MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03035f39055dc379e10a3f7a79092877c022272c9fb14116c44bd9d3ed637655. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash:	03035f39055dc379e10a3f7a79092877c022272c9fb14116c44bd9d3ed637655
SHA3-384 hash:	31a8f6e42e5a3b50591a80ec1bf74093c318626d8a9258a78c98919ac973fac88c5dbde12a52d96b57e84bc51bb22381
SHA1 hash:	aab455b988f8f77476a81dffa04065a800c675fb
MD5 hash:	642e05310b7a08a76a615422c61b8947
humanhash:	mars-maine-mockingbird-cola
File name:	RFQ-OM-3994 - Closing Date 30.08.2020 - MEPF-PO-2020-060PDF.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	854'528 bytes
First seen:	2020-08-27 08:55:05 UTC
Last seen:	2020-08-27 10:09:36 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:0m19UQeg23U+vV9vuH8ERQTjTPyB6Vm0/kxm699HB9Z6ah5xgJbZ3HxORkEE8T+N:H1aLLUivuTRQP71Gm6zrZ633HxqkEYB
Threatray	9'248 similar samples on MalwareBazaar
TLSH	4D05D0E6FA044AF1DCBF4473B57B54142BB36CBE81FCE18219D967011895B728A27E0B
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: medpex.com
Sending IP: 210.244.73.74
From: Julia <goldleine@naver.com>
Subject: RFQ DTD270820
Attachment: RFQ-OM-3994 - Closing Date 30.08.2020 - MEPF-PO-2020-060PDF.z (contains "RFQ-OM-3994 - Closing Date 30.08.2020 - MEPF-PO-2020-060PDF.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/51707/

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.409.1078.12812.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Reading critical registry keys

Stealing user critical data

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/452447

Signature

Binary contains a suspicious time stamp

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

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/03035f39055dc379e10a3f7a79092877c022272c9fb14116c44bd9d3ed637655/

Threat name:

ByteCode-MSIL.Trojan.CryptInject

Status:

Malicious

First seen:

2020-08-27 08:57:05 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ambv6oiflxbxtyikh55hscjio7acejzmt6yucfwejpm5h3ldozkq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

15ea783eaed5ea26907b2c782e5e201a56f2fe0a76005bb42a0b1ae72fe05c9f

AgentTesla

2ece9ea188efe1c9818ed0dd874ddcc1f88466baefb8bf369917be577ca006d6

AgentTesla

4a2b728a3c46097fd9430a607281daa2359989eeb3355f687b3b5e321a65ac93

AgentTesla

57227e050e647b24bd8029baecc2cf918c67bd3396af98dae1b6a87d37edc12c

AgentTesla

7b23ee97c4ef7c1756202b63bf98f9b4e3235cd715cfa639368f7fa30f14ac26

AgentTesla

9b1328490717e1e3c97216a17bf36b67103a40dae3bbac6865487e51fea82b32

AgentTesla

a9cf92e1eeda276eae412eb2236216cadcb6342d6c4e638ea337349693f633b9

AgentTesla

b320085d9b4a8bbb0573f39896e3c812f24a11628ffcdf0895611bfa2b0a5354

AgentTesla

ba18496e32559ad12e6a0fbe8716b40a793259681507eaffb66a3abe98941c5b

AgentTesla

+ 9'238 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200827-vj5rep4eme/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla Payload

AgentTesla

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

Threat name:

Farheyt

Score:

0.80

Link:

https://yomi.yoroi.company/submissions/03035f39055dc379e10a3f7a79092877c022272c9fb14116c44bd9d3ed637655

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