MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a4777391d8742a7b464fdb6185c785608f2a2ce7e3fa46139727d9aec721e0c. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3a4777391d8742a7b464fdb6185c785608f2a2ce7e3fa46139727d9aec721e0c
SHA3-384 hash: 938d0effa5690d889405245922e44dc977f752a333876143b7b39cb07c53754d4809e7d7259f6c4f224841ec4fe107fa
SHA1 hash: 5912fab454224ac98194b894485eeed6f63a4c4b
MD5 hash: ce781acedf4aff3e35a7d2e5cf7e9c92
humanhash: four-washington-batman-cardinal
File name:Documents for your perusal.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:964'507 bytes
First seen:2023-08-30 13:33:46 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 24576:Kh5yYPcy9i/Gg73aIOQhnsH8GDoHw4F6MG5QBMWVmycM:fZ3aIpLv/
Threatray 319 similar samples on MalwareBazaar
TLSH T1102533DCCE389D790D9C759C719F2A7D8B4383D2986DFCC78A1806E2255BE31843EA25
Reporter malwarelabnet
Tags:AgentTesla bat

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Documents for your perusal.bat
Verdict:
Malicious activity
Analysis date:
2023-08-30 13:37:07 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/e0836dfc-7d62-463c-9d93-e0c8aefb7a30

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/445313/
Detection(s):
SecuriteInfo.com.Other.Malware-gen.28468.30820.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
cmd lolbin
Link:
https://www.filescan.io/uploads/64ef454d7444d2eb09f36064/reports/f8a63d5d-6d08-4dad-bbc8-70312b3e4593/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/3a4777391d8742a7b464fdb6185c785608f2a2ce7e3fa46139727d9aec721e0c
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1300403
Signature
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Malicious encrypted Powershell command line found
Malicious sample detected (through community Yara rule)
Powershell is started from unusual location (likely to bypass HIPS)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Very long command line found
Yara detected AgentTesla
Yara detected PersistenceViaHiddenTask
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1300403 Sample: Documents_for_your_perusal.bat Startdate: 30/08/2023 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 4 other signatures 2->56 7 cmd.exe 1 2->7         started        10 cmd.exe 1 2->10         started        process3 signatures4 66 Malicious encrypted Powershell command line found 7->66 68 Very long command line found 7->68 12 cmd.exe 1 7->12         started        15 conhost.exe 7->15         started        17 cmd.exe 1 10->17         started        19 conhost.exe 10->19         started        process5 signatures6 70 Malicious encrypted Powershell command line found 12->70 72 Very long command line found 12->72 21 Wzpyg.png 14 19 12->21         started        25 xcopy.exe 2 12->25         started        28 conhost.exe 12->28         started        36 3 other processes 12->36 30 Wzpyg.png 17 17->30         started        32 conhost.exe 17->32         started        34 cmd.exe 1 17->34         started        38 3 other processes 17->38 process7 dnsIp8 42 us-east-1.route-1000.000webhost.awex.io 145.14.144.149, 21, 43350, 49706 AWEXUS Netherlands 21->42 44 files.000webhost.com 21->44 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->58 40 C:\Users\user\AppData\Local\Temp\Wzpyg.png, PE32+ 25->40 dropped 46 145.14.145.180, 21, 31388, 49708 AWEXUS Netherlands 30->46 48 files.000webhost.com 30->48 60 Tries to steal Mail credentials (via file / registry access) 30->60 62 Tries to harvest and steal browser information (history, passwords, etc) 30->62 64 Powershell is started from unusual location (likely to bypass HIPS) 30->64 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3a4777391d8742a7b464fdb6185c785608f2a2ce7e3fa46139727d9aec721e0c/
Threat name:
Script-BAT.Trojan.Batch
Create hunting rule
Status:
Suspicious
First seen:
2023-08-30 10:38:23 UTC
File Type:
Text (Batch)
AV detection:
7 of 23 (30.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hjdxooi5q5bkpnde7w3bqxdykyepfiwopy72iyjzoj6zv3dsdyga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
05c4f71a5caa0ed6809fdfa57b44836f5ee6408d73f6b97cd9a751b696091101
AgentTesla
1c758992ed57930115ba585a43bc0a7a750a476206cf1999bf3333f26fc230f2
AgentTesla
29befc4234aa3b17692d39211de95636b060e61ce1a4cdc28e9d6413c1bd992f
AgentTesla
5795e1e656eef516e884bcf0b57dfdccd24863893a5804532125242df09dc07b
AgentTesla
70249c14b1e622eef7f76f457250cb280f7f6a1e76b76510b5158821d00ea47a
AgentTesla
965a58fe4566f227649c691d1c3d7c4e3f3f53af2b377d09a5837018a230c811
AgentTesla
ca4033db02bded2739ca4e31c72910e4c5995f9437cda0c4767a8113166d84b6
AgentTesla
fd987d623939a8b69f25a2b8350fb6e76a51e77545add40658fc60f00950d625
AgentTesla
ffe2e43e59074cf27875cc31e8be84503b1a6854dd3f2480b5aff7b6b220a416
AgentTesla
+ 309 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection spyware stealer
Link:
https://tria.ge/reports/230830-qt4agaeg4s/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Accesses Microsoft Outlook profiles
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3a4777391d87/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3a4777391d8742a7b464fdb6185c785608f2a2ce7e3fa46139727d9aec721e0c

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.

Cape
Cape
https://www.capesandbox.com/analysis/445313/

Comments