MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79
SHA3-384 hash: 33c679ed02b11e1e7e91b4866995f7e13bb13cba95b04f820e09f52a14ab0ddf126adbc75db068a6b4a04b13757f7262
SHA1 hash: 647db719766240fabdd00a1594994d59821cda0b
MD5 hash: 8ad71cc8ed5f03dbed1e37f88c83ce82
humanhash: glucose-fourteen-indigo-minnesota
File name:Revised invoice.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:622'350 bytes
First seen:2023-10-04 05:40:32 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:iP/C2ARqvU9zWR/aVULMsG6b8GZjEz4xSiKSP5mwbUXsWl:iPaVRqvdNaVZs1pjEz4xiygiol
TLSH T1B4D4231B85167DEE7400F667D4523B5A1254D292D0ADFB8C55AED33C0BE1CEC82BE8E1
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla INVOICE rar


Avatar
cocaman
Malicious email (T1566.001)
From: "accounting@messe-duesseldorf.de" (likely spoofed)
Received: "from messe-duesseldorf.de (unknown [185.225.75.115]) "
Date: "3 Oct 2023 13:44:23 -0700"
Subject: "Revised invoice "
Attachment: "Revised invoice.rar"

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:xgOsdqKwd2CPlvC.exe
File size:662'528 bytes
SHA256 hash: 8a6c6cf2621bc864fe773ead086f95b0d95a6d959f0920b59c571242ef5aa126
MD5 hash: 77228713b1ae12efaddd001535782c1d
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79/results/dashboard
Gathering data
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79
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/4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-03 19:06:37 UTC
File Type:
Binary (Archive)
Extracted files:
9
AV detection:
17 of 35 (48.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jumjdyvj6xh6cbi5aw62wjitoal2yb7to2oclzcpcb4kt2jlxz4q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence spyware stealer
Link:
https://tria.ge/reports/231004-gs66asbd54/
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:
1.00
Link:
https://yomi.yoroi.company/submissions/4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79

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: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

File information

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

Malspam

AgentTesla

rar 4d1891e2a9f5cfe1051d05bdab25137017ac07f3769c25e44f1078a9e92bbe79

(this sample)

AgentTesla

Executable exe 8a6c6cf2621bc864fe773ead086f95b0d95a6d959f0920b59c571242ef5aa126

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 8a6c6cf2621bc864fe773ead086f95b0d95a6d959f0920b59c571242ef5aa126

Comments