MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40838317f53ebe7b37fab29e95826e44ffd7eb7b349e8bed0f5d7ae5db013df1. 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: 5


Intelligence 5 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40838317f53ebe7b37fab29e95826e44ffd7eb7b349e8bed0f5d7ae5db013df1
SHA3-384 hash: 63b03412ce954fe7de8854d6994aecf842b0f4d44b12044efd99bec5efecef5b2ae79e1e9b3ec274018c73f394fd31ac
SHA1 hash: be013440a03a6c34b9185013f46980acc3aa5859
MD5 hash: 3b0804458d227f018df0be56d1f8abbf
humanhash: happy-tennis-lactose-tennessee
File name:QUOTATIONs#82224_MM_MEGA_MARKET_VIETNAM_COMPANY_LIMITED.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:381'440 bytes
First seen:2020-05-19 08:05:17 UTC
Last seen:2020-05-19 09:04:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:BkOReVsNKG9+H6W50UvzeOUjvxomSAAdP:BEsFq0MBsvxomSAAdP
Threatray 860 similar samples on MalwareBazaar
TLSH 468406C1EA509672D55B9AB0267C7D2A4B296EF5306CCB184CDC3C9B3D71B0C3692DA3
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: gazprominc.pw
Sending IP: 173.82.208.40
From: Nguyn Hoàng Vit Thu <info@gazprominc.pw>
Subject: REQUEST FOR QUOTATION
Attachment: QUOTATIONs82224_MM_MEGA_MARKET_VIETNAM_COMPANY_LIMITED.arj (contains "QUOTATIONs#82224_MM_MEGA_MARKET_VIETNAM_COMPANY_LIMITED.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Generic.mg.3b0804458d227f01.8283.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-19 10:49:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
19 of 48 (39.58%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=icbygf7vh27hwn72wkpjlatoit75p233gspix3iplv5olwybhxyq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
277753aba8bad16e15be999ec98b5eee72e3000558d12d572c732b09d006f4d8
RemcosRAT
28b6bbc6b1d6ee21ccdc25c5eefccad5e21556954542cd19a0a87f7dde91df78
RemcosRAT
2db4ee21ea51c36e7dac362a31f5791643de1ced086758c80ad2cb8b8b70f80e
RemcosRAT
59b1b0e770b3b964f7ad3290b9ebfa845b828c7819cf8282b2b7aa89530cff78
RemcosRAT
5be1955cc565b499f3948429e16db2d902ceb8953132d39ae54954ed5cf73de0
RemcosRAT
6307b6ffc48a88aeeff567c7a296ca6daf830f9b4eecf9f48352c489e5256fca
RemcosRAT
6883ab02c6b5c22d0035e476501021e228dd1b94f5a1f301a343b731fc847d45
RemcosRAT
81586576466b84318c110be299cad2ff3594cf483d33690d6a691581cd87fd76
RemcosRAT
936aa436f6a85762fe0fa8f9f14af43e5a53ba7bf398f279925f73dc511c09b4
RemcosRAT
a7d93e9c9bb80f0f8a271ae4a101f305bac535e197697b35f291794fa83ef538
RemcosRAT
+ 850 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/201109-3nfrg27ge2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
CoreCCC Packer
Remcos
Malware Config
C2 Extraction:
194.5.97.48:2404
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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

RemcosRAT

arj 6ee60db86fd13ca9f8148d2ad0fa9447f2cad9567f432a62b3b684fcd070a5c8

RemcosRAT

Executable exe 40838317f53ebe7b37fab29e95826e44ffd7eb7b349e8bed0f5d7ae5db013df1

(this sample)

  
Dropped by
MD5 f3e15593e3fd613e498f7960fc80ebad
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 6ee60db86fd13ca9f8148d2ad0fa9447f2cad9567f432a62b3b684fcd070a5c8

Comments