MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f56f255d748be9370700d75eab9e32735fe802f885c81f88d0c8b91f022c2673. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f56f255d748be9370700d75eab9e32735fe802f885c81f88d0c8b91f022c2673
SHA3-384 hash: 93345cfd0fb3e85307d9c1ec65c627558f65f1c42904c227b0081cda7f2da0d70f5e2dedc5dd2581612d4036b4e56277
SHA1 hash: 3f11f60edf5bac2bc74b1164a752613a86a32c4d
MD5 hash: 6e873d2373cdc7c41ae6e38bab828034
humanhash: seventeen-wyoming-nebraska-sierra
File name:6E873D2373CDC7C41AE6E38BAB828034.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:894'464 bytes
First seen:2023-07-11 23:20:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 001ea244e4e2558aec9684b401d7c6af (1 x RemcosRAT)
ssdeep 12288:V2IYvAKnl2ugHyHYHHbfKH0tq1YrdEL8osFIpFIhWWpNmJvmT1J1fDgBU:V2hgugH0UHbyHF1YSjfpFeXmJ+1vbqU
Threatray 2'228 similar samples on MalwareBazaar
TLSH T1CD15AE3A66B05836C27F253D8C07979C7D19BD20391869862BF93D4CEF75A81362E21F
TrID 84.9% (.EXE) Win32 Executable Borland Delphi 6 (262638/61)
4.5% (.EXE) Win32 Executable Delphi generic (14182/79/4)
4.2% (.SCR) Windows screen saver (13097/50/3)
2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.4% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 74f0d4d2d496d094 (3 x RemcosRAT, 2 x ModiLoader, 1 x AveMariaRAT)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
84.38.130.200:2404

Intelligence

File Origin
# of uploads :
1
# of downloads :
311
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6E873D2373CDC7C41AE6E38BAB828034.exe
Verdict:
Malicious activity
Analysis date:
2023-07-11 23:21:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0274986c-bbfd-4828-9d50-76690520b846

