MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8577f2b2527925efb4a0a024cecaf3b41ef3b7d9fd5da314c31b8e4fe665df03. 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

4444

Vendor detections: 9

Intelligence 9 IOCs YARA 1 File information Comments

SHA256 hash:	8577f2b2527925efb4a0a024cecaf3b41ef3b7d9fd5da314c31b8e4fe665df03
SHA3-384 hash:	b199abc55e92a2dfea3079bd694e494ab632e65538879684d80f17812b7d1adb87bc166fbdaf66f2fb4499f13f1f4016
SHA1 hash:	c0b8078b2d2227e553caba6f55a54c267003defd
MD5 hash:	000b1f1a31d6643804e17722dc448491
humanhash:	georgia-stairway-mountain-fish
File name:	SecuriteInfo.com.Trojan.PackedNET.535.26849.16160
Download:	download sample
Signature	4444 Create hunting rule
File size:	536'576 bytes
First seen:	2021-02-12 14:59:16 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep	6144:dGBxDoYyIKjzKk2MX4Tkzz9PEp90lEyOO3E7T8cXbCMj3fPDILQlIlCluZtlzbBV:dMxyBn9Pe0yyD34Lb7IDpbBJJ4O
Threatray	17 similar samples on MalwareBazaar
TLSH	B5B4CE2123D55B98E1BE5B3A61344054A3F5FD1BD722E65E3EE830DE1932B8186B3723
Reporter	SecuriteInfoCom
Tags:	4444

Intelligence

File Origin

# of uploads :

# of downloads :

121

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

SecuriteInfo.com.Trojan.PackedNET.535.26849.16160

Verdict:

Malicious activity

Analysis date:

2021-02-12 15:04:21 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/aaf20659-f03d-4edf-bd94-49a74ac0f2db

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/116934/

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.535.26849.16160.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

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:

4444_Ransomware

Detection:

malicious

Classification:

rans.spre.adwa.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/606870

Signature

.NET source code contains potential unpacker

Antivirus detection for dropped file

Creates files inside the volume driver (system volume information)

Deletes shadow drive data (may be related to ransomware)

Drops PE files to the document folder of the user

Drops PE files to the startup folder

Drops PE files to the user root directory

Infects executable files (exe, dll, sys, html)

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Spreads via windows shares (copies files to share folders)

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

Yara detected 4444_Ransomware

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8577f2b2527925efb4a0a024cecaf3b41ef3b7d9fd5da314c31b8e4fe665df03/

Threat name:

ByteCode-MSIL.Trojan.Tnega

Status:

Malicious

First seen:

2021-02-10 12:45:47 UTC

AV detection:

19 of 29 (65.52%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=qv37fmsspes67nfauasm5sxtwqpphn6z7vo2gfgddohe7ztf34bq._file

Result

Malware family:

n/a

Score:

10/10

Tags:

evasion persistence trojan upx

Link:

https://tria.ge/reports/210212-gakx9tbrnj/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Drops file in Program Files directory

Suspicious use of SetThreadContext

Adds Run key to start application

Enumerates connected drives

UPX packed file

Modifies Windows Defender Real-time Protection settings

Unpacked files

SH256 hash:

6c31fb26750a938528f80851e51fff4638d92a5c9edda5291a83ae64dd2d169b

MD5 hash:

f50e0ed06e025c7dfb90b672635f89b7

SHA1 hash:

e938b90c68cb01e52e5d2fac465858b64e41ba7d

Link:

https://www.unpac.me/results/312fbb96-cabf-4ea3-b292-0a412d505958/

SH256 hash:

84630035e541d25f773c8ac2f7bb89f403b309d5f7b3f6e444630113b336337e

MD5 hash:

ae494b7fcc5ed84ca90886060bafe395

SHA1 hash:

01d6d789c201496609579e1f0e4962ca13bcb4c4

Link:

https://www.unpac.me/results/312fbb96-cabf-4ea3-b292-0a412d505958/

SH256 hash:

4aa8636c1b41c39a32d80ee366d8be64fb28fd3a4a6a3314f9ba005951d96991

MD5 hash:

c236d0fab74debc39c411b4e3d7fe7f8

SHA1 hash:

64d12e6200a93e38d9bfe648fd04f586c01e6293

Link:

https://www.unpac.me/results/312fbb96-cabf-4ea3-b292-0a412d505958/

SH256 hash:

3d3b9d2391e5597e0e48a36e6d931ee0460fd7dfc2331d4445d70e75b6ef7a0d

MD5 hash:

3384bd898ad28dd00ad29d12978a12d8

SHA1 hash:

bde359dfd35eda0400b9287254661595c7fa6b67

Link:

https://www.unpac.me/results/312fbb96-cabf-4ea3-b292-0a412d505958/

SH256 hash:

8577f2b2527925efb4a0a024cecaf3b41ef3b7d9fd5da314c31b8e4fe665df03

MD5 hash:

000b1f1a31d6643804e17722dc448491

SHA1 hash:

c0b8078b2d2227e553caba6f55a54c267003defd

Link:

https://www.unpac.me/results/312fbb96-cabf-4ea3-b292-0a412d505958/

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

Threat name:

AgentTesla

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/8577f2b2527925efb4a0a024cecaf3b41ef3b7d9fd5da314c31b8e4fe665df03

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:	suspicious_packer_section Create hunting rule
Author:	@j0sm1
Description:	The packer/protector section names/keywords
Reference:	http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/