MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a354101aa8c8db6f2b337ebc68571edd296d374ad8a99f79fd62d2c07321993e. 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: a354101aa8c8db6f2b337ebc68571edd296d374ad8a99f79fd62d2c07321993e
SHA3-384 hash: 813ef47d6b3c7696072a197811eaa019081702fed9fb5b20a13081ad6561e5ed4842c692131070eb88cda502e0894fbf
SHA1 hash: 9f40b97b7e1605b05174a6547b9ff470511d5a1f
MD5 hash: 9f8f23997c4e07be88d8dbe835c8b6ed
humanhash: cold-chicken-pennsylvania-leopard
File name:SOA Feb-March 2023.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'359'396 bytes
First seen:2023-03-31 07:22:31 UTC
Last seen:2023-04-01 08:58:54 UTC
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 24576:VXdQ7L0Et7plPQaneOkwJzHqOoLokXb184bQM9w5WpFapcq+14kEKaQ8wV9GtnR:KznmW1VH9w2S4QPGr
TLSH T14A5523A0A5750AAA1DF8C238992A5F591F2FCBC60305F49F81C71FC6605EB57E4CECA4
Reporter cocaman
Tags:AgentTesla bat

Intelligence

File Origin
# of uploads :
2
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA Feb-March 2023.bat
Verdict:
Malicious activity
Analysis date:
2023-03-31 07:23:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b4fafa9b-13bf-4463-be6b-f4bd1c34c24b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/379024/
Detection(s):
Sanesecurity.Malware.28379.BadBat.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/64268a58ddbbdc2cea1022a0/reports/e0e285f9-76e3-4229-9d82-5ecb83b3d6ba/overview
Verdict:
Malicious
Labled as:
Ransom.83D5BA87
Link:
https://www.hybrid-analysis.com/sample/a354101aa8c8db6f2b337ebc68571edd296d374ad8a99f79fd62d2c07321993e
Result
Verdict:
UNKNOWN
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1205762
Signature
Creates autostart registry keys with suspicious names
Malicious sample detected (through community Yara rule)
Uses cmd line tools excessively to alter registry or file data
Very long command line found
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 838678 Sample: SOA_Feb-March_2023.bat Startdate: 31/03/2023 Architecture: WINDOWS Score: 60 37 Malicious sample detected (through community Yara rule) 2->37 6 cmd.exe 4 2->6         started        10 cmd.exe 2 2->10         started        12 cmd.exe 2->12         started        process3 file4 33 C:\Users\user\...\SOA_Feb-March_2023.bat.exe, PE32 6->33 dropped 39 Very long command line found 6->39 41 Uses cmd line tools excessively to alter registry or file data 6->41 14 reg.exe 1 1 6->14         started        17 SOA_Feb-March_2023.bat.exe 14 6->17         started        19 conhost.exe 6->19         started        21 attrib.exe 1 6->21         started        35 C:\Users\user\...\SOA_Feb-March_2023.bat.exe, PE32 10->35 dropped 23 SOA_Feb-March_2023.bat.exe 5 10->23         started        25 conhost.exe 10->25         started        29 2 other processes 10->29 27 SOA_Feb-March_2023.bat.exe 5 12->27         started        31 3 other processes 12->31 signatures5 process6 signatures7 43 Creates autostart registry keys with suspicious names 14->43
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a354101aa8c8db6f2b337ebc68571edd296d374ad8a99f79fd62d2c07321993e/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=unkbagvizdnw6kztp26gqvy63uuw2n2k3cuz66p5mljma4zbte7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla brand:microsoft evasion keylogger phishing spyware stealer trojan
Link:
https://tria.ge/reports/230331-h7srwsac6z/
Behaviour
Enumerates system info in registry
Modifies registry class
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Drops file in Program Files directory
Detected potential entity reuse from brand microsoft.
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Sets file to hidden
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5663632223:AAG5KHZDs7KWoaqTYx3lSyFlOdfD9vGegQo/
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:adonunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:AD on UNIX
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:BlackGuard_Rule
Create hunting rule
Author:Jiho Kim
Description:Yara rule for BlackGuarad Stealer v1.0 - v3.0
Reference:https://www.virustotal.com/gui/file/67843d45ba538eca29c63c3259d697f7e2ba84a3da941295b9207cdb01c85b71/detection

File information

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

Malspam

AgentTesla

zip 15d502ca6233539987d32fc7a0e633ca437e3e41b0dd579f0fb5746d7076fc86

AgentTesla

Batch (bat) bat a354101aa8c8db6f2b337ebc68571edd296d374ad8a99f79fd62d2c07321993e

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 15d502ca6233539987d32fc7a0e633ca437e3e41b0dd579f0fb5746d7076fc86
Cape
Cape
https://www.capesandbox.com/analysis/379024/
  
Dropped by
MD5 9a7cce81d0f888c3bd1c4bfce2cc6da9

Comments