MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 305df52e17cf7e129ece5188cd9bf51102fda9ac812d597c3e29314b06e8b3b8. 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: 10


Intelligence 10 IOCs 2 YARA 6 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 305df52e17cf7e129ece5188cd9bf51102fda9ac812d597c3e29314b06e8b3b8
SHA3-384 hash: fe3bbf9bcb493e3779b2cd9ae5bb84eec5bf1ee9ac02f1a5fbaf6ae70d9c817393c1575477f2c597f53bbe260b3b8eac
SHA1 hash: f6cc5083820a4897fbfb2890568691b12400fb59
MD5 hash: 3edf30cca0e969d2ba512ffc73d77eb4
humanhash: alanine-eight-kitten-mexico
File name:305df52e17cf7e129ece5188cd9bf51102fda9ac812d5.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:733'184 bytes
First seen:2021-05-14 16:25:40 UTC
Last seen:2021-05-14 17:01:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 38bba698bf50b4891f9e712279d754b0 (1 x Smoke Loader, 1 x ArkeiStealer, 1 x FickerStealer)
ssdeep 12288:0w6HJFL6Yw/DhwsJ7judvV5JYE6TxEJRWgzDFrPFjYYauZCwhVHfqpyH5+w:EFL6Yw/DJNidd5JTwxEOgzDguZzZ5+w
Threatray 120 similar samples on MalwareBazaar
TLSH 62F4F130AAD0C439F7B722F444B9837CA929BD7C9B2440FB52E526EA56346E89C30757
Reporter abuse_ch
Tags:CryptBot exe


Avatar
abuse_ch
CryptBot C2:
http://morhza05.top/index.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://morhza05.top/index.php https://threatfox.abuse.ch/ioc/42187/
http://remeze52.top/index.php https://threatfox.abuse.ch/ioc/42188/

Intelligence

File Origin
# of uploads :
3
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
305df52e17cf7e129ece5188cd9bf51102fda9ac812d5.exe
Verdict:
Malicious activity
Analysis date:
2021-05-14 16:26:27 UTC
Tags:
stealer trojan loader
Link:
https://app.any.run/tasks/e7ee649b-d865-43ce-ac36-e923d1299e79

