MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 8 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307
SHA3-384 hash: 4dfda025529a001eff442609dca3d3717b919a8db105b6c9347eaa60efb27edb342df4d2e5dabeb4ed1000c0c2c5ebc8
SHA1 hash: 9db685265fba0c20aac7ff946931bae956c7c71b
MD5 hash: f24255fff0c4c402fd8c8df5a863125b
humanhash: orange-artist-batman-sierra
File name:f24255fff0c4c402fd8c8df5a863125b
Download: download sample
File size:11'260'866 bytes
First seen:2024-04-09 06:20:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0e9dc1b983880b10378bec9074da3f57 (2 x AgentTesla, 1 x Meduza)
ssdeep 196608:gja58//oCBjL3XVbSTpc4LuCiunomIhdY9++PYu/+NU13gVA03:Ov/o2jLHlM642uzCy1PYmg603
TLSH T108B60115E7D806D8E4B7C334CA6AA723F6B1B85B4332D24F1626134D2F77A914F6B212
TrID 72.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
13.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
2.5% (.EXE) OS/2 Executable (generic) (2029/13)
2.5% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter zbetcheckin
Tags:64 exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
401
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307.exe
Verdict:
Suspicious activity
Analysis date:
2024-04-09 06:21:27 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/66a0adc3-60e5-4ade-b8c4-f2df4ee52a09

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug expand fingerprint lolbin msbuild overlay packed
Link:
https://www.filescan.io/uploads/6614de4f35699b4745c2a6fd/reports/b623101e-478e-4ab1-a44b-8f45cfc4b224/overview
Verdict:
Malicious
Labled as:
Win64/GenKryptik.GVVM trojan
Link:
https://www.hybrid-analysis.com/sample/d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/d0e4713c-f089-454d-907a-9f889e806b3a
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1422770
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Drops PE files to the user root directory
Injects a PE file into a foreign processes
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1422770 Sample: NQ18iZddeH.exe Startdate: 09/04/2024 Architecture: WINDOWS Score: 84 23 Multi AV Scanner detection for dropped file 2->23 25 Multi AV Scanner detection for submitted file 2->25 27 Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet 2->27 7 NQ18iZddeH.exe 1 3 2->7         started        process3 file4 21 C:\Users\user21Q18iZddeH.exe, PE32+ 7->21 dropped 29 Drops PE files to the user root directory 7->29 31 Writes to foreign memory regions 7->31 33 Allocates memory in foreign processes 7->33 35 3 other signatures 7->35 11 powershell.exe 23 7->11         started        13 conhost.exe 7->13         started        15 aspnet_wp.exe 7->15         started        signatures5 process6 process7 17 WmiPrvSE.exe 11->17         started        19 conhost.exe 11->19         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307/
Threat name:
Win64.Trojan.Nekark
Create hunting rule
Status:
Malicious
First seen:
2024-04-09 06:21:08 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2tkvl3xeyyjs5w3oa3r7rxz2i4rbaseqdtdphulsea2zmueq6mdq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/240409-g3s2esgd98/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Unpacked files
SH256 hash:
d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307
MD5 hash:
f24255fff0c4c402fd8c8df5a863125b
SHA1 hash:
9db685265fba0c20aac7ff946931bae956c7c71b
Link:
https://www.unpac.me/results/c7f3bcf5-4819-4590-93d6-4f9c41d8a77f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d4d555eee4c6/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/d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Executable exe d4d555eee4c6132edb6e06e3f8df3a47221048901cc6f3d1722035965090f307

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2805749/

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 (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::RevertToSelf
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::ImpersonateLoggedOnUser
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenThreadToken
KERNEL32.dll::VirtualAllocExNuma
KERNEL32.dll::WriteProcessMemory
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::FreeConsole
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleWindow
KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::GetSystemDirectoryW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptDecrypt
bcrypt.dll::BCryptDestroyKey
bcrypt.dll::BCryptEncrypt
bcrypt.dll::BCryptGenRandom
bcrypt.dll::BCryptImportKey
bcrypt.dll::BCryptOpenAlgorithmProvider
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW

Comments


Avatar
zbet commented on 2024-04-09 06:20:04 UTC

url : hxxps://api.discreetshare.com/download/6614d814c0eacbf4ee0c58c2/