MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65. 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


Intelligence 19 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65
SHA3-384 hash: 562ed06d1147f09770f6e5d53bbcef8b033b87c31286c0940230514ad62f37dc8ac26b889151cd3537a9437b032f8df9
SHA1 hash: a9564877424e164fc1c1653f6fe54eba40b6ce8e
MD5 hash: f1aafe1fa887b90aa7f08674eb68e4f1
humanhash: network-double-foxtrot-social
File name:4zASnGa4OgB4N7r.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:665'096 bytes
First seen:2025-04-16 13:43:46 UTC
Last seen:2025-05-09 12:37:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:iHf2ThrfQJzs2F8yIoblebQlWDXS0cyy7nNbDC3yUTMWCFSzgg6CTkR:AfKhrf0sXGes303ONbG3xTyUgDf
Threatray 4'942 similar samples on MalwareBazaar
TLSH T1C3E402143269DC01C0AA1BB61960D23597717ECB6832CB5A5FEA7CDF77BAB001D40B93
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 James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
6
# of downloads :
449
Origin country :
US US
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
4zASnGa4OgB4N7r.exe
Verdict:
Malicious activity
Analysis date:
2025-04-16 13:45:27 UTC
Tags:
netreactor formbook xloader
Link:
https://app.any.run/tasks/5fe9d720-a326-4561-9bae-4d324ddc33ec

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/2479/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ffb503f3fd91e7d60bb6e0
Tags:
virus micro msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Launching the process to change network settings
Launching cmd.exe command interpreter
Setting browser functions hooks
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expired-cert invalid-signature obfuscated packed packed packer_detected signed vbnet
Link:
https://www.filescan.io/uploads/67ffb427931404048d7f8e99/reports/8978c295-594d-44c9-a667-7a570f526e3b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/21139139-b809-437a-9139-e0ed932d4274
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1666378
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Changes security center settings (notifications, updates, antivirus, firewall)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1666378 Sample: 4zASnGa4OgB4N7r.exe Startdate: 16/04/2025 Architecture: WINDOWS Score: 100 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Antivirus detection for URL or domain 2->55 57 8 other signatures 2->57 8 4zASnGa4OgB4N7r.exe 7 2->8         started        12 adXoeH.exe 5 2->12         started        process3 file4 45 C:\Users\user\AppData\Roaming\adXoeH.exe, PE32 8->45 dropped 47 C:\Users\user\AppData\Local\...\tmpCE92.tmp, XML 8->47 dropped 49 C:\Users\user\...\4zASnGa4OgB4N7r.exe.log, ASCII 8->49 dropped 59 Uses schtasks.exe or at.exe to add and modify task schedules 8->59 61 Adds a directory exclusion to Windows Defender 8->61 14 powershell.exe 23 8->14         started        17 svchost.exe 8->17         started        19 powershell.exe 23 8->19         started        27 6 other processes 8->27 63 Multi AV Scanner detection for dropped file 12->63 21 schtasks.exe 1 12->21         started        23 vbc.exe 12->23         started        25 vbc.exe 12->25         started        29 3 other processes 12->29 signatures5 process6 signatures7 65 Loading BitLocker PowerShell Module 14->65 31 WmiPrvSE.exe 14->31         started        33 conhost.exe 14->33         started        67 Changes security center settings (notifications, updates, antivirus, firewall) 17->67 35 MpCmdRun.exe 17->35         started        37 conhost.exe 19->37         started        39 conhost.exe 21->39         started        41 conhost.exe 27->41         started        process8 process9 43 conhost.exe 35->43         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65/
Threat name:
Win32.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-04-16 13:28:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
27 of 38 (71.05%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ma3kfdduje6obzwypjdiswnai4ar2ltm6y4apwnd2fklqzbnpzsq._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
formbook
Create hunting rule
Similar samples:
23808b7d7764dc5d702974b63f7b15c92d86e0ca95826edb47b2f919d911b9c8
Formbook
59c68aa4d3b5e77347aa69a31f2592220359ff8f45c18bf9ef5ad047e072534d
Formbook
5cc4e78268ea872c52ba12d08a527a7da6a0abd65d7b1aaabc2d56ae4edbdef6
Formbook
8d68ad78eb364b147233b29bbeab6309a47289090ca2672e90fb299a37111f62
Formbook
error
Formbook
+ 4'932 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:hi13 discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/250416-q1va5swlt5/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
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
Uses the VBS compiler for execution
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/234cedee-142b-4e1f-ace0-c7662bcf9743
Unpacked files
SH256 hash:
6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65
MD5 hash:
f1aafe1fa887b90aa7f08674eb68e4f1
SHA1 hash:
a9564877424e164fc1c1653f6fe54eba40b6ce8e
Link:
https://www.unpac.me/results/49b87e2c-48be-4e0b-9957-016936a4ae23/
SH256 hash:
7ba1fcc2a119e0578048d69cc0fa6f7d473ff94cacb7073c1b9c0b966b8f7073
MD5 hash:
3b85a37d072888f8f86ddb044db69635
SHA1 hash:
258e9b0f01b36f903ee8e2015ebb3bf15547c929
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/49b87e2c-48be-4e0b-9957-016936a4ae23/
SH256 hash:
31bc97a1ab065dd497e772032a542190b899ea5b995edebe86595d7d6dfe06ad
MD5 hash:
533b08152584b64a607845c10c751ff8
SHA1 hash:
6486d16b037ac1a3b7241c554f17df34a707511e
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/49b87e2c-48be-4e0b-9957-016936a4ae23/
Parent samples :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 hash:
f7b2a1307788383e625f5e97e8b6493d83d3d5dc92e6668b4021089c31f95b60
MD5 hash:
01dee027b928c11106c8eedee12872e5
SHA1 hash:
9688743d5cb6c7d6bf8bc89b32c8336f3f12293d
Detections:
win_formbook_w0
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Windows_Trojan_Formbook
Create hunting rule
Formbook
Create hunting rule
Link:
https://www.unpac.me/results/49b87e2c-48be-4e0b-9957-016936a4ae23/
Parent samples :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 family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6036a28c7449/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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Malspam

Formbook

7z 74fb97d9d74ccad7bd3d375310eb20222261a0d224d5a77cda960490b4f48b04

Formbook

Executable exe 6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/2479/
  
Dropped by
SHA256 74fb97d9d74ccad7bd3d375310eb20222261a0d224d5a77cda960490b4f48b04
  
Dropped by
MD5 2368f05aff3d34b2302b8cbbc1d442f3

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments