MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a8a4c3e09dd9ea5652a1388c395ed0707e6e2c370fa0fa288f71da425022464. 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: 0a8a4c3e09dd9ea5652a1388c395ed0707e6e2c370fa0fa288f71da425022464
SHA3-384 hash: 65c9981d46d8cfa8cf118833431df5f952b4f6367400039b0956b86c4a810e0862b1a1d2df9dcd26bc54d9a05ed5fe7f
SHA1 hash: 1ef4a1601984ed3eeffcaa15ecaec7ded28f7ebd
MD5 hash: da020d0c54734d21d96efd3b05cafc0b
humanhash: butter-item-uniform-october
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:559'616 bytes
First seen:2020-07-10 07:34:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:TETU+Hg8Tk3nk0jskko0kkTmZj7U+Hg8Tk3nk0jskko0kkTmZjJeezM3RL5N13ZY:UUB57UB5JeJ3RR3j7fvSPksGjMl
Threatray 11'361 similar samples on MalwareBazaar
TLSH 85C4D0FE32544757C41AB575C46AC23A53302D136450E25A7BDEFF8B30F2FA78026A9A
Reporter abuse_ch
Tags:AgentTesla


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.914.chenfeihong.casa
Sending IP: 157.245.97.147
From: Court of Justice <noreply@chenfeihong.casa>
Subject: Court order.
Attachment: Court order_pdf.gz (contains "gunzipped")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/24293/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0a8a4c3e09dd9ea5652a1388c395ed0707e6e2c370fa0fa288f71da425022464/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-10 07:36:08 UTC
AV detection:
23 of 31 (74.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bkfeypqj3wpkkzjkcoemhfpna4d6nywdod5a7iui64o2ijicersa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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7de0526b8356dc1047388b5958ffb3e6ebdd38e48565c2544fc568dae0fa33ef
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d64ac90e87e3bb79fcf3c6285e9c0060b709ac891efb053c78dad54477135adb
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dbdf8847c3248a7b5df69d597b6da2163be990721ab221f5e114ac04d1b29eac
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AgentTesla
+ 11'351 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200710-wnz9yc7avs/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email 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

gz e1d86f4709fc4b8c63d79c960272eef76faa2b7f3e2568084edba6abb8a1b286

AgentTesla

Executable exe 0a8a4c3e09dd9ea5652a1388c395ed0707e6e2c370fa0fa288f71da425022464

(this sample)

  
Dropped by
MD5 775de42d569adecc0449b5f7f52fae35
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/24293/
  
Dropped by
SHA256 e1d86f4709fc4b8c63d79c960272eef76faa2b7f3e2568084edba6abb8a1b286

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