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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9
SHA3-384 hash: 515dfbebeae87a2066518ba0a68a09ec6d5d4c838592e30925367884ef1f286cc266e1e0924532e3153535388fc88195
SHA1 hash: dcc8071900625e6e0df5de9ae0156c4da85b2c4b
MD5 hash: 2e688af35698aadb14d24e425f5c5e8f
humanhash: emma-comet-oscar-gee
File name:GPoj4Rw8Vr0dvlL.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'131'520 bytes
First seen:2026-08-25 09:22:36 UTC
Last seen:2026-09-10 11:08:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'242 x AgentTesla, 20'499 x Formbook, 12'374 x SnakeKeylogger)
ssdeep 24576:CNjP/2oSdvf029IhKPHep19INYXZhJO6doZzS5/6xDQ3hG/k+6Lt:Yb/2oShJIs+p19FNdce16xDakT6t
TLSH T1A83501082216DE02E5F25FF04D70E3B417B91E98E921D3038EFABDDBB96678529452D3
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 lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
185
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/f19af4f2-a2f4-4512-9beb-27e87a99d849/
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/82698/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed vbnet
Link:
https://www.filescan.io/uploads/6a8d5f00af6f731522a21694/reports/e7d05483-27b7-4b21-b242-6c82d72670c6/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-08-25T06:31:00Z UTC
Last seen:
2026-08-27T07:32:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dab9220f-d5dd-4cf7-b42b-78a052ce5456
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1963221
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Bypasses PowerShell execution policy
Creates an autostart registry key pointing to binary in C:\Windows
Creates autostart registry keys with suspicious values (likely registry only malware)
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Yara detected AntiVM3
Yara detected FormBook
Yara detected MSIL Injector
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1963221 Sample: GPoj4Rw8Vr0dvlL.exe Startdate: 25/08/2026 Architecture: WINDOWS Score: 100 37 www.zaruvoma.space 2->37 39 www.widetoeboxshoes.net 2->39 41 20 other IPs or domains 2->41 57 Suricata IDS alerts for network traffic 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Multi AV Scanner detection for dropped file 2->61 63 11 other signatures 2->63 10 GPoj4Rw8Vr0dvlL.exe 1 5 2->10         started        14 powershell.exe 12 2->14         started        16 powershell.exe 11 2->16         started        signatures3 process4 file5 33 C:\Users\user\AppData\Roaming\gyg.exe, PE32 10->33 dropped 35 C:\Users\user\...behaviorgraphPoj4Rw8Vr0dvlL.exe.log, ASCII 10->35 dropped 65 Creates autostart registry keys with suspicious values (likely registry only malware) 10->65 67 Creates an autostart registry key pointing to binary in C:\Windows 10->67 69 Injects a PE file into a foreign processes 10->69 71 2 other signatures 10->71 18 GPoj4Rw8Vr0dvlL.exe 10->18         started        21 conhost.exe 14->21         started        23 conhost.exe 16->23         started        signatures6 process7 signatures8 49 Modifies the context of a thread in another process (thread injection) 18->49 51 Maps a DLL or memory area into another process 18->51 53 Queues an APC in another process (thread injection) 18->53 55 Found direct / indirect Syscall (likely to bypass EDR) 18->55 25 DbJonZHoh20o0O.exe 18->25 injected process9 dnsIp10 43 v9xf5gry.ikunzf.online 156.247.33.57, 49756, 49757, 49758 YANCYLIMITED-AS-HKYancyLimitedHK Hong Kong SAR China 25->43 45 2.59.170.19, 49713, 49714, 49715 WORLDSTREAMNL Netherlands 25->45 47 10 other IPs or domains 25->47 28 Utilman.exe 13 25->28         started        process11 signatures12 73 Tries to steal Mail credentials (via file / registry access) 28->73 75 Tries to harvest and steal browser information (history, passwords, etc) 28->75 77 Modifies the context of a thread in another process (thread injection) 28->77 79 3 other signatures 28->79 31 firefox.exe 28->31         started        process13
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.40 Win 32 Exe x86
Link:
https://app.malva.re/file/2e688af35698aadb14d24e425f5c5e8f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9/
Threat name:
Win32.Trojan.Injectornett
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Status:
Malicious
First seen:
2026-08-25 09:11:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nxwnesa43nklms2dfzldfp6jd7o3rpfkpugsfcjwn3q25ckqew4q._file
Verdict:
malicious
Label(s):
Formbook
Create hunting rule
Link:
https://reports.threatray.com/1fd93a63-ad1f-4035-899c-ba45ef078dbb
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook adware collection discovery execution persistence privilege_escalation rat spyware stealer trojan
Link:
https://tria.ge/reports/260825-lckdtagm4y/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
outlook_office_path
Event Triggered Execution: Accessibility Features
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Family: Formbook
Formbook payload
Unpacked files
SH256 hash:
6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9
MD5 hash:
2e688af35698aadb14d24e425f5c5e8f
SHA1 hash:
dcc8071900625e6e0df5de9ae0156c4da85b2c4b
Link:
https://www.unpac.me/results/6a656a7d-6149-48c0-83db-154f4ec302a0/
SH256 hash:
0d5db9542d16364e40394a0367b85d57365dfa216f1e6d29f8ed291f41a10f05
MD5 hash:
11206d5b4a2c1fa6f0927545d63259d2
SHA1 hash:
53ffd9ee189a8cc27a162ccca59adc0b387cd588
Link:
https://www.unpac.me/results/6a656a7d-6149-48c0-83db-154f4ec302a0/
SH256 hash:
48895c9f34b380ca51eae7dd610c2e49a11f986daca7a7f0b4287ab67c16bcbc
MD5 hash:
beb2179005bb0ebf109c4b3bac67499f
SHA1 hash:
5d4acb788e5536ce0a895224b2a67715f1fbc8a6
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/6a656a7d-6149-48c0-83db-154f4ec302a0/
SH256 hash:
463527c755e0281b693467bec21653bac36861511002996843cc8de136ba6cd4
MD5 hash:
449b2574b5afb0b211e50fb7c3bb79db
SHA1 hash:
7a86cbdf806d5fac03b26ccc95b6d8783f662816
Link:
https://www.unpac.me/results/6a656a7d-6149-48c0-83db-154f4ec302a0/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6decd2481cdb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/6decd2481cdb54b64b432e5632bfc91fddb8bcaa7d0d2289366ee1ae895025b9

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/82698/

Comments