MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b563d460e40277fd18dfa645f16081ed6328f519e218afc6570dafe951f5feea. 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 1 YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b563d460e40277fd18dfa645f16081ed6328f519e218afc6570dafe951f5feea
SHA3-384 hash: fd3028fb6f32d0872bc0b9d7f925d3064aa761a240e1eeffa544533422c48a6e953919a89e3e2615d599c8a4c1de2701
SHA1 hash: ff381ca8da20161a8358a890367cee019fcfb042
MD5 hash: ab7e3cccd94cc5df7853333415b99fb1
humanhash: autumn-tango-don-paris
File name:new order.scr.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:871'936 bytes
First seen:2022-08-29 10:26:52 UTC
Last seen:2022-08-29 12:03:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:xi6j8RfQAG1TilbZCL/JoxFKYT8JOs7sYt1hB28Qa5KLAAAgz0aIXWX6:xi6ofQArbZmKFg4iv/NcXog
TLSH T1B70523226FDCC7AAD4BF9BBC44A99081937DA8513BE1E3ECED46909E3134B52065DC43
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
91.192.100.12:2404

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
91.192.100.12:2404 https://threatfox.abuse.ch/ioc/846067/

Intelligence

File Origin
# of uploads :
2
# of downloads :
336
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
new order.scr.exe
Verdict:
Malicious activity
Analysis date:
2022-08-29 10:29:58 UTC
Tags:
trojan rat remcos stealer keylogger
Link:
https://app.any.run/tasks/88c33988-619e-4c96-98ed-1a11108dd5c2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/302193/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1427.25475.25849.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630c952054eb989818e81374/reports/ee2152b0-d83c-4d96-8b5a-d618791352c0/overview
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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c2e49640-e68e-4606-ad86-e8a746a25303
Result
Threat name:
PrivateLoader, Remcos
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1059741
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PrivateLoader
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 692259 Sample: new order.scr.exe Startdate: 29/08/2022 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Yara detected PrivateLoader 2->48 50 12 other signatures 2->50 7 new order.scr.exe 7 2->7         started        process3 file4 32 C:\Users\user\AppData\Roaming\AWhQVxor.exe, PE32 7->32 dropped 34 C:\Users\...\AWhQVxor.exe:Zone.Identifier, ASCII 7->34 dropped 36 C:\Users\user\AppData\Local\...\tmpBC1D.tmp, XML 7->36 dropped 38 C:\Users\user\...\new order.scr.exe.log, ASCII 7->38 dropped 58 Adds a directory exclusion to Windows Defender 7->58 11 new order.scr.exe 2 16 7->11         started        15 powershell.exe 23 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 40 91.192.100.12, 2404, 49713, 49714 AS-SOFTPLUSCH Switzerland 11->40 42 geoplugin.net 178.237.33.50, 49715, 80 ATOM86-ASATOM86NL Netherlands 11->42 60 Maps a DLL or memory area into another process 11->60 62 Installs a global keyboard hook 11->62 19 new order.scr.exe 1 11->19         started        22 new order.scr.exe 11->22         started        24 new order.scr.exe 1 11->24         started        30 8 other processes 11->30 26 conhost.exe 15->26         started        28 conhost.exe 17->28         started        signatures8 process9 signatures10 52 Tries to steal Instant Messenger accounts or passwords 19->52 54 Tries to steal Mail credentials (via file / registry access) 19->54 56 Tries to harvest and steal browser information (history, passwords, etc) 30->56
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b563d460e40277fd18dfa645f16081ed6328f519e218afc6570dafe951f5feea/
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-08-29 10:27:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wvr5iyheaj372gg7uzc7cyeb5vrsr5iz4imk7rsxbwx6supv73va._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:ip-remcos collection rat spyware stealer
Link:
https://tria.ge/reports/220829-mg376afgcj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Checks computer location settings
Reads user/profile data of web browsers
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
91.192.100.12:2404
Unpacked files
SH256 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/0f875428-83ed-49c6-b5ec-6c7612a1028b/
SH256 hash:
9259fee44ae3532cd6dd821d55fe94dd24adf6bfe77194e25766269ab39df88b
MD5 hash:
730417ebef6c68afc8f50475556d6f41
SHA1 hash:
52f33f64070cfd2546a08e6cb87f97e028217e7f
Link:
https://www.unpac.me/results/0f875428-83ed-49c6-b5ec-6c7612a1028b/
SH256 hash:
870d4f7e420e54b86039ac5852c78d3da45ff18f413286eb904abb76b979161b
MD5 hash:
7ecbecd7b77cb2a46af2b50f793ee13d
SHA1 hash:
302e32a8b97d1b174184dba6013be36bf8cd635b
Detections:
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/0f875428-83ed-49c6-b5ec-6c7612a1028b/
Parent samples :
b563d460e40277fd18dfa645f16081ed6328f519e218afc6570dafe951f5feea
20d06c9366037f9c7d08d843ddcb74e264accf481dbefd7b1f77669abb4d9be9
e1951d7c32816561ef8f00f5612a088479e1edb3a8cdbc7b7a48d8b60de5c541
236493354378eefc6203b957baa7df24b566d8e5b0f04523bbb060999cc8a227
d0b3a869d6b24ab7a223cc2b74d8be81f5071e36397fcf64c110a332fc6e0f0c
e3f448f340d936b220f0cbdf838a812dde35c13568a48853679d4755984632fc
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/0f875428-83ed-49c6-b5ec-6c7612a1028b/
SH256 hash:
b4d85b0e9aefb7424d3749071e21c216e4a2b68b0c5f7e6e43b81f0f12f763df
MD5 hash:
8142e06fd434496519fcfadd7e444259
SHA1 hash:
0e428b3dcd2c4bd2c4b4ad0cc60525817499309b
Link:
https://www.unpac.me/results/0f875428-83ed-49c6-b5ec-6c7612a1028b/
SH256 hash:
b563d460e40277fd18dfa645f16081ed6328f519e218afc6570dafe951f5feea
MD5 hash:
ab7e3cccd94cc5df7853333415b99fb1
SHA1 hash:
ff381ca8da20161a8358a890367cee019fcfb042
Link:
https://www.unpac.me/results/0f875428-83ed-49c6-b5ec-6c7612a1028b/
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/b563d460e40277fd18dfa645f16081ed6328f519e218afc6570dafe951f5feea

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:INDICATOR_EXE_Packed_MPress
Create hunting rule
Author:ditekSHen
Description:Detects executables built or packed with MPress PE compressor
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

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/302193/

Comments