MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d. 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: 13

Intelligence 13 IOCs YARA 27 File information Comments

SHA256 hash:	f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d
SHA3-384 hash:	1415020a3bc76974962286e4f1e39341a8081e3d03cbd064aa13cc6b05b74f107b117d2d1f43246a00190cbb7f981f70
SHA1 hash:	785b2ec760ff31fc9ef2187b942241f5d0cfcd44
MD5 hash:	130e1f47ee9ce941c9e2c47966fd7acc
humanhash:	moon-echo-zebra-glucose
File name:	SecuriteInfo.com.Win32.CrypterX-gen.8912.23040
Download:	download sample
Signature	Formbook Create hunting rule
File size:	664'064 bytes
First seen:	2023-11-28 04:15:28 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	12288:RvCQmbCpMLo3S7qUvvOeK+hoEPp/FOZBe6opkKPKE7KmSr7qqcRdoHsWj2B:JELeovXhoMdikkKCvr7uP7gO
TLSH	T186E423BAB3E4D437D4BE47F101A9911197BA230B35A2CBE94E9060ED49F3B904335B97
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):
dhash icon	68c4d2d2725a5252 (10 x Formbook, 8 x AgentTesla, 3 x SnakeKeylogger)
Reporter	SecuriteInfoCom
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

310

Origin country :

Vendor Threat Intelligence

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/460829/

Detection(s):

Porcupine.Malware.58887.UNOFFICIAL

SecuriteInfo.com.Win32.CrypterX-gen.8912.23040.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/656569846d4756846dc367a4/reports/0573ea6c-cb2b-4545-805c-8ea4655e10b2/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/dda4c213-16a0-4ae1-a635-81c4bfa502dc

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.evad

Score:

84 / 100

Link:

https://www.joesandbox.com/analysis/1349030

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

Injects a PE file into a foreign processes

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Yara detected AntiVM3

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2023-11-28 04:16:06 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

17 of 23 (73.91%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7e6cspt5teilkdpafwhlrhagkursutaty6qrpwktevepm6p4qsoq._file

Verdict:

malicious

Label(s):

formbook

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://tria.ge/reports/231128-evs1cafc5t/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of SetThreadContext

Unpacked files

SH256 hash:

e31c5ed0b6725c7bfb7391468c657ef94cbd0bade5ca63210d95dcb7b4eb86ab

MD5 hash:

75a885eabd0c224a4a32b0065cfb9e40

SHA1 hash:

069b9a8f47d3117e2a022d6341de59e41b261860

Detections:

win_formbook_w0

win_formbook_g0

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

Parent samples :

be9fa4bd2766fc5e1d06a60c8e9fffcdb6d0c7cded097234b573abf97a19cc41
3f0f2b7e3062679b5ba9559637eee1d3ab15dea790fbf3c85b69fcccb3edc8bf
360937271a1d61e89c3be7d77f79c686292a3feff0a4b1f53d1999b51c0037fa
4cffb3c085e77791f93929f5fa18408829750807f7da6ee431a33904d2d1d4d7
6f3f99877f8716404854d6dbbb0f47ca698bf84e1968af3b84e79789e6500d6b
f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d

SH256 hash:

148ea9b6e2892095df8d817fe46042d97096dc867967ef65fc8ff378af04ab53

MD5 hash:

f76f8c86699bfd21218a714c5837a5dd

SHA1 hash:

37e817fe1134c0416ecc604acfb0a6641d89178f

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5

MD5 hash:

579197d4f760148a9482d1ebde113259

SHA1 hash:

cf6924eb360c7e5a117323bebcb6ee02d2aec86d

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

2a0290a662e89a81ed2d9c73e54a0aeba209fc36617f134cf0aaa74690db47db

MD5 hash:

4820945deb84d6bd26460e8a6ba0c622

SHA1 hash:

c519540ad21594fa45fcc2e6e15cfbea8b3449b9

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

199d7621e72662ed14b9e7450ae56f10a63df937af65823d7199cc57e58f7e0d

MD5 hash:

bf7511970f9e0f27d4f900c1cbecb1b7

SHA1 hash:

c489cf5080faf290c7c9e09191ac6b3083e5a79f

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

345b980e535e3cc2cc19f172d6d59fed0aea6070572833d621f4b66eb30c973d

MD5 hash:

bddbf9374f3c3c1b4c055ec41b3fae1a

SHA1 hash:

c49234f1c6d016cc6e73f2b7c477b69b93897629

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

3865e44527c31a8d6dd8d6c765c25181a9ba2e07da7d885febd6e31092c4fc5c

MD5 hash:

7783afa579b6990f0865716aeff44fff

SHA1 hash:

9f8e6c92c5a6b9c5a392549fefd5a9cd5d3f3246

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

344558e4371eb15989e13e412b2cc8065a3e09e98fd6c252ef509717f349d728

MD5 hash:

03ea7da215653b69c1ceaff722a23bc2

SHA1 hash:

73cac11cc54b1cba0dc582d0b9a8595bf9ce82cb

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

2e36ab6e68a880aed2685ca3a6964d886216f10f58aeab73fccc5d0ea3ecfa4e

MD5 hash:

0fa697e47fe8822a9bf6212570b9ed9b

SHA1 hash:

59bdd4501e0e093bc0fe2db3fa1d61ee5cf2d3e2

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

c4d0f4f8ea0b47619f8b44d32a77aefaf1eab194abaad4266c144c1243618d84

MD5 hash:

257d3f190cd9c1fe4d8c3387d5f4404c

SHA1 hash:

50b495042430c6401e9debd6f393ff2de8fb6628

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

4c936fce98537a8b765831c54e4bb89ddc0474950c3b7781862aae113434e589

MD5 hash:

0fc328589347cebcaa83ef4ce563d363

SHA1 hash:

44e01c14034998f8eb7990337f529a1a7a69730b

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

SH256 hash:

f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d

MD5 hash:

130e1f47ee9ce941c9e2c47966fd7acc

SHA1 hash:

785b2ec760ff31fc9ef2187b942241f5d0cfcd44

Link:

https://www.unpac.me/results/641f0cf8-c85e-4472-bc5f-e27acf091dbe/

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/f93c293e7d9910b50de02d8eb89c0655232a4c13c7a117d9532548f679fc849d

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

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:	Formbook Create hunting rule
Author:	kevoreilly
Description:	Formbook Payload

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	maldoc_getEIP_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

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

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

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

Rule name:	pe_imphash 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:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Windows_Trojan_Formbook Create hunting rule
Author:	@malgamy12

Rule name:	Windows_Trojan_Formbook_1112e116 Create hunting rule
Author:	Elastic Security

Rule name:	win_formbook_w0 Create hunting rule
Author:	@malgamy12

File information

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

Cape

https://www.capesandbox.com/analysis/460829/

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