MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b633c0e44bd60afbcf59a3802cf2703b1604eae7666c411e08ba2a6b31edcbda. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b633c0e44bd60afbcf59a3802cf2703b1604eae7666c411e08ba2a6b31edcbda
SHA3-384 hash: 400b8d9c230f304bcc77566b23de31ad30864589b82be89e3d798a58e6a4fc9c48cc597c2c31f5379a4160e5311df8d3
SHA1 hash: 36d6f7604fd112dbeabc0d07ec64d1957d2245af
MD5 hash: 9e610f42413bbf1704d725c71def3c99
humanhash: sodium-cardinal-florida-emma
File name:customers_dhl_form.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:615'936 bytes
First seen:2020-07-10 07:41:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'481 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:uf5k4Fg8SC6PUR0odva5fdNix8QQOAnUPk41Uv3csBPL1Pdv:uf5VFPMPURHi9uJbI0sBD1
Threatray 10'731 similar samples on MalwareBazaar
TLSH 4FD42A283A816409DD3D0A3688D549D277B1A5873F43CB9F7A86135C5F03BDBBF0629A
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mohsen.mrservers.net
Sending IP: 148.251.177.142
From: DHL Express <customersservice@dhl.com>
Subject: DHL Delivery e-Notification for Incorrect Address
Attachment: customers_dhl_form.img (contains "customers_dhl_form.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
Win.Malware.AgentTesla-7660762-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process by context flags manipulation
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b633c0e44bd60afbcf59a3802cf2703b1604eae7666c411e08ba2a6b31edcbda/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-10 07:43:04 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wyz4bzcl2yfpxt2zuoacz4tqhmlaj2xhmzwechqixivgwmpnzpna._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'721 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200710-4xecwzzx1a/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Loads dropped DLL
Executes dropped EXE
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

img 2f5347bc26c701b1dd32bda4d0d8985babd653ad7529d1e472b4508c963d1c1d

AgentTesla

Executable exe b633c0e44bd60afbcf59a3802cf2703b1604eae7666c411e08ba2a6b31edcbda

(this sample)

  
Dropped by
MD5 05992cb04a9fdca837af0b704792f490
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/24304/
  
Dropped by
SHA256 2f5347bc26c701b1dd32bda4d0d8985babd653ad7529d1e472b4508c963d1c1d

Comments