MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 834ccdd87931ab88f011372377befbafda51abccff557c7dd3e01682580716fb. 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


CryptBot


Vendor detections: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 834ccdd87931ab88f011372377befbafda51abccff557c7dd3e01682580716fb
SHA3-384 hash: 73a7c58d0e9cd82203acf7df85c31e8fa2a2fd9507bae129ca1023a05c26336d810cbf296e6b2719b1b00cd0ca4efd0f
SHA1 hash: d9e7c24f3ea4b436b40d05807ca22b4d9ceb1463
MD5 hash: 4381bf0e18b04197e15c187ce3be8675
humanhash: pluto-item-five-beryllium
File name:4381bf0e18b04197e15c187ce3be8675.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:754'688 bytes
First seen:2021-05-27 12:49:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a26f0e6bd2952037425bd22d2a7efb64 (3 x CryptBot, 3 x RaccoonStealer, 2 x Stop)
ssdeep 12288:gp78oEfnT9H+BgcAaiUXc87ht8SE8sGXeyEjnOr+868GZnCF/CrUeE+Zi0xPZRY:gpNEfizic8xVGXeyEjnOrNG5o/CzvtxM
TLSH CDF4F130AAE1C034F0FB12F448B59279A53A7EB16B7490DF62C436EE56785E89D3074B
Reporter abuse_ch
Tags:CryptBot exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4381bf0e18b04197e15c187ce3be8675.exe
Verdict:
Malicious activity
Analysis date:
2021-05-27 16:31:32 UTC
Tags:
stealer trojan
Link:
https://app.any.run/tasks/b5102df5-2832-4a12-9599-faf4ccdc1df1

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/162702/
Detection(s):
Win.Ransomware.Gandcrypt-9865160-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a file in the %temp% directory
Deleting a recently created file
Creating a file
Delayed reading of the file
Reading critical registry keys
Creating a window
DNS request
Sending an HTTP POST request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Creating a process from a recently created file
Creating a file in the Program Files subdirectories
Launching a process
Launching cmd.exe command interpreter
Stealing user critical data
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:
Cryptbot Glupteba
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/793216
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to register a low level keyboard hook
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
Sigma detected: Copying Sensitive Files with Credential Data
Submitted sample is a known malware sample
Tries to harvest and steal browser information (history, passwords, etc)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected Cryptbot
Yara detected Glupteba
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 425612 Sample: 2wVRnYIxyB.exe Startdate: 27/05/2021 Architecture: WINDOWS Score: 100 85 Found malware configuration 2->85 87 Malicious sample detected (through community Yara rule) 2->87 89 Multi AV Scanner detection for dropped file 2->89 91 12 other signatures 2->91 12 2wVRnYIxyB.exe 48 2->12         started        17 SmartClock.exe 2->17         started        19 SmartClock.exe 2->19         started        process3 dnsIp4 79 geowqr42.top 34.73.205.209, 49765, 80 GOOGLEUS United States 12->79 81 morckp04.top 35.229.92.135, 49766, 80 GOOGLEUS United States 12->81 83 rogaow06.top 35.230.23.35, 49767, 49768, 80 GOOGLEUS United States 12->83 71 C:\Users\user\AppData\Local\Temp\joIsq.exe, PE32 12->71 dropped 103 Detected unpacking (changes PE section rights) 12->103 105 Detected unpacking (overwrites its own PE header) 12->105 107 Tries to harvest and steal browser information (history, passwords, etc) 12->107 21 cmd.exe 1 12->21         started        24 cmd.exe 1 12->24         started        file5 signatures6 process7 signatures8 93 Submitted sample is a known malware sample 21->93 95 Obfuscated command line found 21->95 97 Uses ping.exe to sleep 21->97 99 Uses ping.exe to check the status of other devices and networks 21->99 26 joIsq.exe 25 21->26         started        30 conhost.exe 21->30         started        32 conhost.exe 24->32         started        34 timeout.exe 1 24->34         started        process9 file10 63 C:\Users\user\AppData\Local\Temp\...\vpn.exe, PE32 26->63 dropped 65 C:\Users\user\AppData\Local\Temp\...\4.exe, PE32 26->65 dropped 67 C:\Users\user\AppData\Local\Temp\...\UAC.dll, PE32 26->67 dropped 69 3 other files (none is malicious) 26->69 dropped 101 Machine Learning detection for dropped file 26->101 36 vpn.exe 7 26->36         started        39 4.exe 4 26->39         started        signatures11 process12 dnsIp13 75 192.168.2.1 unknown unknown 36->75 42 cmd.exe 1 36->42         started        61 C:\Users\user\AppData\...\SmartClock.exe, PE32 39->61 dropped 44 SmartClock.exe 39->44         started        file14 process15 process16 46 cmd.exe 3 42->46         started        49 conhost.exe 42->49         started        signatures17 109 Obfuscated command line found 46->109 111 Uses ping.exe to sleep 46->111 51 PING.EXE 1 46->51         started        54 Dato.exe.com 46->54         started        56 findstr.exe 1 46->56         started        process18 dnsIp19 73 127.0.0.1 unknown unknown 51->73 58 Dato.exe.com 54->58         started        process20 dnsIp21 77 dXRwlXnYXQFcFmGHJjCUSHdl.dXRwlXnYXQFcFmGHJjCUSHdl 58->77
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/834ccdd87931ab88f011372377befbafda51abccff557c7dd3e01682580716fb/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2021-05-27 10:42:51 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qngm3wdzggvyr4arg4rxppx3v7nfdk6m75kxy7ot4aliewahc35q._file
Verdict:
suspicious
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot discovery spyware stealer
Link:
https://tria.ge/reports/210527-8gst9s64wj/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Reads user/profile data of web browsers
CryptBot
CryptBot Payload
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/834ccdd87931ab88f011372377befbafda51abccff557c7dd3e01682580716fb

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:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
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:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:MALWARE_Win_CryptBot
Create hunting rule
Author:ditekSHen
Description:CryptBot/Fugrafa stealer payload
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:with_sqlite
Create hunting rule
Author:Julian J. Gonzalez <info@seguridadparatodos.es>
Description:Rule to detect the presence of SQLite data in raw image
Reference:http://www.st2labs.com

File information

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

Web download

CryptBot

Executable exe 834ccdd87931ab88f011372377befbafda51abccff557c7dd3e01682580716fb

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/162702/
  
URLhaus
https://urlhaus.abuse.ch/url/1289995/
  
Delivery method
Distributed via web download

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