MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6d5c5389f6a7d7fadca1c538b5408898454aaf5011910e90549e81fb03c0a1c. 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 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c6d5c5389f6a7d7fadca1c538b5408898454aaf5011910e90549e81fb03c0a1c
SHA3-384 hash: fac701bab5d7ea76a779932395fde53e3f3de8481d819c15248b142bb546f5c5ac3bd97cfe73f17a5582bf9a195374e1
SHA1 hash: 7ca736402a2c65b1f5211105037d403e96984781
MD5 hash: fce28eaf27cc125c2881a9b2fbb75f48
humanhash: bluebird-lamp-jupiter-carolina
File name:fce28eaf27cc125c2881a9b2fbb75f48
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:474'112 bytes
First seen:2022-01-08 11:18:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1f15bed3346039b42bc33c9080047f8c (26 x RemcosRAT)
ssdeep 12288:CegN0jfYLclGb0bVT6e+MT2MffZS/g5SYo:kNywLclGIeMT2MXZR5SV
Threatray 904 similar samples on MalwareBazaar
TLSH T1C0A4AD11B9C1C032D17252700D29FB75DABCBC302935597BB3DA5D9ABE700C1BB2A6A7
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 :
369
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://squidgame.to/pidron.exe
Verdict:
Malicious activity
Analysis date:
2022-01-07 02:38:32 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/65aca5ea-6dda-47a0-9960-f3604fcb0d66

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/217810/
Detection(s):
Win.Trojan.Remcos-9753190-0
Create hunting rule

Win.Trojan.Remcos-9841897-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Running batch commands
Launching a process
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/3854/overview
Behaviour
MalwareBazaar
MeasuringTime
CheckMutex
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe control.exe emotet eventvwr.exe greyware keylogger remcos shell32.dll
Link:
https://www.filescan.io/uploads/61d972ef1c0d769df9d831c1/reports/4513cb6d-26be-489f-9b13-54649c8591af/overview
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c57f6ffa-6e44-4ff3-93ef-1496275fa6a5
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/917126
Signature
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
Creates an undocumented autostart registry key
Delayed program exit found
Deletes itself after installation
Detected Remcos RAT
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 dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: Suspicious Svchost Process
Sigma detected: WScript or CScript Dropper
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 549604 Sample: wsB6iXJnq1 Startdate: 08/01/2022 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus detection for URL or domain 2->51 53 9 other signatures 2->53 9 wsB6iXJnq1.exe 6 5 2->9         started        13 winsrar.exe 2->13         started        15 winsrar.exe 2->15         started        17 winsrar.exe 2->17         started        process3 file4 35 C:\Users\user\AppData\Roaming\...\winsrar.exe, PE32 9->35 dropped 37 C:\Users\user\...\winsrar.exe:Zone.Identifier, ASCII 9->37 dropped 39 C:\Users\user\AppData\Local\...\install.vbs, data 9->39 dropped 65 Creates an undocumented autostart registry key 9->65 67 Contains functionality to steal Chrome passwords or cookies 9->67 69 Contains functionality to inject code into remote processes 9->69 71 2 other signatures 9->71 19 wscript.exe 1 9->19         started        signatures5 process6 signatures7 55 Deletes itself after installation 19->55 22 cmd.exe 1 19->22         started        process8 process9 24 winsrar.exe 3 1 22->24         started        28 conhost.exe 22->28         started        dnsIp10 41 rm.squidgame.to 104.21.69.86, 2404 CLOUDFLARENETUS United States 24->41 43 rm.dogetaxi.io 104.21.87.226, 2404 CLOUDFLARENETUS United States 24->43 45 178.20.44.131, 2404 ASN-FRWInternetServiceProviderIT Russian Federation 24->45 57 Multi AV Scanner detection for dropped file 24->57 59 Detected Remcos RAT 24->59 61 Machine Learning detection for dropped file 24->61 63 6 other signatures 24->63 30 svchost.exe 24->30         started        33 iexplore.exe 24->33         started        signatures11 process12 signatures13 73 Contains functionality to steal Chrome passwords or cookies 30->73 75 Contains functionality to steal Firefox passwords or cookies 30->75 77 Delayed program exit found 30->77
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c6d5c5389f6a7d7fadca1c538b5408898454aaf5011910e90549e81fb03c0a1c/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2022-01-04 10:51:46 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
36 of 43 (83.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y3k4koe7nj6x7lokdrjywvairgcfjkxvaemrb2ifjhub7mb4bioa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
18f51c19c22914e634d9cfcd86018e676e91d1c4a9293c247a3c9da84dce3f60
RemcosRAT
4a843bea699f8a40ae3b92c04e01139d61880ce1c519e369a966e814593d1d81
RemcosRAT
7a25e7868a967540a3dc4c8fa89f07444c4b714c4d2f3add235a7f0c33099c57
RemcosRAT
7f514ed5e1ec262953e6252a4089531c519e95d700c5808415b0f049fc59a5f0
RemcosRAT
ef6a74a99e6f3945eda8bd082a0adbcc2df584aff03838ed1b5face974a4a6b7
RemcosRAT
+ 894 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:pidron persistence rat
Link:
https://tria.ge/reports/220108-neacqsddbl/
Behaviour
Modifies registry class
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Loads dropped DLL
Adds policy Run key to start application
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
rm.squidgame.to:2404
178.20.44.131:2404
rm.dogetaxi.io:2404
Unpacked files
SH256 hash:
c6d5c5389f6a7d7fadca1c538b5408898454aaf5011910e90549e81fb03c0a1c
MD5 hash:
fce28eaf27cc125c2881a9b2fbb75f48
SHA1 hash:
7ca736402a2c65b1f5211105037d403e96984781
Detections:
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/9035293c-a1da-466c-bedc-aa515d7b81f4/
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/c6d5c5389f6a7d7fadca1c538b5408898454aaf5011910e90549e81fb03c0a1c

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule

File information

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

Web download

RemcosRAT

Executable exe c6d5c5389f6a7d7fadca1c538b5408898454aaf5011910e90549e81fb03c0a1c

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1957497/
Cape
Cape
https://www.capesandbox.com/analysis/217810/

Comments


Avatar
zbet commented on 2022-01-08 11:18:05 UTC

url : hxxp://squidgame.to/pidron.exe