MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4c7a4ecef53c62c75818dbb273af060ee50e7f519fd7abd4d33445a5dbe17ce. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4c7a4ecef53c62c75818dbb273af060ee50e7f519fd7abd4d33445a5dbe17ce
SHA3-384 hash: e3adde7310d3ae9ddd779da3e4407eb8f45d0bb5724dba1aae2d6e3cd4a49a116baca1031a91fb934a48079eee059ba3
SHA1 hash: 9afbe98efdc9a4c3aa6023edafddfb1473d93681
MD5 hash: 89d60b6144c530fb18bc2e6d5efeba61
humanhash: louisiana-freddie-mobile-harry
File name:Payment Advice MT103.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:482'304 bytes
First seen:2020-05-11 12:47:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:cqfCwk3c3aX0ilSgmv0QkMzo8MlzGktuK4GpT:cqfCwk3c3aX0il5qAliqbZ
Threatray 10'671 similar samples on MalwareBazaar
TLSH 5CA4CF04329D2B79E4B66BF52AA4A441D7F170693866E7AD8DD211CE46F4F40C8B0F3B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: handelsen.cn
Sending IP: 209.58.149.65
From: Ranveig Berntsen <info@handelsen.cn
Reply-To: Ranveig Berntsen <nealworkrestblades@yahoo.com
Subject: Payment Advice MT103
Attachment: Payment Advice MT103.zip (contains "Payment Advice MT103.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.45506.15064.29517.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-11 05:52:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=utd2j3hpkpdcy5mbrw5sooxqmdxfbz7vdh6xvpkngncfuxn6c7ha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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ade559fead2fb46603d4e1ee25ba703f093107ad8ac2a643ffd7bb7614459205
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AgentTesla
+ 10'661 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-2s16cz4cjs/
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.

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
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

zip 2facb653255485efd305d56f80615d88586b544e506a53159e3fe6e23c718a0b

AgentTesla

Executable exe a4c7a4ecef53c62c75818dbb273af060ee50e7f519fd7abd4d33445a5dbe17ce

(this sample)

  
Dropped by
MD5 c12c8e0ab1e56d1a0755da936f7a5d38
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 2facb653255485efd305d56f80615d88586b544e506a53159e3fe6e23c718a0b

Comments