MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e71642990d5d7a50d9495bdc23ea33543fe7a27e33becd9ec7c021be2bb45494. 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: e71642990d5d7a50d9495bdc23ea33543fe7a27e33becd9ec7c021be2bb45494
SHA3-384 hash: c2cf5c05dc0b6c3cb5d00993bb5fc248927565178f70ba005e0b0f17285b6d7fdceaa95aff03452c9d57d4a6e8cd0f1d
SHA1 hash: 408eca35decfeaa6dad261b10819df717e111b89
MD5 hash: 01b5201376abbbc0296f96d9036fc563
humanhash: friend-river-ten-sink
File name:emiratenbd_swift_mt103.com
Download: download sample
Signature AgentTesla
Create hunting rule
File size:687'616 bytes
First seen:2020-05-09 10:46:44 UTC
Last seen:2020-05-09 11:58:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:ld0B9ci54jADxAnYc7iPaOJTQTLwRIWEm5fEYFVKPYRl8iLyQmTNlD+aCnTdUQoc:8cwDxAnd7iy8GnhYG
Threatray 10'531 similar samples on MalwareBazaar
TLSH AEE45B9C365076DFC86BCD76C9682C64EA2074BB830BD213A01715EDAA0DA9BDF145F3
Reporter abuse_ch
Tags:AgentTesla com


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: aomail1.emirates.net.ae
Sending IP: 195.229.241.85
From: EmiratesNBD Bank <remittancedept@emiratesnbd.com>
Subject: Emirates NBD - Outward Remittance
Attachment: emiratenbd_swift_mt103.iso (contains "emiratenbd_swift_mt103.com")

AgentTesla SMTP exfil server:
mail.khokhwmeshmesh.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.11901.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-09 11:35:27 UTC
File Type:
PE (.Net Exe)
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=44lefginlv5fbwkjlpoch2rtkq76pit6go7m3hwhyaq34k5ukska._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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f8b881049eff27232d360fb3a623e75ff7504b4da918cbd6666c917ddb38ef73
AgentTesla
+ 10'521 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-f8ahzwcbre/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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

iso 4979759ed55defbed47edb7ae0bc894278225a8e2ecdac07733c712591326641

AgentTesla

Executable exe e71642990d5d7a50d9495bdc23ea33543fe7a27e33becd9ec7c021be2bb45494

(this sample)

  
Dropped by
MD5 8424c5daeec2f4e62a1e8661560c6ec3
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4979759ed55defbed47edb7ae0bc894278225a8e2ecdac07733c712591326641

Comments