MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39. 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: 14


Intelligence 14 IOCs 1 YARA 26 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39
SHA3-384 hash: 898798d9578558ec08c983a9c275075a38c1bc648e9fdc1ea4812ab53cfff2c8aeb0229caf035e6fb8722a19c113b42f
SHA1 hash: af7379ce93cdca17456d9af8deaaf588e5e7139e
MD5 hash: ec62ae7221de63141b5ad7a8fe61b4ab
humanhash: harry-pip-eighteen-maine
File name:EC62AE7221DE63141B5AD7A8FE61B4AB.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'655'808 bytes
First seen:2025-07-09 15:40:11 UTC
Last seen:2025-07-09 19:20:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ddeeffa9a92b3026f8620e9b2113d651 (1 x XWorm, 1 x RemcosRAT)
ssdeep 49152:dWevTJeuDlx4QNnYOv/BO5+Xs30XQnr7wK3vmjXvTyhwEm3adLUD+tl:d/VDlx4QmOv/s5+Xs30XQnr7wK3vmDvc
TLSH T19A75CFF5629D8962D11EC67078FBA7A8582D3FEA1B14F5C21DE27F0CFE2939161190C2
TrID 38.0% (.EXE) Win32 Executable Delphi generic (14182/79/4)
28.2% (.EXE) Win64 Executable (generic) (10522/11/4)
12.0% (.EXE) Win32 Executable (generic) (4504/4/1)
5.5% (.EXE) Win16/32 Executable Delphi generic (2072/23)
5.4% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon 7cf0a49c94988894 (8 x SnakeKeylogger, 5 x RemcosRAT, 2 x XWorm)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
194.59.31.18:6220

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
194.59.31.18:6220 https://threatfox.abuse.ch/ioc/1555093/

Intelligence

File Origin
# of uploads :
2
# of downloads :
40
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOW HEX Tube Bundle Fabrication E1101A E1113A Rev.1_docx.JS
Verdict:
Malicious activity
Analysis date:
2025-07-02 08:07:31 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f7142bdf-f580-42ce-90cb-1c378d8cc487

