MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9d2a3042c4e2d68df7a39cd7efae7c64f2b7ed5ae507bac9282e154591757724. 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


ServHelper


Vendor detections: 10


Intelligence 10 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9d2a3042c4e2d68df7a39cd7efae7c64f2b7ed5ae507bac9282e154591757724
SHA3-384 hash: 8ff6f331cbe820ba92834cd4d6abf102d859c006a7c8ab9e3f4267d822c45d809e36de73484e20a27443721c0c24f925
SHA1 hash: 6c975b9f64a3e0840c43f11571bc4b1bccdc3d83
MD5 hash: 6efc7601be401f3e9b49f4f2cf63fee9
humanhash: red-fish-india-triple
File name:6efc7601be401f3e9b49f4f2cf63fee9
Download: download sample
Signature ServHelper
Create hunting rule
File size:6'325'248 bytes
First seen:2021-06-16 09:26:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 4035d2883e01d64f3e7a9dccb1d63af5 (47 x ServHelper, 20 x LummaStealer, 17 x Rhadamanthys)
ssdeep 49152:NNE+2TdVJ85aN55J0h6Kr7k36MNdy3kl3TJrZ+2I3K7ks3CVvbFjqjQ/GzUVmVQa:N32TdnL
Threatray 145 similar samples on MalwareBazaar
TLSH B856E012FCA214FAC57AE170889697617B313C6483327BD72A94B5AA1F75FD02B3E314
Reporter zbetcheckin
Tags:exe ServHelper

