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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c
SHA3-384 hash: 32b0363ae10b85b114211f12bd08862c4e55996b51b3139f98c273eb75dde9ddb7cf834455282acc82f48817b2a564ba
SHA1 hash: 80133fe77b17d44886e6201d7723be90489a55d2
MD5 hash: c601d5e720a191b1e304c8bcbf63b675
humanhash: beryllium-edward-low-avocado
File name:pko_trans_details_20240710_105339·pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:488'997 bytes
First seen:2024-07-10 08:37:09 UTC
Last seen:2024-07-10 09:25:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ced282d9b261d1462772017fe2f6972b (129 x Formbook, 124 x GuLoader, 72 x RemcosRAT)
ssdeep 6144:39X0GFlllllllqllllllllllllhllllYllltlld0wz/ypzAJP8xvP2nWaLcAqRFk:R0Nwzy4EP2nWaPqzJgBKjYl92gCU3Bbl
Threatray 962 similar samples on MalwareBazaar
TLSH T160A4F091520AF8A1D62286F06BF9CB7D0FA53FCB1947C249EE967E5E383234211DD2D1
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 71e8e8cccce4f0f1 (7 x RemcosRAT)
Reporter Anonymous
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
401
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
guloader
Create hunting rule
ID:
1
File name:
d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c.exe
Verdict:
Malicious activity
Analysis date:
2024-07-10 08:40:25 UTC
Tags:
guloader loader remcos
Link:
https://app.any.run/tasks/4abcd582-9269-46ab-80c2-dcf958aa63d2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.SuspectCrc.10302.1209.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=668e486bac0995ce2cbb57dawin10vpnfull_triage
Tags:
Encryption Execution Stealth
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/115e65e2-ae71-4362-902a-167ddb677877
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1470679
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Disables UAC (registry)
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Sigma detected: Remcos
Sigma detected: Suspicious Script Execution From Temp Folder
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Uses cmd line tools excessively to alter registry or file data
Uses dynamic DNS services
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1470679 Sample: pko_trans_details_20240710_... Startdate: 10/07/2024 Architecture: WINDOWS Score: 100 59 a458386d9.duckdns.org 2->59 61 geoplugin.net 2->61 63 2 other IPs or domains 2->63 75 Multi AV Scanner detection for domain / URL 2->75 77 Found malware configuration 2->77 79 Multi AV Scanner detection for dropped file 2->79 83 9 other signatures 2->83 9 pko_trans_details_20240710_105339#U00b7pdf.exe 33 2->9         started        13 svchost.exe 1 1 2->13         started        signatures3 81 Uses dynamic DNS services 59->81 process4 dnsIp5 45 C:\Users\user\AppData\Local\...\nsDialogs.dll, PE32 9->45 dropped 47 C:\Users\user\AppData\Local\...\UserInfo.dll, PE32 9->47 dropped 49 C:\Users\user\AppData\Local\...\BgImage.dll, PE32 9->49 dropped 51 C:\Users\user\AppData\...\Helicopter.San, ASCII 9->51 dropped 89 Suspicious powershell command line found 9->89 16 powershell.exe 5 36 9->16         started        65 127.0.0.1 unknown unknown 13->65 file6 signatures7 process8 dnsIp9 53 a458386d9.duckdns.org 217.76.50.73, 3256, 49716, 49719 SVNET-SE-ASSverigeNetMedianetworkiHalmstadABSE Sweden 16->53 55 drive.google.com 142.250.181.238, 443, 49713 GOOGLEUS United States 16->55 57 2 other IPs or domains 16->57 39 C:\Users\user\AppData\...39aboejendommen.exe, PE32 16->39 dropped 41 C:\...41aboejendommen.exe:Zone.Identifier, ASCII 16->41 dropped 43 C:\ProgramData\remcos\logs.dat, data 16->43 dropped 67 Detected Remcos RAT 16->67 69 Tries to harvest and steal browser information (history, passwords, etc) 16->69 71 Maps a DLL or memory area into another process 16->71 73 3 other signatures 