MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c132258873a943b096109fc0097254c351584aa888345da749cdc12badf35da1. 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: c132258873a943b096109fc0097254c351584aa888345da749cdc12badf35da1
SHA3-384 hash: 54d828a8837a27a33acf0560c646f5711ad905288a36c020aac1a195787b4ab4c565cd62265cbc34a83358ffb0ca2b6e
SHA1 hash: c4f9f0bb00388b58079bbbdca7929257decad4ad
MD5 hash: cd564ac615cfeb86d404c4640fabaf78
humanhash: lemon-double-pasta-social
File name:Purchase Specification.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:826'368 bytes
First seen:2020-07-06 15:01:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9151eb11c7b89540ea983bb97309fe65 (6 x AgentTesla, 5 x Loki, 2 x NanoCore)
ssdeep 12288:HZ7GXbYoWBPb0B+Thxy2B7Sb4fyhfHD7JYEAiPSLThFAOsWBTWMncOqLY1CKH:5SRWJpTm2obqoRPcFAahtnc/zS
Threatray 11'232 similar samples on MalwareBazaar
TLSH C605AF62E2D04C33D1AB263C8D1B576C9939FE113E2859466BF45C4CAF3869338792E7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server0.sessionss.xyz
Sending IP: 23.254.253.43
From: liza <liza@el-tan.co.il>
Subject: New Product Inquiry
Attachment: Purchase Specification.gz (contains "Purchase Specification.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/21690/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

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

SecuriteInfo.com.Trojan.Delf.FareIt.Gen.7.12856.3551.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Launching a service
Creating a file
Launching the process to change network settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c132258873a943b096109fc0097254c351584aa888345da749cdc12badf35da1/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-06 15:03:06 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yezclcdtvfb3bfqqt7aas4suynivqsvira2f3j2jzxasxlptlwqq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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+ 11'222 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/200706-hqsnnen4n2/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Modifies service
Adds Run entry to start application
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Drops startup file
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

gz 799a7f41eb775ef84f0947f5741ef70e18ef000a2cbd34e29cdad9c3849b6dfb

AgentTesla

Executable exe c132258873a943b096109fc0097254c351584aa888345da749cdc12badf35da1

(this sample)

  
Dropped by
MD5 4950c1a9d5dad828465f4a9ff1ed061f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 799a7f41eb775ef84f0947f5741ef70e18ef000a2cbd34e29cdad9c3849b6dfb
Cape
Cape
https://www.capesandbox.com/analysis/21690/

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