MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5
SHA3-384 hash: 7a39ed5c0ba1aa702f7364e973a643bebf6f91885191b48bae0cf570bb69785a3406ec368fd85cf3142f95dd57279558
SHA1 hash: 5c89b356e3ec747ff792525a39aef28e571736d9
MD5 hash: 4c2909c2e9922500d0cb313c1d9f1539
humanhash: missouri-moon-uncle-lactose
File name:New order from CoreSystem Technology Limited.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:649'059 bytes
First seen:2024-03-11 15:32:56 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:7TdsDgjIBDXno6VD5hA7/9Xm2YxwRgZetVJnfRMDEu0oMmjbb1:7MjBToID5q12mRgZUJnXu02vB
TLSH T14DD4239FD40F197CE660FAB826E6015C85C74A48E31FD4C9CF237288471AAFB55B5CA2
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: ""Vanessa Wong"<vanessa.wong@coretek.com.hk>" (likely spoofed)
Received: "from coretek.com.hk (unknown [45.137.22.82]) "
Date: "7 Mar 2024 20:08:39 +0100"
Subject: "New order from CoreSystem Technology Limited"
Attachment: "New order from CoreSystem Technology Limited.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
110
Origin country :
CH CH
File Archive Information

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

File name:New order from CoreSystem Technology Limited.exe
File size:710'152 bytes
SHA256 hash: ea5365c541520a84c08b255b188c992fd4a4fac9a52032b03a36d45d679e2f5a
MD5 hash: e504fbfffe96216b53b6a19cb4758fad
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade overlay packed
Link:
https://www.filescan.io/uploads/65ef243a87137159d43c7216/reports/0d115aef-743a-4c13-af33-a2a1a7a3c489/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5
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/ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-03-07 01:54:17 UTC
File Type:
Binary (Archive)
Extracted files:
7
AV detection:
21 of 24 (87.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zkhernriurr5x7hehkddfh4jcnxswg5fimzi3y7tgjoplofawg2q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240311-tmc2gsfb21/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
AgentTesla
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/ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5

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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
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

File information

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

Malspam

AgentTesla

rar ca8e48b628a463dbfce43a86329f89136f2b1ba543328de3f3325cf5b8a0b1b5

(this sample)

AgentTesla

Executable exe ea5365c541520a84c08b255b188c992fd4a4fac9a52032b03a36d45d679e2f5a

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 ea5365c541520a84c08b255b188c992fd4a4fac9a52032b03a36d45d679e2f5a
  
Dropping
AgentTesla

Comments