MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e6e6765db754d87ceddc85238d20e9fde4e28772568404d786850f8830a0b785. 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: 16


Intelligence 16 IOCs YARA 6 File information Comments 1

SHA256 hash: e6e6765db754d87ceddc85238d20e9fde4e28772568404d786850f8830a0b785
SHA3-384 hash: 8c0d3e009a8bc19c7f833dc8f0d1eafd434ea06efa3001da4040f3791d009ec072e8f2e98d64ec529583f6fcfd49308e
SHA1 hash: 2317d8983e47ebdcd43dc2c81ddfcb52eaa1d4d0
MD5 hash: f2af5834c766ad58ff228c872bfec972
humanhash: juliet-cup-west-chicken
File name:f2af5834c766ad58ff228c872bfec972
Download: download sample
Signature RemcosRAT
File size:474'112 bytes
First seen:2021-12-21 06:47:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1f15bed3346039b42bc33c9080047f8c (26 x RemcosRAT)
ssdeep 12288:OegN0jfYLclGb0bVT6e+MT2MffZS/gLSYo:wNywLclGIeMT2MXZRLSV
Threatray 1'447 similar samples on MalwareBazaar
TLSH T14EA49D11B9C2C032D17252700D29FB759AFCBC302935557BB3DA5D9ABE700C1BB2A6A7
File icon (PE):PE icon
dhash icon c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
177
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ab.exe
Verdict:
Malicious activity
Analysis date:
2021-12-21 03:29:32 UTC
Tags:
loader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Setting a keyboard event handler
Sending a custom TCP request
Creating a file in the %temp% directory
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Creating a window
Searching for synchronization primitives
DNS request
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
CheckMutex
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware keylogger remcos
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Detected Remcos RAT
Drops PE files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
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: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 543256 Sample: 4mszEaocvg Startdate: 21/12/2021 Architecture: WINDOWS Score: 100 25 Found malware configuration 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Antivirus detection for URL or domain 2->29 31 9 other signatures 2->31 6 4mszEaocvg.exe 2 5 2->6         started        11 Twozero.exe 15 3 2->11         started        process3 dnsIp4 23 194.5.212.11, 49757, 49764, 49767 METROSERV-ASRO Romania 6->23 19 C:\Users\user\AppData\Local\...\Twozero.exe, PE32 6->19 dropped 33 Contains functionality to steal Chrome passwords or cookies 6->33 35 Contains functionality to inject code into remote processes 6->35 37 Contains functionality to steal Firefox passwords or cookies 6->37 45 2 other signatures 6->45 13 Twozero.exe 11 6->13         started        39 Writes to foreign memory regions 11->39 41 Allocates memory in foreign processes 11->41 43 Injects a PE file into a foreign processes 11->43 17 RegAsm.exe 11->17         started        file5 signatures6 process7 file8 21 C:\Users\user\AppData\Roaming\...\Twozero.exe, PE32 13->21 dropped 47 Multi AV Scanner detection for dropped file 13->47 49 Machine Learning detection for dropped file 13->49 51 Drops PE files to the startup folder 13->51 53 Contains functionality to steal Chrome passwords or cookies 17->53 55 Contains functionality to steal Firefox passwords or cookies 17->55 57 Delayed program exit found 17->57 signatures9
Threat name:
Win32.Trojan.Remcos
Status:
Malicious
First seen:
2021-12-21 03:21:52 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:echo
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops startup file
Loads dropped DLL
Executes dropped EXE
Malware Config
C2 Extraction:
194.5.212.11:666
Unpacked files
SH256 hash:
e6e6765db754d87ceddc85238d20e9fde4e28772568404d786850f8830a0b785
MD5 hash:
f2af5834c766ad58ff228c872bfec972
SHA1 hash:
2317d8983e47ebdcd43dc2c81ddfcb52eaa1d4d0
Detections:
win_remcos_g0
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
Author:abuse.ch
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Remcos
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Rule name:REMCOS_RAT_variants

File information


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

Web download

RemcosRAT

Executable exe e6e6765db754d87ceddc85238d20e9fde4e28772568404d786850f8830a0b785

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-12-21 06:47:13 UTC

url : hxxp://194.5.212.11/RMCS_PRO__3.3.2_.exe