MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037
SHA3-384 hash: c755a83887f8c115471db8eac53e41213eb93a222e77ded34ff7c2273271d84679b7c9b246707bdb9e0941346b69c396
SHA1 hash: 4c4b90cd23167b387d282ec9c3155b3af32c8b3b
MD5 hash: f3c3805d41ca881e16a9998f0bfc2444
humanhash: lemon-happy-single-leopard
File name:f3c3805d41ca881e16a9998f0bfc2444
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'247'744 bytes
First seen:2023-05-24 17:30:31 UTC
Last seen:2023-05-24 18:58:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:or0w2IPEIbM0vAVx123MBAKx9nf4L7XFz3zZ9oAq:wbY123M6KDnfirFDzZ9oAq
Threatray 1'935 similar samples on MalwareBazaar
TLSH T1FB45F1371EFA9BA4D4AD48B7A7BC2D9856F19D3F409392A5057272F0CD6438B39120F2
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 d4e8c4b2b2d4e8d4 (4 x RemcosRAT, 1 x SnakeKeylogger)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
302
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT Payment Confirmation.docx
Verdict:
Malicious activity
Analysis date:
2023-05-24 15:45:52 UTC
Tags:
opendir exploit cve-2017-11882 loader
Link:
https://app.any.run/tasks/8b5be52d-8484-4dfe-8b59-ab71439e895e

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/391258/
Detection(s):
SecuriteInfo.com.Variant.Barys.966.10024.30192.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Launching a process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated remcos
Link:
https://www.filescan.io/uploads/646e49d79621774aa98ec2a5/reports/9a54da41-66b0-4d06-8d2c-6ba7f0330ff2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037
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:
Malicious
Link:
https://analyze.intezer.com/analyses/9a1bd096-e868-4d31-914e-a21877a3e927
Result
Threat name:
DarkTortilla, Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1241879
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected DarkTortilla Crypter
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 874890 Sample: Ir3bjC7P2O.exe Startdate: 24/05/2023 Architecture: WINDOWS Score: 100 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Antivirus detection for URL or domain 2->55 57 7 other signatures 2->57 7 Ir3bjC7P2O.exe 4 2->7         started        process3 file4 33 C:\Users\user\AppData\...\Ir3bjC7P2O.exe.log, ASCII 7->33 dropped 59 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->59 11 cmd.exe 3 7->11         started        15 cmd.exe 1 7->15         started        signatures5 process6 file7 35 C:\Users\user\AppData\Roaming\widow\wid.exe, PE32 11->35 dropped 37 C:\Users\user\...\wid.exe:Zone.Identifier, ASCII 11->37 dropped 61 Uses ping.exe to sleep 11->61 17 wid.exe 2 11->17         started        20 PING.EXE 1 11->20         started        23 conhost.exe 11->23         started        25 PING.EXE 1 11->25         started        63 Uses ping.exe to check the status of other devices and networks 15->63 27 reg.exe 1 1 15->27         started        29 PING.EXE 1 15->29         started        31 conhost.exe 15->31         started        signatures8 process9 dnsIp10 43 Antivirus detection for dropped file 17->43 45 Machine Learning detection for dropped file 17->45 47 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->47 39 192.168.2.1 unknown unknown 20->39 49 Creates an undocumented autostart registry key 27->49 41 127.0.0.1 unknown unknown 29->41 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037/
Threat name:
ByteCode-MSIL.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-05-24 15:34:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
50
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gcvg5vf7qbkt3ysanoiwahjblxtovh3ifl4qn2b4lz3xhsgrga3q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
2010a7e1a136a9881ba4db4beb99088ea77ea2997d36e6d1d16fc696b34fda8b
RemcosRAT
2b4c534df5fe4c7ee7a402f384109cb60b54c7f301ef8644e7b1eba397d89f2b
RemcosRAT
32fcd31207c5e310957801fca81578c9dcba9ed3515809f62a7d50d93ad033db
RemcosRAT
3c2ffc42864aba9e07bb8cd494141ea7125a2d24a8717f0cf0a33da8020dbdfb
RemcosRAT
6053c5c3a4202b8c2e6b2f176a99c980233f63024be06b67d3a30e2f0b4470f4
RemcosRAT
aa2caafd9a1d53df2112c9081fb5686e04283be0da13d94bacdfc8c9addf0c34
RemcosRAT
cadf95355bd6ea18fdd3555ea3f85d102f40b3df0dc36b332f9ad8b505105f6e
RemcosRAT
+ 1'925 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence
Link:
https://tria.ge/reports/230524-v3pkwseb6w/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Executes dropped EXE
Modifies WinLogon for persistence
Unpacked files
SH256 hash:
30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037
MD5 hash:
f3c3805d41ca881e16a9998f0bfc2444
SHA1 hash:
4c4b90cd23167b387d282ec9c3155b3af32c8b3b
Link:
https://www.unpac.me/results/66747691-3cd1-46e4-a223-39e0a863601b/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/30aa6ed4bf80/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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 30aa6ed4bf80553de2406b91601d215de6ea9f682af906e83c5e7773c8d13037

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/391258/
  
URLhaus
https://urlhaus.abuse.ch/url/2640270/

Comments


Avatar
zbet commented on 2023-05-24 17:30:39 UTC

url : hxxp://23.95.122.242/271/CK_CACHE.exe