MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb257efdf56f0513106558a04bc49ef5d35059d9613dcf690f1d9bcb7edb452b. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fb257efdf56f0513106558a04bc49ef5d35059d9613dcf690f1d9bcb7edb452b
SHA3-384 hash: fae78dc7b0c245370daeb354c211ce452ac76dcc4f5372d43277fff299852c018a689f0eb2db5aaef6c40715843de444
SHA1 hash: 5f76321846fdbedbd45abdb8928cf9614f3eb666
MD5 hash: 9645d5c96aad3d907d251b17174b8f7d
humanhash: speaker-jersey-wolfram-michigan
File name:order1.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:689'152 bytes
First seen:2020-07-09 14:33:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c6558f8c55c7046860294c7f6ce6c298 (14 x AgentTesla, 5 x FormBook, 3 x Loki)
ssdeep 12288:7k7Yi4Xj/tQBWi/y67k86oxVOwBy5AXjXbFLRbhkYDtoq4DNf:y14/oDnsUgk+AXn7aqMNf
Threatray 11'264 similar samples on MalwareBazaar
TLSH CAE4AE26E2E04433F36216399D5BC77C5836BE103E6B5A472BEC5D4C9F3868138662B7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gomailbizbulk.life
Sending IP: 38.68.48.226
From: ZHEJIANG HUANGYAN SHENZHOU ARTWARE FACTORY<sales@gomailbizbulk.life>
Subject: 訂單 for MS2347 8000 sets
Attachment: MS2347 8000 sets.zip (contains "order1.exe")

AgentTesla SMTP exfil server:
mail.cjcurrent.com:26

AgentTesla SMTP exfil email address:
godie@cjcurrent.com

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23919/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Win32.Herz.B.6016.5488.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Launching a service
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fb257efdf56f0513106558a04bc49ef5d35059d9613dcf690f1d9bcb7edb452b/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 10:39:42 UTC
AV detection:
29 of 31 (93.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7msx57pvn4crgedflcqexre66xjvawozme6462ipdwn4w7w3iuvq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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+ 11'254 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200709-4yxk1w6lzs/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
UPX packed file
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 e94b3f202e95e5193960999602cfd57e8f62ca7a45ff4cb1f7113e18e541b6ab

AgentTesla

Executable exe fb257efdf56f0513106558a04bc49ef5d35059d9613dcf690f1d9bcb7edb452b

(this sample)

  
Dropped by
MD5 7cc990352a89b2f65e6fdf4234a70d99
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/23919/
  
Dropped by
SHA256 e94b3f202e95e5193960999602cfd57e8f62ca7a45ff4cb1f7113e18e541b6ab

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