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/416170/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.68040762.24235.20373.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Searching for the window
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Adding an exclusion to Microsoft Defender
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/97182/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control formbook keylogger lolbin modiloader packed remcos replace
Link:
https://www.filescan.io/uploads/64ade3de5e984297c52361bc/reports/c6ff9ed5-28c8-4850-8688-13d84778d020/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/f56f255d748be9370700d75eab9e32735fe802f885c81f88d0c8b91f022c2673
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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dacbdb42-8138-44d1-9916-4c2e1d533745
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1271305
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Snort IDS alert for network traffic
Suspicious powershell command line found
Uses dynamic DNS services
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
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 signatures2 2 Behavior Graph ID: 1271305 Sample: EzEdaXwYdg.exe Startdate: 12/07/2023 Architecture: WINDOWS Score: 100 82 Snort IDS alert for network traffic 2->82 84 Found malware configuration 2->84 86 Malicious sample detected (through community Yara rule) 2->86 88 8 other signatures 2->88 10 EzEdaXwYdg.exe 1 7 2->10         started        15 Yphlluvq.bat 2->15         started        17 Yphlluvq.bat 2->17         started        process3 dnsIp4 64 web.fe.1drv.com 10->64 66 onedrive.live.com 10->66 72 2 other IPs or domains 10->72 54 C:\Users\Public\Libraries\netutils.dll, PE32+ 10->54 dropped 56 C:\Users\Public\Libraries\easinvoker.exe, PE32+ 10->56 dropped 58 C:\Users\Public\Libraries\Yphlluvq.bat, PE32 10->58 dropped 102 Writes to foreign memory regions 10->102 104 Allocates memory in foreign processes 10->104 106 Creates a thread in another existing process (thread injection) 10->106 19 cmd.exe 3 10->19         started        22 logagent.exe 3 16 10->22         started        68 web.fe.1drv.com 15->68 74 3 other IPs or domains 15->74 108 Machine Learning detection for dropped file 15->108 110 Injects a PE file into a foreign processes 15->110 25 colorcpl.exe 2 15->25         started        70 web.fe.1drv.com 17->70 76 3 other IPs or domains 17->76 27 logagent.exe 17->27         started        file5 signatures6 process7 dnsIp8 90 Uses ping.exe to sleep 19->90 92 Drops executables to the windows directory (C:\Windows) and starts them 19->92 94 Uses ping.exe to check the status of other devices and networks 19->94 29 easinvoker.exe 19->29         started        31 PING.EXE 1 19->31         started        34 xcopy.exe 2 19->34         started        37 6 other processes 19->37 60 rwanda1010.duckdns.org 84.38.130.200, 2404, 49692 DATACLUBLV Latvia 22->60 62 geoplugin.net 178.237.33.50, 49693, 80 ATOM86-ASATOM86NL Netherlands 22->62 signatures9 process10 dnsIp11 39 cmd.exe 1 29->39         started        80 127.0.0.1 unknown unknown 31->80 50 C:\Windows \System32\easinvoker.exe, PE32+ 34->50 dropped 52 C:\Windows \System32\netutils.dll, PE32+ 37->52 dropped file12 process13 signatures14 96 Suspicious powershell command line found 39->96 98 Adds a directory exclusion to Windows Defender 39->98 42 powershell.exe 21 39->42         started        46 conhost.exe 39->46         started        process15 dnsIp16 78 192.168.2.1 unknown unknown 42->78 100 DLL side loading technique detected 42->100 48 conhost.exe 42->48         started        signatures17 process18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f56f255d748be9370700d75eab9e32735fe802f885c81f88d0c8b91f022c2673/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-07 12:08:36 UTC
File Type:
PE (Exe)
Extracted files:
52
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6vxskxlurputobya25pkxhrsonp6qaxyqxeb7cgqzc4r6armezzq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
1c24ed06a4d38c863c4016a0489f66934b9167269b958a17dcdbb6ecae3baf18
RemcosRAT
55b379ec8cd752f104605bdbd88048c1c3b49c328b393ba496494a118ef5ae16
RemcosRAT
5e75e6201d276c99cbac6caf0e2ddca24e0937867fd141c4fa3a70fdeee7782d
RemcosRAT
8c80ec1c91dcd77ea0be5d0e53e289a6bc0ed764a12f9262ba979f579bb25591
RemcosRAT
a4a9151dee1026abcaec06ec7596983a05cc7df43c37d5646e17ae02e2902445
RemcosRAT
ad5e18d32f403ca4871f3d4b222c84821a6b6ba74ec858cc99eb00c66bb6bddb
RemcosRAT
c1bcaa3723fd87f8a0a537c14ecf7e5852a69d33995333b40a7a475eb2e1696c
RemcosRAT
+ 2'218 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:remotehost persistence rat trojan
Link:
https://tria.ge/reports/230711-3by91scb6w/
Behaviour
Enumerates system info in registry
Runs ping.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
ModiLoader Second Stage
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
rwanda1010.duckdns.org:2404
Unpacked files
SH256 hash:
316b23819c81e9c2193487db65b942bd2cefa52d09ee04b1705b815ee1001043
MD5 hash:
83a62cb28d640413184b1c9acf1c0358
SHA1 hash:
e7ee1dee4a1444f976ce300eb27f8dee9edb590a
Detections:
win_dbatloader_g1
Create hunting rule
Link:
https://www.unpac.me/results/55b3d904-a152-43dc-b781-69739cc2550d/
SH256 hash:
f56f255d748be9370700d75eab9e32735fe802f885c81f88d0c8b91f022c2673
MD5 hash:
6e873d2373cdc7c41ae6e38bab828034
SHA1 hash:
3f11f60edf5bac2bc74b1164a752613a86a32c4d
Detections:
DbatLoaderStage1
Create hunting rule
Link:
https://www.unpac.me/results/55b3d904-a152-43dc-b781-69739cc2550d/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f56f255d748b/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:CMD_Ping_Localhost
Create hunting rule
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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal 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/416170/

Comments