MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779. 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 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779
SHA3-384 hash: 04888a2af6105bc52e762462370d409a500d4387772168273981dcc1de050352b2590f0a792c3173198f88080671137d
SHA1 hash: fe51310df5ddb6552cfb6f100f2b34ab00d421ee
MD5 hash: e0934033ebb050e467f7f7299e2d35f1
humanhash: foxtrot-bakerloo-september-hydrogen
File name:DHL‮fdp.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:953'344 bytes
First seen:2025-02-13 09:34:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:AU+LeUFrzvvTrXM2Wh1GpE7OKlr+uPtiZoEPrltbMlUyv1dtK1rx0YfXc4d:ArFrnrXPWh1G6H+u1JmJ9CxNf6xW
Threatray 360 similar samples on MalwareBazaar
TLSH T16715E14F1AD18490E8ED4D75A7B840A906B0BE1F6822F36F548072FADFBB78754512B3
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
File icon (PE):PE icon
dhash icon d4cc86b2b686cce0 (1 x DCRat, 1 x RemcosRAT)
Reporter threatcat_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
422
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
DHL‮fdp.exe
Verdict:
Malicious activity
Analysis date:
2025-02-13 09:42:15 UTC
Tags:
rat remcos remote
Link:
https://app.any.run/tasks/afccce41-c9cf-466d-8110-c9624fc07e36

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67adbc9c28ab76d43a5ab357
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9405288b-e936-473f-9baf-0bbf29ba8772
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1614114
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
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
Delayed program exit found
Detected Remcos RAT
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1614114 Sample: DHLfdp.exe Startdate: 13/02/2025 Architecture: WINDOWS Score: 100 31 i.ibb.co 2->31 33 geoplugin.net 2->33 47 Suricata IDS alerts for network traffic 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 9 other signatures 2->53 8 DHLfdp.exe 15 3 2->8         started        signatures3 process4 dnsIp5 35 i.ibb.co 108.181.22.211, 443, 49709, 49943 ASN852CA Canada 8->35 27 C:\Users\user\AppData\...\DHLfdp.exe.log, ASCII 8->27 dropped 55 Writes to foreign memory regions 8->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->57 59 Injects a PE file into a foreign processes 8->59 13 AddInProcess32.exe 4 15 8->13         started        file6 signatures7 process8 dnsIp9 37 172.245.123.12, 49994, 49996, 8690 AS-COLOCROSSINGUS United States 13->37 39 geoplugin.net 178.237.33.50, 49995, 80 ATOM86-ASATOM86NL Netherlands 13->39 29 C:\ProgramData\remcos\logs.dat, data 13->29 dropped 61 Contains functionality to bypass UAC (CMSTPLUA) 13->61 63 Detected Remcos RAT 13->63 65 Tries to steal Mail credentials (via file registry) 13->65 67 8 other signatures 13->67 18 AddInProcess32.exe 1 13->18         started        21 AddInProcess32.exe 1 13->21         started        23 AddInProcess32.exe 14 13->23         started        25 2 other processes 13->25 file10 signatures11 process12 signatures13 41 Tries to steal Instant Messenger accounts or passwords 18->41 43 Tries to harvest and steal browser information (history, passwords, etc) 18->43 45 Tries to steal Mail credentials (via file / registry access) 21->45
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2025-02-13 09:35:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r4b3fgvhrevo5ycwtnnqcbhssdwlgn2jxpyr5nag7dn3a2psc54q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
0d4bf4e1a47fa2cfdb5cdc23d8a2b1552c1d82c307e1eec95297e62a478d2f2d
RemcosRAT
39fe045b17ab2fcdb512758a431845409c29ca9341090ac81878658423c39129
RemcosRAT
43662e68046f7ba9f58863a4f68170c4752e8da64e76324fb25fbabb193bb361
RemcosRAT
931e3628826b5becb12781a8d1734715512b282ea3d33978c28db1676cbac726
RemcosRAT
ae7dd99d6214b35fe4d225dd782ca41714ffd0b637d8db40fbb887e00807d288
RemcosRAT
b6bcdbd5822720d72a949b018443c758725389d96cffb16a146830c567c302d2
RemcosRAT
error
RemcosRAT
f3646ac33546540137231400c43e90525e2bc6fad1ba2c27cb56466c65bd58b3
RemcosRAT
+ 350 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery rat
Link:
https://tria.ge/reports/250213-ljv4wswre1/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
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
Accesses Microsoft Outlook accounts
Downloads MZ/PE file
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
172.245.123.12:8690
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b26196d5-8821-46d9-8f85-c334e5000a16
Unpacked files
SH256 hash:
8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779
MD5 hash:
e0934033ebb050e467f7f7299e2d35f1
SHA1 hash:
fe51310df5ddb6552cfb6f100f2b34ab00d421ee
Link:
https://www.unpac.me/results/e4742110-4044-463a-9443-d0d9b214e12a/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f03b29aa789/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:NETexecutableMicrosoft
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

RemcosRAT

Executable exe 8f03b29aa7892aeee0569b5b0104f290ecb33749bbf11eb406f8dbb069f21779

(this sample)

  
Delivery method
Distributed via e-mail attachment

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments