MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69. 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: 19


Intelligence 19 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69
SHA3-384 hash: a282a5112d80709b5f203b27b99accd67057441f03066a89228d33c2b5f9ada44e04c67f35f02b2ae944ea3357ebc3d7
SHA1 hash: e7a68f4c1ac47ecc6cc43b12dc82651cff63f670
MD5 hash: b8896a4d1adbefcc7fe4cac53b134968
humanhash: table-undress-butter-texas
File name:SecuriteInfo.com.Win32.MalwareX-gen.21416.15434
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:972'800 bytes
First seen:2024-08-28 09:36:41 UTC
Last seen:2024-08-28 10:19:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:1q7ngtNkKoxK5AP2EwiRcsgL5UNs3hpJB3FcU8Q:g7g7kKoKAOEF8UNYhpJ5F/8Q
TLSH T1732512A43A16DA02C9A453FA0DB2FAB4177C1ECEA501D7568FEAADDF7572F012D40183
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
172.93.220.148:45682 https://threatfox.abuse.ch/ioc/1316785/

Intelligence

File Origin
# of uploads :
3
# of downloads :
382
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.MalwareX-gen.21416.15434
Verdict:
Malicious activity
Analysis date:
2024-08-28 09:39:52 UTC
Tags:
rat remcos evasion
Link:
https://app.any.run/tasks/e4a9c0b5-4929-471d-b616-e272cf2db065

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.21416.15434.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Win32.MalwareX-gen.16707.8109.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66ceefbffe69a9e56049a789
Tags:
Discovery Execution Generic Infostealer Network Static Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Connection attempt
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/66ceefc0b854095a010b7fe6/reports/142e08aa-0b36-43b0-a645-a676965072af/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69
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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5a599862-a896-48c5-8623-85cf62400456
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1500386
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
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
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
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: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1500386 Sample: SecuriteInfo.com.Win32.Malw... Startdate: 28/08/2024 Architecture: WINDOWS Score: 100 48 geoplugin.net 2->48 50 Suricata IDS alerts for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 9 other signatures 2->56 8 SecuriteInfo.com.Win32.MalwareX-gen.21416.15434.exe 7 2->8         started        12 bmkNCLNkqvOpVZ.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\...\bmkNCLNkqvOpVZ.exe, PE32 8->36 dropped 38 C:\...\bmkNCLNkqvOpVZ.exe:Zone.Identifier, ASCII 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmpB7C4.tmp, XML 8->40 dropped 42 SecuriteInfo.com.W...21416.15434.exe.log, ASCII 8->42 dropped 58 Uses schtasks.exe or at.exe to add and modify task schedules 8->58 60 Adds a directory exclusion to Windows Defender 8->60 62 Injects a PE file into a foreign processes 8->62 14 powershell.exe 23 8->14         started        17 SecuriteInfo.com.Win32.MalwareX-gen.21416.15434.exe 2 13 8->17         started        20 schtasks.exe 1 8->20         started        22 SecuriteInfo.com.Win32.MalwareX-gen.21416.15434.exe 8->22         started        64 Multi AV Scanner detection for dropped file 12->64 66 Contains functionalty to change the wallpaper 12->66 68 Machine Learning detection for dropped file 12->68 70 4 other signatures 12->70 24 schtasks.exe 1 12->24         started        26 bmkNCLNkqvOpVZ.exe 12->26         started        signatures6 process7 dnsIp8 72 Loading BitLocker PowerShell Module 14->72 28 WmiPrvSE.exe 14->28         started        30 conhost.exe 14->30         started        44 172.93.220.148, 45682, 49712 XTOM-AS-JPxTomJP United States 17->44 46 geoplugin.net 178.237.33.50, 49714, 80 ATOM86-ASATOM86NL Netherlands 17->46 32 conhost.exe 20->32         started        34 conhost.exe 24->34         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-08-28 09:37:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pak5aloudxlfoq4ljmrg6swbum6wunyvty2ejbrhbchbgvhzvnuq._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:3456789 discovery execution rat
Link:
https://tria.ge/reports/240828-llfrzstbkg/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Remcos
Malware Config
C2 Extraction:
172.93.220.148:45682
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0eeca5e1-935a-4604-91b8-22b36cd63d8b
Unpacked files
SH256 hash:
66c34fb52ab239fdcbd5d61f0b540e45399b986a5379398e0d72014778635226
MD5 hash:
6faa7caee083f4dba03910c95ad29237
SHA1 hash:
8c21b7b035471ed301ef6138c657e865f596f3d3
Link:
https://www.unpac.me/results/835d9482-1cd2-4e91-8641-1743962ade99/
SH256 hash:
55c291ed3834d082cf330ea0cb7814b6bb348d4892c7db923681024cce5c8012
MD5 hash:
25e8cd6490873c3980371a1fb30a01ff
SHA1 hash:
1d908ba04461215b07f111cab55a37dfc25d187c
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/835d9482-1cd2-4e91-8641-1743962ade99/
SH256 hash:
8b57a0bf569967168f71c65a9a3fea76d712a114ed75bbf2b5fe50009cef7b1d
MD5 hash:
e14b56671ab9359a74544abff82db87e
SHA1 hash:
06f995c44f40d2655cb00f753a791421896e107e
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
win_remcos_w0
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
Link:
https://www.unpac.me/results/835d9482-1cd2-4e91-8641-1743962ade99/
Parent samples :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 hash:
7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69
MD5 hash:
b8896a4d1adbefcc7fe4cac53b134968
SHA1 hash:
e7a68f4c1ac47ecc6cc43b12dc82651cff63f670
Link:
https://www.unpac.me/results/835d9482-1cd2-4e91-8641-1743962ade99/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7815d02dd41d/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/7815d02dd41dd657438b4b226f4ac1a33d6a37159e34448627088e1354f9ab69

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:NET
Create hunting rule
Author:malware-lu
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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