MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7b732a20e4255640c357284a6677f92e755cdfc0a1b7fc81f3a6928c72fe857. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7b732a20e4255640c357284a6677f92e755cdfc0a1b7fc81f3a6928c72fe857
SHA3-384 hash: 23488820dd483f464dd255de8951ed4cfd7a0150fb9a43a2d35b577715318a8ce59a928a2e2fb6261b8b7e5be9d3923b
SHA1 hash: 18e8763bae7a5c1b409ed10c0e2a7a52f57ba995
MD5 hash: 74a8a89b839276f0573a2d0366425302
humanhash: yellow-twenty-charlie-diet
File name:TZ9Z4hXCe51Vx1v.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:634'880 bytes
First seen:2020-07-09 11:49:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:0xgO2acTaulCSRO6uCChc0/cgHBSxekBpZYOb57oXYu7zQ1954ND:0xMLTESRGCChEoYeWp5NiHQ75qD
Threatray 10'760 similar samples on MalwareBazaar
TLSH E5D402FA73984B26E97047F5683498548FF5AC1F25A2DB6E4C8230CE2C33F445A65A37
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: ubuntu.rootmaster.info
Sending IP: 82.223.100.161
From: "TransOcean Shipping Ltd"<office.vienna@transocean-shipping.com>
Subject: PROFORMA REQUEST / MV ASKABAT
Attachment: Vessel Doc.xlsm

AgentTesla payload URL:
http://192.3.31.220/TZ9Z4hXCe51Vx1v.exe

AgentTesla SMTP exfil server:
mail.qatarpharmas.org:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23721/
Detection(s):
SecuriteInfo.com.Variant.Ursu.938767.7415.8755.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a7b732a20e4255640c357284a6677f92e755cdfc0a1b7fc81f3a6928c72fe857/
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 11:51:04 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u63tfiqoijkwidbvokckmz37sltvltp4binx7sa7hjusrrzp5blq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0352d55cf10867420b433bcd9adfdb0e39afe2484db5c57946bb86297a39ecbd
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2f94a22459281f588230523a1ec32e45ef392d1e202a3e70f0606f66a44ea982
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52d7bfc971d3f5909eed410680570736d02dc79f93b42e1627a78597205ef862
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6f2bf53e333052923d34bb892bfbe30575270fa08cf40828767bf92bca15f52d
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8b59bb0de82bb4ea040c01288665d92022d47b8a2c426c573181dffe650e3a8c
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9549de756b08b36a2f827b0a1e721eff0365f4586c74b3732a78f1afdf471a32
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bcfe28b074cc1d9b0fb7896ee3eb4d28c240bee33cb76578f0f9f1ef90ab92e6
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ddd4cacc7365872cd4b9d06f4a2de4f131191dae071ed5430ed0399014f1aac2
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f3918653d4bf1fc418756b657cd02b4aaad7c26f5fbbd7cfb1ac86521f1132cd
AgentTesla
f8166c3c857a7a3ba99515cf6ae242a78050fba7608e24a88e2559e0063a187a
AgentTesla
+ 10'750 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200709-mts27wrhse/
Behaviour
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

Excel file xlsm 83d3fbe275cdaf290cbe7b9b9e6ac3283992a23a5138604c31f5f698d97b9249

AgentTesla

Executable exe a7b732a20e4255640c357284a6677f92e755cdfc0a1b7fc81f3a6928c72fe857

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/410493/
  
Dropped by
MD5 72f51b4c2716e361a9e2d2fc602dd87a
  
Dropped by
SHA256 83d3fbe275cdaf290cbe7b9b9e6ac3283992a23a5138604c31f5f698d97b9249
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/23721/

Comments