MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1
SHA3-384 hash: e559e5d0bdca2c2ebf8453115dbaa54dffd8549bfd5a8bc9ae35b4b2034e4bae9c4743b5ab099dcde399624abc9a8b32
SHA1 hash: bea33f6e7e7ecbc1e3ba93e9e05b4d9f3e8ff5b4
MD5 hash: 5912a654c8ebc060400666bb863f2789
humanhash: floor-sink-maryland-thirteen
File name:PO 19743.r15
Download: download sample
Signature AgentTesla
Create hunting rule
File size:483'759 bytes
First seen:2023-06-09 13:16:40 UTC
Last seen:2023-06-09 13:32:15 UTC
File type: rar
MIME type:application/x-rar
ssdeep 12288:JurBuaKo29okeZnh4fWhJ5LuqNBSVIw9JtxJjas/8cNENGL:JFaKoATeDsU5uq6VNJtxdYQL
TLSH T153A423369FDA8AF718D644C353C5107E0DC4EA8D012A1EADCD94A9E6205A14CF2B7CFB
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla r15 rar


Avatar
cocaman
Malicious email (T1566.001)
From: "egb@elettronicagb.it" (likely spoofed)
Received: "from elettronicagb.it (unknown [45.137.22.237]) "
Date: "09 Jun 2023 08:20:39 +0200"
Subject: "RE: PO 19743 (AFTER 19743)"
Attachment: "PO 19743.r15"

Intelligence

File Origin
# of uploads :
4
# of downloads :
186
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:PO 19743.exe
File size:915'456 bytes
SHA256 hash: 3c15327363831cc1f832ff3fc3156339c546dc72ace1342502b5826416adcd28
MD5 hash: fb11977f722e153ea25a13673d03b577
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Rogue.0hr.20230609-1234.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin packed
Link:
https://www.filescan.io/uploads/6483265015a07ef7440e7c90/reports/fda8784a-efa2-4129-bb3d-438be5a2ae0b/overview
Verdict:
Malicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-06-09 02:57:38 UTC
File Type:
Binary (Archive)
Extracted files:
26
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qgzt3e4spx4mekogl44jp3bndf6z2fgk3eqnzhqcr7qubct26pyq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230609-rwvxjsdb8x/
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
Looks up external IP address via web service
AgentTesla
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/81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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

rar 81b33d93927df8c229c65f3897ec2d197d9d14cad920dc9e028fe1408a7af3f1

(this sample)

AgentTesla

Executable exe 3c15327363831cc1f832ff3fc3156339c546dc72ace1342502b5826416adcd28

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 3c15327363831cc1f832ff3fc3156339c546dc72ace1342502b5826416adcd28
  
Dropping
MD5 fb11977f722e153ea25a13673d03b577

Comments