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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 be4b756b35025d78c0a16a5966126ade33ad65ebdf0dca3ed664fcfa2bbe96b9. 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



DonutLoader


Vendor detections: 12


Intelligence 12 IOCs YARA 5 File information Comments

SHA256 hash: be4b756b35025d78c0a16a5966126ade33ad65ebdf0dca3ed664fcfa2bbe96b9
SHA3-384 hash: c197a0773f59c5dc9973c6099bfd222af195c29ada3580a6ad6b5c03953e10701a3402d48bbd8e123d87086e26fae0ea
SHA1 hash: c0b72a2cc76dbbd8688f6dddfb594ae3c5d7d7a1
MD5 hash: d627c7c2467a4b51f319943e7ec1ec05
humanhash: wolfram-montana-early-autumn
File name:be4b756b35025d78c0a16a5966126ade33ad65ebdf0dca3ed664fcfa2bbe96b9
Download: download sample
Signature DonutLoader
File size:24'846'264 bytes
First seen:2025-06-05 08:37:22 UTC
Last seen:2025-06-05 08:53:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 573bb7b41bc641bd95c0f5eec13c233b (66 x GuLoader, 32 x AgentTesla, 31 x RemcosRAT)
ssdeep 393216:nmB4lmt14sRdjmq5aGzwa3JpmJLdzgU67KOvD/a2ilBqBsaWueMIPelc:nI4lWdjdYqwEJpmJLdzgHD/adOBsFue/
TLSH T18D4733E0242605E3F7B880F454B20F9AB91D1DA4AF3F4E368AF5BE843B4B92D4D97115
TrID 37.3% (.EXE) Win64 Executable (generic) (10522/11/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
15.9% (.EXE) Win32 Executable (generic) (4504/4/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon 6896716969719668 (2 x DonutLoader)
Reporter JAMESWT_WT
Tags:donutloader exe LLC-CiTyAr-GROUP signed

Code Signing Certificate

Organisation:LLC CiTyAr GROUP
Issuer:GlobalSign GCC R45 EV CodeSigning CA 2020
Algorithm:sha256WithRSAEncryption
Valid from:2025-05-06T14:07:24Z
Valid to:2026-05-07T14:07:24Z
Serial number: 7cc47a19b9258f9a884585c5
Intelligence: 8 malware samples on MalwareBazaar are signed with this code signing certificate
MalwareBazaar Blocklist:This certificate is on the MalwareBazaar code signing certificate blocklist (CSCB)
Cert Graveyard Blocklist:This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:SHA256
Thumbprint: f7bb934d892515746dea53ab10f0b56e791089ee45c088c506571aea8628b04b
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
2
# of downloads :
425
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
be4b756b35025d78c0a16a5966126ade33ad65ebdf0dca3ed664fcfa2bbe96b9.exe
Verdict:
Malicious activity
Analysis date:
2025-06-05 08:41:54 UTC
Tags:
python arch-exec arch-doc

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

Behaviour
Creating a file in the %temp% subdirectories
Creating a file
Creating a process from a recently created file
Delayed reading of the file
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context blackhole installer microsoft_visual_cc nemesis overlay signed
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad.troj
Score:
57 / 100
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines)
Sigma detected: Add file from suspicious location to autostart registry
Sigma detected: Files With System Process Name In Unsuspected Locations
Uses cmd line tools excessively to alter registry or file data
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1706995 Sample: UniEvRy96R.exe Startdate: 05/06/2025 Architecture: WINDOWS Score: 57 71 download.sftp-api-group-wechat.com 2->71 79 Multi AV Scanner detection for submitted file 2->79 81 Sigma detected: Add file from suspicious location to autostart registry 2->81 83 Joe Sandbox ML detected suspicious sample 2->83 85 Sigma detected: Files With System Process Name In Unsuspected Locations 2->85 9 UniEvRy96R.exe 95 2->9         started        12 cmd.exe 2->12         started        15 cmd.exe 2->15         started        17 2 other processes 2->17 signatures3 process4 file5 63 C:\Users\user\AppData\Local\...\WmiPrvSE.exe, PE32 9->63 dropped 65 C:\Users\user\AppData\Local\...\LICENSE.txt, data 9->65 dropped 67 C:\Users\user\AppData\Local\...\System.dll, PE32 9->67 dropped 69 67 other files (none is malicious) 9->69 dropped 19 WmiPrvSE.exe 2 9->19         started        23 pythonw.exe 2 9->23         started        91 Uses cmd line tools excessively to alter registry or file data 12->91 25 conhost.exe 12->25         started        27 reg.exe 1 12->27         started        37 2 other processes 15->37 29 WMIC.exe 1 17->29         started        31 WMIC.exe 1 17->31         started        33 conhost.exe 17->33         started        35 conhost.exe 17->35         started        signatures6 process7 dnsIp8 73 download.sftp-api-group-wechat.com 172.67.201.34, 443, 49721, 49722 CLOUDFLARENETUS United States 19->73 87 Uses cmd line tools excessively to alter registry or file data 19->87 39 cmd.exe 1 19->39         started        42 cmd.exe 1 19->42         started        44 reg.exe 1 1 19->44         started        46 cmd.exe 1 23->46         started        signatures9 process10 signatures11 89 Uses cmd line tools excessively to alter registry or file data 39->89 48 WMIC.exe 1 39->48         started        51 conhost.exe 39->51         started        53 conhost.exe 42->53         started        55 reg.exe 1 42->55         started        57 conhost.exe 44->57         started        59 WMIC.exe 1 46->59         started        61 conhost.exe 46->61         started        process12 signatures13 75 Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines) 48->75 77 Queries memory information (via WMI often done to detect virtual machines) 48->77
Gathering data
Threat name:
Win32.Malware.Nemesis
Status:
Malicious
First seen:
2025-06-01 12:28:58 UTC
File Type:
PE (Exe)
Extracted files:
3328
AV detection:
3 of 38 (7.89%)
Threat level:
  2/5
Result
Malware family:
donutloader
Score:
  10/10
Tags:
family:donutloader discovery execution linux loader persistence spyware
Behaviour
Checks processor information in registry
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Detects DonutLoader
DonutLoader
Donutloader family
Please note that we are no longer able to provide a coverage score for Virus Total.

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:botnet_plaintext_c2
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:epsilon
Author:Michelle Khalil
Description:This rule detects unpacked epsilon malware samples.
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upxHook
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

File information


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

Web download

DonutLoader

Executable exe be4b756b35025d78c0a16a5966126ade33ad65ebdf0dca3ed664fcfa2bbe96b9

(this sample)

  
Delivery method
Distributed via web download

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::SHFileOperationW
SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDiskFreeSpaceW
KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::MoveFileExW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuW
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::OpenClipboard
USER32.dll::PeekMessageW
USER32.dll::CreateWindowExW

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