MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a84d6c38aa517a0d9de7061f11ebffb73f6580eabae4d7e3d6d888d3ac7a611. 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



CustomerLoader


Vendor detections: 11


Intelligence 11 IOCs YARA File information Comments 1

SHA256 hash: 4a84d6c38aa517a0d9de7061f11ebffb73f6580eabae4d7e3d6d888d3ac7a611
SHA3-384 hash: be3a4d4eb60db84cad13e088e27ce36aa19f84ae62b8a034f729cd80eafe2b2b44dd869bb71a90d63b1909cd2a1e136a
SHA1 hash: 09855f01b837fe3bffc0d38ddc713da070072f5f
MD5 hash: f7d1117ace1e63a2a3cf9d45cb94b9b5
humanhash: fifteen-rugby-uncle-carbon
File name:f7d1117ace1e63a2a3cf9d45cb94b9b5
Download: download sample
Signature CustomerLoader
File size:19'968 bytes
First seen:2023-07-18 06:16:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 384:Hm6GfkbfZO01twZeTSlxTSSifV/1Sczw/FZqcqTDV08KCTL6sy0iHog23t:HNq701+Ze2l0d/zzwv5qvVvlL1ynHo39
Threatray 59 similar samples on MalwareBazaar
TLSH T1BE924B447BA45123E77A16BFD9D32280077593173423EFABEFD8804949D2349AA92BF1
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter zbetcheckin
Tags:64 CustomerLoader exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
255
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
94c41af04c919dfce0f09f0a5862f720.zip
Verdict:
Malicious activity
Analysis date:
2023-07-17 23:20:23 UTC
Tags:
loader

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

Behaviour
Searching for the window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
Creating a service
Launching a service
Loading a system driver
Creating a file in the Windows subdirectories
Creating a file in the Windows directory
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Enabling autorun for a service
Blocking the User Account Control
Forced shutdown of a system process
Enabling autorun by creating a file
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
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.
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
99 / 100
Signature
Antivirus detection for URL or domain
Drops PE files with benign system names
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample is not signed and drops a device driver
Sigma detected: Schedule system process
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1274865 Sample: B8hdyZnnm4.exe Startdate: 18/07/2023 Architecture: WINDOWS Score: 99 69 Multi AV Scanner detection for domain / URL 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Antivirus detection for URL or domain 2->73 75 6 other signatures 2->75 8 B8hdyZnnm4.exe 15 8 2->8         started        13 svchost.exe 3 2->13         started        15 svchost.exe 2->15         started        17 3 other processes 2->17 process3 dnsIp4 65 kyliansuperm92139124.shop 104.21.18.206, 443, 49719, 49720 CLOUDFLARENETUS United States 8->65 55 C:\Users\user\AppData\Roaming\svchost.exe, PE32+ 8->55 dropped 57 C:\Users\user\AppData\...\B8hdyZnnm4.exe.log, CSV 8->57 dropped 81 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->81 83 Drops PE files with benign system names 8->83 19 cmd.exe 1 8->19         started        21 cmd.exe 1 8->21         started        24 conhost.exe 8->24         started        85 System process connects to network (likely due to code injection or exploit) 13->85 87 Multi AV Scanner detection for dropped file 13->87 26 conhost.exe 13->26         started        67 172.67.183.88, 443, 49723 CLOUDFLARENETUS United States 15->67 59 C:\Windows\Temp\3divkidw.inf, Windows 15->59 dropped 28 conhost.exe 15->28         started        30 cmstp.exe 15->30         started        61 C:\Windows\Temp\o0qglxcf.inf, Windows 17->61 dropped 32 conhost.exe 17->32         started        34 cmstp.exe 17->34         started        36 conhost.exe 17->36         started        file5 signatures6 process7 signatures8 38 svchost.exe 4 19->38         started        43 conhost.exe 19->43         started        45 timeout.exe 1 19->45         started        77 Uses schtasks.exe or at.exe to add and modify task schedules 21->77 47 conhost.exe 21->47         started        49 schtasks.exe 1 21->49         started        process9 dnsIp10 63 kyliansuperm92139124.shop 38->63 53 C:\Zemana.sys, PE32+ 38->53 dropped 79 Sample is not signed and drops a device driver 38->79 51 conhost.exe 38->51         started        file11 signatures12 process13
Threat name:
ByteCode-MSIL.Trojan.Generic
Status:
Suspicious
First seen:
2023-07-17 06:54:17 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
evasion persistence
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Unpacked files
SH256 hash:
4a84d6c38aa517a0d9de7061f11ebffb73f6580eabae4d7e3d6d888d3ac7a611
MD5 hash:
f7d1117ace1e63a2a3cf9d45cb94b9b5
SHA1 hash:
09855f01b837fe3bffc0d38ddc713da070072f5f
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

CustomerLoader

Executable exe 4a84d6c38aa517a0d9de7061f11ebffb73f6580eabae4d7e3d6d888d3ac7a611

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-07-18 06:16:56 UTC

url : hxxp://87.121.221.212/ohoyeczx.exe