MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae
SHA3-384 hash: 2db7d46b6cd5909790b06d171112872b27188ce80b457d6f1bffbfc21f7f55acf9d9cd8e256591bc2247a939024b3aa6
SHA1 hash: ae097781cc9955cbddf7402f00e8d10e8221cdfb
MD5 hash: 9faef2d8724db5ccf2c9aeb0be774602
humanhash: network-robert-wyoming-purple
File name:Urgent Inquiry-1911INQ0059.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:646'144 bytes
First seen:2020-10-05 12:00:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:AwtPGq6PhoSfGEL5RbQPG2t/AKoUedSC8s/IpMesYFLg:AGGjZoEHaBAUedUs/IpMD
Threatray 310 similar samples on MalwareBazaar
TLSH FFD4F11033B85B96D8FA97F65928D11093B67E9A3663E39D8DD271CE2871F000B11B6F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: als.sparkmail.jp
Sending IP: 202.233.10.33
From: Ms Lim <info@powerplus.com>
Subject: Urgent Inquiry-1911INQ0059
Attachment: Urgent Inquiry-1911INQ0059.zip (contains "Urgent Inquiry-1911INQ0059.exe")

AgentTesla SMTP exfil server:
mail.fsqcs.com.au:587

AgentTesla SMTP exfil email address:
invoicing@fsqcs.com.au

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/68189/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Moving of the original file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/481390
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Moves itself to temp directory
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-05 07:03:08 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jjhx252agluayojp677ftcqfonwpj5y5ydopkylm5gapts5vtcxa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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1e5fd179246b957c72ee164cbd3a0c20dd824c5af02f85b94a59a7537859a82b
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20c6424e353a9e436708bba102710844e52c8ada62ad91e6de65438ee233faff
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4e0d9011480354268839674ee979b89b902a9672dc5b728c3428bd613ba65154
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6312da10a200d199338d238923be0a3f9ae4fa4ee20fde05d3875e22fe7a66bc
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780a88c79396f2df8841cf5f66f6807402e45b1db65e20f10d6814e6300cf8f5
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ba7b4dfc9852ed43efb9b79e6f9586f79b1cef29c7f9d793c3026e85bd1cacb6
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baad571b7bebeb2d292fdff866400947877d8531a7bcbee73635660d73d8cc86
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bf56f62cbc583924d71c51afea9546cbfd6dafafe877553a3d1ca37a25d34767
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cc87cc3cff16721cb3f7e6be1e5be62bcdacafd1fa70ec879c6a9c12a9b438bb
AgentTesla
+ 300 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/201005-p9kkplneyx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae
MD5 hash:
9faef2d8724db5ccf2c9aeb0be774602
SHA1 hash:
ae097781cc9955cbddf7402f00e8d10e8221cdfb
Link:
https://www.unpac.me/results/d97471df-6757-41fc-a387-398b220808e0/
SH256 hash:
102d66e545880b8b0cb2d0cbbb13fdb00cb7b6cb3bab59f5ef528820a3730550
MD5 hash:
9130bc880d2aec832f0034ac26d8df01
SHA1 hash:
31493537f39845afc5bcf1fce424aa28d61a3198
Link:
https://www.unpac.me/results/d97471df-6757-41fc-a387-398b220808e0/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/d97471df-6757-41fc-a387-398b220808e0/
SH256 hash:
88f388e8ea1696852bd1304f4fa39461bacb892a97c3249a569d77325b0c6ce3
MD5 hash:
2387b26cf40b97177e04a247d8f112de
SHA1 hash:
a414f599bad186429cd234f7c8c101ba2a8b1859
Link:
https://www.unpac.me/results/d97471df-6757-41fc-a387-398b220808e0/
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/4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae

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: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

zip d49f38b20837381e98944441585d0473b553dcb66bf4d36e557a950c5aaf17d5

AgentTesla

Executable exe 4a4f7d774032e80c392ff7fe598a05736cf4f71dc0dcf5616ce980f9cbb598ae

(this sample)

  
Dropped by
MD5 67a765c783321cdf303ee3de397e8a4e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d49f38b20837381e98944441585d0473b553dcb66bf4d36e557a950c5aaf17d5
Cape
Cape
https://www.capesandbox.com/analysis/68189/

Comments