MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b36cdef1bf3b71c8edb27b1d2eabaa00b2df89f3a46bc9c727f4dbb6956fcddb. 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: b36cdef1bf3b71c8edb27b1d2eabaa00b2df89f3a46bc9c727f4dbb6956fcddb
SHA3-384 hash: 2d7ff5fc52ab423b5066f64171af750f9d09516956c3fd984f0c6803c65bd33df0d94483075e398389caabb2777b852d
SHA1 hash: 7ba71a7d18927af204e086a8662a93df9e24ce46
MD5 hash: 3b8a94165d2603343953e2491617f5d6
humanhash: sodium-black-summer-gee
File name:Akbank Hesap Özetiniz.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:495'616 bytes
First seen:2020-05-11 14:58:05 UTC
Last seen:2020-05-11 16:10:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:1NMPAG0BjnwQj53v3/EXDWvzEX5u/UYEPc27PeGxrqo8M0nm2s4MxETZ81:1If0J3XEXD4P92yGZqnm2s4MxOZS
Threatray 10'597 similar samples on MalwareBazaar
TLSH 50B4BF4033BD6765E07A9BF459A0A051CBB6B62775B8D35E4CD220CA0AE6F81CD81F37
Reporter abuse_ch
Tags:AgentTesla Akbank exe geo TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx1.tiservinet.net
Sending IP: 178.33.68.12
From: AKBANK <ticaribankacilik@bilgi.akbank.com>
Subject: NİSAN 2020 Akbank Hesap Özetiniz (Ref:70\x0a12432011)
Attachment: Akbank Hesap Özetiniz.r00 (contains "Akbank Hesap Özetiniz.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.48635.9584.25400.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-11 13:51:58 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wnwn54n7hny4r3nspmos5k5kaczn7cpturv4trzh6tn3nflpzxnq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'587 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-an44gpaj32/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
rezer0
AgentTesla
CoreEntity .NET Packer
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

r00 d81e7da4ac57ac10df28aa44098a16daa02ab180987247de6abc663215a6e604

AgentTesla

Executable exe b36cdef1bf3b71c8edb27b1d2eabaa00b2df89f3a46bc9c727f4dbb6956fcddb

(this sample)

  
Dropped by
MD5 996f03cd5e12be88a95732363abea8f1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d81e7da4ac57ac10df28aa44098a16daa02ab180987247de6abc663215a6e604

Comments