MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f64dfe37f4518739d7d31f0a81cc8a126d6766ca16039b3f80a50495efd6d765. 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: 13


Intelligence 13 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f64dfe37f4518739d7d31f0a81cc8a126d6766ca16039b3f80a50495efd6d765
SHA3-384 hash: 6eda37e3e522fb4f46290326044dc450a18eefbd0fbb92e9cdf5d8932ff9261fa12dd3ead3dc9151cd36a26c7269c277
SHA1 hash: 8b3ab5b20d8fbcb5c5428768c7e3fe8f3a954a8f
MD5 hash: 8a16967ee620b6d50578ec90143e9b88
humanhash: jersey-shade-blossom-enemy
File name:SecuriteInfo.com.Generic.mg.8a16967ee620b6d5.22788
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'378'528 bytes
First seen:2021-01-15 12:46:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:9msAoTjYNpD4e9tqXSRs0/wedAekZxrFDsYsgx3AWwaPCC8L54xJN7Trr4UH1i+q:9mjoTjYl
Threatray 1'386 similar samples on MalwareBazaar
TLSH 625567563EFFD209A0BB6DB5D1DB343B380DBB786250D112D12FF64D1937221868AC6A
Reporter SecuriteInfoCom
Tags:RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Generic.mg.8a16967ee620b6d5.22788
Verdict:
Malicious activity
Analysis date:
2021-01-15 12:49:33 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/e7a36181-183e-4caa-94ee-a3e0fedb139d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/112206/
Detection(s):
SecuriteInfo.com.Generic.mg.8a16967ee620b6d5.22788.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Creating a process with a hidden window
Sending a UDP request
Launching a process
Adding an access-denied ACE
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching the default Windows debugger (dwwin.exe)
Deleting a recently created file
DNS request
Creating a file
Connection attempt
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Setting a global event handler for the keyboard
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:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/582421
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
Country aware sample found (crashes after keyboard check)
Detected Remcos RAT
Hides threads from debuggers
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
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 340249 Sample: SecuriteInfo.com.Generic.mg... Startdate: 15/01/2021 Architecture: WINDOWS Score: 100 86 Malicious sample detected (through community Yara rule) 2->86 88 Multi AV Scanner detection for submitted file 2->88 90 Detected Remcos RAT 2->90 92 4 other signatures 2->92 11 SecuriteInfo.com.Generic.mg.8a16967ee620b6d5.exe 3 2->11         started        14 win.exe 2->14         started        16 win.exe 2->16         started        process3 signatures4 100 Contains functionality to steal Chrome passwords or cookies 11->100 102 Contains functionality to capture and log keystrokes 11->102 104 Contains functionality to inject code into remote processes 11->104 106 Contains functionality to steal Firefox passwords or cookies 11->106 18 SecuriteInfo.com.Generic.mg.8a16967ee620b6d5.exe 4 4 11->18         started        21 cmd.exe 1 11->21         started        23 cmd.exe 1 11->23         started        29 3 other processes 11->29 108 Hides threads from debuggers 14->108 25 cmd.exe 14->25         started        27 cmd.exe 14->27         started        process5 dnsIp6 78 C:\Users\user\AppData\Roaming\win.exe, PE32 18->78 dropped 80 C:\Users\user\...