MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 975a65aa0395ac8ec58660540e947df075ab6dbd4a6ecf921fef7fd850f02caa. 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: 975a65aa0395ac8ec58660540e947df075ab6dbd4a6ecf921fef7fd850f02caa
SHA3-384 hash: 4c57eac620fa1bc7d56f21746ef3fc217f53609036518525a9071beefe9fd46970d0c1dc61a5c723e10659790651a5fe
SHA1 hash: c7dda734f86ec6ae7cb283ff3ec589ca6d202c89
MD5 hash: 5654dca6632f9aa2d90d604b05197dbb
humanhash: queen-hydrogen-lemon-kilo
File name:Cesión de Créditos.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:597'504 bytes
First seen:2020-05-11 13:27:42 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:XuGfWo2GDjU+SCWMFCsZFDVzup7vxDA1qIvgIWkL0AOx7h:Bk+OMFCsZ727ZDtIoIXOZh
Threatray 10'687 similar samples on MalwareBazaar
TLSH 03D4D0190E6CAC2FF5AD827AE09581DDA3FAC4774D2AE70F884329E51D0F3D1A953187
Reporter abuse_ch
Tags:AgentTesla BBVA ESP exe geo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vl20102.dns-privadas.es
Sending IP: 62.138.142.11
From: Confirmlng.bbva@bbva.com
Subject: BBVA-Confirming Cesión de Créditos
Attachment: Cesión de Créditos.gz (contains "Cesión de Créditos.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-11 14:51:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=s5nglkqdswwi5rmgmbka5fd56b22w3n5jjxm7eq75575quhqfsva._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
113da3ad1ad4f6ed501ab344244892e53b6657628794c35c0745223cfb51153c
AgentTesla
2890defa015590771a48e957d5a81dc2f2a6a86b784a8764f135cdd72f0d4e7d
AgentTesla
65b442ae93b05837a8578be110e2baa02b2500bbd9753ced15160a972fbcb276
AgentTesla
6f44c94e9201a9772007bd4f6e643f0a222b9a176beaa4365204f53c77a92939
AgentTesla
85743a1e70b9841576c077c0fe03fc3ae5ecdbc55190bbaeb92290a3fca7f4c4
AgentTesla
94072bb57323fd91c2698222b98913db9f003637726d268df9c367b9ac3b3603
AgentTesla
a4bc79cf89abc4888211b69dd7c9ed48b84d266bfd0f4853679e21e20462f5de
AgentTesla
d3f469d8770f892d3bd638f13c5c2990b710423279f0fb51fae65f9a889c7477
AgentTesla
e0467337d731f38bd8215652a767fdbae5fa1c6a9d4dfe75a995a221ae2f5750
AgentTesla
e236fb0d54c900d779acdc213408a6b9ca6519eca8bca6310e3b9fbe6db0b964
AgentTesla
+ 10'677 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-qjaka5jqwa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Maps connected drives based on registry
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

gz 39309d0e5613dcaa4826a9f44785c7b588facc195355347eec5d3754c333e5f6

AgentTesla

Executable exe 975a65aa0395ac8ec58660540e947df075ab6dbd4a6ecf921fef7fd850f02caa

(this sample)

  
Dropped by
MD5 b5e0997a1ba8c5bd24ecd07ce6225215
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 39309d0e5613dcaa4826a9f44785c7b588facc195355347eec5d3754c333e5f6

Comments