MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec. 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: 7


Intelligence 7 IOCs YARA 21 File information Comments
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SHA256 hash: 81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec
SHA3-384 hash: 09a503f69c8cbeba77eb63445aa948d4b15b3966abc815ce891d47e92903f1cd2ca722a704fd950765ad1ebe13aa08bf
SHA1 hash: 50d57e180e42aac5ae430e2a0c0b47a4667ac875
MD5 hash: 716155a7b708f1e34d964549646784c9
humanhash: winner-cola-failed-wyoming
File name:Comanda de achizitie-4500628950.pdf.uu
Download: download sample
Signature AgentTesla
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File size:620'168 bytes
First seen:2024-01-27 13:32:49 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:RpD3+aFnGim7o8JDzNYzPicdaWph7cENpP19IV4cdztvdBaVtKKc+KTIb:RIaFA7o8lROdamKdhvXyed8b
TLSH T1DDD43364268ED24D671B16A78C50F7B54ABAE02C4DB228307F00DA31BDF2568FF854DE
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter e24111111111111
Tags:AgentTesla rar

Intelligence

File Origin
# of uploads :
1
# of downloads :
102
Origin country :
GR GR
File Archive Information

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

File name:Comanda de achizitie-4500628950.pdf.exe
File size:1'245'184 bytes
SHA256 hash: 750f94ef716d9dd9d4742173c74c1cf6702904c0d2a18fad8ca74014ce95f668
MD5 hash: 3fa20497847094c3d4f2ddf3b1bb741a
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL
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Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin masquerade packed shell32
Link:
https://www.filescan.io/uploads/65b506124aed8b65c877c8bc/reports/ba194c1f-6e85-401f-9de2-801b39c354e5/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec
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/81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec/
Threat name:
Script-AutoIt.Spyware.Negasteal
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Status:
Malicious
First seen:
2024-01-25 08:04:32 UTC
File Type:
Binary (Archive)
Extracted files:
26
AV detection:
17 of 38 (44.74%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qhhw2xhtm4aryu3brcqhamszffrpk2hk26oyxfm2tzbllkes37wa._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/81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec

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:AgentTeslaV2
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Author:ditekshen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:AgentTeslaV3
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Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AutoIT_Compiled
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Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
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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
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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
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Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
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Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
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Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
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:MALWARE_Win_AgentTeslaV2
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Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Imphash_Mar23_3
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Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:Internal Research
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
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Author:Florian Roth
Description:Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:Internal Research
Rule name:Windows_Trojan_AgentTesla_ebf431a8
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Author:Elastic Security
Rule name:win_agent_tesla_g2
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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 81cf6d5cf367011c536188a07032592962f568ead79d8b959a9e42b5a892dfec

(this sample)

AgentTesla

Executable exe 750f94ef716d9dd9d4742173c74c1cf6702904c0d2a18fad8ca74014ce95f668

  
Dropping
SHA256 750f94ef716d9dd9d4742173c74c1cf6702904c0d2a18fad8ca74014ce95f668
  
Delivery method
Distributed via e-mail attachment

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