MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 453a31205be3f40f684ea141e476ed1a75a1ea66e92610f74e209ea2633f6621. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 453a31205be3f40f684ea141e476ed1a75a1ea66e92610f74e209ea2633f6621
SHA3-384 hash: 57f2539d8bb09a698b0fb990b3e045f40c46a6ccbf7343b14fa383800360707c0bf29c4999ad90db0232ba54eace603e
SHA1 hash: 66a9bfff6a6c8ff43585c8c088d22c59cf599750
MD5 hash: ceabad5f3159c3b5a645b1ad4ac68651
humanhash: crazy-oklahoma-kentucky-floor
File name:ceabad5f_by_Libranalysis
Download: download sample
Signature AgentTesla
Create hunting rule
File size:762'368 bytes
First seen:2021-05-15 13:02:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:He0wg3Zto1RPEPd7UjGfsJOurr5fG7/8ccwuiYUL4sx8pVb74zoL:Cmro1RPE17cuu470xuL04zo
Threatray 4'915 similar samples on MalwareBazaar
TLSH 1EF4BE0867C5AE1AF66F17BD21E48061A7B4C122B54BF76D4FC164FC3CA3B61890E58B
Reporter Libranalysis
Tags:AgentTesla


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Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ceabad5f_by_Libranalysis
Verdict:
Malicious activity
Analysis date:
2021-05-15 13:08:32 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/cd9cf1ff-cebe-46ba-bd38-761397178d9d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/157372/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/782774
Signature
.NET source code contains very large array initializations
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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 AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 415170 Sample: ceabad5f_by_Libranalysis Startdate: 15/05/2021 Architecture: WINDOWS Score: 100 29 Found malware configuration 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Yara detected AgentTesla 2->33 35 6 other signatures 2->35 7 ceabad5f_by_Libranalysis.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\ACTbpCznpePau.exe, PE32 7->19 dropped 21 C:\...\ACTbpCznpePau.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpA7C5.tmp, XML 7->23 dropped 25 C:\Users\...\ceabad5f_by_Libranalysis.exe.log, ASCII 7->25 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 2 other signatures 7->43 11 ceabad5f_by_Libranalysis.exe 4 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 mail.esquiresweaters.com 192.185.171.219, 49737, 587 UNIFIEDLAYER-AS-1US United States 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 2 other signatures 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/453a31205be3f40f684ea141e476ed1a75a1ea66e92610f74e209ea2633f6621/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-05-15 07:40:13 UTC
AV detection:
11 of 29 (37.93%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iu5dcic34p2a62coufa6i5xndj22d2tg5etbb52oecpkeyz7myqq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 4'905 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210515-jb2zy7cyce/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/453a31205be3f40f684ea141e476ed1a75a1ea66e92610f74e209ea2633f6621

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/157372/

Comments