MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 30c245c5df11c3a3413485a8d465ce44b76340a0e17d79e6d47b9228b31a8b7e. 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: 8


Intelligence 8 IOCs YARA 10 File information Comments
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SHA256 hash: 30c245c5df11c3a3413485a8d465ce44b76340a0e17d79e6d47b9228b31a8b7e
SHA3-384 hash: baa308c0d9b37e843d079f34b27a6b39b45f5b06a1aa4e77648ceba18136be116e8c3c25e117a5c4d8347194df38340d
SHA1 hash: 0d79ba6726b5166d4642ada9e92cb1ca68c20184
MD5 hash: e8b802c75e52f1680ddbabd15441dd84
humanhash: tennis-india-earth-floor
File name:30c245c5df11c3a3413485a8d465ce44b76340a0e17d79e6d47b9228b31a8b7e
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:983'992 bytes
First seen:2020-11-11 11:35:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:OIqlmrWsNcA6Gx7c0QTvW8oEYmHa2nMviVT5l:smoKOvtovYa2nwivl
TLSH E725AD0273D1D032FFABA2739B6AF64156BC78290173852F13982DB9BD701B2563D663
Reporter seifreed
Tags:RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Malware.Autoit-6989454-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file in the %temp% directory
Running batch commands
Launching a process
Creating a file in the %AppData% directory
DNS request
Creating a file in the Windows subdirectories
Unauthorized injection to a recently created process
Creating a file in the %AppData% subdirectories
Setting a global event handler for the keyboard
Enabling autorun by creating a file
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:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/532041
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
AutoIt script contains suspicious strings
Binary is likely a compiled AutoIt script file
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: Suspicious Certutil Command
Sigma detected: Suspicious Svchost Process
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 315124 Sample: 5e2rzpkXiL Startdate: 12/11/2020 Architecture: WINDOWS Score: 100 48 www.rmagent.biz 2->48 56 Multi AV Scanner detection for domain / URL 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 8 other signatures 2->62 10 Winrar.exe.bat 1 2->10         started        14 5e2rzpkXiL.exe 4 2->14         started        16 OpenWith.exe 16 6 2->16         started        signatures3 process4 file5 44 C:\Users\user\AppData\Local\...\startup.bat, DOS 10->44 dropped 64 Antivirus detection for dropped file 10->64 66 Binary is likely a compiled AutoIt script file 10->66 68 Contains functionality to steal Chrome passwords or cookies 10->68 74 4 other signatures 10->74 46 C:\Users\user\AppData\...\Winrar.exe.bat, PE32 14->46 dropped 70 Contains functionality to inject code into remote processes 14->70 72 Injects a PE file into a foreign processes 14->72 18 cmd.exe 2 14->18         started        20 5e2rzpkXiL.exe 2 3 14->20         started        signatures6 process7 dnsIp8 24 certutil.exe 14 18->24         started        27 conhost.exe 18->27         started        50 www.rmagent.biz 20->50 42 C:\Users\user\AppData\Roaming\...\logs.dat, ASCII 20->42 dropped file9 process10 dnsIp11 54 al-sharqgroup.com 24->54 29 cmd.exe 2 24->29         started        31 svchost.exe 1 24->31         started        33 Winrar.exe.bat 24->33         started        35 8 other processes 24->35 process12 process13 37 certutil.exe 14 29->37         started        40 conhost.exe 29->40         started        dnsIp14 52 al-sharqgroup.com 37->52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/30c245c5df11c3a3413485a8d465ce44b76340a0e17d79e6d47b9228b31a8b7e/
Threat name:
Win32.Trojan.Obit
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 11:39:11 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gdbelro7chb2gqjuqwunizoois3wgqfa4f6xtzwupojcrmy2rn7a._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos rat
Link:
https://tria.ge/reports/201111-a7j4nrz7wx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetThreadContext
Drops startup file
Remcos
Malware Config
C2 Extraction:
www.rmagent.biz:7181
Unpacked files
SH256 hash:
30c245c5df11c3a3413485a8d465ce44b76340a0e17d79e6d47b9228b31a8b7e
MD5 hash:
e8b802c75e52f1680ddbabd15441dd84
SHA1 hash:
0d79ba6726b5166d4642ada9e92cb1ca68c20184
Link:
https://www.unpac.me/results/33f254bb-61a0-4f9f-a1c0-5dc9a6b2f83a/
SH256 hash:
e94d7c29454ad8e1204cf11cbf997459a2e3a90823f1e45636cec1e6489e235b
MD5 hash:
e4bff0513f344f797f308345dd42322b
SHA1 hash:
276dd69da41d448b68cedf315aa45d176a4460ea
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/33f254bb-61a0-4f9f-a1c0-5dc9a6b2f83a/
Parent samples :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 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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
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.

  
Delivery method
Other

Comments