MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 620b79690a427dee912ff5b3a0d482add3afb2b5403ce8e44fc0033b4a7ac009. 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 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 620b79690a427dee912ff5b3a0d482add3afb2b5403ce8e44fc0033b4a7ac009
SHA3-384 hash: 8c7f871764338091877554aa48fcee7e0a3daa225b8fea16a6d6963df73198b79833cfc4c02e880c6debd9613ead6214
SHA1 hash: 178f42bb05246526fa39f5595c179262e0b94d10
MD5 hash: e6689b6bbd793951dcc1062553cf6d41
humanhash: ohio-oklahoma-asparagus-foxtrot
File name:PO.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'117'014 bytes
First seen:2025-03-12 08:57:09 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 24576:Dfu57O0pVMT00KWKe+5wV8crNUYh1P8AZS43/z:DA6/wA+5wZUU1BS43r
TLSH T1C535331ACF659CB997E2827C22D63ABC8334A76B011C80C21F487C75667DCE6EDBB505
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter cocaman
Tags:AgentTesla rar


Avatar
cocaman
Malicious email (T1566.001)
From: "Olivia Lee <olivialee@kingcar.com.tw>" (likely spoofed)
Received: "from dixonparker.proyectojuvenil.com (unknown [45.138.183.203]) "
Date: "11 Mar 2025 23:12:47 -0700"
Subject: "RE: New Order"
Attachment: "PO.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
CH CH
File Archive Information

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

File name:PO.exe
File size:1'131'520 bytes
SHA256 hash: b264cf00761ea67d6c6e881988ba91d436aa801a778d2f640629542a4289f80c
MD5 hash: f4e5c63603a9adf8fde2dd43bc12d1fb
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d14eef4fd7d3fd0e0878b7
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
net_reactor obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/67d14ca3e95d0f9029e7ec42/reports/8712d26b-cfe6-4aff-b455-f94b50d1b7ae/overview
Verdict:
Malicious
Labled as:
Ransom.Wacatac
Link:
https://www.hybrid-analysis.com/sample/620b79690a427dee912ff5b3a0d482add3afb2b5403ce8e44fc0033b4a7ac009
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/620b79690a427dee912ff5b3a0d482add3afb2b5403ce8e44fc0033b4a7ac009/
Threat name:
ByteCode-MSIL.Trojan.Seraph
Create hunting rule
Status:
Malicious
First seen:
2025-03-11 12:22:26 UTC
File Type:
Binary (Archive)
Extracted files:
4
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mifxs2ikij665ejp6wz2bvecvxj27mvvia6orzcpyabtwst2yaeq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/250312-levbsswths/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla
Agenttesla family
Suspicious use of NtCreateUserProcessOtherParentProcess
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/620b79690a427dee912ff5b3a0d482add3afb2b5403ce8e44fc0033b4a7ac009

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:win32_dotnet_obfuscate
Create hunting rule
Author:Reedus0
Description:Rule for detecting .NET obfuscated malware
Rule name:Windows_Generic_Threat_9f4a80b2
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla
Rule name:win_agent_tesla_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

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

Malspam

AgentTesla

rar 620b79690a427dee912ff5b3a0d482add3afb2b5403ce8e44fc0033b4a7ac009

(this sample)

AgentTesla

Executable exe b264cf00761ea67d6c6e881988ba91d436aa801a778d2f640629542a4289f80c

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 b264cf00761ea67d6c6e881988ba91d436aa801a778d2f640629542a4289f80c
  
Dropping
AgentTesla
  
Dropping
MD5 f4e5c63603a9adf8fde2dd43bc12d1fb

Comments