MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d683eb7b2ffb8b8e7131a4e135273eca2c8c8fe04a20eb76ec079a6266c7b690. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d683eb7b2ffb8b8e7131a4e135273eca2c8c8fe04a20eb76ec079a6266c7b690
SHA3-384 hash: a1168fde7fdffe8b41c3ebb4a9ddc4680cc391c734724109631ec6df4ea7aed60a6069dcb760f2c6374901402677ced0
SHA1 hash: 29772a1a255d327f3443cc98ceca6e973b9afcfc
MD5 hash: fb454917f7014634810d1ef7c083b663
humanhash: berlin-twenty-east-mountain
File name:arinzezx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:739'328 bytes
First seen:2023-10-23 13:35:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:dMrHMAgR/mZRM+BAuci1VFA8a6Yd/PwDBejxZL45LqAOlTB:kgkZR5uATA8a6yPV9WN96TB
Threatray 1'122 similar samples on MalwareBazaar
TLSH T1AAF412203BA5BB92D37D27F684C59410977392690732E79E3DD2A0CA26B670CCE91F17
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% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Sheet 2.A.doc
Verdict:
Malicious activity
Analysis date:
2023-10-23 08:28:17 UTC
Tags:
exploit cve-2017-11882 loader stealer agenttesla
Link:
https://app.any.run/tasks/e1529239-3793-456d-8038-23c43ddf3e54

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Sending a custom TCP request
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/653676c5559595e2910a1200/reports/02afed21-9b39-41a7-8937-50a696db3f5a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/d683eb7b2ffb8b8e7131a4e135273eca2c8c8fe04a20eb76ec079a6266c7b690
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6f42e7e3-0e63-446b-bd40-181caa8f29dc
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1330613
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d683eb7b2ffb8b8e7131a4e135273eca2c8c8fe04a20eb76ec079a6266c7b690
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d683eb7b2ffb8b8e7131a4e135273eca2c8c8fe04a20eb76ec079a6266c7b690/
Threat name:
ByteCode-MSIL.Trojan.Darkstealerloader
Create hunting rule
Status:
Malicious
First seen:
2023-10-23 07:27:54 UTC
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=22b6w6zp7ofy44jrutqtkjz6ziwizd7ajiqow5xma6ngezwhw2ia._file
Verdict:
malicious
Similar samples:
0be380906ad865eadadd41573bc90cdaa2de6112a075b7c8ea65d94e8531ef6d
AgentTesla
266e0c476f1988732a361461a4837386b72f215f5135033512c12bb3dde329c6
AgentTesla
41ba24841b5058d02d56f6e4bd187bd7c9f6ece97f38c682a27bfc26748e4c5f
AgentTesla
be97e1d540ea8ba81adbd8873a4ef6123f6d5d3ff51fa010e432ae7e4cad8e99
AgentTesla
cf7d6cbc7a96896a60640f293bb9e3aad591556cbffdab459b2e52f89f89865e
AgentTesla
f7b800601e3b238161684a6921827dbed9d3f285740028da7f59e42968fa96cc
AgentTesla
+ 1'112 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231023-qv874sah82/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
fd176165a243e915851f120a7ae83a014f5ec6a3bb3f108c94cbddd49b7c8d83
MD5 hash:
d52354b7855f5d07fc4f1f78cb80b004
SHA1 hash:
ea542266f6208a83c7b34bda37c46f36f10dab1b
Link:
https://www.unpac.me/results/6909e412-9812-445b-9353-636ee8d716c1/
SH256 hash:
ffedb0011e1683d0fb8f90d31777fcdaa52357de96346e1e867cac35a6e1dd07
MD5 hash:
d5bcccffc50566bbfe65aa3ddd01e690
SHA1 hash:
2f445779115789f2dfc1010efdc2b9d9ffa63e3e
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/6909e412-9812-445b-9353-636ee8d716c1/
Parent samples :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 hash:
577688f16566f594b48128b1b79004ed42d4482408558203ae195a14800489ab
MD5 hash:
2c0eeb618719010964793bc0521fce86
SHA1 hash:
10a2db7f98eca3cf8bab68e3617e62c228212745
Link:
https://www.unpac.me/results/6909e412-9812-445b-9353-636ee8d716c1/
SH256 hash:
2ab55deec106cc0204f2de38908364fab99073b88a422368bc54d60be411511e
MD5 hash:
6ea8e03d5a39e256c2eee2b5534cab09
SHA1 hash:
0b50b9fc7582f74c434407c2da2ad4defbeb34f6
Link:
https://www.unpac.me/results/6909e412-9812-445b-9353-636ee8d716c1/
SH256 hash:
d683eb7b2ffb8b8e7131a4e135273eca2c8c8fe04a20eb76ec079a6266c7b690
MD5 hash:
fb454917f7014634810d1ef7c083b663
SHA1 hash:
29772a1a255d327f3443cc98ceca6e973b9afcfc
Link:
https://www.unpac.me/results/6909e412-9812-445b-9353-636ee8d716c1/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d683eb7b2ffb/report/overview.html
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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
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.

  
Delivery method
Other
  
URLhaus
https://urlhaus.abuse.ch/url/2721908/

Comments