MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 039666bf733f469f7d30f350f124f8fdfac6e4160f12f1edb80e0dff3e457af3. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 039666bf733f469f7d30f350f124f8fdfac6e4160f12f1edb80e0dff3e457af3
SHA3-384 hash: a7570395e6f749c57c87fed8e467adc63b12439a9f385e8fd3028e3f75b825b5c75c8d23fcceb3add3c19e6485c084aa
SHA1 hash: 1e61ecbe1f0c44bcc2210db9ba45cb991dd57e5d
MD5 hash: 7e58b328dd70173dd8fbb806a2ad73a8
humanhash: tango-emma-south-queen
File name:STATEMENT Petwa Construction Co. Ltd Dated 7t.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:750'594 bytes
First seen:2023-02-10 19:35:51 UTC
Last seen:2023-02-10 21:30:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 37ee789a4d3c093af4203ef0d8fcf747 (1 x RemcosRAT)
ssdeep 12288:Mm4oKw277dtYNhGREKpSdbzcC/CJmm962SZ4IpIahFgOsQaq50RSn8CjOtEEy:3LK9LYfWnpSdbzcC/CJmm9dSZ4IphFgA
TLSH T107F49D12FF919873D1A229B58D0BD3D59C21BE102E296CC736D27E8CDE756803D262B7
TrID 33.3% (.SCR) Windows screen saver (13097/50/3)
26.8% (.EXE) Win64 Executable (generic) (10523/12/4)
11.4% (.EXE) Win32 Executable (generic) (4505/5/1)
7.6% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
5.2% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 74f0d4d2c4c6d0d4 (1 x RemcosRAT, 1 x CobaltStrike, 1 x XWorm)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
171.22.30.122:2406

Intelligence

File Origin
# of uploads :
2
# of downloads :
211
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
STATEMENT Petwa Construction Co. Ltd Dated 7t.exe
Verdict:
Malicious activity
Analysis date:
2023-02-10 19:37:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fb20ce8e-af78-4ff2-bb73-d9d7ff5ab619

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/363527/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.31167.20703.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
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
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/67756/overview
Behaviour
MalwareBazaar
CheckScreenResolution
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
keylogger overlay packed remcos
Link:
https://www.filescan.io/uploads/63e69ca4e40327f8799ab285/reports/1e3bddee-9dd2-4720-9e49-d38f33e1fc35/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/039666bf733f469f7d30f350f124f8fdfac6e4160f12f1edb80e0dff3e457af3
Result
Verdict:
UNKNOWN
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/0ed24e3c-21f8-4fd7-b54d-0df1a8958da1
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1171460
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)
Detected Remcos RAT
Detected unpacking (creates a PE file in dynamic memory)
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with a suspicious file extension
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 804252 Sample: STATEMENT Petwa Constructio... Startdate: 10/02/2023 Architecture: WINDOWS Score: 100 65 Snort IDS alert for network traffic 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Multi AV Scanner detection for dropped file 2->69 71 10 other signatures 2->71 10 STATEMENT Petwa Construction Co. Ltd Dated 7t.exe 20 2->10         started        process3 dnsIp4 59 web.fe.1drv.com 10->59 61 onedrive.live.com 10->61 63 2 other IPs or domains 10->63 47 C:\Users\Public\Libraries\pnsayjmZ.pif, 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 75 Writes to foreign memory regions 10->75 77 Allocates memory in foreign processes 10->77 79 Creates a thread in another existing process (thread injection) 10->79 81 Injects a PE file into a foreign processes 10->81 15 cmd.exe 3 10->15         started        18 pnsayjmZ.pif 2 10->18         started        file5 signatures6 process7 dnsIp8 83 Uses ping.exe to sleep 15->83 85 Drops executables to the windows directory (C:\Windows) and starts them 15->85 87 Uses ping.exe to check the status of other devices and networks 15->87 21 easinvoker.exe 15->21         started        23 PING.EXE 1 15->23         started        26 xcopy.exe 2 15->26         started        29 6 other processes 15->29 53 staywoke.ddns.net 171.22.30.122, 2406, 49719 CMCSUS Germany 18->53 55 192.168.2.1 unknown unknown 18->55 89 Detected unpacking (creates a PE file in dynamic memory) 18->89 signatures9 process10 dnsIp11 31 cmd.exe 1 21->31         started        34 svchost.exe 21->34         started        57 127.0.0.1 unknown unknown 23->57 43 C:\Windows \System32\easinvoker.exe, PE32+ 26->43 dropped 45 C:\Windows \System32\netutils.dll, PE32+ 29->45 dropped file12 process13 signatures14 91 Suspicious powershell command line found 31->91 93 Adds a directory exclusion to Windows Defender 31->93 36 powershell.exe 23 31->36         started        39 conhost.exe 31->39         started        process15 signatures16 73 DLL side loading technique detected 36->73 41 conhost.exe 36->41         started        process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/039666bf733f469f7d30f350f124f8fdfac6e4160f12f1edb80e0dff3e457af3/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2023-02-10 19:36:09 UTC
File Type:
PE (Exe)
Extracted files:
82
AV detection:
14 of 26 (53.85%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=aolgnp3th5dj67jq6nipcjhy7x5mnzawb4jpd3nybyg76psfplzq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:onyeka rat trojan
Link:
https://tria.ge/reports/230210-ya81lsha6y/
Behaviour
Enumerates system info in registry
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Executes dropped EXE
Loads dropped DLL
ModiLoader Second Stage
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
staywoke.ddns.net:2406
Unpacked files
SH256 hash:
3b7969f0bdb5c4f0de52534025b7ed428c420477be023103e2a859dbac72f74e
MD5 hash:
c4ce598bb63bab9757e6a7ef7fe69e94
SHA1 hash:
a4c6fdd2dd55d9d2b57386e753dd5735e8cba08f
Link:
https://www.unpac.me/results/1b8be42c-18af-4ecb-ba22-9c98b4cdf906/
SH256 hash:
039666bf733f469f7d30f350f124f8fdfac6e4160f12f1edb80e0dff3e457af3
MD5 hash:
7e58b328dd70173dd8fbb806a2ad73a8
SHA1 hash:
1e61ecbe1f0c44bcc2210db9ba45cb991dd57e5d
Detections:
DbatLoaderStage1
Create hunting rule
Link:
https://www.unpac.me/results/1b8be42c-18af-4ecb-ba22-9c98b4cdf906/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/039666bf733f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.60
Link:
https://yomi.yoroi.company/submissions/039666bf733f469f7d30f350f124f8fdfac6e4160f12f1edb80e0dff3e457af3

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/363527/

Comments