MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d. 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 22 File information Comments

SHA256 hash:	d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d
SHA3-384 hash:	22e009bb5a25d0d9f4ab853e0945f1a5338e90f3113cb39e6a93fce79c6f84fd39bec06362a2550876fc75c3157a4932
SHA1 hash:	b6949f852cbe8fec0dab2be2e43bbbc68c894494
MD5 hash:	02106b2a14d2b66f107857735b238a1a
humanhash:	happy-fix-paris-cat
File name:	Remittance_90523_03.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	729'088 bytes
First seen:	2024-03-05 13:12:47 UTC
Last seen:	2024-03-05 15:28:56 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	12288:vq7rFsjhxkhFnbwfYA2XvSv7uqu3o2SjZ+La6AsHjRBg9Eu8F2iN:jhxkhaABaXyo2SF2A0jRWrY1
Threatray	66 similar samples on MalwareBazaar
TLSH	T199F4124632EC8775DB5C83F40952A21067B23693B091E6B52EC1B6CE5A33F5987B0F63
TrID	53.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 22.9% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 7.7% (.EXE) Win64 Executable (generic) (10523/12/4) 4.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.3% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	00c4d4d4ccecd000 (1 x Loki, 1 x AgentTesla, 1 x AZORult)
Reporter	malwarelabnet
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

314

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d.exe

Verdict:

Malicious activity

Analysis date:

2024-03-05 13:19:08 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/a765d4fa-a8b1-40d3-90f9-b2a94cfd9aa2

Note:

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

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL

Porcupine.Malware.58887.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Launching a process

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Searching for the window

Creating a window

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Adding an access-denied ACE

Creating a process with a hidden window

Adding an exclusion to Microsoft Defender

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

packed redcap

Link:

https://www.filescan.io/uploads/65e71a63d86c827370d0fd9a/reports/09bc9929-d5ed-4351-9ebe-d76cddca222d/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d

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:

MSIL Injector

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d54895cf-99df-43c4-ad8d-21b9b38fbf69

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1403415

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

Adds a directory exclusion to Windows Defender

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Queues an APC in another process (thread injection)

Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet

Sigma detected: Scheduled temp file as task from temp location

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AntiVM3

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-03-05 03:15:29 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

18 of 38 (47.37%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=27vlt23snmyr5f5qy4ksenr3sir7oz7xi5gfzp2ntpyn7hclscoq._file

Verdict:

malicious

Label(s):

formbook

Formbook

2d9aa18c34940edf126de6ccfcba6bc40b6b8cb7728c458c791d50d19c1e0001

Formbook

7a11c35e1719bd95c2d3898f28d39c2143605865d02baf921bc1789c5bfe6683

Formbook

7c3c5db1be920d65d9f3e1507ad053141b43d5a5cda9c77e01c0eeeeb9a0cf17

Formbook

aba591be8db32ef7723900ffb4541610cf3c3f6f4b32c5792566d61815403aa4

Formbook

c1968c0ec695e8919d12559e65ffa6598009669ce84ee15a7b9190241273caef

Formbook

+ 56 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

7/10

Tags:

n/a

Link:

https://tria.ge/reports/240305-qf3rsaff2x/

Behaviour

Creates scheduled task(s)

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Checks computer location settings

Unpacked files

SH256 hash:

78d6d8fd9900196806296a6f6ba9f6ff821e69761284ed08e4d2cb5ba68d5edd

MD5 hash:

c911ccbfe23a3f3835377090673f24d9

SHA1 hash:

da26b2a0c791df1ba9c21953567ce992997ddb08

Detections:

win_formbook_w0

win_formbook_g0

Link:

https://www.unpac.me/results/c1e50aea-9e7f-44b4-a079-c3d0131858bd/

Parent samples :

d80d15764111eb80aa6f43d95f3effa13eb47c43937a578d78692769953defc0
0b635b5bcfdf7f115415cd72598cb387441cb7d0fcd2ad3937737fc01c05ca5c
d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d
1c74b93b1aa4aaccbef0f11ab5466e2bb801a284b4c5d2d94d9c010b00931763
99508e1f259485c8c1a9b8a6b60c2fa9355caabd41e6c78854252cfa397673b7

SH256 hash:

b3f2bcb08ae6ed77b51186dc73ac27afc31c9e3b175914fbc7e932a053024057

MD5 hash:

8edcf081ada9f28a2722afb40ac6e099

SHA1 hash:

9a1d6568a6063fccac7eef51a12cbdaa81b82262

Link:

https://www.unpac.me/results/c1e50aea-9e7f-44b4-a079-c3d0131858bd/

SH256 hash:

c10c9b0882bac6f788f48b4dabe3291b14e639e650f2b9fcb0bc174ac92ae02b

MD5 hash:

7c7fb6daa78beb69128991ff893143ed

SHA1 hash:

c01bb99984b12b84129db80eae1d5d8341a358e2

Link:

https://www.unpac.me/results/c1e50aea-9e7f-44b4-a079-c3d0131858bd/

SH256 hash:

545f0d58963bae734eda50742cf9f78db188b868b1cd68e37f5bba2bc2c34fbb

MD5 hash:

1bfd87e0f9634e85d97ab3e12280762a

SHA1 hash:

ba3819ab61fc2ba2d0d79ebe31ffea46218fdd61

Link:

https://www.unpac.me/results/c1e50aea-9e7f-44b4-a079-c3d0131858bd/

SH256 hash:

433ca62c2c8010d306f117c20a6fba1c7ff2a462a56868dd4e8ca3d695bb7138

MD5 hash:

4f97d62ed22fec6691e3f5691b042bb3

SHA1 hash:

82f57a6b5055b2a8175098cedd5af333207bb159

Link:

https://www.unpac.me/results/c1e50aea-9e7f-44b4-a079-c3d0131858bd/

SH256 hash:

d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d

MD5 hash:

02106b2a14d2b66f107857735b238a1a

SHA1 hash:

b6949f852cbe8fec0dab2be2e43bbbc68c894494

Link:

https://www.unpac.me/results/c1e50aea-9e7f-44b4-a079-c3d0131858bd/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/d7eab9eb726b/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/d7eab9eb726b311e97b0c71522363b9223f767f7474c5cbf4d9bf0df9c4b909d

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:	NETexecutableMicrosoft 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
Reference:	https://www.elastic.co/security-labs/formbook-adopts-cab-less-approach

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.

No further information available

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

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