MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77ce24c903d75a340e3d5664091c7b72a2529640931e662b80b8dc3fb9226929. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments

SHA256 hash: 77ce24c903d75a340e3d5664091c7b72a2529640931e662b80b8dc3fb9226929
SHA3-384 hash: 9b9c7aaf09e16412b861ae675cba51b914f05f9815d2659967cd4c271d286f912d2c713ad20e4d96a215c98378d03ab7
SHA1 hash: 72a438a84143951a533b2b67650f8e718d381e49
MD5 hash: 8d9caf8ff3d1d8fdba895c0d91013eed
humanhash: video-butter-undress-ack
File name:8d9caf8ff3d1d8fdba895c0d91013eed.exe
Download: download sample
Signature RemcosRAT
File size:934'912 bytes
First seen:2021-08-23 18:08:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:zKRHSy4fm0PBSmFfwMgP+yNPT6IfnZBN9SAqpD2gLHMwv6zcKdkni9YhAs0kevY:ByiPo4YFP+01fP7S9ggLsw2fqqY
Threatray 459 similar samples on MalwareBazaar
TLSH T1C115125A3348F78FC51FDD7E98659C20A3E1A2311307E7867CC305EE698D79A8B112A7
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
163
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PURCHASE ORDER.doc
Verdict:
Malicious activity
Analysis date:
2021-08-23 15:09:48 UTC
Tags:
exploit CVE-2017-11882 loader rat remcos keylogger

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
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Creating a file in the %AppData% subdirectories
Connection attempt to an infection source
Enabling autorun by creating a file
Unauthorized injection to a system process
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
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 submitted file
Sample uses process hollowing technique
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Infostealer.Heracles
Status:
Malicious
First seen:
2021-08-23 16:17:16 UTC
AV detection:
17 of 45 (37.78%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Uses the VBS compiler for execution
Remcos
Malware Config
C2 Extraction:
79.134.225.21:1930
Unpacked files
SH256 hash:
44926c170809718a7876d59cead7d7e678a726ff447b15f62926aa301dc26cdb
MD5 hash:
7b2d794153062df9290805ec4010e704
SHA1 hash:
9c376708c3580257f283a41fa466d40303836b72
Detections:
win_remcos_g0
SH256 hash:
1e2dac25524bc59e970963ef25d372714be3cf7eaa23cc2523076abbea22dcaf
MD5 hash:
99581d36ad58580f4172f1fceea8db1e
SHA1 hash:
cf3c659c87cc87e8bca8fc60323e748fccf6a9f3
SH256 hash:
6912e4bedd1288f116e968f0a79d9797f6d6bd24d45a5f10c52e20f9d33b8c61
MD5 hash:
03bde4a82ad64c0f314985232fbca3fa
SHA1 hash:
e8d0b6339e94192eaaca32c812f914e60576dca6
SH256 hash:
77ce24c903d75a340e3d5664091c7b72a2529640931e662b80b8dc3fb9226929
MD5 hash:
8d9caf8ff3d1d8fdba895c0d91013eed
SHA1 hash:
72a438a84143951a533b2b67650f8e718d381e49
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:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

RemcosRAT

Executable exe 77ce24c903d75a340e3d5664091c7b72a2529640931e662b80b8dc3fb9226929

(this sample)

  
Delivery method
Distributed via web download

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