MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0. 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 29 File information Comments

SHA256 hash:	8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0
SHA3-384 hash:	6fe38093d2b2c4e8fa5e6f03238a6ad79c5d3366702953a0fa863c95493da4e5803d0f5df611885d87f643553f83af36
SHA1 hash:	6560d48b4bc94813b44a42865d30b44689a0f7e2
MD5 hash:	4b2911bf6128350411e6dd6b676a1148
humanhash:	lima-eight-mexico-fish
File name:	Ad_NEW_INQUIRY_SPAREPART_02877843.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	2'601'472 bytes
First seen:	2026-07-24 07:03:24 UTC
Last seen:	2026-09-04 20:03:48 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	751f3ea4ec3db24000b084dadc2c038e (1 x Formbook)
ssdeep	49152:4C4uRiJsApbbGfd0emegi/r/tSD/JEuacBF97+flKt1hRK+Tdk47tW:4vJLpGB8JEuacBF97+flKt1hRK+Tdk4E
TLSH	T1E5C5BE51B3C866E9D417DA389B54A232D2B2B9234B76A0CB0A9AC3061F77D914F7F701
TrID	33.1% (.EXE) Win64 Executable (generic) (6522/11/2) 25.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.4% (.ICL) Windows Icons Library (generic) (2059/9) 10.3% (.EXE) OS/2 Executable (generic) (2029/13) 10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	threatcat_ch
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

232

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

https://bazaar.abuse.ch/browse/

Verdict:

No threats detected

Analysis date:

2026-07-24 07:04:11 UTC

Tags:

arch-exec

Link:

https://app.any.run/tasks/35f605e8-0c98-4b05-9dbe-3dba2efc0035

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/75892/

Detection(s):

SecuriteInfo.com.Win64.MalwareX-gen.64418279.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Сreating synchronization primitives

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

crypto microsoft_visual_cc packed reconnaissance xworm

Link:

https://www.filescan.io/uploads/6a630e4bd7a4dea5baa209d4/reports/85cd1d7d-f89b-43db-8e1e-bf2a776c9fe3/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-07-24T02:41:00Z UTC

Last seen:

2026-07-26T04:02:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0/results?tab=lookup

Malware family:

Formbook

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7f471783-3069-4a5e-8d4e-de324878c62d

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1947493

Signature

Allocates memory in foreign processes

Binary is likely a compiled AutoIt script file

Injects a PE file into a foreign processes

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

Performs DNS queries to domains with low reputation

Queues an APC in another process (thread injection)

Suricata IDS alerts for network traffic

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)

Writes to foreign memory regions

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/4b2911bf6128350411e6dd6b676a1148

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0/

Threat name:

Win64.Spyware.Noon

Status:

Suspicious

First seen:

2026-07-24 06:27:01 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

13 of 24 (54.17%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=rqwkdrvc5t3antvxpdwmteufbbzh3q3ftbbg5fmnui5xfs3dndqa._file

Verdict:

malicious

Label(s):

Formbook

Link:

https://reports.threatray.com/61a4fc32-0e32-4aea-9da9-561e1907a00f

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook rat spyware stealer trojan

Link:

https://tria.ge/reports/260724-hvn8yahp5y/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Family: Formbook

Formbook payload

Unpacked files

SH256 hash:

8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0

MD5 hash:

4b2911bf6128350411e6dd6b676a1148

SHA1 hash:

6560d48b4bc94813b44a42865d30b44689a0f7e2

Link:

https://www.unpac.me/results/9d788bc3-3d51-4bb8-ab59-610c55c1b9eb/

Malware family:

FormBook

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8c2ca1c6a2ec/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Formbook

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0

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__MemoryWorkingSet Create hunting rule
Author:	Fernando Mercês
Description:	Anti-debug process memory working set size check
Reference:	http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/

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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	Jupyter_infostealer Create hunting rule
Author:	CD_R0M_
Description:	Rule for Jupyter Infostealer/Solarmarker malware from september 2021-December 2022

Rule name:	MAL_Trigon_Dropper Create hunting rule
Author:	jaszzz
Description:	Trigon multi-stage malicious dropper - process injection, keylogging, screenshot capture
Reference:	URL\|trigon

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	NET Create hunting rule
Author:	malware-lu

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:	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:	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)

Rule name:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

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.

Malspam

Formbook

exe 8c2ca1c6a2ecf606ceb778ecc9928508727dc36598426e958da23b72cb6368e0

(this sample)

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/75892/

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