MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 656e99ec9ba18c70b338604ef390ce523a35339c8bc556ff2963ca2ce87baec7. 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

AgentTesla

Vendor detections: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	656e99ec9ba18c70b338604ef390ce523a35339c8bc556ff2963ca2ce87baec7
SHA3-384 hash:	335e8202637757b29b67bee0dc39f07a7905be53472c35c7cf92485e71ad823ea5eafa798c75f09331670d541093f32d
SHA1 hash:	6be466bd73ca5be4bdebbf059e799db20f105211
MD5 hash:	c9c5b92936bc5eba4ef381d0d815bef3
humanhash:	red-harry-five-green
File name:	Remittance Copy.pif
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	808'448 bytes
First seen:	2020-08-10 13:11:47 UTC
Last seen:	2020-08-10 14:03:21 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep	12288:N6Vuk+/X6wxLfHBCddwwRpqVmgpIo6ab80V4lelrIZ9zm/UL8J:IVH+/XxjOtcAgpPrb80VzYpC
Threatray	11'419 similar samples on MalwareBazaar
TLSH	75059D1CAC6C8C15CB151777C54AA81E5268AC027BF2DADF7B87321B43797F2A6301AD
Reporter	abuse_ch
Tags:	AgentTesla pif

abuse_ch

Malspam distributing AgentTesla:

HELO: sunshine.herosite.pro
Sending IP: 103.212.121.63
From: Mrs Katherine Astley <minebeaintecgroup@outlook.com>
Reply-To: minebeaintecgroup@outlook.com
Subject: Remittance
Attachment: Remittance Copy.zip (contains "Remittance Copy.pif")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/42788/

Detection(s):

SecuriteInfo.com.Generic.mg.c9c5b92936bc5eba.24447.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Unauthorized injection to a recently created process

Creating a file

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/416975

Signature

Found malware configuration

Injects a PE file into a foreign processes

Installs a global keyboard hook

Machine Learning detection for sample

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

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

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file access)

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/656e99ec9ba18c70b338604ef390ce523a35339c8bc556ff2963ca2ce87baec7/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-10 13:13:12 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mvxjt3e3ugghbmzymbhphegoki5dkm44rpcvn7zjmpfcz2d3v3dq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

230e96f9118ac3ca1c34972b1d270cf12b69755bef0f049db0197552a5c61cde

AgentTesla

3758d7565ac1b7a53aaf748872acaff5d93531907d5da6d401446d06a121efd7

AgentTesla

43683da31612f7f7157356ec78b295981e3675160fa66ee517ff42f30d86c9f8

AgentTesla

4ede93704fe2c1189b94f751273bceb736bf383055f282c074bc7650c80ada0e

AgentTesla

78e55f5d97975e4cf6311a60737df82954d27fb24eaf463c76f2f4b544ce069d

AgentTesla

a52c72aa195562b2f469e6dbc1e2e7534aec440d4674cedb788f3800286ecbbf

AgentTesla

b3eea3acbb129b3be2fe22a3c4b4cff9663939b9783f41a9931aecdfb318dd7c

AgentTesla

bc36d20a9c2283a9f9e01a995af6fde7824a0d18469983d0a6fb3899c6516b47

AgentTesla

c08b6cb15ec45d44bde739241acb6403f92bffc565a006c11cbfb4f9c10806e1

AgentTesla

+ 11'409 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200810-4pdy7g3yz2/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads user/profile data of local email clients

AgentTesla Payload

AgentTesla

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

Threat name:

Malicious File

Score:

0.75

Link:

https://yomi.yoroi.company/submissions/656e99ec9ba18c70b338604ef390ce523a35339c8bc556ff2963ca2ce87baec7

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:	Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	CAP_HookExKeylogger Create hunting rule
Author:	Brian C. Bell -- @biebsmalwareguy
Reference:	https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar