MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 264bd7f956bd27f6a62e1c4186af9b7bf6be96aa4ed73e8702ab978a85d1ff05. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 264bd7f956bd27f6a62e1c4186af9b7bf6be96aa4ed73e8702ab978a85d1ff05
SHA3-384 hash: 0c911f2c884b405dbd04b0d72cfb457218a508b2f9b604935dfbad0b1aeb8fbe4108bb06700d2fe9b3ac3284324fdc5b
SHA1 hash: 225216a2d945b33f4bfdce3c9ef0af13fa309174
MD5 hash: 85a9f3f3534ead6c9b28d2f7eaa46fdf
humanhash: lima-burger-glucose-bravo
File name:2ACDnBfZL2HJ5cA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:458'240 bytes
First seen:2020-07-21 06:05:21 UTC
Last seen:2020-07-21 07:24:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:Fn2iN5sov2DdDA4X19AZzVU867yZMLfFHkG:V1vstd04X8ziguFkG
Threatray 10'619 similar samples on MalwareBazaar
TLSH 0BA4014126B85709DA664FB26CAC4686D777BD0BD722FE080D85FFCD85F2B548180BA3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: slot0.ocurilem.com
Sending IP: 45.95.170.161
From: Richard Millyard <sales@sakhalinprokur.ru>
Subject: Product Order NX-LI-15-0001
Attachment: PO253562.7z (contains "2ACDnBfZL2HJ5cA.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/29680/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WXX.22569.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling the 'hidden' option for files in the %temp% directory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with Startup directory
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/392442
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248389 Sample: 2ACDnBfZL2HJ5cA.exe Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 66 Found malware configuration 2->66 68 Multi AV Scanner detection for dropped file 2->68 70 Sigma detected: Scheduled temp file as task from temp location 2->70 72 4 other signatures 2->72 7 2ACDnBfZL2HJ5cA.exe 7 2->7         started        11 ZBmeHM.exe 2->11         started        13 ZBmeHM.exe 5 2->13         started        process3 file4 46 C:\Users\user\AppData\...behaviorgraphoVtcsNWhINyPN.exe, PE32 7->46 dropped 48 C:\Users\user\AppData\Local\...\tmpA23D.tmp, XML 7->48 dropped 50 C:\Users\user\...\2ACDnBfZL2HJ5cA.exe.log, ASCII 7->50 dropped 74 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->74 76 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->76 78 Injects a PE file into a foreign processes 7->78 15 2ACDnBfZL2HJ5cA.exe 1 5 7->15         started        20 schtasks.exe 1 7->20         started        22 2ACDnBfZL2HJ5cA.exe 7->22         started        24 ZBmeHM.exe 11->24         started        26 schtasks.exe 11->26         started        80 Multi AV Scanner detection for dropped file 13->80 28 schtasks.exe 1 13->28         started        30 ZBmeHM.exe 2 13->30         started        signatures5 process6 dnsIp7 52 smtp.gmail.com 172.253.120.108, 49717, 587 GOOGLEUS United States 15->52 42 C:\Users\user\AppData\Local\...\ZBmeHM.exe, PE32 15->42 dropped 44 C:\Users\user\...\ZBmeHM.exe:Zone.Identifier, ASCII 15->44 dropped 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->56 32 WerFault.exe 15->32         started        34 conhost.exe 20->34         started        54 172.253.120.109, 49720, 587 GOOGLEUS United States 24->54 58 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->58 60 Tries to steal Mail credentials (via file access) 24->60 62 Tries to harvest and steal ftp login credentials 24->62 64 Tries to harvest and steal browser information (history, passwords, etc) 24->64 36 WerFault.exe 24->36         started        38 conhost.exe 26->38         started        40 conhost.exe 28->40         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/264bd7f956bd27f6a62e1c4186af9b7bf6be96aa4ed73e8702ab978a85d1ff05/
Threat name:
ByteCode-MSIL.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 06:07:05 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ezf5p6kwxut7njrodraynl43pp3l5fvkj3lt5bycvolyvbor74cq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'609 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200721-6pgzelvwd6/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/264bd7f956bd27f6a62e1c4186af9b7bf6be96aa4ed73e8702ab978a85d1ff05

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 3fd99856ddb871c2c0b674f891296530bf61d16b348358748c114017ce4da129

AgentTesla

Executable exe 264bd7f956bd27f6a62e1c4186af9b7bf6be96aa4ed73e8702ab978a85d1ff05

(this sample)

  
Dropped by
MD5 a915abfe82d282409e390ccbb803791b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/29680/
  
Dropped by
SHA256 3fd99856ddb871c2c0b674f891296530bf61d16b348358748c114017ce4da129

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