MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3. 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
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SHA256 hash: 08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3
SHA3-384 hash: 5cfd4ca0f87e500de23b57258c39099e23965cd4859936ec007b6981611e6890b3a11653be5ce8ce1aa7415307db2af6
SHA1 hash: 8082ac7548eaf7264884c4295e0c1f272c0700d4
MD5 hash: e2994fd1d2f56f8352ebf4d30b221d8f
humanhash: magazine-hotel-timing-north
File name:SCAN_DSC0027929829.PDF..exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:2'774'016 bytes
First seen:2024-01-22 14:17:56 UTC
Last seen:2024-01-22 16:43:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 02e3ebe88b2a6296bb4b034e0bd03814 (4 x DBatLoader, 1 x RemcosRAT)
ssdeep 49152:xDWu2Avcfk5wAQaEOsA7M0enZFcZrABL:xyu9uFK0x
TLSH T1AAD5AE115F3CB8B2FCD4C936CE677364A7653E31AD6089A236A878DCD976E9D702C012
TrID 36.1% (.SCR) Windows screen saver (13097/50/3)
29.0% (.EXE) Win64 Executable (generic) (10523/12/4)
12.4% (.EXE) Win32 Executable (generic) (4505/5/1)
5.7% (.EXE) Win16/32 Executable Delphi generic (2072/23)
5.6% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 111cfc60abb56b15 (4 x DBatLoader, 1 x RemcosRAT)
Reporter James_inthe_box
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
319
Origin country :
US US
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3.exe
Verdict:
Malicious activity
Analysis date:
2024-01-22 14:20:24 UTC
Tags:
dbatloader rat remcos remote keylogger
Link:
https://app.any.run/tasks/42c0811b-0143-460d-b73e-d64bc42476ea

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
ModiLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/472310/
Detection(s):
SecuriteInfo.com.Trojan.Siggen24.39966.6596.10617.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching a process
Creating a process from a recently created file
Creating a service
Creating a file in the Windows subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint hook keylogger masquerade packed
Link:
https://www.filescan.io/uploads/65ae791b47de2264dd5fecc1/reports/2aef2033-eb3a-4bbb-9b28-98b6ed5f77e9/overview
Verdict:
Malicious
Labled as:
TrojanDownloader.ModiLoader_AGen
Link:
https://www.hybrid-analysis.com/sample/08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3
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:
Malicious
Link:
https://analyze.intezer.com/analyses/7dc148ca-163f-4e8b-92b6-7f769e8b205a
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1378778
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
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
DLL side loading technique detected
Drops PE files with a suspicious file extension
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sigma detected: Remcos
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 DBatLoader
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: 1378778 Sample: SCAN_DSC0027929829.PDF..exe Startdate: 22/01/2024 Architecture: WINDOWS Score: 100 61 web.fe.1drv.com 2->61 63 onedrive.live.com 2->63 65 5 other IPs or domains 2->65 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Antivirus detection for URL or domain 2->73 75 10 other signatures 2->75 10 SCAN_DSC0027929829.PDF..exe 1 8 2->10         started        15 Aiutyldm.PIF 2->15         started        signatures3 process4 dnsIp5 67 dual-spov-0006.spov-msedge.net 13.107.139.11, 443, 49701, 49702 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 10->67 47 C:\Users\Public\Libraries\truesight.sys, PE32+ 10->47 dropped 49 C:\Users\Public\Libraries\netutils.dll, PE32+ 10->49 dropped 51 C:\Users\Public\Libraries\easinvoker.exe, PE32+ 10->51 dropped 53 C:\Users\Public\Libraries\Aiutyldm.PIF, PE32 10->53 dropped 91 Drops PE files with a suspicious file extension 10->91 93 Writes to foreign memory regions 10->93 95 Allocates memory in foreign processes 10->95 99 2 other signatures 10->99 17 colorcpl.exe 5 16 10->17         started        22 cmd.exe 1 10->22         started        97 Multi AV Scanner detection for dropped file 15->97 24 colorcpl.exe 15->24         started        file6 signatures7 process8 dnsIp9 55 127.0.0.1 unknown unknown 17->55 57 geoplugin.net 178.237.33.50, 49708, 80 ATOM86-ASATOM86NL Netherlands 17->57 59 192.3.101.8, 49706, 49707, 55677 AS-COLOCROSSINGUS United States 17->59 45 C:\ProgramData\remcos\logs.dat, data 17->45 dropped 77 Contains functionality to bypass UAC (CMSTPLUA) 17->77 79 Tries to steal Mail credentials (via file registry) 17->79 81 Contains functionalty to change the wallpaper 17->81 83 7 other signatures 17->83 26 colorcpl.exe 1 17->26         started        29 colorcpl.exe 1 17->29         started        31 colorcpl.exe 2 17->31         started        33 colorcpl.exe 17->33         started        35 conhost.exe 22->35         started        37 cmd.exe 2 22->37         started        file10 signatures11 process12 signatures13 85 Tries to steal Instant Messenger accounts or passwords 26->85 87 Tries to harvest and steal browser information (history, passwords, etc) 26->87 89 Tries to steal Mail credentials (via file / registry access) 29->89 39 MpCmdRun.exe 35->39         started        41 conhost.exe 37->41         started        process14 process15 43 conhost.exe 39->43         started       
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3/
Threat name:
Win32.Trojan.ModiLoader
Create hunting rule
Status:
Malicious
First seen:
2024-01-22 05:53:33 UTC
File Type:
PE (Exe)
Extracted files:
46
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bdlwhotmd3ypwhqxotuqkdtovypgdtkbjholkm2pnzz6tl5wz7zq._file
Verdict:
unknown
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:remotehost collection persistence rat trojan
Link:
https://tria.ge/reports/240122-rl9myshba7/
Behaviour
Suspicious behavior: LoadsDriver
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Program crash
Launches sc.exe
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Creates new service(s)
ModiLoader Second Stage
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
127.0.0.1:45671
127.0.0.1:55677
192.3.101.8:55677
192.3.101.8:45671
Gathering data
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/08d763ba6c1e/report/overview.html
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/08d763ba6c1ef0fb1e1774e9050e6eae1e61cd4149dcb5334f6e73e9afb6cff3

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:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/472310/

Comments