MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5077460204027a210a9a197adae86e6c2b367bf7c20051cff3f9ae62e13713c8. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5077460204027a210a9a197adae86e6c2b367bf7c20051cff3f9ae62e13713c8
SHA3-384 hash: a0f1169c954b6e99bf444d0cef39d6e512ce9a651ab7e2322bf84ee162146ed68ed61be54acdd909b30d2e62e2d91826
SHA1 hash: a4ccfa6a7cb67a8fcaff706f1878644b412c0a38
MD5 hash: 22f0981af36e02cf5b6d54d0f40bfeba
humanhash: emma-seventeen-sodium-snake
File name:file
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'205'248 bytes
First seen:2022-11-28 13:51:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:hdBnCyVmhfhiB2EPRSLVh0b0RrDfExazfdSbDji2OGw+8vCgLoTf2:hdBnCyUhfs2EJSzU0RrDfEwLdSPtc+8l
TLSH T1C045337F4915E769F6007071342891B31A7CED776E52EABFC38D3E54F0B9050AA4B8A8
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 31d89c92929ed831 (19 x RemcosRAT, 6 x Formbook, 2 x AgentTesla)
Reporter jstrosch
Tags:.NET exe MSIL RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
payments .xls
Verdict:
Malicious activity
Analysis date:
2022-11-28 09:35:47 UTC
Tags:
macros trojan opendir exploit cve-2017-11882 loader rat remcos keylogger
Link:
https://app.any.run/tasks/9a932daa-ee5a-4277-88e8-6021841525ae

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/339450/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.20847.13684.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Launching a process
Creating a process with a hidden window
Sending an HTTP GET request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6384bd0424da1c12cfe1e549/reports/adaa866d-d275-4b8c-a0f9-e363f0d33ae2/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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/f8b5e4d9-0221-47bd-a1d1-5de2e583639c
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1122569
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Creates an undocumented autostart registry key
Encrypted powershell cmdline option found
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: Remcos
Uses dynamic DNS services
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5077460204027a210a9a197adae86e6c2b367bf7c20051cff3f9ae62e13713c8/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-11-28 12:38:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
29 of 41 (70.73%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kb3umaqeaj5cccu2df5nv2donqvtm67xyiafdt7t7gxgfyjxcpea._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:monday$$$$$ rat
Link:
https://tria.ge/reports/221128-q6dwcacg6x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Remcos
Malware Config
C2 Extraction:
mazhararyousaf.ddns.net:52046
mazhararyousaf.ddns.net:50483
Unpacked files
SH256 hash:
3f14fc8e2e6fc8ad188c46a2c22a03748a0c2cb34a902ff60b40c61fbabab31e
MD5 hash:
bdd59ca450b6d20b22939192cd01d6fc
SHA1 hash:
e8788e9baa7fb17a656e9de340a3b25d71983f86
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/29625093-20c8-4d9c-acd3-04a2fff1355e/
SH256 hash:
bd7e802dc969b354365980b3024fc1e28506c8f496aa12e55c2d6f9acb751554
MD5 hash:
63af39a1b47ddb8bd69c8d1b3f4a2418
SHA1 hash:
e8781731a931e14ce4ff1e7466c4c216daf0a148
Link:
https://www.unpac.me/results/29625093-20c8-4d9c-acd3-04a2fff1355e/
SH256 hash:
e490fcd45569d46a3fb14af13032d3801b8c69e1cc78e0f49580717bcfa9b49f
MD5 hash:
e67fe7f08d2b3bc79352b605229e2a99
SHA1 hash:
c97fc70159810babf8ffb08690f382cdc31cbdae
Link:
https://www.unpac.me/results/29625093-20c8-4d9c-acd3-04a2fff1355e/
SH256 hash:
5077460204027a210a9a197adae86e6c2b367bf7c20051cff3f9ae62e13713c8
MD5 hash:
22f0981af36e02cf5b6d54d0f40bfeba
SHA1 hash:
a4ccfa6a7cb67a8fcaff706f1878644b412c0a38
Link:
https://www.unpac.me/results/29625093-20c8-4d9c-acd3-04a2fff1355e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/507746020402/report/overview.html
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/5077460204027a210a9a197adae86e6c2b367bf7c20051cff3f9ae62e13713c8

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 5077460204027a210a9a197adae86e6c2b367bf7c20051cff3f9ae62e13713c8

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/339450/
  
URLhaus
https://urlhaus.abuse.ch/url/2435822/

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