MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9efd6319b183374d5ad3c3e9d5c52bd47827b72b482b0706898f7325ee699a6d. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9efd6319b183374d5ad3c3e9d5c52bd47827b72b482b0706898f7325ee699a6d
SHA3-384 hash: 7f8d282a93a89ac8e9971ae56a6c20e8ff70ec98d97432d346b1e83d0de18b82234455ba49b3fb04dbe488250bb955dc
SHA1 hash: 8cc251ed6bd84edf542495ea1a91f6c25c2fb57b
MD5 hash: a3a5c492d468807de434c4ddec450a03
humanhash: fruit-four-october-cardinal
File name:a3a5c492d468807de434c4ddec450a03.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:64'000 bytes
First seen:2021-02-03 10:13:32 UTC
Last seen:2021-02-03 12:21:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:ay2KyIQhD6gzGFFl6Rgv3oyBx+EdyIg2SGix:aMQ1GFFlH4yBEXL/x
Threatray 1 similar samples on MalwareBazaar
TLSH F653B74E31A8B125C5932AB81D15FA603B28A731AC50D848F867D60DDEC15FB6CDCEDE
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
everestenterprses21.sytes.net:2018

Intelligence

File Origin
# of uploads :
2
# of downloads :
118
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a3a5c492d468807de434c4ddec450a03.exe
Verdict:
Suspicious activity
Analysis date:
2021-02-03 10:16:19 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9bbd714d-4617-4e0e-8d60-e826cb11940d

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/115275/
Detection(s):
SecuriteInfo.com.Variant.Bulz.339838.23732.27129.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
Connection attempt to an infection source
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:
Unknown
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/597636
Signature
Multi AV Scanner detection for submitted file
Potential time zone aware malware
Behaviour
Behavior Graph:
Download SVG
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9efd6319b183374d5ad3c3e9d5c52bd47827b72b482b0706898f7325ee699a6d/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2021-02-03 10:14:17 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=t36wggnrqm3u2wwtypu5lrjl2r4cpnzljavqobujr5zsl3tjtjwq._file
Verdict:
unknown
Similar samples:
2f85c41ee13d69e68454d97153252e8ba9a3a0e85573427eac0600d41fa6824d
RemcosRAT
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/210203-gagwnzmtbe/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Program crash
Suspicious use of NtCreateProcessExOtherParentProcess
Unpacked files
SH256 hash:
9efd6319b183374d5ad3c3e9d5c52bd47827b72b482b0706898f7325ee699a6d
MD5 hash:
a3a5c492d468807de434c4ddec450a03
SHA1 hash:
8cc251ed6bd84edf542495ea1a91f6c25c2fb57b
Link:
https://www.unpac.me/results/26d15c75-1e99-4c2b-8c8a-82a901acc13e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/9efd6319b183374d5ad3c3e9d5c52bd47827b72b482b0706898f7325ee699a6d

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: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_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 9efd6319b183374d5ad3c3e9d5c52bd47827b72b482b0706898f7325ee699a6d

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/115275/
  
URLhaus
https://urlhaus.abuse.ch/url/988862/
  
Delivery method
Distributed via web download

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