MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef0e3bf7214ec90fb27255e2da9ffaed76a80f56e807a542fd810587720e01ea. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef0e3bf7214ec90fb27255e2da9ffaed76a80f56e807a542fd810587720e01ea
SHA3-384 hash: 10d8eba82fc3e99f9add2383cec904ff45533d5f95e0a57879489d6590fb87aaebcf23e0017031247bc5b4bf6a53c2b8
SHA1 hash: 39df5656e5b70649b2cc9c7384963e71b8108a31
MD5 hash: b0a4ed2919f62cd6d0f24e74e76a3547
humanhash: mars-charlie-mobile-jersey
File name:Outstanding Payment.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:515'584 bytes
First seen:2020-06-02 17:13:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:NJZfomS3ECH/KjwelyysWq0/QZ5yL6TLPe/LCf/NxOLCuM0LGr7:Xpom4EiKjUy0041TLPSA
Threatray 10'593 similar samples on MalwareBazaar
TLSH 62B4AD9C762172EFC857D472DEA92C68EA5174BB831F5253902325EEDA4D887CF240F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx.vvillowood.com
Sending IP: 195.231.64.82
From: Deborah_ Fankhauser <merchant@vvillowood.com>
Subject: Re : OUTSTANDING PAYMENT Transfered #190919
Attachment: Outstanding Payment.iso (contains "Outstanding Payment.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Genkryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-02 17:36:51 UTC
AV detection:
26 of 48 (54.17%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=54hdx5zbj3eq7mtskxrnvh725v3kqd2w5ad2kqx5qecyo4qoahva._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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2beabe2b3687dbd2375edc30905a41c7125e1a0b310eb2221901575632ac7a1d
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988db21dd029495560fbc35f0286e1dac02759543fef7f6486affdaa6acd6f2e
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a214cf33d800eaa6987385691261de7e5c6982d10a18841d61d8dc5fd22d7c83
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cb2b081b348a1b1838d98c802b3789d4d17b1992851dc317fc1df7a1c4a90f21
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d9e6f4cf80dd417cc309be4c769598a87486d407789f1843e67da0b62588a98c
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f30ee3780bafae722faf43979da52a7657e0afa59f5621f50df938cb7a61316f
AgentTesla
+ 10'583 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-943t1tbsrs/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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

iso a17f3a238c2443788ba5b141dd55d2d9ec4d2c172defaf55fae460de5e527482

AgentTesla

Executable exe ef0e3bf7214ec90fb27255e2da9ffaed76a80f56e807a542fd810587720e01ea

(this sample)

  
Dropped by
MD5 a1bf91b18f750ce1cfa9aa501520ef51
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a17f3a238c2443788ba5b141dd55d2d9ec4d2c172defaf55fae460de5e527482

Comments