MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bd900af0b5cc7871b016fc822e590abd432d0b69a59e9ee5fc371499b56156c. 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: 9

Intelligence 9 IOCs YARA 1 File information Comments

SHA256 hash:	1bd900af0b5cc7871b016fc822e590abd432d0b69a59e9ee5fc371499b56156c
SHA3-384 hash:	9327e2ed387b03e3eec84e9f018010048a10b0cd72a65fafbc24a3fb5dc4dac804e28656e67424d1434faed747283ac4
SHA1 hash:	4cf9c94958e47d016627b304668bf7e692b92a00
MD5 hash:	1847b1f72a48d237ad08d2ffe4b9c222
humanhash:	lion-failed-fillet-bacon
File name:	SecuriteInfo.com.Variant.Bulz.377532.29787.3266
Download:	download sample
Signature	Formbook Create hunting rule
File size:	665'600 bytes
First seen:	2021-03-02 13:45:32 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:wGFOjeYVylmy65iWUIgGXO8IKgCPC8PXgZi970e739+T:nFOjeYVy4yRWUIgGXDPCCwZI73o
TLSH	EAE4BE3267A85F8AD0BDAB798530520093F9E623D735EB4DBDA414CD0D26FC582B2793
Reporter	SecuriteInfoCom
Tags:	FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

116

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

http://lookmegarment.com/igbak.exe

Verdict:

No threats detected

Analysis date:

2021-03-02 11:11:36 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/8a8e07c6-3da7-4c11-b6d6-601cbcd3c4fc

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/120934/

Detection(s):

SecuriteInfo.com.Variant.Bulz.377532.29787.3266.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a custom TCP request

Sending a UDP request

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.

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/623955

Signature

.NET source code contains potential unpacker

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Found malware configuration

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to detect virtualization through RDTSC time measurements

Yara detected AntiVM_3

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/1bd900af0b5cc7871b016fc822e590abd432d0b69a59e9ee5fc371499b56156c/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2021-03-01 16:35:10 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Result

Malware family:

xloader

Score:

10/10

Tags:

family:xloader loader rat

Link:

https://tria.ge/reports/210302-paj8fcpm22/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Xloader Payload

Xloader

Malware Config

C2 Extraction:

http://www.rezorse.com/n5md/

Unpacked files

SH256 hash:

68b716109ff4e18e21bd0acacb3796f7930771d19f6a766d7d3aa0bbde4ce7e0

MD5 hash:

a3d1d373062f59282307d4b9966d702b

SHA1 hash:

60c9c330e6ff63d3e0b3b0b700ac37bde5997ced

Link:

https://www.unpac.me/results/21785588-99db-44c3-9486-409289a0880f/

SH256 hash:

1bd900af0b5cc7871b016fc822e590abd432d0b69a59e9ee5fc371499b56156c

MD5 hash:

1847b1f72a48d237ad08d2ffe4b9c222

SHA1 hash:

4cf9c94958e47d016627b304668bf7e692b92a00

Link:

https://www.unpac.me/results/21785588-99db-44c3-9486-409289a0880f/

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/1bd900af0b5cc7871b016fc822e590abd432d0b69a59e9ee5fc371499b56156c

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.