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'420
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6efc7601be401f3e9b49f4f2cf63fee9
Verdict:
No threats detected
Analysis date:
2021-06-16 09:31:50 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7c92ebb0-7114-4847-8983-10eb4efbf69c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Bulz-9847817-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Sending a UDP request
Creating a process with a hidden window
Deleting a recently created file
Using the Windows Management Instrumentation requests
Forced system process termination
Creating a file in the Windows subdirectories
Launching the process to interact with network services
Running batch commands
Launching a service
Loading a system driver
Creating a file
Enabling autorun for a service
Downloading the file
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.
Malware family:
go-clr
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/faacbbee-cb1a-47db-8317-f4fca1641d28
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/802891
Signature
Adds a new user with administrator rights
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Contains functionality to start a terminal service
Creates a Windows Service pointing to an executable in C:\Windows
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries sensitive service information (via WMI, WIN32_SERVICE, often done to detect sandboxes)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Hurricane Panda Activity
Sigma detected: Suspicious Csc.exe Source File Folder
Uses cmd line tools excessively to alter registry or file data
Yara detected Costura Assembly Loader
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 435302 Sample: kxNyMwk9Ob Startdate: 16/06/2021 Architecture: WINDOWS Score: 100 84 Antivirus detection for URL or domain 2->84 86 Antivirus detection for dropped file 2->86 88 Multi AV Scanner detection for dropped file 2->88 90 6 other signatures 2->90 10 kxNyMwk9Ob.exe 4 2->10         started        13 cmd.exe 2->13         started        15 cmd.exe 2->15         started        17 3 other processes 2->17 process3 signatures4 102 Bypasses PowerShell execution policy 10->102 19 powershell.exe 68 10->19         started        24 net.exe 13->24         started        26 conhost.exe 13->26         started        28 net.exe 15->28         started        30 conhost.exe 15->30         started        32 net.exe 17->32         started        34 conhost.exe 17->34         started        36 conhost.exe 17->36         started        process5 dnsIp6 82 45.61.136.223, 49760, 80 AS40676US United States 19->82 76 C:\Windows\Branding\mediasvc.png, PE32+ 19->76 dropped 78 C:\Windows\Branding\mediasrv.png, PE32+ 19->78 dropped 80 C:\Users\user\AppData\...\a1uvzyds.cmdline, UTF-8 19->80 dropped 92 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 19->92 94 Uses cmd line tools excessively to alter registry or file data 19->94 96 Queries sensitive service information (via WMI, WIN32_SERVICE, often done to detect sandboxes) 19->96 98 2 other signatures 19->98 38 reg.exe 19->38         started        41 cmd.exe 19->41         started        43 cmd.exe 19->43         started        51 8 other processes 19->51 45 net1.exe 24->45         started        47 net1.exe 28->47         started        49 net1.exe 32->49         started        file7 signatures8 process9 file10 100 Creates a Windows Service pointing to an executable in C:\Windows 38->100 54 cmd.exe 41->54         started        56 cmd.exe 43->56         started        74 C:\Users\user\AppData\Local\...\a1uvzyds.dll, PE32 51->74 dropped 58 cvtres.exe 51->58         started        60 conhost.exe 51->60         started        62 conhost.exe 51->62         started        64 2 other processes 51->64 signatures11 process12 process13 66 net.exe 54->66         started        68 net.exe 56->68         started        process14 70 net1.exe 66->70         started        72 net1.exe 68->72         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9d2a3042c4e2d68df7a39cd7efae7c64f2b7ed5ae507bac9282e154591757724/
Threat name:
Win64.Trojan.WinGoGoCLR
Create hunting rule
Status:
Malicious
First seen:
2021-06-12 00:51:42 UTC
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tuvdaqwe4lli355dttl67lt4mtzlp3k24ud3vsjifykulelvo4sa._file
Verdict:
malicious
Similar samples:
143cf1724057f9b6a6630656e8735857d6146ff6dd0c2afc736545b46194437c
ServHelper
6966ad7c975ddb2bddcd4b4ed59fbf594ea0efbf2ecf5379cb288a861ad135c6
ServHelper
6eca26fcfabbb12c6a37eb689de222e75b31574dd25e7fd3d8b446d700c40133
ServHelper
7672dfbaa089b5f55f22e1bf1f9f985e65cc9166455c83637d3219c2c9eb4dff
ServHelper
80271a13696df77f092c3b6abce154f98e83f5840c64b610af7ae83cfe711482
ServHelper
857ddc8de567afa19f5bc9236f6cf3681e46919530f90acc25ff36112564432c
ServHelper
c8259fbe6995239c22a918f08e6cde30c181a725e9a1c379adbef5ecfbd35d63
ServHelper
d4989171b0fe1cc05ae35c3ce1f779f1ed190cb194c68595586cad6694aa8e64
ServHelper
e479976218616ff4a1303a5e783d6034d06ee0e2c6e0fb9c7f4e42c0b794541f
ServHelper
e93ad362b1d92779ef40523def774c76cb59ee9bba560f88679063404a5999e9
ServHelper
+ 135 additional samples on MalwareBazaar
Result
Malware family:
servhelper
Create hunting rule
Score:
  10/10
Tags:
family:servhelper backdoor discovery exploit persistence trojan upx
Link:
https://tria.ge/reports/210616-jgm73r6cje/
Behaviour
Modifies data under HKEY_USERS
Modifies registry key
Runs net.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Loads dropped DLL
Modifies file permissions
Blocklisted process makes network request
Modifies RDP port number used by Windows
Possible privilege escalation attempt
Sets DLL path for service in the registry
UPX packed file
Grants admin privileges
ServHelper
Malware Config
Dropper Extraction:
https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1
Unpacked files
SH256 hash:
9d2a3042c4e2d68df7a39cd7efae7c64f2b7ed5ae507bac9282e154591757724
MD5 hash:
6efc7601be401f3e9b49f4f2cf63fee9
SHA1 hash:
6c975b9f64a3e0840c43f11571bc4b1bccdc3d83
Link:
https://www.unpac.me/results/9b1752dc-5336-4ab3-bf6a-9217dac9fe18/
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/9d2a3042c4e2d68df7a39cd7efae7c64f2b7ed5ae507bac9282e154591757724

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:Glasses
Create hunting rule
Author:Seth Hardy
Description:Glasses family
Rule name:GlassesCode
Create hunting rule
Author:Seth Hardy
Description:Glasses code features
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_TOOL_GoCLR
Create hunting rule
Author:ditekSHen
Description:Detects binaries utilizing Go-CLR for hosting the CLR in a Go process and using it to execute a DLL from disk or an assembly from memory

File information

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

Web download

ServHelper

Executable exe 9d2a3042c4e2d68df7a39cd7efae7c64f2b7ed5ae507bac9282e154591757724

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1371422/

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