MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c7b7c2ff6402791b77802adec320c905fb0ea9b5ca8ea72735156ce5f19e5660. 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: c7b7c2ff6402791b77802adec320c905fb0ea9b5ca8ea72735156ce5f19e5660
SHA3-384 hash: 20b686070be7cfba1a50a83e3b6e716697e2535493a2fd5c81b7ba2407bcee7dba48d6fe7256b8bb25bb924800870388
SHA1 hash: 2692241a656e1ee8233609370d645accfa86d283
MD5 hash: 141c5065e3e877fc908074c27c75f1be
humanhash: floor-connecticut-crazy-virginia
File name:Revised proforma.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:776'704 bytes
First seen:2020-06-11 12:22:23 UTC
Last seen:2020-06-11 12:42:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'752 x AgentTesla, 19'657 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 6144:h+yvqn9inV7yJXN8WJlWlDGkD/JSSbAAAdyvmE0orxf48:Bi47yJXN8WJlAjJ6ARvmXuxf4
Threatray 10'649 similar samples on MalwareBazaar
TLSH 31F4DF5A3BA0D60DCBFB16B48CA04D545E7A7EB238A2DA477D84BBCE1533B908470717
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: joister.net
Sending IP: 103.2.236.240
From: mohammed.jabbar. <ams_tach@emirates.net.ae>
Subject: Re: Confirm revised invoice to proceed with payment ASAP.
Attachment: Revised proforma.arj (contains "Revised proforma.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/9012/
Detection(s):
SecuriteInfo.com.Trojan.Inject3.42048.26267.24131.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-11 12:24:08 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=y634f73eaj4rw54aflpmgigjax5q5knvzkhkojzvcvwol4m6kzqa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9d21929837be7be38702aeec7f2ed51f23ecb142651fed5dd9d95eecd457a25e
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+ 10'639 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-p93ntdmh12/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
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 e52b4395cb4d05df52199765df38f24da669e16a23478fe6a76c6a1c293a1bc6

AgentTesla

Executable exe c7b7c2ff6402791b77802adec320c905fb0ea9b5ca8ea72735156ce5f19e5660

(this sample)

  
Dropped by
MD5 58db3377c45ea44964326fa01d4a3f3d
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e52b4395cb4d05df52199765df38f24da669e16a23478fe6a76c6a1c293a1bc6
Cape
Cape
https://www.capesandbox.com/analysis/9012/

Comments