MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 377ca72fec29dacf88f92fda96c917a614bdd5aa9c120230afc4c262931de79a. 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: 9


Intelligence 9 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 377ca72fec29dacf88f92fda96c917a614bdd5aa9c120230afc4c262931de79a
SHA3-384 hash: 57e22bc6ae8750983234f29e18dd91f1b6b51ac322f3bd47e44734333b82de86a8673220afdb9629b146d4e6e3eb17dd
SHA1 hash: 37b3f152d1f17226195fee519e737cd4d7fb5a4d
MD5 hash: 69657b482ee5865e3102af1f4eb95144
humanhash: beer-jig-jig-east
File name:69657b482ee5865e3102af1f4eb95144.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:50'176 bytes
First seen:2021-01-29 08:37:29 UTC
Last seen:2021-01-29 10:54:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 1536:4YCjo0A+3KeFigBUqEBnoF5ZwhrsrZ2BZg:6s36rEgmq4UZwhrsrZ2BZg
Threatray 1'527 similar samples on MalwareBazaar
TLSH BF33608163FC8158F2FBBF35A9B155A18A37BD92BD35DA0D0210465F1A72E80DE71B23
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
69657b482ee5865e3102af1f4eb95144.exe
Verdict:
Malicious activity
Analysis date:
2021-01-29 08:40:48 UTC
Tags:
trojan rat remcos
Link:
https://app.any.run/tasks/0bdaf398-6e49-40b9-b002-8f212a84e0e2

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/114663/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.115.8184.21281.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Connection attempt
Creating a file
Sending an HTTP GET request to an infection source
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/593670
Signature
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
Injects a PE file into a foreign processes
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
Behaviour
Behavior Graph:
Download SVG
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/377ca72fec29dacf88f92fda96c917a614bdd5aa9c120230afc4c262931de79a/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2021-01-27 14:33:08 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g56kol7mfhnm7chzf7njnsixuykl3vnktqjaemfpytbgfey546na._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
4791861118e0be776fd14153e2feca7d25f5a91a6c32a997385f5ae272e3d7c8
RemcosRAT
4a94b062dbb9df940520146d100df5b019795d0f508d7ba89d24eb18725e1608
RemcosRAT
5ab68910c53ccaea0aa6c9e51fa8ad92433cba369163f99f636973b32abda555
RemcosRAT
5b10f4a23880b51923a0df3e9e3c37f40eb0d3cc93de7b463da62f936a501385
RemcosRAT
b4156e553eb5b0bad1d240dd170820106d6ca6bc0d1984a9d09030864349d964
RemcosRAT
c07fd0e28659f9346a6330682e6c598df98402f2b853b6e00fef908ce432ee42
RemcosRAT
da7f542b91835ba3090350c2936641058c361e332eda9222f0674dfcbefd4ce9
RemcosRAT
eea168e9c8f089b1c8aa25fe54e17f987ea0a85b24009197d77c08295f4cf2a4
RemcosRAT
f43a96ccf1d23d7dda1abbc2bea16ecbb2fb43b2f05e4015ff69c02e2c144ab2
RemcosRAT
f7e29cbf47c9804eb341836873ea6837be7a46639978f44d9ba2670d47e68d56
RemcosRAT
+ 1'517 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos rat
Link:
https://tria.ge/reports/210129-pw91fcwt3x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
167.88.9.83:2050
Unpacked files
SH256 hash:
377ca72fec29dacf88f92fda96c917a614bdd5aa9c120230afc4c262931de79a
MD5 hash:
69657b482ee5865e3102af1f4eb95144
SHA1 hash:
37b3f152d1f17226195fee519e737cd4d7fb5a4d
Link:
https://www.unpac.me/results/d18ed64d-d521-4443-929d-3c7b85c9d0fc/
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/377ca72fec29dacf88f92fda96c917a614bdd5aa9c120230afc4c262931de79a

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
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:win_remcos_auto
Create hunting rule
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 377ca72fec29dacf88f92fda96c917a614bdd5aa9c120230afc4c262931de79a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/978553/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/114663/

Comments