MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53bd552dc69158354ad5adf227f5db313859f5357b418847cd43364edf3b9214. 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: 6


Intelligence 6 IOCs YARA 17 File information Comments
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SHA256 hash: 53bd552dc69158354ad5adf227f5db313859f5357b418847cd43364edf3b9214
SHA3-384 hash: c3ee8aed4b3aef1c1cb4cfb226011185d909ec1b330d3addc138c6c09f50d27c36523980a0e38c26c53c86c83b47ba02
SHA1 hash: 33c955a6b394708c19593c9a2c55e21ac08c7d47
MD5 hash: 750d8597f6f489ab975aac5eb24d3001
humanhash: paris-wisconsin-glucose-mountain
File name:Spare Part and Service quotation for S9 and T300e.pdf.arj
Download: download sample
Signature AgentTesla
Create hunting rule
File size:606'712 bytes
First seen:2024-01-22 07:36:10 UTC
Last seen:Never
File type: arj
MIME type:application/x-rar
ssdeep 12288:ZXMXmYZ1UHt4BIeGy2sxMuPh7SfwRhF2kQJ1Mn81Mlnk+wjQHYuA:5MNKHOIihigU3SiMVk+yF
TLSH T1A8D4237837179CF28DA79EBC8FD1A484A06D39170E531A204E2B691C9A978FCDD4DC63
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla arj QUOTATION


Avatar
cocaman
Malicious email (T1566.001)
From: "Khin Win Win Kyaw <khinwinwin.kyaw@umgroups.com>" (likely spoofed)
Received: "from umgroups.com (unknown [185.222.57.70]) "
Date: "22 Jan 2024 03:54:32 +0100"
Subject: "Spare Part and Service quotation for S9 and T300e"
Attachment: "Spare Part and Service quotation for S9 and T300e.pdf.arj"

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
CH CH
File Archive Information

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

File name:Spare Part and Service quotation for S9 and T300e.pdf.exe
File size:642'048 bytes
SHA256 hash: b8c957f9a2e336ad409d493d67bb72a4f56d9abc4b7cf7cd2f998d60fb34b583
MD5 hash: 1d20f81887bbb46210347844d6edbc48
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL
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Gathering data
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/53bd552dc69158354ad5adf227f5db313859f5357b418847cd43364edf3b9214
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/53bd552dc69158354ad5adf227f5db313859f5357b418847cd43364edf3b9214/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
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Status:
Malicious
First seen:
2024-01-22 02:34:43 UTC
File Type:
Binary (Archive)
Extracted files:
11
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ko6vklogsfmdkswvvxzcp5o3ge4ft5jvpnayqr6nim3e5xz3sika._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/53bd552dc69158354ad5adf227f5db313859f5357b418847cd43364edf3b9214

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:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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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
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Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
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Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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Author:malware-lu
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_RAR_with_PDF_Script_Obfuscation
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:Internal Research
Rule name:SUSP_RAR_with_PDF_Script_Obfuscation_RID34A4
Create hunting rule
Author:Florian Roth
Description:Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:Internal Research
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
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

arj 53bd552dc69158354ad5adf227f5db313859f5357b418847cd43364edf3b9214

(this sample)

AgentTesla

Executable exe b8c957f9a2e336ad409d493d67bb72a4f56d9abc4b7cf7cd2f998d60fb34b583

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 b8c957f9a2e336ad409d493d67bb72a4f56d9abc4b7cf7cd2f998d60fb34b583
  
Dropping
AgentTesla

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