MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8daf58146648177ecc0b8da2ee4068ef7886065792c7f6fa9eb03fc77c041e83. 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: 8daf58146648177ecc0b8da2ee4068ef7886065792c7f6fa9eb03fc77c041e83
SHA3-384 hash: 090b8e05ef31034aec7a87a776dff7a8082f3c5512c5464a309a89cff89d8a5414fb3d3c97b6794f009eda763eeedce3
SHA1 hash: c3eaf9735898baed27ad9fcb1dcb49f5bf34f1da
MD5 hash: 0a50e12b8d562518d367ef31cc57cb27
humanhash: cold-september-winner-diet
File name:invoice copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:464'384 bytes
First seen:2020-06-18 09:47:56 UTC
Last seen:2020-06-18 09:58:09 UTC
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:fkc6eTRx2lpyBeX7WRz49LlrjRRQHmuy1Dod:/6K72bLX7WRzqLlrjRiHmuy1Do
Threatray 10'681 similar samples on MalwareBazaar
TLSH C9A40109B7A8D702C579477AC5D6461003B9ADA63613E72A7FC233EC19637E7580A38F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: topcem.in
Sending IP: 103.253.125.212
From: electi@topcem.in
Subject: Re:Invoice
Attachment: invoice copy.zip (contains "invoice copy.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19745/
Detection(s):
SecuriteInfo.com.FakeAlert.9060.1798.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-18 08:39:49 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rwxvqfdgjalx5talrwro4qdi554imbsxsld7n6u6wa74o7aed2bq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'671 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200624-99kwgzh5ks/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Modifies service
Maps connected drives based on registry
Reads user/profile data of web browsers
Checks BIOS information in registry
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
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 3314edf5465af3d8be8e6ac4c6421e5028a85cc32ed19efca722ebadc5281e73

AgentTesla

Executable exe 8daf58146648177ecc0b8da2ee4068ef7886065792c7f6fa9eb03fc77c041e83

(this sample)

  
Dropped by
MD5 6ac4d423033a39fbd5fbd83541b271fc
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 3314edf5465af3d8be8e6ac4c6421e5028a85cc32ed19efca722ebadc5281e73
Cape
Cape
https://www.capesandbox.com/analysis/19745/

Comments