MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc45113b5ca48cd246e8b3f5a1f57a43ec38d5959e430998ee83563a6ff6a77f. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc45113b5ca48cd246e8b3f5a1f57a43ec38d5959e430998ee83563a6ff6a77f
SHA3-384 hash: 7e837477107bcca9ca6f2fb86bfc11a01d3f89110d1a4c291df4811eb908ede84eb73c771153c9ed1bbaa43af635bc32
SHA1 hash: 6af76fcc364763971386e9dfaf13088a56005ead
MD5 hash: 64f5e025327c7554635c127d51c69159
humanhash: lake-maryland-table-equal
File name:Quote_213417_from_Greenco_Manufact_C0_352.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:530'432 bytes
First seen:2020-05-23 07:26:58 UTC
Last seen:2020-05-23 08:36:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:RS+T1qTwovJOeKFanO82VAwrerpjatTnU0LyuI1/DapCFO0mPwp6BIFvvGAbKsV9:YZlB2VAQerItTnKumepzPwpa4v/bpH
Threatray 10'614 similar samples on MalwareBazaar
TLSH C7B4CF1A138C556AE99CC6BBD0D23A0406F4E46D249BEB9AEC71A4FE4B1F373C58510F
Reporter abuse_ch
Tags:AgentTesla Chase exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: secure.com
Sending IP: 50.77.119.9
From: Chase Bank<info29381@secure.com>
Subject: Verify your Chase Account
Attachment: Quote_213417_from_Greenco_Manufact_C0_352.pdf.img (contains "Quote_213417_from_Greenco_Manufact_C0_352.pdf.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.17.21636.11452.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-23 08:00:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
20 of 30 (66.67%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
31b91244dc7f952c94684ba63aef5d07cf85ff5844604d63390ed1d7d224459a
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ba6a56d29ae56e405526f32fa7f365dd39c0192156e4a66263cb24f05490cd31
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dc771a35824ecb4f9661380a9a5e8cfd1d0b5af8dfa3fc6198b5455d29f90d97
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ede1cc754e047082946e0e3bdc5487406aa36881da14fc3f15fcf2d3265e8757
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f33efdb24a6d54a2d5d5de0f6ebef3de78100683a4988f7f65a0d92d0f4f2455
AgentTesla
+ 10'604 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/201109-9ejzpc4l3e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Reads data files stored by FTP clients
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

img d2ab7376f1a94177d9b31638c73435459efe2e7ac35c9de78e124fcbc2788fbd

AgentTesla

Executable exe bc45113b5ca48cd246e8b3f5a1f57a43ec38d5959e430998ee83563a6ff6a77f

(this sample)

  
Dropped by
MD5 3a15022f9759772aac6b05567f547ee3
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d2ab7376f1a94177d9b31638c73435459efe2e7ac35c9de78e124fcbc2788fbd

Comments