MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e. 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


XWorm


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e
SHA3-384 hash: 2f9b6997ed5a83fcb5629e1824bba692a421b24151960f41ec13362ee4893c0885ebd2abd9f947a88a77e99437f0d4e6
SHA1 hash: eb2737c8940e03d64c8b6e3ff59db07a1a1ec4a0
MD5 hash: 63b3dd980ac9a06fd167b0df8121c979
humanhash: california-tennis-pasta-lima
File name:SecuriteInfo.com.Backdoor.Win32.Agent.myuvwd.30967.9402
Download: download sample
Signature XWorm
Create hunting rule
File size:10'515'536 bytes
First seen:2024-03-29 10:36:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (719 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 24576:L3BBo+T4XO1X9neVwSxGMOZycff+pTppi:bU+Th/MknAdW
TLSH T1D3B623808AA49825ED53AE720FE06B3B5E75BAE61CE2C8E32701B141DD777435E1E7D0
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 e198dcecc4e466d8 (1 x XWorm)
Reporter SecuriteInfoCom
Tags:exe xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
361
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e.exe
Verdict:
Malicious activity
Analysis date:
2024-03-29 10:40:00 UTC
Tags:
xworm
Link:
https://app.any.run/tasks/5ac7e832-1c58-460f-9739-499a5bcf3ca5

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

Behaviour
Creating a file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Moving a recently created file
Launching a process
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Creating a process from a recently created file
Creating a window
Launching cmd.exe command interpreter
DNS request
Possible injection to a system process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
installer lolbin masquerade overlay shell32
Link:
https://www.filescan.io/uploads/660699d1aeca3665d3b2b751/reports/77f4c0f1-ef3a-4563-b6cd-51b6207d0e85/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e
Result
Verdict:
MALICIOUS
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/1cdf20ac-ca56-4f1d-a3c3-8ec28b40aa41
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1417469
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Drops PE files with a suspicious file extension
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Drops script at startup location
Sigma detected: Suspicious Command Patterns In Scheduled Task Creation
Sigma detected: WScript or CScript Dropper
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1417469 Sample: SecuriteInfo.com.Backdoor.W... Startdate: 29/03/2024 Architecture: WINDOWS Score: 100 75 sCMixbVNmKacbXAnMNdtVVILqF.sCMixbVNmKacbXAnMNdtVVILqF 2->75 77 Found malware configuration 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 Multi AV Scanner detection for submitted file 2->81 83 11 other signatures 2->83 10 SecuriteInfo.com.Backdoor.Win32.Agent.myuvwd.30967.9402.exe 21 2->10         started        13 wscript.exe 1 1 2->13         started        16 wscript.exe 1 2->16         started        18 wscript.exe 2->18         started        signatures3 process4 file5 61 C:\Users\user\AppData\Local\...61ortheast, PE32 10->61 dropped 20 cmd.exe 1 10->20         started        93 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->93 23 EcoScape.pif 13->23         started        25 EcoScape.pif 16->25         started        27 EcoScape.pif 18->27         started        signatures6 process7 signatures8 85 Uses ping.exe to sleep 20->85 87 Drops PE files with a suspicious file extension 20->87 89 Uses schtasks.exe or at.exe to add and modify task schedules 20->89 91 Uses ping.exe to check the status of other devices and networks 20->91 29 Telecom.pif 5 20->29         started        33 PING.EXE 1 20->33         started        36 cmd.exe 2 20->36         started        38 8 other processes 20->38 process9 dnsIp10 63 C:\Users\user\AppData\Local\...coScape.pif, PE32 29->63 dropped 65 C:\Users\user\AppData\Local\...coScape.js, ASCII 29->65 dropped 67 C:\Users\user\AppData\Local\...\RegAsm.exe, PE32 29->67 dropped 95 Drops PE files with a suspicious file extension 29->95 97 Writes to foreign memory regions 29->97 99 Injects a PE file into a foreign processes 29->99 40 cmd.exe 2 29->40         started        43 cmd.exe 1 29->43         started        45 RegAsm.exe 29->45         started        47 RegAsm.exe 29->47         started        73 127.0.0.1 unknown unknown 33->73 69 C:\Users\user\AppData\Local\...\Telecom.pif, PE32 36->69 dropped 71 C:\Users\user\AppData\Local\Microsoft\...\R, ASCII 38->71 dropped 49 conhost.exe 38->49         started        file11 signatures12 process13 file14 59 C:\Users\user\AppData\...coScape.url, MS 40->59 dropped 51 conhost.exe 40->51         started        53 conhost.exe 43->53         started        55 schtasks.exe 1 43->55         started        57 WerFault.exe 45->57         started        process15
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-03-27 18:51:50 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=itmx4nvhfwd4nojiztdoybniazzlzp3f7q2x4dskyihm3ui6qn7a._file
Verdict:
unknown
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm rat trojan
Link:
https://tria.ge/reports/240329-mntmaseh7v/
Behaviour
Creates scheduled task(s)
Enumerates processes with tasklist
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Detect Xworm Payload
Suspicious use of NtCreateUserProcessOtherParentProcess
Xworm
Unpacked files
SH256 hash:
d63ce20ea3d72f0e437c18011da1253fba402b9d4dfaaf66a18e7f046637a48c
MD5 hash:
139deee1055ac93431b7555f222ef63c
SHA1 hash:
d938362bd8df9d725bb6cd7de979cbf08ca2247d
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/cd108b24-e7a4-4693-99e0-32b63ef2d924/
Parent samples :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 hash:
44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e
MD5 hash:
63b3dd980ac9a06fd167b0df8121c979
SHA1 hash:
eb2737c8940e03d64c8b6e3ff59db07a1a1ec4a0
Link:
https://www.unpac.me/results/cd108b24-e7a4-4693-99e0-32b63ef2d924/
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/44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e

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:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Web download

XWorm

Executable exe 44d97e36a72d87c6b928ccc6ec05a80672bcbf65fc357e0e4ac20ecdd11e837e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2795510/
  
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_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::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

Comments