MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b371b41a06aa6547799556cca32a6d4cf32501a089ad50bbfa2bdf81f2ca7ae. 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 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b371b41a06aa6547799556cca32a6d4cf32501a089ad50bbfa2bdf81f2ca7ae
SHA3-384 hash: 2ba8335579fcdf71e38f0585fe22e2960fd340cc749a57e2a7a78db20e62d5f1c23c2c76a2cba21494545c17805036b0
SHA1 hash: 8dfcbd46ea2725c210e281a125199bb6b9541ee3
MD5 hash: 7bf433fb38b16650e750be5cee582866
humanhash: thirteen-high-xray-illinois
File name:MAR-2024 SOA.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'302'670 bytes
First seen:2024-04-30 21:12:34 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 24576:sxN+OPdmA3gqDqye4WbHBh1JDPfLPZkxN+OPdmA3gqDqye4WbHBh1JDPfLPZi:ON+adwkq9JHB3BPfcN+adwkq9JHB3BP4
TLSH T13855233AA0EFFF89DACE60BF8C9B4602583B849C3258DF27409A0541D7636215EB57F5
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: "account@johanship.com <account@johanship.com>" (likely spoofed)
Received: "from johanship.com (unknown [45.137.22.87]) "
Date: "30 Apr 2024 23:10:59 +0200"
Subject: "MAR-2024 SOA "
Attachment: "MAR-2024 SOA.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
CH CH
File Archive Information

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

File name:MAR-2024 SOA.exe
File size:694'280 bytes
SHA256 hash: 1a0486e88ae41122c2292575652fdd92555f59250cea7e529ec37843a02b09a0
MD5 hash: aac586d30baf022e1b8b6c7a7cc8d13d
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66315edf9cdc03b57ab7bcbd/reports/d5d64e48-c64d-4d2d-bf79-262c2a4c0c41/overview
Verdict:
Suspicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/8b371b41a06aa6547799556cca32a6d4cf32501a089ad50bbfa2bdf81f2ca7ae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b371b41a06aa6547799556cca32a6d4cf32501a089ad50bbfa2bdf81f2ca7ae/
Threat name:
Win32.Trojan.Zmutzy
Create hunting rule
Status:
Malicious
First seen:
2024-04-30 05:12:36 UTC
File Type:
Binary (Archive)
Extracted files:
14
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rm3rwqnanktfi54zkvwmumvg2thteua2bcnnkc57uk67qhzmu6xa._file
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/8b371b41a06aa6547799556cca32a6d4cf32501a089ad50bbfa2bdf81f2ca7ae

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:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
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_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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 8b371b41a06aa6547799556cca32a6d4cf32501a089ad50bbfa2bdf81f2ca7ae

(this sample)

AgentTesla

Executable exe 1a0486e88ae41122c2292575652fdd92555f59250cea7e529ec37843a02b09a0

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 1a0486e88ae41122c2292575652fdd92555f59250cea7e529ec37843a02b09a0
  
Dropping
AgentTesla

Comments