MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 145f990406000a1e944fef609e608edd4f6a347d4038e880599bcc1fb6c709b7. 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


RemcosRAT


Vendor detections: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 145f990406000a1e944fef609e608edd4f6a347d4038e880599bcc1fb6c709b7
SHA3-384 hash: 4ba53f63f3cda69bde9098fea1ceb80d89041dbdba16f908e0aa38de979ce19947d729169cbab96a9f5cf4da00f92a02
SHA1 hash: 29164c7b01fb5b05e1edda76c5dd400a94433272
MD5 hash: 0f9c0e378126ff2574bf3915ddd07014
humanhash: shade-wolfram-london-thirteen
File name:Quotation.pdf.gz
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:942'581 bytes
First seen:2024-04-02 07:47:00 UTC
Last seen:Never
File type: gz
MIME type:application/x-rar
ssdeep 24576:IIp/sdA8JNZbSitOf5hte/dT9Ob2PBN3fLAU+hrObAQyXfrw:7pCA8SitOxreOELb+hSAfrw
TLSH T127153345180D2BD768B07A780B5978BD29B17AED15C8B1807B65E8256FFC3C8B1D08F3
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:gz QUOTATION RemcosRAT


Avatar
cocaman
Malicious email (T1566.001)
From: "Aditi Parikh <spar.po@landmarkgroup.co.in>" (likely spoofed)
Received: "from unassigned.quadranet.com (unknown [155.94.211.85]) "
Date: "2 Apr 2024 00:46:16 -0700"
Subject: "Request for Quotation"
Attachment: "Quotation.pdf.gz"

Intelligence

File Origin
# of uploads :
1
# of downloads :
136
Origin country :
CH CH
File Archive Information

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

File name:Quotation.exe
File size:1'472'000 bytes
SHA256 hash: ca52caeb15fde0f171362e3e7771edecc44f2e582cccaa0fedbd6012669076d7
MD5 hash: b637de26aa293e2d88beb31e09febd46
MIME type:application/x-dosexec
Signature RemcosRAT
Vendor Threat Intelligence
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin packed shell32
Link:
https://www.filescan.io/uploads/660bb7f7d463a7b0477b00bc/reports/e14d4dff-fb36-49e4-8dfb-0a9891bbd9f9/overview
Verdict:
Suspicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/145f990406000a1e944fef609e608edd4f6a347d4038e880599bcc1fb6c709b7
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/145f990406000a1e944fef609e608edd4f6a347d4038e880599bcc1fb6c709b7/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-04-02 07:05:36 UTC
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=crpzsbagaafb5fcp55qj4yeo3vhwund5ia4oracztpgb7nwhbg3q._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Link:
https://tria.ge/reports/240402-j8fpdscb73/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
AutoIT Executable
Suspicious use of SetThreadContext
Drops startup file
Executes dropped EXE
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
shgoini.com:30902
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/145f990406000a1e944fef609e608edd4f6a347d4038e880599bcc1fb6c709b7

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:AutoIT_Compiled
Create hunting rule
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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)

File information

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

Malspam

RemcosRAT

gz 145f990406000a1e944fef609e608edd4f6a347d4038e880599bcc1fb6c709b7

(this sample)

RemcosRAT

Executable exe ca52caeb15fde0f171362e3e7771edecc44f2e582cccaa0fedbd6012669076d7

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 ca52caeb15fde0f171362e3e7771edecc44f2e582cccaa0fedbd6012669076d7
  
Dropping
MD5 b637de26aa293e2d88beb31e09febd46

Comments