MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ea259504667c2d255d44b50a4fe2d7906b819ee0d4ddf77b954ffbb57ec4277. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ea259504667c2d255d44b50a4fe2d7906b819ee0d4ddf77b954ffbb57ec4277
SHA3-384 hash: 05d54b738978295c7919f6d2527903936d9756f15443533df76350491af8ffc83f56e6c63ecb007cfe02f9c3566c2acf
SHA1 hash: 062aa42cc391ce1874e7975d928c97ac3364648b
MD5 hash: a398ef5ea99ae41cd4fa4532afb9cf44
humanhash: one-mountain-october-coffee
File name:Halkbank_Ekstre_20191415_081738_949589.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'479'168 bytes
First seen:2020-05-22 13:52:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Htb20pkaCqT5TBWgNQ7aZ2viV+35A7x5/V49StIxdUR6A:EVg5tQ7aZGiV+3eJ49NdQ5
Threatray 10'946 similar samples on MalwareBazaar
TLSH 0E65E01363DDC361C3B25273BA65BB41BEBF782506A5F96B2FD4093DB820122521E673
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: halkbank.com.tr
Sending IP: 45.147.231.19
From: HALKBANK.E-EKSTRE@halkbank.com.tr
Subject: T.HALK BANKASI A.S. 05.22.2020 Hesap Ekstresi
Attachment: Halkbank_Ekstre_20191415_081738_949589.pdf.z (contains "Halkbank_Ekstre_20191415_081738_949589.pdf.exe")

AgentTesla SMTP exfil server:
mail.coastalinternational.in:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-22 17:35:13 UTC
AV detection:
31 of 48 (64.58%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
03705e80544a6e5a57ee2dd76695385f3ad3c889ccfac6ee3894fcb1d4cd8892
AgentTesla
0af91caf5bfd256133203be73629b6fc15dda3a6d11b007549babf7118763cfe
AgentTesla
183919b502e2e5f18730c75d890bfb9876a19f25372f8db41e1a7f7876ffbeaa
AgentTesla
42f7c2e83a58bc634ca3953f74a959e42d5124e2e09bf4c8e76ae285c61f784d
AgentTesla
4738e34731dbb7118b9fa18e46bb4e101664bf0bb54d49899904e8ff0f18dfd1
AgentTesla
638c1a92d23c9660163d8cc9e985189afe678096062a115ac08187d89a2e4149
AgentTesla
9abbf24b322068da5ac2e1581827d788d787eb8b31685863b1aa048f01ca5190
AgentTesla
b99ab6571c625004df68a09401b8aa87d6e3c7b86195b6a1be7f15bf48a01f24
AgentTesla
d0900fe175022f10e5e708578e76ddf9e7024e9e3c6142b4cf495f0a473c55e7
AgentTesla
edcf4c5b58a40983646392cea049f6bd7440fd4447086b6cc36148c0e53716a8
AgentTesla
+ 10'936 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-f6g92p59px/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Modifies service
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
ServiceHost packer
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 6ea6477df4f68912348e3f62b2b10e1f7e4375b31e309dc65953d7ba97aa2b93

AgentTesla

Executable exe 3ea259504667c2d255d44b50a4fe2d7906b819ee0d4ddf77b954ffbb57ec4277

(this sample)

  
Dropped by
MD5 0b221c844681aaa126d371cec2a417a1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 6ea6477df4f68912348e3f62b2b10e1f7e4375b31e309dc65953d7ba97aa2b93

Comments