MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad. 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: 16


Intelligence 16 IOCs YARA 18 File information Comments
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SHA256 hash: b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad
SHA3-384 hash: cb20578b0be7aeb6f2e882869e98cba7190b914704becd0d99ea5ddf0ac8388cf3643ebc509f62465379310e1373bf47
SHA1 hash: 8ff2ee366c28f4bf3f0dc2e4d453554b00b7c07d
MD5 hash: 7be35ddeaab8cd4985b8bd90e99bbbdd
humanhash: queen-mississippi-gee-georgia
File name:b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'327'616 bytes
First seen:2025-04-08 08:30:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:Ou6J33O0c+JY5UZ+XC0kGso6FaIyBhLxA+/Tz8vwRoknENkUlWY:Au0c++OCvkGs9FaIkFA+/TewRxY
Threatray 1'736 similar samples on MalwareBazaar
TLSH T1F555DF2273DDC360CB769133BF69B7056EBF38214630B95B2F980D7DA950162262D7A3
TrID 32.2% (.EXE) Win64 Executable (generic) (10522/11/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4504/4/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter adrian__luca
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
335
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad.exe
Verdict:
No threats detected
Analysis date:
2025-04-08 08:35:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6cb56756-9b24-4cef-858e-4027237491bc

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

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67f4dfbca695a0cd1facae91
Tags:
autoit emotet remcos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context autoit cmdkey compiled-script evasive fingerprint fingerprint keylogger lolbin microsoft_visual_cc msconfig packed packed packer_detected regedit remcos wscript
Link:
https://www.filescan.io/uploads/67f4dedd9a45590291154620/reports/c3bdc6a1-c9c2-4b5e-8125-44443f0f55fc/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/258cac54-be44-4934-9d44-57b2b458351b
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1659624
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
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
Detected Remcos RAT
Found malware configuration
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: Remcos
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1659624 Sample: 8sjM8jiMHV.exe Startdate: 08/04/2025 Architecture: WINDOWS Score: 100 26 geoplugin.net 2->26 40 Suricata IDS alerts for network traffic 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 7 other signatures 2->46 9 8sjM8jiMHV.exe 2 2->9         started        signatures3 process4 signatures5 52 Binary is likely a compiled AutoIt script file 9->52 54 Switches to a custom stack to bypass stack traces 9->54 12 8sjM8jiMHV.exe 1 9->12         started        15 svchost.exe 9->15         started        process6 signatures7 56 Binary is likely a compiled AutoIt script file 12->56 17 8sjM8jiMHV.exe 1 12->17         started        20 svchost.exe 12->20         started        58 Contains functionalty to change the wallpaper 15->58 60 Contains functionality to steal Chrome passwords or cookies 15->60 62 Contains functionality to register a low level keyboard hook 15->62 64 2 other signatures 15->64 process8 signatures9 34 Binary is likely a compiled AutoIt script file 17->34 36 Writes to foreign memory regions 17->36 38 Maps a DLL or memory area into another process 17->38 22 svchost.exe 2 13 17->22         started        process10 dnsIp11 28 196.251.92.84, 45111, 49683 Web4AfricaZA Seychelles 22->28 30 127.0.0.1 unknown unknown 22->30 32 geoplugin.net 178.237.33.50, 49684, 80 ATOM86-ASATOM86NL Netherlands 22->32 48 System process connects to network (likely due to code injection or exploit) 22->48 50 Detected Remcos RAT 22->50 signatures12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-03-26 08:35:50 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wf3aglmdywulcdbkg52vtrdta52ifgjnqndd32h5sjx4b7jh4swq._file
Verdict:
malicious
Label(s):
unc_loader_036
Create hunting rule
admintool_mailpassview
Create hunting rule
nirsoft
Create hunting rule
remcos
Create hunting rule
Similar samples:
21224cc236d63c5d3d7d3f80be375d3c2408f7a91b08eb6a16d70c7db21106d9
RemcosRAT
49c04ebf5b502cf960b7808dbe53a7e28d2c9302da88c26873149d12b16b3560
RemcosRAT
56a71ece0126b57fc7ec07e6ce08c5a5f7b51a1e8e3fb30ecd8e014c9b4bda0b
RemcosRAT
9a86f5ec47aaa7ae34e71528ca34e75fc806064aa3dc664bbee2db7b35b7b6b2
RemcosRAT
a35234d3e33acbb7e53abaec38ced3a45f6df0ad5ee17ba52b49478d0418f1da
RemcosRAT
dc8d3ca124b39f73a8517c8edaf52732dc7766f405dda194114e58f8f841778b
RemcosRAT
+ 1'726 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery rat
Link:
https://tria.ge/reports/250408-kex71s11fx/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Remcos
Remcos family
Malware Config
C2 Extraction:
127.0.0.1:45111
196.251.92.84:45111
ikechi2.duckdns.org:45111
Verdict:
Malicious
Tags:
trojan
YARA:
SUSP_Imphash_Mar23_3
Link:
https://app.threat.zone/submission/a2ea8fa2-0edf-4b3d-8d3d-78d4ca8ca605
Unpacked files
SH256 hash:
b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad
MD5 hash:
7be35ddeaab8cd4985b8bd90e99bbbdd
SHA1 hash:
8ff2ee366c28f4bf3f0dc2e4d453554b00b7c07d
Link:
https://www.unpac.me/results/0e71fce3-6c15-4482-8f44-51bae9e53b9c/
SH256 hash:
7041b30b46336404fbba34d08c7d5092ca12311552c46fae0e565a9d849e3748
MD5 hash:
ecdccaada9f23d6ffe258c661286dbaf
SHA1 hash:
f3f8fb78153ed69802d91978df6a29498cc7bb12
Detections:
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
Remcos
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
win_remcos_rat_unpacked
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Link:
https://www.unpac.me/results/0e71fce3-6c15-4482-8f44-51bae9e53b9c/
Parent samples :
c7daaf3bafa2af2b0dc4b9c933f629ddfb05cdd1c5728eb128e74636cd0e3a31
79c382d36bf6d45d6a9dc315327ae3262478b071dfacad15e70ae331e92f0ec2
b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad
605b777567b157148a11e24c4114a694cd70f1b4da15b38a4c3f90a677a42d69
c7edbb5866a28c02a8bed693552153baffe2c43793de70595a510d47722d5cde
5384fc5f40b5bbfe6d47d5b54deb3f3260ed92e4414d2dbdf6e89aa05df0fd35
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/b176032d83c5a8b10c2a377559c473077482992d83463de8fd926fc0fd27e4ad

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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

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::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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