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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15
SHA3-384 hash: 2b5b2aba27575e1a2a6234dc46cf2b20e80da26bb282be4ffbdc3758977d29300f9e528e94552def4ec23270129f8cf0
SHA1 hash: 960355976e1490ae534dfe6a5459ea7465156bfc
MD5 hash: 9af9aa5d38e584530faada151628d3b1
humanhash: delaware-glucose-spaghetti-indigo
File name:Bestellung_2025018932.bat
Download: download sample
Signature Formbook
Create hunting rule
File size:868'706 bytes
First seen:2025-11-25 13:35:55 UTC
Last seen:2025-12-08 15:35:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 46ce5c12b293febbeb513b196aa7f843 (47 x GuLoader, 21 x RemcosRAT, 15 x AgentTesla)
ssdeep 12288:CX4iA5wFysmgv5m8ZC+6AbSzpme9qYpkaKgLLeB4rkA:84rwFysmkAh2MX9FxKgLqBBA
Threatray 2'326 similar samples on MalwareBazaar
TLSH T1770512B0364CF526CAAC1B314A55AAD1F5EE5E6174609E4BF742BEA3BBBE34F0411C40
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon bbf8fafafee256ae (2 x GuLoader, 1 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
148
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Bestellung_2025018932.bat
Verdict:
Suspicious activity
Analysis date:
2025-11-25 13:38:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6839dd08-5ed6-4906-99ab-91e0e0ffd77f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/41459/
Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6925b0dc587b4206e7f2c48f
Tags:
philis trojan hello
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Searching for the window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole installer installer installer-heuristic masquerade microsoft_visual_cc nsis overlay
Link:
https://www.filescan.io/uploads/6925b0d88caf4f46cdec6f61/reports/9289efc6-6041-4c5e-8d71-d98c9513754f/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-11-24T04:28:00Z UTC
Last seen:
2025-11-27T09:28:00Z UTC
Hits:
~100
Detections:
Trojan.Win32.GuLoader.sb Trojan-Downloader.Win32.Minix.sb Trojan-Downloader.Win32.Minix.ccv Trojan.NSIS.Makoob.sba
Link:
https://opentip.kaspersky.com/4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15/results?tab=lookup
Malware family:
Unlabeled
Create hunting rule
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6eb0a8ab-f8e7-4674-a363-179d9437a366
Result
Threat name:
FormBook, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1820539
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
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 submitted file
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
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 FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1820539 Sample: Bestellung_2025018932.bat.exe Startdate: 25/11/2025 Architecture: WINDOWS Score: 100 39 www.casapeach.com 2->39 41 www.bidaha226.com 2->41 43 2 other IPs or domains 2->43 53 Suricata IDS alerts for network traffic 2->53 55 Antivirus detection for URL or domain 2->55 57 Antivirus / Scanner detection for submitted sample 2->57 59 4 other signatures 2->59 11 Bestellung_2025018932.bat.exe 67 2->11         started        signatures3 process4 file5 35 C:\Users\user\AppData\Local\...\System.dll, PE32 11->35 dropped 37 C:\Users\user\AppData\...\Aureolae44.bac, COM 11->37 dropped 69 Tries to detect virtualization through RDTSC time measurements 11->69 71 Unusual module load detection (module proxying) 11->71 73 Switches to a custom stack to bypass stack traces 11->73 15 Bestellung_2025018932.bat.exe 6 11->15         started        19 Bestellung_2025018932.bat.exe 11->19         started        signatures6 process7 dnsIp8 49 newbet188.com 154.62.226.88, 443, 49685 COMUNITELIAES United States 15->49 51 Maps a DLL or memory area into another process 15->51 21 X2mKE25hkMUH.exe 15->21 injected 24 Bestellung_2025018932.bat.exe 15->24         started        signatures9 process10 dnsIp11 45 www.casapeach.com 76.223.54.146, 49687, 80 AMAZON-02US United States 21->45 47 bidaha226.com 3.33.130.190, 80 AMAZONEXPANSIONGB United States 21->47 26 msfeedssync.exe 13 21->26         started        process12 signatures13 61 Tries to steal Mail credentials (via file / registry access) 26->61 63 Tries to harvest and steal browser information (history, passwords, etc) 26->63 65 Modifies the context of a thread in another process (thread injection) 26->65 67 3 other signatures 26->67 29 chrome.exe 26->29         started        31 firefox.exe 26->31         started        process14 process15 33 WerFault.exe 4 29->33         started       
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable NSIS Installer PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/9af9aa5d38e584530faada151628d3b1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15/
Verdict:
Malicious
Threat:
Family.FORMBOOK
Link:
https://tip.neiki.dev/file/4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15
Threat name:
Win32.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2025-11-24 07:28:11 UTC
File Type:
PE (Exe)
Extracted files:
33
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ijbdghvxhgjaal2zrdg3wfgqdbyqym2jfuzmwa2ywulkzx7tbikq._file
Verdict:
malicious
Label(s):
cloudeye
Create hunting rule
Similar samples:
012f35c08771f1dd0f3bb047290aa4aaa65c2c50bc33f4f228be1eee2fbec08c
Formbook
07ac845eee39222cc487d6dfe0a50f12874af6b05ea0390b5d6e4e4e64d3e18c
Formbook
177cfa885f0765b9f144317458a981980d76e123ecc2db7f5b93168bcc8a50a9
Formbook
2063a60fbca68f7ad52718a38951a3ddb21806d98b7f72256a47534700fd861d
Formbook
4b29c36467f62239c49fcb44bde02650ef19091379e19b69036d523c33c95894
Formbook
777f01bcb30b95100b1a4ea16d0dd4f52f8d8f5fb89141347f3001fac0401f8e
Formbook
9a75a37b7bce57d0936384da613c9623e7d311c7550d9ffb14d723c9b118ae45
Formbook
b4974c7f703bc826a655d542c19dcf0e61c9e8c64b2ff7a2f981fdae8adac615
Formbook
b77a470abcad2acdddec07438813988ed2fd51fc4215ab1e8b803c7df3f90539
Formbook
error
Formbook
+ 2'316 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/251125-qwed5askbz/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Loads dropped DLL
Formbook payload
Formbook
Formbook family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c450e049-7409-4b65-94a7-aa61162a9a83
Unpacked files
SH256 hash:
4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15
MD5 hash:
9af9aa5d38e584530faada151628d3b1
SHA1 hash:
960355976e1490ae534dfe6a5459ea7465156bfc
Link:
https://www.unpac.me/results/e3fdca15-4797-43e7-bd8c-b2d4f175b3f3/
SH256 hash:
8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
MD5 hash:
9b38a1b07a0ebc5c7e59e63346ecc2db
SHA1 hash:
97332a2ffcf12a3e3f27e7c05213b5d7faa13735
Link:
https://www.unpac.me/results/e3fdca15-4797-43e7-bd8c-b2d4f175b3f3/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4242331eb739/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15

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:DebuggerCheck__API
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:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Malspam

Formbook

Executable exe 4242331eb73992002f5988cdbb14d018710c33492d32cb0358b516acdff30a15

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/41459/

Comments