ed3fd5c7e909523e0f32ce19698be5cbf457451db34
MD5 hash:
f8fe6779c7f598664fed1d7ced8c75da
SHA1 hash:
b7edca17c5605a04c81b811dd93b274041ae85bd
Link:
https://www.unpac.me/results/38c146c7-76f6-43f1-9f23-5ca1dc761a3d/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bdc73b726aa5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/73808/

Comments