MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674. 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: 14

Intelligence 14 IOCs YARA 2 File information Comments 1

SHA256 hash:	fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674
SHA3-384 hash:	2f22f0bbfd45eab4508329a619378c2e194e5597dc89add881f80d7f9f4367ae92a9f0e433db603fa4e27a12476016f9
SHA1 hash:	646aff32f81f87abefd8ba2c5d0d911d20a329c9
MD5 hash:	682fbd7115e44f2d2cdac467072a0e24
humanhash:	oklahoma-burger-magnesium-juliet
File name:	682fbd7115e44f2d2cdac467072a0e24
Download:	download sample
Signature	Formbook Create hunting rule
File size:	789'504 bytes
First seen:	2023-07-24 15:58:47 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	24576:fFua+tagsCz/Dh/9BWcmRsuC55pOVn2D:fVCtKcmRsH55p3
Threatray	3'366 similar samples on MalwareBazaar
TLSH	T1CDF401903BB69B66E2B8BFF4867055241371A1555877D74C4EF120EA1C22FC8AF92EC3
TrID	69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10523/12/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4505/5/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter	zbetcheckin
Tags:	32 exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

287

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

especificación.xls

Verdict:

Malicious activity

Analysis date:

2023-07-24 10:52:45 UTC

Tags:

exploit cve-2017-11882 loader

Link:

https://app.any.run/tasks/ba4c4732-8b51-406e-86f2-23fc911ebea6

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/431358/

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.2192.30113.11031.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Gathering data

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

Formbook

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7d0c6bac-7da1-4752-aed3-c88873d44bcb

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.evad

Score:

76 / 100

Link:

https://www.joesandbox.com/analysis/1278480

Signature

.NET source code contains potential unpacker

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674/

Threat name:

ByteCode-MSIL.Trojan.RemLoader

Status:

Malicious

First seen:

2023-07-24 13:47:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

21 of 37 (56.76%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=73mdldjow3gwq65w62uiwt4lyan5lxhtkvjvkmtrrihqj4pp6z2a._file

Verdict:

malicious

Label(s):

formbook

Formbook

6510c3886e8ddeb0b7b164f915cdb5af33622d9f662b4ef814679e75657daff1

Formbook

7db4eb09d5e3b7b8cb37539295da0190b1c1416898804b297e1bc7b5f5eff9e8

Formbook

8bb4dbfeb12ea6c27f6a4bf9ba8188cc231208519e0d7c42bb48c1d75062c76d

Formbook

c0bd2ff7157746e5ca7b325696c5c2d8c4258b205fe8789763d4a923e012c986

Formbook

c8761aac733416ea826d721768139fb0cd965dd0ddb39be05874bbef5969498b

Formbook

de30e038eaa635585c23ec16221f9307e49152fe0d42d6f49a9435beb42f1f9f

Formbook

ee89d22c597178daeea41330edb19ab7e0a2b0197d1d640440966cde25eeb7ed

Formbook

eff9bbf602fab34b0fe063fb3595ef374fdeb30670db2eb04237a921f03ed47d

Formbook

fed0556f87884c7d40eadd3e2f22d432da0b5854edda4404a936f5b66e00b534

Formbook

+ 3'356 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://tria.ge/reports/230724-te3xyafg31/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Unpacked files

SH256 hash:

341600e5fe8f53faf04eadc6390e471dc2444ab28691514af8b74c8b561d9a5b

MD5 hash:

67663152c1f736896ce8322eafc835ff

SHA1 hash:

4820664daf28d13d8c9ca922fd86d46c6eb7bff1

Detections:

XLoader

win_formbook_w0

win_formbook_auto

win_formbook_g0

Link:

https://www.unpac.me/results/3150a87c-0568-41da-9966-b9bd51cf3800/

Parent samples :
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SH256 hash:

78eaae7f782e4b12d7d47f290ddaae74c19373393bb86673fb25633b7fcbc7c9

MD5 hash:

be26954f9951b84a519797424fc52ee1

SHA1 hash:

8228036eb552bf7679f37cbd463d3f911d29964e

Link:

https://www.unpac.me/results/3150a87c-0568-41da-9966-b9bd51cf3800/

SH256 hash:

7c743d979549f931d7101d1a14c14841ff47c848a3f30e31882d0d958bf5f941

MD5 hash:

508ba12479b3d78edb93f63b40ab3b7f

SHA1 hash:

d72b842c46546e4e494c9338b530e305dae1d5d2

Link:

https://www.unpac.me/results/3150a87c-0568-41da-9966-b9bd51cf3800/

SH256 hash:

7d3bfe7afe58c8a1558686e5cf1eb361025c53e445809e08b6a1c86c1c451ac6

MD5 hash:

7c0cfefb6d6d2a0b5e868b2d1e82a66d

SHA1 hash:

8519ceee91087cc33ba2fc3f45e8322cc1bf4dc4

Link:

https://www.unpac.me/results/3150a87c-0568-41da-9966-b9bd51cf3800/

SH256 hash:

e6f6d4537b5a06dcaa639efb0f59ad138130ef4c513244de3546a5738c0ebed3

MD5 hash:

04c1c72fcdab1c3639a9bedb97400004

SHA1 hash:

0e02ae80df4243f81292cbfbed7037f171aaf544

Link:

https://www.unpac.me/results/3150a87c-0568-41da-9966-b9bd51cf3800/

SH256 hash:

fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674

MD5 hash:

682fbd7115e44f2d2cdac467072a0e24

SHA1 hash:

646aff32f81f87abefd8ba2c5d0d911d20a329c9

Link:

https://www.unpac.me/results/3150a87c-0568-41da-9966-b9bd51cf3800/

Malware family:

XLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/fed8358d2eb6/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/fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674

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:	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.

Web download

Formbook

exe fed8358d2eb6cd687bb6f6a88b4f8bc01bd5dcf355535532718a0f04f1eff674

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2689045/

Cape

https://www.capesandbox.com/analysis/431358/

Comments

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zbet commented on 2023-07-24 15:58:48 UTC

url : hxxp://103.57.130.167/M247T/wininit.exe