MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5. 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: 16


Intelligence 16 IOCs YARA 21 File information Comments
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SHA256 hash: 3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5
SHA3-384 hash: 2cb39d29e808ada604680cd0026f957caaed000ace01076ec73a64d1bfde64a956c75426f1b735c3658c6bfbb01cf0cf
SHA1 hash: 14d703a55d2d07a9bfa938cf985ea2976e8a6970
MD5 hash: a3d346e9dbdc4ca5092746a4c583bfec
humanhash: utah-mockingbird-october-bravo
File name:Audit Form.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'062'400 bytes
First seen:2026-01-22 16:33:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'818 x AgentTesla, 19'742 x Formbook, 12'286 x SnakeKeylogger)
ssdeep 24576:3s400/CKsbW5d5OdwIKUM51qu2z2BlbwIbwP:c40pbSw5u3l2z2BlJwP
TLSH T19835DF34EB7DEB02C0627A30C966C6F12728FDC95915C31ABFE56DAF78355120B67242
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 Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
138
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/e7b2fa35-cc30-40e3-b1ac-32a147596b19/
Malware family:
n/a
ID:
1
File name:
Audit Form.exe
Verdict:
Suspicious activity
Analysis date:
2026-01-22 16:40:58 UTC
Tags:
auto-startup
Link:
https://app.any.run/tasks/c53ce095-6a0c-4458-8df8-6bac5540a89b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/49770/
Verdict:
Malicious
Score:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69725165f3cf908ba5076275
Tags:
micro shell spawn
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-22T13:49:00Z UTC
Last seen:
2026-01-24T02:21:00Z UTC
Hits:
~10
Detections:
Trojan.MSIL.Agent.sb PDM:Trojan.Win32.Generic HEUR:Trojan.MSIL.Taskun.gen HEUR:Trojan.MSIL.Injector.gen Trojan-Spy.Noon.HTTP.ServerRequest Trojan.Win32.Agent.sb Trojan.MSIL.Inject.sb
Link:
https://opentip.kaspersky.com/3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2a218607-4ab0-47db-a16f-96530c568f31
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.24 Win 32 Exe x86
Link:
https://app.malva.re/file/a3d346e9dbdc4ca5092746a4c583bfec
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5/
Verdict:
Malicious
Threat:
Family.FORMBOOK
Link:
https://tip.neiki.dev/file/3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2026-01-22 06:22:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
32
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hn2pfpbml5jmtrwzutgoy4vf3sp7pilhnqluqpa3ongzd7ygul2q._file
Verdict:
malicious
Label(s):
unc_loader_078
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/260122-t2v6lsfy8f/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Unpacked files
SH256 hash:
3b74f2bc2c5f52c9c6d9a4ccec72a5dc9ff7a1676c17483c1b734d91ff06a2f5
MD5 hash:
a3d346e9dbdc4ca5092746a4c583bfec
SHA1 hash:
14d703a55d2d07a9bfa938cf985ea2976e8a6970
Link:
https://www.unpac.me/results/4ed5ec69-3b23-46b3-8fd3-9102f3760fb6/
SH256 hash:
a65b5baae73ccdf2eabdee63ad8a4493dd9aa8033a3aafba42bad579dba408eb
MD5 hash:
82f26dce23459a58a2bf43d924932d1f
SHA1 hash:
d5ac6622724acedb533e73db0c659d6355fc98f5
Link:
https://www.unpac.me/results/4ed5ec69-3b23-46b3-8fd3-9102f3760fb6/
SH256 hash:
da4590ecce21425587d77e095fd3f944eb9dca2ca973129da57b8b670a1f2a6b
MD5 hash:
d680b43de0ab5e5399f2596f6a2ea4b3
SHA1 hash:
17c69785eb2da1254a4a7eb1ff786b018b6e3826
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/4ed5ec69-3b23-46b3-8fd3-9102f3760fb6/
SH256 hash:
e756e029caffc451a26bf27a6288aaf4e3ac629d6d5655cee060efad0067b5cc
MD5 hash:
0fd148dc09f43a6082ed8c1ead8546d9
SHA1 hash:
1c4332b4bdb73b3abe6e0b4d2428582aa1bccc67
Link:
https://www.unpac.me/results/4ed5ec69-3b23-46b3-8fd3-9102f3760fb6/
SH256 hash:
81e47367bb5b3408f64047b8d0eabddb847a7c0432755d39b26ec8927413e80c
MD5 hash:
6c87ce9d16943e64b771d98418027f15
SHA1 hash:
acfa7ff7f88847d1b3073dafe7816e73ba65e871
Link:
https://www.unpac.me/results/4ed5ec69-3b23-46b3-8fd3-9102f3760fb6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3b74f2bc2c5f/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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:Formbook
Create hunting rule
Author:kevoreilly
Description:Formbook Payload
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
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:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/49770/

Comments