MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20b2ef9bcd6d0a405c7c3e1f7fc2fe01851838451528faaeb22bb9694435002f. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 20b2ef9bcd6d0a405c7c3e1f7fc2fe01851838451528faaeb22bb9694435002f
SHA3-384 hash: ef38ef97d1f17de9af38b8da7738164dda50c5ef906f57cc8a65269b384895ebc7c3fe9a9e9522c0d71704fe22f0363d
SHA1 hash: 1eec2b8a809fabce34bc2a078d25a61c020970f5
MD5 hash: d12e79bd954ebe7a2d31700ddae049f2
humanhash: aspen-fifteen-michigan-blossom
File name:New year first Purchase Order00100142021PO.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:454'144 bytes
First seen:2021-01-04 18:01:17 UTC
Last seen:2021-01-04 19:56:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 6d78c203697582a336c7a0a9d7775a1b (5 x Formbook, 1 x RemcosRAT, 1 x AgentTesla)
ssdeep 12288:qXMXFUsgEz3KMHHmJYSMZx63e3e4INLKEnD5:q8XyxEzJmqS0Ie34NGW
Threatray 2'060 similar samples on MalwareBazaar
TLSH DAA47D26B798F6A6D18104B43109FFBA11513C34692EC843F7C17B5B68722EE9A16F1B
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
201
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
New year first Purchase Order00100142021PO.pdf.exe
Verdict:
Suspicious activity
Analysis date:
2021-01-04 18:04:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3f5153d5-920c-4731-94f0-6edcbd5e00be

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/110429/
Detection(s):
SecuriteInfo.com.Artemis.27222.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Creating a file
Sending a UDP request
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/573661
Signature
.NET source code contains very large array initializations
Detected unpacking (creates a PE file in dynamic memory)
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Double Extension
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 335892 Sample: New year first Purchase Ord... Startdate: 04/01/2021 Architecture: WINDOWS Score: 96 21 Multi AV Scanner detection for submitted file 2->21 23 Detected unpacking (creates a PE file in dynamic memory) 2->23 25 Yara detected AgentTesla 2->25 27 6 other signatures 2->27 8 New year first Purchase Order00100142021PO.pdf.exe 1 2->8         started        process3 process4 10 New year first Purchase Order00100142021PO.pdf.exe 1 8->10         started        13 conhost.exe 8->13         started        15 New year first Purchase Order00100142021PO.pdf.exe 8->15         started        signatures5 29 Maps a DLL or memory area into another process 10->29 17 New year first Purchase Order00100142021PO.pdf.exe 2 10->17         started        process6 process7 19 dw20.exe 22 6 17->19         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/20b2ef9bcd6d0a405c7c3e1f7fc2fe01851838451528faaeb22bb9694435002f/
Threat name:
Win32.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-01-04 18:02:07 UTC
AV detection:
11 of 46 (23.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eczo7g6nnufeaxd4hypx7qx6agcrqocfcuupvlvsfo4wsrbvaaxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
3b8067fda3a018631e93bcc5e5ab73c56adc91c4964c45c092d42f2cc9acea6e
AgentTesla
4c67722d6cbbdf3ca55c350488c348f1ccc5177727bd008c10856b16c8510b69
AgentTesla
54297a66291e2f879e2eaae44cb06032719d69299968e28c237f6315fe1d7eb1
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7323b8d5a71d744ada47370e02c8d86eb551bacb6881aee27ed7ec61cc22e068
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97a4e627e5182df35863f15f757d3de6f98fb7f3d94664a751df46a9d0b1eb8a
AgentTesla
9faaaef82bb4be60e65e7182bf8015d2a25fb7b2cecf59f0573f36fcc8635eeb
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b5aeb6d277320df561d9bb77a95e976c5527c17441292ec7b5bafc441fe746d0
AgentTesla
c04d9dda88a75f4ed924e20617847a4d7a8ff729754e8ad66f3557fb90ed5d25
AgentTesla
da4e120e4586c277edfa8a75a76f502a53c60594caee8b0bdf452220c9c61efb
AgentTesla
f3ba2b7b17b659d41e6794dc0aeae05bb1d3f5d21dad10d5064e24f85bde7b22
AgentTesla
+ 2'050 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/210104-zy7wremcna/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
20b2ef9bcd6d0a405c7c3e1f7fc2fe01851838451528faaeb22bb9694435002f
MD5 hash:
d12e79bd954ebe7a2d31700ddae049f2
SHA1 hash:
1eec2b8a809fabce34bc2a078d25a61c020970f5
Link:
https://www.unpac.me/results/50cb6335-e60c-453d-8fb9-98ac4db08bff/
SH256 hash:
a9ad5e6e791f10545c2005f3dc12f28f2356f40541040797a7e2a401d72845a1
MD5 hash:
823f6cf3e3b268990d721fc47462441c
SHA1 hash:
9c9147f211b889228981f2d41bc1c99f496df30c
Link:
https://www.unpac.me/results/50cb6335-e60c-453d-8fb9-98ac4db08bff/
SH256 hash:
bc91753f816b1f17e783234e8db2e402761f05a9ee18c3db82e63d222a7936be
MD5 hash:
e748e66a0e7c457fb5651fda16006586
SHA1 hash:
bfcd0e797e0bd49036c9bf41cd1a389ba0e589ba
Link:
https://www.unpac.me/results/50cb6335-e60c-453d-8fb9-98ac4db08bff/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/20b2ef9bcd6d0a405c7c3e1f7fc2fe01851838451528faaeb22bb9694435002f

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 20b2ef9bcd6d0a405c7c3e1f7fc2fe01851838451528faaeb22bb9694435002f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/110429/

Comments