MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 08e52e60f250239dddd975184d94f0a41f93fc82ccfc2ecc7de0a030db54633b. 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: 10


Intelligence 10 IOCs YARA 11 File information Comments

SHA256 hash: 08e52e60f250239dddd975184d94f0a41f93fc82ccfc2ecc7de0a030db54633b
SHA3-384 hash: 2f37e9b84dde92ab71bfc510fb9f3ca95cb0c76937f1c8c27a66d3f9df0f495dc60eae38186b4d129b52aca90bc555db
SHA1 hash: f1f28f8b0e291a4114f059eb08d1a400a03d3d2e
MD5 hash: a16d20588128fb67f9b91f07529362bb
humanhash: salami-two-cardinal-ten
File name:First Entry.exe
Download: download sample
Signature RemcosRAT
File size:1'689'088 bytes
First seen:2020-12-03 23:19:03 UTC
Last seen:2020-12-04 00:54:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8842621615d6258c9acf7a8f9960221f (1 x RemcosRAT)
ssdeep 24576:DFgG8dO2LjEEUrQ3DJmN0Ba3v4tE3ZSsJJlTyk/v6k4efrl0mtfAed8Ce:D9aEEZ8xGFMfrKmde
Threatray 1'227 similar samples on MalwareBazaar
TLSH 737549727E9E883BC06616345C5B92B5693ABE103D2C446AE7F43D4CDF35740BC292AB
Reporter o2genum
Tags:exe RemcosRAT

Intelligence


File Origin
# of uploads :
2
# of downloads :
221
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
First Entry.exe
Verdict:
Malicious activity
Analysis date:
2020-12-04 00:05:07 UTC
Tags:
installer trojan rat remcos

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

Behaviour
Creating a window
Sending a UDP request
Launching a process
Transferring files using the Background Intelligent Transfer Service (BITS)
DNS request
Sending a custom TCP request
Creating a file in the %temp% directory
Enabling the 'hidden' option for files in the %temp% directory
Moving a file to the %temp% directory
Launching cmd.exe command interpreter
Creating a file in the %AppData% subdirectories
Creating a file
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Gathering data
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
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
Hijacks the control flow in another process
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2020-12-03 23:20:08 UTC
AV detection:
18 of 48 (37.50%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos rat spyware
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Drops file in Windows directory
Reads user/profile data of web browsers
Blacklisted process makes network request
Remcos
Malware Config
C2 Extraction:
37.252.10.80:5858
Unpacked files
SH256 hash:
08e52e60f250239dddd975184d94f0a41f93fc82ccfc2ecc7de0a030db54633b
MD5 hash:
a16d20588128fb67f9b91f07529362bb
SHA1 hash:
f1f28f8b0e291a4114f059eb08d1a400a03d3d2e
SH256 hash:
c7fbdc61eb62c05e40295617e2db75877672931f751a770d2629e6eab6075f2c
MD5 hash:
abf6c724b20844d5b0073988a58faf1e
SHA1 hash:
7a8269d5b2ae623f8148ce9863f48f7e12ce036b
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:Chrome_stealer_bin_mem
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:crime_win32_rat_parralax_shell_bin
Author:@VK_Intel
Description:Detects Parallax injected code
Reference:https://twitter.com/VK_Intel/status/1257714191902937088
Rule name:Keylog_bin_mem
Author:James_inthe_box
Description:Contains Keylog
Rule name:MAL_crime_win32_rat_parallax_shell_bin
Author:@VK_Intel
Description:Detects Parallax injected code
Reference:https://twitter.com/VK_Intel/status/1257714191902937088
Rule name:Parallax
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:remcos_rat
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Rule name:Select_from_enumeration
Author:James_inthe_box
Description:IP and port combo
Rule name:win_remcos_auto
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.

Web download

RemcosRAT

Executable exe 08e52e60f250239dddd975184d94f0a41f93fc82ccfc2ecc7de0a030db54633b

(this sample)

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