MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f336beae23842b6b56afcbfa1752e3ea3c07b992b084fba9eb15c6747b8f990. 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


Glupteba


Vendor detections: 9


Intelligence 9 IOCs YARA 9 File information Comments
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SHA256 hash: 8f336beae23842b6b56afcbfa1752e3ea3c07b992b084fba9eb15c6747b8f990
SHA3-384 hash: 7d2d60119c6024550110838903711955f384152191c493f4d30733314afabda6b0bc4bcd520c09895ca3d6f5235e6d75
SHA1 hash: c49154498f51d9b7937b40dd938574e60043895f
MD5 hash: e6e636a2934112f14bf2fee210531cdf
humanhash: beer-hamper-grey-mango
File name:SecuriteInfo.com.Troj.Kryptik-TR.9593.12972
Download: download sample
Signature Glupteba
Create hunting rule
File size:4'652'544 bytes
First seen:2021-06-02 10:47:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56f05d258312142ce96e49dab5506ef4 (7 x RedLineStealer, 3 x RaccoonStealer, 3 x Glupteba)
ssdeep 98304:7T/+hwHd9fths78TlG083eIYqscyUQCPEwtb0yw:76ho9f7s78TldGeAsjUQEEe0
Threatray 99 similar samples on MalwareBazaar
TLSH 2B263310E660D035E5E375B8197FA07EA529B992DB3454CF63E18EFAA578EE06C30703
Reporter SecuriteInfoCom
Tags:exe Glupteba

Intelligence

File Origin
# of uploads :
1
# of downloads :
371
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Troj.Kryptik-TR.9593.12972
Verdict:
No threats detected
Analysis date:
2021-06-02 10:50:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9ac47a7f-862c-4dc0-9930-71023ef02919

