MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57c86b238023d2629f009c09144cbcca3ef38e7a8cd645aa2ed532df3f552532. 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 2 File information Comments
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SHA256 hash: 57c86b238023d2629f009c09144cbcca3ef38e7a8cd645aa2ed532df3f552532
SHA3-384 hash: b9a88a7e15a8cf86c60bd5811290da116f5fb3114500b74ba19844da2174fde0b644158aa46d1a36690d644a8c2ad7ea
SHA1 hash: 920618a2f27f4abc85df0e991c5558a176d6a19b
MD5 hash: dccc240b797aa194c9b1e93e9ba12e8d
humanhash: shade-ceiling-mirror-johnny
File name:Payu Transfer Form.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:564'224 bytes
First seen:2022-04-21 08:32:29 UTC
Last seen:2022-04-21 09:58:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:LKOkWNmrNm2OTYG16/GUxnGt26QXrThv5P1nw2upDhYWi+ewZSMyCStNm:KXkdUG16/ThGuXXhxy204+j8Cd
Threatray 16'505 similar samples on MalwareBazaar
TLSH T1D0C4120927D40252C57F137DE8D1B86593F8A42E3A07F3560ECF68C639A7392C729A76
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter TeamDreier
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
232
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/265378/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.30754.12273.1491.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed update.exe
Link:
https://www.filescan.io/uploads/626116c3ffe27d51192165d3/reports/c2db46cf-21bf-49ee-986e-8071d3c26818/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1bb27072-846a-4a23-8b96-f14d0a0fe454
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/980545
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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: Suspicious Add Scheduled Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 dnsIp2 2 Behavior Graph ID: 613031 Sample: Payu Transfer Form.scr Startdate: 21/04/2022 Architecture: WINDOWS Score: 100 30 mail.arpq.org.au 2->30 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for dropped file 2->36 38 12 other signatures 2->38 8 Payu Transfer Form.exe 7 2->8         started        signatures3 process4 file5 22 C:\Users\user\AppData\...\rIFwXcQfoxB.exe, PE32 8->22 dropped 24 C:\Users\...\rIFwXcQfoxB.exe:Zone.Identifier, ASCII 8->24 dropped 26 C:\Users\user\AppData\Local\...\tmp4789.tmp, XML 8->26 dropped 28 C:\Users\user\...\Payu Transfer Form.exe.log, ASCII 8->28 dropped 40 Adds a directory exclusion to Windows Defender 8->40 42 Injects a PE file into a foreign processes 8->42 12 powershell.exe 25 8->12         started        14 schtasks.exe 1 8->14         started        16 Payu Transfer Form.exe 2 8->16         started        signatures6 process7 process8 18 conhost.exe 12->18         started        20 conhost.exe 14->20         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/57c86b238023d2629f009c09144cbcca3ef38e7a8cd645aa2ed532df3f552532/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-20 01:20:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1f44c8727e54ebeac242dbb6b823672fb304a2e7b210002c7aaf061a5451c30a
AgentTesla
3102634fd4e9f1c32a4917eaaf9b29e1698a87afcd9798a042fff7bd2d726f46
AgentTesla
455f8ac7989fcb89c80af780f91d1d3572a4728c24b712ece44fc2d4b6e65cb9
AgentTesla
6a630950255fc637aba885128f6ced9ded8d685e0cb6206b7ba6911d8be5d52d
AgentTesla
77743ead6e13c024db3534a837c669ee3c4fbaac2320bbf937fbe5e58de4a3b3
AgentTesla
8eab4eb2c9edaccf55d9d5f64f210638a7826c262b44772c5b6e37a77d1e61a6
AgentTesla
c050a7941b34bdcaf777425c5e17c279f7c9e92414cfbef866974bb4ea216fe8
AgentTesla
f5906e5cdda667a457fdd6e0d159fd418c925c910ad4da9624ed95913806b040
AgentTesla
+ 16'495 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/220421-kfwqksdhh4/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
e649e0d6c577aac4d57e7093d75b1dafcbf641f62110d177a9286749846ddc43
MD5 hash:
ecb7908b31c84e773559219d97756922
SHA1 hash:
ec70bff9e7e0f25b35e99a197a493b41b7553022
Link:
https://www.unpac.me/results/a9f3b7fb-b5bb-4cde-83ab-9c1eed37af7c/
SH256 hash:
1e23caa50a62262b9442ea7ab8e1c78dbbfb1e9eb82de32b2ba42dd6214e7c3d
MD5 hash:
5788e240571a21271b690aa0a2808440
SHA1 hash:
ec510042ca72eb3896d2047fb05b406b6ac50350
Link:
https://www.unpac.me/results/a9f3b7fb-b5bb-4cde-83ab-9c1eed37af7c/
SH256 hash:
57c86b238023d2629f009c09144cbcca3ef38e7a8cd645aa2ed532df3f552532
MD5 hash:
dccc240b797aa194c9b1e93e9ba12e8d
SHA1 hash:
920618a2f27f4abc85df0e991c5558a176d6a19b
Link:
https://www.unpac.me/results/a9f3b7fb-b5bb-4cde-83ab-9c1eed37af7c/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/57c86b238023/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/57c86b238023d2629f009c09144cbcca3ef38e7a8cd645aa2ed532df3f552532

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.

Malspam

AgentTesla

Executable exe 57c86b238023d2629f009c09144cbcca3ef38e7a8cd645aa2ed532df3f552532

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/265378/

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