MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 918c237103937dc88a6e0124cecdd9b1e7f5ac7baf4aa9f087d664e77a963185. 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: 918c237103937dc88a6e0124cecdd9b1e7f5ac7baf4aa9f087d664e77a963185
SHA3-384 hash: 0fab9937660d045ac6be7ab8ffec6f50bc314bdbb036d17ecb671f7cc4b9f6d89b135bdb5636a0b1fdd1993c3810c9e4
SHA1 hash: 9b879b6a4bd2ab1bcdbcf37847f7c429ed9a2f0c
MD5 hash: 1af40f34ed02b3d6b367d1c5470ee874
humanhash: jig-oxygen-lima-mike
File name:FINANCIAL YEAR CLOSURE MEMO.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:475'648 bytes
First seen:2020-06-18 09:49:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:w8uL9lPbyBIf22napVQ2v8EJLg5cUGv0:zuJ5PeVFU5cL
Threatray 10'792 similar samples on MalwareBazaar
TLSH 93A402167A9CD716C479263ED9E6057003B6BEA32B23E35A7EC5338E05127E74406B8F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: "Finance Manager" <finanace@no-reply.com>
Subject: FINANCIAL YEAR CLOSURE MEMO
Attachment: FINANCIAL YEAR CLOSURE MEMO.zip (contains "FINANCIAL YEAR CLOSURE MEMO.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19747/
Detection(s):
SecuriteInfo.com.BehavesLike.Generic.fc.30295.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-18 09:49:12 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sggcg4idsn64rctoaesm5tozwht7lld3v5fkt4eh2zsoo6uwggcq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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319274d1c6c50850ea1fb7673c288c90b4df3420fd6362bac3fbfb93e3f1ea2d
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494f9dd6446590e875fa54a866cfc76c795f19722f2842d14d82590de96b6b68
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6e7b381441447157749ba664134682c01bad587614b29dab79aeab904419857d
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b32e124d79e22d6fa01bea107ce49b5247629f4c4be8b27242887f2151d9ac31
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bf7ae4c4b3df671cb890a8814463ad46ec4d6edb6da0fe9c9201c1d3d9bec52d
AgentTesla
+ 10'782 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-pb4ypzqts6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Modifies service
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
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 c2ed8b9d8a198f0c85dc8d21edd8b74594f351244fae6245f8a3fb5bbd646505

AgentTesla

Executable exe 918c237103937dc88a6e0124cecdd9b1e7f5ac7baf4aa9f087d664e77a963185

(this sample)

  
Dropped by
MD5 b039dc831436d3cbff5da72383909af2
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 c2ed8b9d8a198f0c85dc8d21edd8b74594f351244fae6245f8a3fb5bbd646505
Cape
Cape
https://www.capesandbox.com/analysis/19747/

Comments