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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54. 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


GuLoader


Vendor detections: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54
SHA3-384 hash: a8b2045a6c7e5d59c73d406c10c790bcb049ca44a5eb8e24cb4d4316542cb802301082930f6358a56a02cb3af9701d1c
SHA1 hash: a0bd886bfd638ad32eaf0a024aa02249a06ee96f
MD5 hash: 66ef84b6805972a29ec37b229201a9ca
humanhash: potato-green-zulu-yankee
File name:MG710417.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:733'048 bytes
First seen:2025-03-11 15:11:31 UTC
Last seen:2025-03-11 15:53:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e2a592076b17ef8bfb48b7e03965a3fc (419 x GuLoader, 63 x RemcosRAT, 52 x AgentTesla)
ssdeep 12288:2i6dsV0pMDI2RM5Sl96gUIfK/URUiPn98zC/2qvhHWUnHZW9dF/:cckemG96zIfmetn+hWBWU5WN/
TLSH T112F4129C7191A067D57B59B0B6B22F752AEF9FE67C119B42A350BFFD3931000CA12227
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
dhash icon ced28c8cc4e41c9c (3 x GuLoader, 1 x AgentTesla)
Reporter cocaman
Tags:exe GuLoader INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
444
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
azorult
Create hunting rule
ID:
1
File name:
MG710417.exe
Verdict:
Malicious activity
Analysis date:
2025-03-11 15:23:23 UTC
Tags:
azorult loader stealer
Link:
https://app.any.run/tasks/631295af-9f5b-483a-941b-15bf7cecffa0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d0556b4fd7d3fd0e083b4d
Tags:
obfuscate injector virus nsis
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file
Launching a process
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/56c39b9d-1103-4c6d-8b47-84e5173be8c2
Result
Threat name:
Azorult
Create hunting rule
Detection:
malicious
Classification:
phis.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1635379
Signature
Antivirus detection for URL or domain
Early bird code injection technique detected
Found many strings related to Crypto-Wallets (likely being stolen)
Found suspicious powershell code related to unpacking or dynamic code loading
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queues an APC in another process (thread injection)
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Writes to foreign memory regions
Yara detected Azorult
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1635379 Sample: MG710417.exe Startdate: 11/03/2025 Architecture: WINDOWS Score: 100 45 gd53.cfd 2->45 47 kenkyo.x24.eu 2->47 53 Suricata IDS alerts for network traffic 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 Antivirus detection for URL or domain 2->57 59 4 other signatures 2->59 10 MG710417.exe 28 2->10         started        signatures3 process4 file5 39 C:\Users\user\AppData\Local\...\Los107.Raj, Unicode 10->39 dropped 69 Suspicious powershell command line found 10->69 14 powershell.exe 30 10->14         started        signatures6 process7 file8 41 C:\Users\user\AppData\Local\...\MG710417.exe, PE32 14->41 dropped 43 C:\Users\...\MG710417.exe:Zone.Identifier, ASCII 14->43 dropped 71 Early bird code injection technique detected 14->71 73 Writes to foreign memory regions 14->73 75 Found suspicious powershell code related to unpacking or dynamic code loading 14->75 77 3 other signatures 14->77 18 msiexec.exe 63 14->18         started        23 conhost.exe 14->23         started        signatures9 process10 dnsIp11 49 gd53.cfd 104.21.80.1, 49723, 49724, 80 CLOUDFLARENETUS United States 18->49 51 kenkyo.x24.eu 5.255.110.9, 443, 49722 LITESERVERNL Netherlands 18->51 31 C:\Users\user\AppData\...\vcruntime140.dll, PE32 18->31 dropped 33 C:\Users\user\AppData\Local\...\ucrtbase.dll, PE32 18->33 dropped 35 C:\Users\user\AppData\Local\...\softokn3.dll, PE32 18->35 dropped 37 45 other files (none is malicious) 18->37 dropped 61 Tries to steal Instant Messenger accounts or passwords 18->61 63 Found many strings related to Crypto-Wallets (likely being stolen) 18->63 65 Tries to harvest and steal browser information (history, passwords, etc) 18->65 67 2 other signatures 18->67 25 cmd.exe 1 18->25         started        file12 signatures13 process14 process15 27 conhost.exe 25->27         started        29 timeout.exe 1 25->29         started       
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54/
Threat name:
Win32.Trojan.AZORult
Create hunting rule
Status:
Suspicious
First seen:
2025-03-11 14:16:55 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uvsdnx4kf7w5eysmannlqng3o33o4jgwg2u2olk7utae66ynvjka._file
Result
Malware family:
azorult
Create hunting rule
Score:
  10/10
Tags:
family:azorult collection credential_access discovery execution infostealer persistence spyware stealer trojan
Link:
https://tria.ge/reports/250311-sk7yeawnt6/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Blocklisted process makes network request
Loads dropped DLL
Reads local data of messenger clients
Unsecured Credentials: Credentials In Files
Command and Scripting Interpreter: PowerShell
Azorult
Azorult family
Malware Config
C2 Extraction:
http://gd53.cfd/TL341/index.php
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e7811039-78ab-4042-a182-b61bd05a1b78
Unpacked files
SH256 hash:
a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54
MD5 hash:
66ef84b6805972a29ec37b229201a9ca
SHA1 hash:
a0bd886bfd638ad32eaf0a024aa02249a06ee96f
Link:
https://www.unpac.me/results/a76be965-9b6b-4247-a7dd-2f94642c3e64/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a56436df8a2f/report/overview.html
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/a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54

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: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)

File information

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

Malspam

GuLoader

r01 75fcb8b576b9ed3884ea0d10fdb1b29575dbf9a3099ee7f456d81c41a1400eb4

GuLoader

Executable exe a56436df8a2fedd2624c035ab834db76f6ee24d636a9a72d5fa4c04f7b0daa54

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 75fcb8b576b9ed3884ea0d10fdb1b29575dbf9a3099ee7f456d81c41a1400eb4
  
Dropped by
MD5 532658b002629a8aabd8a8145a60ff41

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
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::SetFileSecurityW
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteW
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

Comments