MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bfbe3e1ad1988b74e65a9675a05c796d71fa728440afbcccc7afd12c92104ef. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1bfbe3e1ad1988b74e65a9675a05c796d71fa728440afbcccc7afd12c92104ef
SHA3-384 hash: 2af796ff2dcd803b98616745a98df7d30e38e2efc5e89580ea5b610094fa75a44f0bf3e00c24dfb954d3ef010ddf1fa1
SHA1 hash: de5ab85e0531ffc7dcbde2dfa37111e90e212396
MD5 hash: 14729cf354a2bcd9a764ea35732b2ebc
humanhash: jersey-venus-emma-harry
File name:14729cf354a2bcd9a764ea35732b2ebc.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:16'138'240 bytes
First seen:2024-07-25 07:07:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bbac62fd99326ea68ec5a33b36925dd1 (46 x AgentTesla, 38 x njrat, 27 x Formbook)
ssdeep 393216:84uckLcEl+yYTUKIKF4rBQQeOwR9Erj9vjNiDkN9UPZHw9C:DEcEsyHfbAvCRvBiD2fC
Threatray 1'387 similar samples on MalwareBazaar
TLSH T170F6334233DE83B2D371D173B915B7006EBFBC2A02A0B69B2FD5057DEE61522521E663
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 74e4d4d4ecf4d4d4 (23 x GuLoader, 20 x LummaStealer, 19 x AgentTesla)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
412
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
14729cf354a2bcd9a764ea35732b2ebc.exe
Verdict:
Suspicious activity
Analysis date:
2024-07-25 08:06:03 UTC
Tags:
wmi-base64 api-base64
Link:
https://app.any.run/tasks/46daf6ce-ceb9-4b30-b8ce-01d7af9c3c7e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
98.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a34d71458e130e002a8e9b
Tags:
Execution Network Other Stealth Trojan Autoit
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a file
Creating a process from a recently created file
Searching for synchronization primitives
Launching a process
Blocking the User Account Control
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin packed shell32
Link:
https://www.filescan.io/uploads/66a1f9d43acdc8d8268de25d/reports/9194b8b3-4c21-4395-b609-552d18577c40/overview
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, Binder HackTool
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1481490
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1bfbe3e1ad1988b74e65a9675a05c796d71fa728440afbcccc7afd12c92104ef
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1bfbe3e1ad1988b74e65a9675a05c796d71fa728440afbcccc7afd12c92104ef/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-07-20 08:53:33 UTC
File Type:
PE (Exe)
Extracted files:
156
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dp56hynndgelottfvftvubohs3lr7jziiqfpxtgmpl6rfsjbatxq._file
Verdict:
malicious
Similar samples:
007d4a581f70c7d0a86307123df5d769c3d948dd9b7d5c4ec3b274f2b0bf3647
RemcosRAT
43407bd73ce9960b8064165e7e16723f50ece7446f66126a94ad94946bcfff50
RemcosRAT
a672e3cd3a4f6227f4b5551a23f559baaa25f3ead5251e798bc05d563702395a
RemcosRAT
cf87ad90770f5fefa87bab08b952b0310fdc52bc930537f617c40fbf32643280
RemcosRAT
fd0026d4c45a28a6a810b3c8fe9b9f0e5929a52144088398c7994dc7ae40807a
RemcosRAT
+ 1'377 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery evasion persistence rat trojan
Link:
https://tria.ge/reports/240725-hx9mnaxhkc/
Behaviour
Modifies registry class
Opens file in notepad (likely ransom note)
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Adds Run key to start application
Checks whether UAC is enabled
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Remcos
UAC bypass
Malware Config
C2 Extraction:
5.253.86.233:2404
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/47e7363e-5339-459a-b156-078cd0b10b6a
Unpacked files
SH256 hash:
1bfbe3e1ad1988b74e65a9675a05c796d71fa728440afbcccc7afd12c92104ef
MD5 hash:
14729cf354a2bcd9a764ea35732b2ebc
SHA1 hash:
de5ab85e0531ffc7dcbde2dfa37111e90e212396
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/36dbb2d2-1f6e-42d4-9592-933df3b1926f/
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/1bfbe3e1ad1988b74e65a9675a05c796d71fa728440afbcccc7afd12c92104ef

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
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:AutoIT packer
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:YahLover
Create hunting rule
Author:Kevin Falcoz
Description:YahLover

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
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::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
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

Comments