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/13693/
Detection(s):
Win.Trojan.Modiloader-10042434-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686e8d6e900df8e7f8691696
Tags:
autorun delphi emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
Setting a keyboard event handler
Connection attempt to an infection source
DNS request
Sending a custom TCP request
Connection attempt
Connecting to a non-recommended domain
Moving of the original file
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Query of malicious DNS domain
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39
Malware family:
ModiLoader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3e321a9a-e464-4c70-aec3-537bac9874c5
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1731991
Signature
Allocates many large memory junks
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Detected Remcos RAT
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the user root directory
Drops PE files with a suspicious file extension
Found malware configuration
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: DLL Search Order Hijackig Via Additional Space in Path
Sigma detected: Execution from Suspicious Folder
Sigma detected: Remcos
Sigma detected: Suspicious Program Location with Network Connections
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1731991 Sample: qJwwLJGKz3.exe Startdate: 09/07/2025 Architecture: WINDOWS Score: 100 51 talkabt.duckdns.org 2->51 53 maxpressure.duckdns.org 2->53 55 4 other IPs or domains 2->55 79 Suricata IDS alerts for network traffic 2->79 81 Found malware configuration 2->81 83 Malicious sample detected (through community Yara rule) 2->83 87 12 other signatures 2->87 8 qJwwLJGKz3.exe 8 2->8         started        12 rundll32.exe 3 2->12         started        signatures3 85 Uses dynamic DNS services 53->85 process4 file5 45 C:\Users\Public\Libraries\tpnzwiqG.pif, PE32 8->45 dropped 89 Drops PE files with a suspicious file extension 8->89 91 Writes to foreign memory regions 8->91 93 Allocates memory in foreign processes 8->93 95 3 other signatures 8->95 14 tpnzwiqG.pif 4 3 8->14         started        19 cmd.exe 1 8->19         started        21 cmd.exe 1 8->21         started        23 cmd.exe 1 8->23         started        25 Gqiwznpt.PIF 12->25         started        signatures6 process7 dnsIp8 57 talkabt.duckdns.org 194.59.31.18, 1759, 49721, 49725 COMBAHTONcombahtonGmbHDE Germany 14->57 59 letseehowitgoes.mooo.com 127.0.0.2 unknown unknown 14->59 49 C:\ProgramData\remcos\logs.dat, data 14->49 dropped 61 Contains functionality to bypass UAC (CMSTPLUA) 14->61 63 Detected unpacking (changes PE section rights) 14->63 65 Detected Remcos RAT 14->65 77 6 other signatures 14->77 67 Uses schtasks.exe or at.exe to add and modify task schedules 19->67 27 esentutl.exe 2 19->27         started        31 conhost.exe 19->31         started        33 alpha.pif 2 19->33         started        35 alpha.pif 2 19->35         started        37 conhost.exe 21->37         started        39 schtasks.exe 1 21->39         started        41 conhost.exe 23->41         started        69 Writes to foreign memory regions 25->69 71 Allocates memory in foreign processes 25->71 73 Sample uses process hollowing technique 25->73 75 Allocates many large memory junks 25->75 43 tpnzwiqG.pif 25->43         started        file9 signatures10 process11 file12 47 C:\Users\Public\alpha.pif, PE32 27->47 dropped 97 Drops PE files to the user root directory 27->97 99 Drops PE files with a suspicious file extension 27->99 101 Drops or copies cmd.exe with a different name (likely to bypass HIPS) 27->101 103 Detected Remcos RAT 43->103 signatures13
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) Win 32 Exe x86
Link:
https://app.malva.re/file/ec62ae7221de63141b5ad7a8fe61b4ab
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2025-07-03 02:18:49 UTC
File Type:
PE (Exe)
Extracted files:
63
AV detection:
26 of 37 (70.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yrnpgnxzy4yq4xkcytrrfbqcaf6lgxf32suuwitz6vbd4ims7m4q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
dbatloader
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader discovery execution persistence trojan
Link:
https://tria.ge/reports/250709-s4dtnsdj7s/
Behaviour
Runs ping.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of SetThreadContext
Executes dropped EXE
ModiLoader Second Stage
ModiLoader, DBatLoader
Modiloader family
Verdict:
Malicious
Tags:
Win.Trojan.Modiloader-10042434-0 Remcos
YARA:
n/a
Link:
https://app.threat.zone/submission/23078720-cfe0-46dd-bf8a-139d29ac7ad8
Unpacked files
SH256 hash:
c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39
MD5 hash:
ec62ae7221de63141b5ad7a8fe61b4ab
SHA1 hash:
af7379ce93cdca17456d9af8deaaf588e5e7139e
Link:
https://www.unpac.me/results/cbc73d80-d6fb-4e10-ac0d-5539d291a7d1/
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/c45af336f9c7310e5d42c4e3128602017cb35cbbd4a94b2279f5423e2192fb39

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:BobSoftMiniDelphiBoBBobSoft
Create hunting rule
Author:malware-lu
Rule name:Borland
Create hunting rule
Author:malware-lu
Rule name:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:dependsonpythonailib
Create hunting rule
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked remcos malware samples.
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Remcos_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Remcos Payload
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/13693/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::OpenProcess
kernel32.dll::WriteProcessMemory
kernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryExA
kernel32.dll::LoadLibraryA
kernel32.dll::GetStartupInfoA
kernel32.dll::GetDiskFreeSpaceA
kernel32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileA
kernel32.dll::FindFirstFileA
version.dll::GetFileVersionInfoSizeA
version.dll::GetFileVersionInfoA
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExA
advapi32.dll::RegQueryValueExA
WIN_USER_APIPerforms GUI Actionsuser32.dll::ActivateKeyboardLayout
user32.dll::CreateMenu
user32.dll::FindWindowA
user32.dll::PeekMessageA
user32.dll::PeekMessageW
user32.dll::CreateWindowExA

Comments