MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548
SHA3-384 hash: 2b860c7a0a33e2235e0de0595d46c3deafa5d7b30014f5771b124cd30a9daf5dc8d4347726b2a0c873f18be1a45394bd
SHA1 hash: 1395f3844e348d0a20f80cb69f606885314d66b5
MD5 hash: 59985a54b5eccacc0ca366ac588aefbb
humanhash: lion-arkansas-cup-bakerloo
File name:Inquiry.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:626'021 bytes
First seen:2023-10-02 08:47:53 UTC
Last seen:2023-10-02 14:44:20 UTC
File type: rar
MIME type:application/x-rar
ssdeep 12288:u/pM+3/OgZODljgIr8S2de1A9T3KyloJRf3tKUg70b:iia/54DLr56vJ2Jh3YUggb
TLSH T10FD4230BBC1EF7D1E016729EF1420AF7D6F731B231DE67BC9BA0AC473659460290609A
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla rar


Avatar
cocaman
Malicious email (T1566.001)
From: "cpd@alsaqergroup.com" (likely spoofed)
Received: "from alsaqergroup.com (unknown [185.225.75.115]) "
Date: "2 Oct 2023 07:43:21 -0700"
Subject: "Attached Order"
Attachment: "Order.rar"

Intelligence

File Origin
# of uploads :
2
# of downloads :
100
Origin country :
CH CH
File Archive Information

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

File name:Bz3TU0KR2wyKX1a.exe
File size:657'920 bytes
SHA256 hash: 75c3496ee243be07930a47bd8b2a34bec9fb5f956f60d3dbfcc798753c6a9421
MD5 hash: 2f8a2b89a408c2e07c8086b0437dfc34
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/651a83c2988a26b6d972d01b/reports/f68debdd-152f-4a82-baf5-ce0589ac1dbc/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548
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/55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548/
Threat name:
ByteCode-MSIL.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2023-10-02 08:47:56 UTC
File Type:
Binary (Archive)
Extracted files:
25
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kxsgy5e5niybigpsmygtbexhzrflh4tfwq3cfyh655nvmazdmvea._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence spyware stealer
Link:
https://tria.ge/reports/231002-p2cbaace37/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548

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: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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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 55e46c749d6a301419f2660d3092e7cc4ab3f265b43622e0feef5b5603236548

(this sample)

AgentTesla

Executable exe 75c3496ee243be07930a47bd8b2a34bec9fb5f956f60d3dbfcc798753c6a9421

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 75c3496ee243be07930a47bd8b2a34bec9fb5f956f60d3dbfcc798753c6a9421
  
Dropping
AgentTesla
  
Dropping
MD5 2f8a2b89a408c2e07c8086b0437dfc34

Comments