16->73 21 cmd.exe 1 16->21         started        24 cmd.exe 1 16->24         started        26 powershell.exe 14 16->26         started        28 5 other processes 16->28 file10 signatures11 process12 signatures13 85 Uses cmd line tools excessively to alter registry or file data 21->85 30 reg.exe 1 21->30         started        33 conhost.exe 21->33         started        35 conhost.exe 24->35         started        37 reg.exe 1 1 24->37         started        87 Tries to harvest and steal browser information (history, passwords, etc) 26->87 process14 signatures15 91 Disables UAC (registry) 30->91
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=24zf5ncvhmwfrkcybs4ev5r47zon6t7shi6u4cnjmpdfnvlrpwga._file
Verdict:
unknown
Similar samples:
1e9efc4850c235d1d5e91b6dd70967f7c1f9d41e52b712ecd9a1d997a630db00
RemcosRAT
346f721674b0ca7df2703e4ba5847ccc6a9fb550e8ccc28599af452bf499ef82
RemcosRAT
7452b5e1aa5ea4fede44327fe843fe683bcd65ad31872c4eac344182f91c5a37
RemcosRAT
95898abcfc75548e4f78c14aaa3c99b1ac39a83a6bc5f7b4a16e9e97201ac6a9
RemcosRAT
d2b413e685594b5727f16365e463f518772078580b1e34ff7aad2b2ac986f127
RemcosRAT
dd9927134146ae9fb20b012e9fc2a38d0b54269307b692cb9c52b52965d2016e
RemcosRAT
+ 952 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader collection downloader evasion execution persistence trojan
Link:
https://tria.ge/reports/240710-kjp27szcnc/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Guloader,Cloudeye
UAC bypass
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a179cb01-3d6b-49d5-a1f2-9b9e7830eb82
Unpacked files
SH256 hash:
943b33829f9013e4d361482a5c8981ba20a7155c78691dbe02a8f8cd2a02efa0
MD5 hash:
acbda33dd5700c122e2fe48e3d4351fd
SHA1 hash:
2c154baf7c64052ee712b7cdf9c36b7697dd3fc8
Link:
https://www.unpac.me/results/d862857d-7da9-4138-be15-1bc89a4685f2/
SH256 hash:
dbf91707fa157603bea025a6411cdcb497ab11262c9c18b14dc431a45aa17c0b
MD5 hash:
521df745a41f0b8164ffd01717cacbba
SHA1 hash:
dc7a9eacfbeb1fae52091da5e80db6cb1b6bce74
Link:
https://www.unpac.me/results/d862857d-7da9-4138-be15-1bc89a4685f2/
SH256 hash:
8780095aa2f49725388cddf00d79a74e85c9c4863b366f55c39c606a5fb8440c
MD5 hash:
1c8b2b40c642e8b5a5b3ff102796fb37
SHA1 hash:
3245f55afac50f775eb53fd6d14abb7fe523393d
Link:
https://www.unpac.me/results/d862857d-7da9-4138-be15-1bc89a4685f2/
SH256 hash:
d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c
MD5 hash:
c601d5e720a191b1e304c8bcbf63b675
SHA1 hash:
80133fe77b17d44886e6201d7723be90489a55d2
Link:
https://www.unpac.me/results/d862857d-7da9-4138-be15-1bc89a4685f2/
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/d7325eb4553b2c58a8580cb84af63cfe5cdf4ff23a3d4e09a963c656d5717d8c

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader
Rule name:NSIS_April_2024
Create hunting rule
Author:NDA0N
Description:Detects NSIS installers

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
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::SetFileSecurityA
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExA
SHELL32.dll::SHFileOperationA
SHELL32.dll::SHGetFileInfoA
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryExA
KERNEL32.dll::GetDiskFreeSpaceA
KERNEL32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileA
KERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileA
KERNEL32.dll::DeleteFileA
KERNEL32.dll::MoveFileExA
KERNEL32.dll::MoveFileA
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExA
ADVAPI32.dll::RegDeleteKeyA
ADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegQueryValueExA
ADVAPI32.dll::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuA
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExA
USER32.dll::OpenClipboard
USER32.dll::PeekMessageA
USER32.dll::CreateWindowExA

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