MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5bb841161ff484e03a7cfe4ffe1ec77920ec61ab2e8eafa0c63e15b749ca34cb. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5bb841161ff484e03a7cfe4ffe1ec77920ec61ab2e8eafa0c63e15b749ca34cb
SHA3-384 hash: 14e36730e1ff11602436d83f6e71a8e939d2efff80323f810affbc482f60fa6dd06b1f3acd982d9f346a4602d6171b1a
SHA1 hash: 6e726792f98a6c27488356ebafa392ecf0f045d3
MD5 hash: 5d0b272074dfbb2f95c6fcdd2f4e6571
humanhash: eight-oven-oven-chicken
File name:Curriculum Vitae.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:788'480 bytes
First seen:2020-07-21 10:06:02 UTC
Last seen:2020-07-21 11:24:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:5kIwCZ2yxyCzPvmrBLoJXWYebUv6nnjqKoe:5JF2A7wB0JUA6nnjqKoe
Threatray 10'628 similar samples on MalwareBazaar
TLSH 9EF49E46E7B485D8DBBE12FAE121404053B5A86FD7E8E3096B80F1EA1DE27518B13F17
Reporter abuse_ch
Tags:AgentTesla exe geo PRT


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vps-222051.ku2.com.mx
Sending IP: 162.214.112.131
From: Mary annabelle <mary.annabelle@gmail.com>
Subject: Aplicação como Secretario
Attachment: Curriculum Vitae.zip (contains "Curriculum Vitae.exe")

AgentTesla SMTP exfil server:
smtp.pharco--corp.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/30052/
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.60237.9358.4031.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5bb841161ff484e03a7cfe4ffe1ec77920ec61ab2e8eafa0c63e15b749ca34cb/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 10:07:05 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lo4ecfq76scoaot47zh74hwhpeqoyynlf2hk7igghyk3osokgtfq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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da7ce8060ef04b847aeb11d727b9d8fad9526dc3314adce4ffa5e0b597ac5547
AgentTesla
+ 10'618 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/200721-nxqex68t9a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/5bb841161ff484e03a7cfe4ffe1ec77920ec61ab2e8eafa0c63e15b749ca34cb

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 39961f6845df4e9eb0fa85c8b0bc753075eedf3275944600631ba56afefc2973

AgentTesla

Executable exe 5bb841161ff484e03a7cfe4ffe1ec77920ec61ab2e8eafa0c63e15b749ca34cb

(this sample)

  
Dropped by
MD5 ab2fbe32ebe4a2f68c9bb019d0119ed6
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/30052/
  
Dropped by
SHA256 39961f6845df4e9eb0fa85c8b0bc753075eedf3275944600631ba56afefc2973

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