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
CryptBot
Create hunting rule
Link:
https://www.capesandbox.com/analysis/156803/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Deleting a recently created file
Creating a file
Delayed reading of the file
Reading critical registry keys
Sending a UDP request
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
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/782063
Signature
C2 URLs / IPs found in malware configuration
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)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: WScript or CScript Dropper
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Cryptbot
Yara detected Glupteba
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 414460 Sample: 305df52e17cf7e129ece5188cd9... Startdate: 14/05/2021 Architecture: WINDOWS Score: 100 67 Found malware configuration 2->67 69 Malicious sample detected (through community Yara rule) 2->69 71 Multi AV Scanner detection for dropped file 2->71 73 12 other signatures 2->73 9 305df52e17cf7e129ece5188cd9bf51102fda9ac812d5.exe 48 2->9         started        14 SmartClock.exe 2->14         started        16 SmartClock.exe 2->16         started        process3 dnsIp4 59 remeze52.top 34.86.24.123, 49726, 80 GOOGLEUS United States 9->59 61 morhza05.top 35.233.146.63, 49727, 80 GOOGLEUS United States 9->61 63 suleqs07.top 35.245.17.142, 49732, 49733, 80 GOOGLEUS United States 9->63 55 C:\Users\user\AppData\Local\Temp\gIDAiw.exe, PE32 9->55 dropped 79 Detected unpacking (changes PE section rights) 9->79 81 Detected unpacking (overwrites its own PE header) 9->81 83 Tries to harvest and steal browser information (history, passwords, etc) 9->83 18 cmd.exe 1 9->18         started        20 cmd.exe 1 9->20         started        file5 signatures6 process7 process8 22 gIDAiw.exe 25 18->22         started        25 conhost.exe 18->25         started        27 conhost.exe 20->27         started        29 timeout.exe 1 20->29         started        file9 47 C:\Users\user\AppData\Local\Temp\...\vpn.exe, PE32 22->47 dropped 49 C:\Users\user\AppData\Local\Temp\...\4.exe, PE32 22->49 dropped 51 C:\Users\user\AppData\Local\Temp\...\UAC.dll, PE32 22->51 dropped 53 3 other files (none is malicious) 22->53 dropped 31 vpn.exe 3 19 22->31         started        35 4.exe 4 22->35         started        process10 dnsIp11 65 ip-api.com 208.95.112.1, 49734, 80 TUT-ASUS United States 31->65 43 C:\Users\user\AppData\Local\...\foklurq.vbs, ASCII 31->43 dropped 37 wscript.exe 12 31->37         started        45 C:\Users\user\AppData\...\SmartClock.exe, PE32 35->45 dropped 41 SmartClock.exe 35->41         started        file12 process13 dnsIp14 57 iplogger.org 88.99.66.31, 443, 49736 HETZNER-ASDE Germany 37->57 75 System process connects to network (likely due to code injection or exploit) 37->75 77 May check the online IP address of the machine 37->77 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/305df52e17cf7e129ece5188cd9bf51102fda9ac812d597c3e29314b06e8b3b8/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2021-05-14 13:19:36 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gbo7klqxz57bfhwokgem3g7vcebp3knmqewvs7b6feyuwbxiwo4a._file
Verdict:
suspicious
Similar samples:
7bc379fd5f28ca0016ae282820d517d7719cad2742a22968cc3c9d3434ff469d
CryptBot
7c3ec59724f79c69f7bb889f8dac9e89a45ad3629a25c954c26905b5b953e3f5
CryptBot
8cec146d7a7b594cf7748b35c63ea1fed2c994ef2cdbb5731f1b15d9c9fa1ee3
CryptBot
a5c463db805e356cb6e73e5676b397eab265e061c6797e27b626b8b4aee892a3
CryptBot
acf5a0702538d69871c917a13a45effbcc2dd9161578b270a6b56f8447062dbf
CryptBot
bced04a0ef9306f81abe9dcd2bf613802076f1d2012f23bcc42a208acabf25dd
CryptBot
c8a30abef2939b6c3b6193feffbaf8ba4a87c79fc32e71b10b94bbdb8e1e238f
CryptBot
e784ba83c1139d2d9880a2cd5546d1d7716694452ea84367fa9c238f97d5e5ad
CryptBot
fa83c0bb710987cdf1c5ed15400d938bc818d20c34af9e96e8cd99fc2ac3a172
CryptBot
fc2a8472021c1f37e7ba14fd51259d37d10bd030ecd33134ebf42d3279ab860a
CryptBot
+ 110 additional samples on MalwareBazaar
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot discovery spyware stealer
Link:
https://tria.ge/reports/210514-39fxay6e7e/
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/305df52e17cf7e129ece5188cd9bf51102fda9ac812d597c3e29314b06e8b3b8

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.

Cape
Cape
https://www.capesandbox.com/analysis/156803/

Comments


Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-14 17:04:42 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0003.001] Communication Micro-objective::Create Pipe::Interprocess Communication
1) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
2) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
3) [C0045] File System Micro-objective::Copy File
4) [C0049] File System Micro-objective::Get File Attributes
5) [C0051] File System Micro-objective::Read File
6) [C0052] File System Micro-objective::Writes File
7) [C0034.001] Operating System Micro-objective::Set Variable::Environment Variable
8) [C0040] Process Micro-objective::Allocate Thread Local Storage
9) [C0043] Process Micro-objective::Check Mutex
10) [C0041] Process Micro-objective::Set Thread Local Storage Value
11) [C0018] Process Micro-objective::Terminate Process