MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3
SHA3-384 hash: 0935f2dd890fd32570fd942c569bd0dbb8f5418d304d2bd89f4a32cac95d541aa25bf7f41f5352d94674c970d1745442
SHA1 hash: bac36c2536721592ebcac74a88c50b00fab67e5a
MD5 hash: 290102d5e403f9eb6d7cd7fe3188d307
humanhash: oscar-texas-october-undress
File name:wininit.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'331'712 bytes
First seen:2024-04-08 13:22:25 UTC
Last seen:2024-04-08 14:30:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:6AHnh+eWsN3skA4RV1Hom2KXMmHal8/L5Sq6C/pWPxGgp5:Nh+ZkldoPK8Yal8FS5j
TLSH T1F355CE02B3D1C036FFAB92739B6AF2055ABD79254133852F13981D79BD701B2263E663
TrID 63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
11.6% (.EXE) Win64 Executable (generic) (10523/12/4)
7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
5.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.9% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter James_inthe_box
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
318
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3.exe
Verdict:
No threats detected
Analysis date:
2024-04-08 13:29:50 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/54278214-f469-4e1c-a05c-d9271fee3ea4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Launching a process
Moving a file to the Program Files subdirectory
Replacing files
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin packed shell32
Link:
https://www.filescan.io/uploads/6613efbf08ebdfcacdfe90f9/reports/f4402d1d-6aec-4426-bcad-0a954bd09ecb/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3
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/f24d8d10-5124-487e-8c97-4b39247658e1
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1422336
Signature
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
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
Detected Remcos RAT
Drops VBS files to the startup folder
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Sigma detected: Remcos
Sigma detected: System File Execution Location Anomaly
Sigma detected: Windows Binaries Write Suspicious Extensions
Sigma detected: WScript or CScript Dropper
System process connects to network (likely due to code injection or exploit)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1422336 Sample: wininit.exe Startdate: 08/04/2024 Architecture: WINDOWS Score: 100 36 shgoini.com 2->36 38 geoplugin.net 2->38 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Antivirus detection for URL or domain 2->56 58 11 other signatures 2->58 9 wininit.exe 6 2->9         started        13 wscript.exe 1 2->13         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\chrome.exe, PE32 9->32 dropped 76 Binary is likely a compiled AutoIt script file 9->76 15 chrome.exe 3 9->15         started        78 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->78 19 chrome.exe 2 13->19         started        signatures6 process7 file8 34 C:\Users\user\AppData\Roaming\...\chrome.vbs, data 15->34 dropped 44 Binary is likely a compiled AutoIt script file 15->44 46 Machine Learning detection for dropped file 15->46 48 Drops VBS files to the startup folder 15->48 21 svchost.exe 15->21         started        24 chrome.exe 2 15->24         started        50 Maps a DLL or memory area into another process 19->50 26 svchost.exe 19->26         started        signatures9 process10 signatures11 60 Contains functionality to bypass UAC (CMSTPLUA) 21->60 62 Contains functionalty to change the wallpaper 21->62 64 Contains functionality to steal Chrome passwords or cookies 21->64 74 3 other signatures 21->74 66 Binary is likely a compiled AutoIt script file 24->66 68 Writes to foreign memory regions 24->68 70 Maps a DLL or memory area into another process 24->70 28 svchost.exe 3 13 24->28         started        72 Detected Remcos RAT 26->72 process12 dnsIp13 40 geoplugin.net 178.237.33.50, 49708, 80 ATOM86-ASATOM86NL Netherlands 28->40 42 shgoini.com 107.175.229.143, 30902, 49707 AS-COLOCROSSINGUS United States 28->42 80 System process connects to network (likely due to code injection or exploit) 28->80 82 Detected Remcos RAT 28->82 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3/
Threat name:
Win32.Trojan.Strab
Create hunting rule
Status:
Malicious
First seen:
2024-04-08 13:22:02 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gyikke5lwuaspqrknroszbfycssxio5c3zufyayxevqbui7txxbq._file
Verdict:
unknown
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Link:
https://tria.ge/reports/240408-qmsv6ade2y/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
AutoIT Executable
Suspicious use of SetThreadContext
Drops startup file
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
shgoini.com:30902
Unpacked files
SH256 hash:
a9a1ef104a65305c091ef118629fb5b55a2a98b0abb2073575b4c937079d548e
MD5 hash:
48397bb9dbb0e0055afba4d9e09a9c93
SHA1 hash:
9941836b671ea61d8f597321c08f37ea5c290f78
Detections:
Remcos
Create hunting rule
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/bb798d27-62dd-4bb8-ac87-41169515af05/
Parent samples :
867e3c9147ef41bc4edff6002959c37c785d919b13edbd7e8ed150ea51f9f15d
7af470dc705da73063fc90cbb2b7746ef2eaba7604ecb371d7ff234845025649
ca52caeb15fde0f171362e3e7771edecc44f2e582cccaa0fedbd6012669076d7
470b539a4e4519ea56b67b517ad48a5ff794a740b39ffff1eb834b568fb77e52
3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3
c392c14304399e9ad13ede370375ecffa47f30245cb91a413a3fd1150721a929
17fb08eec6f9f3ab1c5eba3469b4bae349b1f5ad849dc07cabac9926de38dc3c
SH256 hash:
3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3
MD5 hash:
290102d5e403f9eb6d7cd7fe3188d307
SHA1 hash:
bac36c2536721592ebcac74a88c50b00fab67e5a
Detections:
AutoIT_Compiled
Create hunting rule
SUSP_Imphash_Mar23_3
Create hunting rule
Link:
https://www.unpac.me/results/bb798d27-62dd-4bb8-ac87-41169515af05/
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/3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SUSP_Imphash_Mar23_3
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:Internal Research

File information

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

  
Delivery method
Other
  
URLhaus
https://urlhaus.abuse.ch/url/2805139/

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
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::AllocateAndInitializeSid
ADVAPI32.dll::CopySid
ADVAPI32.dll::FreeSid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::GetAce
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

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