MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64c4d370517d05b2add478ca85855bf94c4c51ed05e9e02a92afecc04459ea38. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 64c4d370517d05b2add478ca85855bf94c4c51ed05e9e02a92afecc04459ea38
SHA3-384 hash: ce8f386d8529603774e424497a449b8207b20dcf4df148a484beefa92ec017584337aef746b77bc8c158b7a099c8b04a
SHA1 hash: f608171393effd2b2cf006ad917fd3fb2cf168c8
MD5 hash: 92389e07140831ab34a8fbbed638fc15
humanhash: neptune-jersey-nevada-thirteen
File name:Payment contract invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:937'472 bytes
First seen:2020-10-06 05:53:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:BDB7Jtpht6WX9JHA2pbjePEMtNEeB3d/1sjSq/6zAhQb9o7vjf:LHpCiJHAIbC1Ue/q/Dmbk
Threatray 335 similar samples on MalwareBazaar
TLSH 7415C01196880267F132D038A227D5786BB1DD466E08D2D52DE6DCBFFECFE98B5D0248
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sphinxmarine.ae
Sending IP: 209.58.149.76
From: Accounts <accounts3@sphinxmarine.ae>
Subject: URENT//Re:: 回复: RE: Payment contract invoice
Attachment: Payment contract invoice.zip (contains "Payment contract invoice.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/68418/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/482318
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Moves itself to temp directory
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 293598 Sample: Payment contract invoice.exe Startdate: 06/10/2020 Architecture: WINDOWS Score: 100 66 Found malware configuration 2->66 68 Antivirus detection for dropped file 2->68 70 Antivirus / Scanner detection for submitted sample 2->70 72 13 other signatures 2->72 7 Payment contract invoice.exe 7 2->7         started        11 YYtJku.exe 5 2->11         started        13 YYtJku.exe 4 2->13         started        process3 file4 44 C:\Users\user\AppData\Roaming\XadNoVw.exe, PE32 7->44 dropped 46 C:\Users\user\...\XadNoVw.exe:Zone.Identifier, ASCII 7->46 dropped 48 C:\Users\user\AppData\Local\...\tmp9F9E.tmp, XML 7->48 dropped 50 C:\Users\...\Payment contract invoice.exe.log, ASCII 7->50 dropped 74 Injects a PE file into a foreign processes 7->74 15 Payment contract invoice.exe 17 5 7->15         started        20 schtasks.exe 1 7->20         started        76 Antivirus detection for dropped file 11->76 78 Multi AV Scanner detection for dropped file 11->78 80 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->80 82 2 other signatures 11->82 22 schtasks.exe 1 11->22         started        24 YYtJku.exe 11->24         started        26 YYtJku.exe 11->26         started        28 YYtJku.exe 11->28         started        30 schtasks.exe 13->30         started        32 YYtJku.exe 13->32         started        signatures5 process6 dnsIp7 52 smtp.yandex.ru 77.88.21.158, 49753, 587 YANDEXRU Russian Federation 15->52 54 elb097307-934924932.us-east-1.elb.amazonaws.com 50.19.252.36, 443, 49752 AMAZON-AESUS United States 15->54 56 3 other IPs or domains 15->56 40 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 15->40 dropped 42 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 15->42 dropped 58 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->58 60 Moves itself to temp directory 15->60 62 Tries to steal Mail credentials (via file access) 15->62 64 3 other signatures 15->64 34 conhost.exe 20->34         started        36 conhost.exe 22->36         started        38 conhost.exe 30->38         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/64c4d370517d05b2add478ca85855bf94c4c51ed05e9e02a92afecc04459ea38/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-06 01:25:40 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mtcng4crpuc3floupdfilbk37fgeyupnaxu6akusv7wmarcz5i4a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 325 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/201006-p4255195yn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Unpacked files
SH256 hash:
64c4d370517d05b2add478ca85855bf94c4c51ed05e9e02a92afecc04459ea38
MD5 hash:
92389e07140831ab34a8fbbed638fc15
SHA1 hash:
f608171393effd2b2cf006ad917fd3fb2cf168c8
Link:
https://www.unpac.me/results/f3271e19-1ea2-4455-8593-cb3a8f8951b3/
SH256 hash:
13b24d3a09d099dabe41cd6cd71607a77e14640b1e9b4ed2d60f6c012f191c43
MD5 hash:
109cedae3c384a1913107f1efad2b7c8
SHA1 hash:
1f7f35b0ed85fa12bb839cbce698e59a30813420
Link:
https://www.unpac.me/results/f3271e19-1ea2-4455-8593-cb3a8f8951b3/
SH256 hash:
86665817d58c8fc1d0745ba638bb6163e3a21bf4eb1c2e35bb70e89b8680a4ce
MD5 hash:
0865b9e07f78395c5200fc50da9bef4d
SHA1 hash:
6568b10c4865ab9c13de81e5052b7be5117ec4fe
Link:
https://www.unpac.me/results/f3271e19-1ea2-4455-8593-cb3a8f8951b3/
SH256 hash:
30ac83eb243998cb2bacd7b1775c383592895b87456b7c6b62714e9d5eef59e6
MD5 hash:
96beb1985fcd5e79b7988709a87e16ed
SHA1 hash:
8933194ada5dc7aedf2a7d13056124f5138426c8
Link:
https://www.unpac.me/results/f3271e19-1ea2-4455-8593-cb3a8f8951b3/
SH256 hash:
b2a8cc24eb8f48e7dcfa1b453f12388452dc45b29ee4f8c421b355fae47a6f56
MD5 hash:
0a6be0dbd9eba88b011da4e458ac4724
SHA1 hash:
ee155c6c3b95d95887d07019cc6563b87dc8ffa0
Link:
https://www.unpac.me/results/f3271e19-1ea2-4455-8593-cb3a8f8951b3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Starter
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/64c4d370517d05b2add478ca85855bf94c4c51ed05e9e02a92afecc04459ea38

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 04354164a8609cd1e39c33a6f43ba3a8578f71ee05def2974b96d7ded8afe16b

AgentTesla

Executable exe 64c4d370517d05b2add478ca85855bf94c4c51ed05e9e02a92afecc04459ea38

(this sample)

  
Dropped by
MD5 8850950ab30bc9f0774f785d9dcac170
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 04354164a8609cd1e39c33a6f43ba3a8578f71ee05def2974b96d7ded8afe16b
Cape
Cape
https://www.capesandbox.com/analysis/68418/

Comments