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/163991/
Detection(s):
SecuriteInfo.com.Troj.Kryptik-TR.9593.12972.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Using the Windows Management Instrumentation requests
Launching a service
DNS request
Running batch commands
Creating a process with a hidden window
Launching the process to change the firewall settings
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding exclusions to Windows Defender
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:
Glupteba
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Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/795780
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates an autostart registry key pointing to binary in C:\Windows
Creates files in the system32 config directory
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found Tor onion address
Installs VirtualBox drivers
Machine Learning detection for dropped file
Machine Learning detection for sample
May modify the system service descriptor table (often done to hook functions)
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS TXT record lookups
Sample is not signed and drops a device driver
Sigma detected: Schedule system process
Sigma detected: System File Execution Location Anomaly
Submitted sample is a known malware sample
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Glupteba
Yara detected VBox Vulnerable Driver
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 428176 Sample: SecuriteInfo.com.Troj.Krypt... Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 99 Multi AV Scanner detection for domain / URL 2->99 101 Antivirus detection for URL or domain 2->101 103 Antivirus detection for dropped file 2->103 105 11 other signatures 2->105 9 SecuriteInfo.com.Troj.Kryptik-TR.9593.exe 19 2->9         started        12 csrss.exe 2->12         started        14 csrss.exe 2->14         started        16 7 other processes 2->16 process3 dnsIp4 121 Detected unpacking (changes PE section rights) 9->121 123 Detected unpacking (overwrites its own PE header) 9->123 125 Modifies the windows firewall 9->125 127 Drops PE files with benign system names 9->127 19 SecuriteInfo.com.Troj.Kryptik-TR.9593.exe 11 2 9->19         started        24 csrss.exe 12->24         started        26 csrss.exe 14->26         started        77 127.0.0.1 unknown unknown 16->77 79 192.168.2.1 unknown unknown 16->79 28 csrss.exe 16->28         started        signatures5 process6 dnsIp7 81 humisnee.com 172.67.206.104, 443, 49732 CLOUDFLARENETUS United States 19->81 65 C:\Windows\rss\csrss.exe, PE32 19->65 dropped 107 Drops executables to the windows directory (C:\Windows) and starts them 19->107 109 Creates an autostart registry key pointing to binary in C:\Windows 19->109 30 csrss.exe 4 9 19->30         started        35 cmd.exe 1 19->35         started        file8 signatures9 process10 dnsIp11 83 spolaect.info 104.21.33.110, 443, 49740 CLOUDFLARENETUS United States 30->83 85 blinkroast.info 172.67.131.148, 443, 49741 CLOUDFLARENETUS United States 30->85 87 3 other IPs or domains 30->87 69 C:\Windows\System32\drivers\Winmon.sys, PE32+ 30->69 dropped 71 C:\Users\user\AppData\Local\...\injector.exe, PE32+ 30->71 dropped 73 C:\Users\...73tQuerySystemInformationHook.dll, PE32+ 30->73 dropped 75 4 other files (1 malicious) 30->75 dropped 89 Multi AV Scanner detection for dropped file 30->89 91 Detected unpacking (changes PE section rights) 30->91 93 Detected unpacking (overwrites its own PE header) 30->93 97 3 other signatures 30->97 37 dsefix.exe 30->37         started        41 injector.exe 30->41         started        43 schtasks.exe 1 30->43         started        49 4 other processes 30->49 95 Uses netsh to modify the Windows network and firewall settings 35->95 45 netsh.exe 3 35->45         started        47 conhost.exe 35->47         started        file12 signatures13 process14 file15 67 C:\Windows\System32\drivers\VBoxDrv.sys, PE32+ 37->67 dropped 111 Antivirus detection for dropped file 37->111 113 Multi AV Scanner detection for dropped file 37->113 115 Submitted sample is a known malware sample 37->115 119 2 other signatures 37->119 51 conhost.exe 37->51         started        53 conhost.exe 41->53         started        55 conhost.exe 43->55         started        117 Creates files in the system32 config directory 45->117 57 conhost.exe 49->57         started        59 conhost.exe 49->59         started        61 conhost.exe 49->61         started        63 conhost.exe 49->63         started        signatures16 process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f336beae23842b6b56afcbfa1752e3ea3c07b992b084fba9eb15c6747b8f990/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2021-06-02 09:38:39 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r4zwx2xchbblnnlk7s72c5joh2r4a64zfmee7ou6wfogor5y7gia._file
Verdict:
malicious
Similar samples:
02e3af4e6de5b587d1bb7ffe0b9346f48034dfacca31fda114a5632fd47090f1
Glupteba
0631f79b64656ff71ed923284acc5ee41ebb530eb42cecbd78846b6ddd180b9f
Glupteba
129da3e565d7ab1c5e5c3705be3811b629e058be9af50d354bf7949605062416
Glupteba
198c007bba9ab6f106cb6d55568f4af5f1f1aa3f7c36b2f9c2196b2120fb1e09
Glupteba
418c5fa990720936d23f83e5bd72b11d4bbf045b33e60efe09e28aa074eac424
Glupteba
4ae0156d1ccca584c5ed35708b150e0649cd470f5b192653a578c215e5118c08
Glupteba
919a4877c1435674718c7ffd0c8c5ff7f5876be471fd8419875fb5dc1bdf3dd9
Glupteba
9c8057521a53904ce86837434f6ca9075fea66d1c31914db6a6b49f68649191f
Glupteba
b41f401bf6daa04d28c5ee89492a5c2c3c36d0bdab6b1babf14af6f394a07803
Glupteba
b8e668c23618913f4c5a32515a7fee9663099f5e53c24f93a6eecd8c488531d1
Glupteba
+ 89 additional samples on MalwareBazaar
Result
Malware family:
metasploit
Create hunting rule
Score:
  10/10
Tags:
family:glupteba family:metasploit backdoor dropper loader trojan
Link:
https://tria.ge/reports/210602-7hsrqlg8kn/
Behaviour
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Glupteba
Glupteba Payload
MetaSploit
Suspicious use of NtCreateUserProcessOtherParentProcess
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/8f336beae23842b6b56afcbfa1752e3ea3c07b992b084fba9eb15c6747b8f990

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:Glupteba
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Rule name:GoBinTest
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Rule name:golang
Create hunting rule
Rule name:INDICATOR_SUSPICIOUS_EXE_RawGitHub_URL
Create hunting rule
Author:ditekSHen
Description:Detects executables containing URLs to raw contents of a Github gist
Rule name:INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:Keylog_bin_mem
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Author:James_inthe_box
Description:Contains Keylog
Rule name:Ping_Del_method_bin_mem
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Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:QnapCrypt
Create hunting rule
Author:Intezer Labs
Reference:https://www.intezer.com
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo

File information

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

Web download

Glupteba

Executable exe 8f336beae23842b6b56afcbfa1752e3ea3c07b992b084fba9eb15c6747b8f990

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1314789/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/163991/

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