MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8a23c3022866e87a2ad5327280b1ae30f970e0e196266aa01c2cee135ff74c5. 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: f8a23c3022866e87a2ad5327280b1ae30f970e0e196266aa01c2cee135ff74c5
SHA3-384 hash: 16b9e2af05a6ddb2a2dd9f1be6633838e7acd8c3a647bd28273aab9aabb791227d14d7775beeb100826a02038ad2706c
SHA1 hash: 51801d62d1315591c0e6b2da56fc6b2cad8ca2bf
MD5 hash: 0a14b22122c1315c956a59535e9bb694
humanhash: bulldog-october-dakota-nebraska
File name:ELE SPEC RFK 06-20.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:580'096 bytes
First seen:2020-06-07 07:40:44 UTC
Last seen:2020-06-07 08:58:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:BhlDndoJhopfcUUbznvmIqIuLe6AgeimMAF9Xzt4gfNFxntQ/4cb:Bv+0fcUUfnvpqI79di
Threatray 10'702 similar samples on MalwareBazaar
TLSH 83C48D9C726472EFC85BD4728EA92CB4EB5134BB831F4207902716AEDA4C897CF155F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vogo-online.net
Sending IP: 93.90.195.93
From: Ellister Pereira <ellister@spectrumcube.com>
Subject: Request for quotation
Attachment: ELE SPEC RFK 06-20.Gz (contains "ELE SPEC RFK 06-20.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.29302.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-07 06:53:03 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7crdymbcqzxipivnkmtsqcy24mhzodqodfrgnkqbylhocnp7otcq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
21a78a3d5d52cb666ec339d42ea32c26d0757f60e31dfbde8e7d41786c2c72a0
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37f58916e43943d8dc35a2a931a7a6bfdb0a82ae3dd2f2579adefd6187a2c745
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47d82ba4710a3924c4c552d64568cc4e7384776ba1bbf1d84e2e9104a4e094a8
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6338bfae5441345e2ae7f134d8a18349bf1ebe26bc772a7fda83b775a3693d58
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8dbb450904a856d84c818235a7cf866809e5456fc1e3b535ba44cb91f85ebfd8
AgentTesla
ad7db1393e62d89dcb0039aa5ba64a897e88d3f6b76d146ccf419e952e57c317
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b2a303978225eae9f42504387edb087b85311f789d125edb4ead7066e7047afd
AgentTesla
bbff8963c1d1069fcc4f65429d480df9963765f29865e9b35a6cb100f8005754
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c0e9834e978646714b1e771103705e34e4211894fe3987d1e09bc6353827b1e0
AgentTesla
+ 10'692 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-fs6pnml852/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
ServiceHost packer
rezer0
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

gz c488fab42ef6b142ee349518718d84f3a134b030b08489b3cb5dc64b43df0ca4

AgentTesla

Executable exe f8a23c3022866e87a2ad5327280b1ae30f970e0e196266aa01c2cee135ff74c5

(this sample)

  
Dropped by
MD5 e2764c7d5a8938577909ab46a0281744
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 c488fab42ef6b142ee349518718d84f3a134b030b08489b3cb5dc64b43df0ca4

Comments