\win.exe:Zone.Identifier, ASCII 18->80 dropped 32 wscript.exe 1 18->32         started        34 conhost.exe 21->34         started        36 timeout.exe 1 21->36         started        38 conhost.exe 23->38         started        40 timeout.exe 1 23->40         started        42 conhost.exe 25->42         started        44 timeout.exe 25->44         started        82 192.168.2.1 unknown unknown 29->82 46 conhost.exe 29->46         started        48 timeout.exe 1 29->48         started        file7 process8 process9 50 cmd.exe 1 32->50         started        process10 52 win.exe 3 50->52         started        55 conhost.exe 50->55         started        signatures11 94 Multi AV Scanner detection for dropped file 52->94 96 Machine Learning detection for dropped file 52->96 98 Hides threads from debuggers 52->98 57 cmd.exe 52->57         started        59 cmd.exe 52->59         started        61 cmd.exe 52->61         started        63 2 other processes 52->63 process12 dnsIp13 66 conhost.exe 57->66         started        68 timeout.exe 57->68         started        70 conhost.exe 59->70         started        72 timeout.exe 59->72         started        74 conhost.exe 61->74         started        76 timeout.exe 61->76         started        84 wedsazxcvfghyuiokjhbnvfcdsaweyplmhbvrtud.ydns.eu 46.243.239.5, 1996 TOTAL-SERVER-SOLUTIONSUS Netherlands 63->84 process14
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f64dfe37f4518739d7d31f0a81cc8a126d6766ca16039b3f80a50495efd6d765/
Threat name:
ByteCode-MSIL.Trojan.Malrep
Create hunting rule
Status:
Suspicious
First seen:
2021-01-15 12:47:04 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6zg74n7ukgdttv6td4fidtekcjwwozwkcybzwp4auucjl36w25sq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
11b16ba733f2f4f10ac58021eecaf5668551a73e2a1acfae99745c50bfccbb44
RemcosRAT
21691425c52cf7a77c0e3a65cc1c0c59cb026d5b76e78160ebb8a553f9bbe50c
RemcosRAT
3b1b352f3c4d0fe235b45d9db418e1e4155ab31265ee368ed646ac38071a2eda
RemcosRAT
4791861118e0be776fd14153e2feca7d25f5a91a6c32a997385f5ae272e3d7c8
RemcosRAT
5b10f4a23880b51923a0df3e9e3c37f40eb0d3cc93de7b463da62f936a501385
RemcosRAT
61d9f4cbc76b7889d7d17d262b63c0fd2ee40642653063b1eb6ab84397f8c57b
RemcosRAT
82027bdaf86e2d0da1c45ede5efd820a1cbaace1b1b8f7675b8115d82db75f26
RemcosRAT
9930543939f97818319ed031530d9e084994331aa4b06a304faeb321bbcc63db
RemcosRAT
d34e588c8bef9cef39708c52f7f372bcd4b5fc39e4eaf0b9193aa586a10d7cc2
RemcosRAT
e26c95b32b64e3f7b5d72d52be2fd7cb52c7a2c1df25f5337a783a1735f806ad
RemcosRAT
+ 1'376 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/210115-rclnyws69e/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
wedsazxcvfghyuiokjhbnvfcdsaweyplmhbvrtud.ydns.eu:1996
Unpacked files
SH256 hash:
b7937ec46f6e0aa67e9a2c4acf22801e62efc11b4e22f8be3df70850724a5b2f
MD5 hash:
68342d1274d123b28976106dd2e4be71
SHA1 hash:
fa2327efe0ce0a8b26c539aea109dc3a2c56b2cf
Link:
https://www.unpac.me/results/194a5ddb-bcef-4bf8-b37b-10a57336d341/
SH256 hash:
e90e6d269b5a4f6ccd8c5649b4615e8b9015b68862e222668b035e79f994ffab
MD5 hash:
da9d06a83d4508a94c8d9d75d018e2ca
SHA1 hash:
143b37b5eb58fd15adb0ac57b8133a2eaecb826c
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/194a5ddb-bcef-4bf8-b37b-10a57336d341/
SH256 hash:
f64dfe37f4518739d7d31f0a81cc8a126d6766ca16039b3f80a50495efd6d765
MD5 hash:
8a16967ee620b6d50578ec90143e9b88
SHA1 hash:
8b3ab5b20d8fbcb5c5428768c7e3fe8f3a954a8f
Link:
https://www.unpac.me/results/194a5ddb-bcef-4bf8-b37b-10a57336d341/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f64dfe37f4518739d7d31f0a81cc8a126d6766ca16039b3f80a50495efd6d765

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 f64dfe37f4518739d7d31f0a81cc8a126d6766ca16039b3f80a50495efd6d765

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/962699/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112206/

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