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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4. 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: 16


Intelligence 16 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4
SHA3-384 hash: 5c245cdce5daccb0719d04421ae7d624a5ab8b0623d0a9309bb9a5d1ecb5d911e59aff967f55160ef5fa8d609cd953a4
SHA1 hash: 39ca138a0e92bdc29ead62c86bfe722d5ec0ec60
MD5 hash: ca84ab08e81d06ffaf20d8ed709ce136
humanhash: sink-helium-pluto-angel
File name:xw4xlFgtdEF7.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:494'592 bytes
First seen:2024-01-23 02:34:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8d5087ff5de35c3fbb9f212b47d63cad (172 x RemcosRAT)
ssdeep 6144:cXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZsAX4cNn5Gv:cX7tPMK8ctGe4Dzl4h2QnuPs/ZsGcv
TLSH T1C2B49E01BAD1C072D57524300D36F776EAB8BD2028364A7BB3D61D5BFE31190B62A6B7
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon c4d48eaa8ad4d4f8 (1'213 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter pmelson
Tags:exe remcos RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
584
Origin country :
US US
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/472421/
Detection(s):
Win.Trojan.Remcos-9841897-0
Create hunting rule

Win.Trojan.Remcos-10002580-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
crypto evasive exploit explorer fingerprint fingerprint hook keylogger lolbin shell32
Link:
https://www.filescan.io/uploads/65af25d7f3cf17c17b763c0f/reports/031f70c6-06e3-42bd-a6dc-06348bf6bbf1/overview
Verdict:
Malicious
Labled as:
Remcos.Generic
Link:
https://www.hybrid-analysis.com/sample/e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/786253b5-0187-49ab-91ab-c52724ed3613
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1379237
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-01-23 02:35:06 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
32 of 38 (84.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4era4unrtduju4ogwjxna4xhokdbi2hxa7flztk2qb43otgclpca._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost
Link:
https://tria.ge/reports/240123-c21mnafaeq/
Behaviour
Legitimate hosting services abused for malware hosting/C2
Malware Config
C2 Extraction:
9.tcp.ngrok.io:23547
Unpacked files
SH256 hash:
e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4
MD5 hash:
ca84ab08e81d06ffaf20d8ed709ce136
SHA1 hash:
39ca138a0e92bdc29ead62c86bfe722d5ec0ec60
Detections:
Remcos
Create hunting rule
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/4e7a5a36-4ea7-4eef-b456-e4043bd7d024/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e1220e51b198/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/e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

Web download

RemcosRAT

Executable exe e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4

(this sample)

  
Link
https://www.virustotal.com/gui/file/e1220e51b198e89a71c6b26ed072e772861468f707cabccd5a8079b74cc25bc4/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/472421/

Comments