MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2051799f92fd036d6e1c8a9c06a4aea85a9509214cd0623c0df2fe62bd99986b. 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

SHA256 hash: 2051799f92fd036d6e1c8a9c06a4aea85a9509214cd0623c0df2fe62bd99986b
SHA3-384 hash: df7548ba9f09c5f16b6c727c78c53cebf58670ffe1851601144fb0177bfbf6473b7033a448152b046af8d8a92b9f044c
SHA1 hash: 3819346f3b8c05add77c89205a58533dabbc7249
MD5 hash: 105f97e06f45250a6448035b94f2ef2b
humanhash: music-saturn-charlie-purple
File name:2051799f92fd036d6e1c8a9c06a4aea85a9509214cd06.exe
Download: download sample
Signature CryptBot
File size:748'544 bytes
First seen:2021-05-13 18:55:29 UTC
Last seen:2021-05-13 19:40:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 206da623473d02b865ed54c000795f42 (1 x CryptBot)
ssdeep 12288:SB8E42iuiVf28crmZPAthPAosw+/gzxxzOpv33uqr5lkls3fh7WFvl6hLEoQQnHo:5XuWf8WUhoosw+/gzTOpf3uo8yPhevYx
Threatray 178 similar samples on MalwareBazaar
TLSH ABF4E120BAD0C435EDF711F449B982B86D2CBEA15B2455C7A3E43BEAD6342E4BD30647
Reporter abuse_ch
Tags:CryptBot exe


Avatar
abuse_ch
CryptBot C2:
http://remdny42.top/index.php

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
http://remdny42.top/index.php https://threatfox.abuse.ch/ioc/40348/
http://morpgr04.top/index.php https://threatfox.abuse.ch/ioc/40349/

Intelligence


File Origin
# of uploads :
2
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
aa1814d8e157a27583353e7a95f8a737.exe
Verdict:
Malicious activity
Analysis date:
2021-05-13 15:10:04 UTC
Tags:
trojan evasion loader ficker stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
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 submitted file
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Cryptbot
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 413726 Sample: 2051799f92fd036d6e1c8a9c06a... Startdate: 13/05/2021 Architecture: WINDOWS Score: 100 71 STdhNwXWzEatZzwrHlyziLBmJ.STdhNwXWzEatZzwrHlyziLBmJ 2->71 79 Found malware configuration 2->79 81 Malicious sample detected (through community Yara rule) 2->81 83 Multi AV Scanner detection for submitted file 2->83 85 9 other signatures 2->85 11 2051799f92fd036d6e1c8a9c06a4aea85a9509214cd06.exe 48 2->11         started        signatures3 process4 dnsIp5 73 remdny42.top 34.86.24.123, 49736, 80 GOOGLEUS United States 11->73 75 morpgr04.top 35.233.146.63, 49737, 80 GOOGLEUS United States 11->75 77 sulnom06.top 35.245.17.142, 49738, 49739, 80 GOOGLEUS United States 11->77 67 C:\Users\user\AppData\Local\...\kfftZys.exe, PE32 11->67 dropped 89 Detected unpacking (changes PE section rights) 11->89 91 Detected unpacking (overwrites its own PE header) 11->91 93 Tries to harvest and steal browser information (history, passwords, etc) 11->93 16 cmd.exe 1 11->16         started        18 cmd.exe 1 11->18         started        file6 signatures7 process8 process9 20 kfftZys.exe 25 16->20         started        24 conhost.exe 16->24         started        26 conhost.exe 18->26         started        28 timeout.exe 1 18->28         started        file10 59 C:\Users\user\AppData\Local\Temp\...\vpn.exe, PE32 20->59 dropped 61 C:\Users\user\AppData\Local\Temp\...\4.exe, PE32 20->61 dropped 63 C:\Users\user\AppData\Local\Temp\...\UAC.dll, PE32 20->63 dropped 65 3 other files (none is malicious) 20->65 dropped 87 Machine Learning detection for dropped file 20->87 30 4.exe 4 20->30         started        33 vpn.exe 7 20->33         started        signatures11 process12 file13 69 C:\Users\user\AppData\...\SmartClock.exe, PE32 30->69 dropped 35 SmartClock.exe 30->35         started        37 cmd.exe 1 33->37         started        39 cmd.exe 1 33->39         started        41 cmd.exe 1 33->41         started        43 4 other processes 33->43 process14 process15 45 conhost.exe 37->45         started        47 conhost.exe 39->47         started        49 conhost.exe 41->49         started        51 conhost.exe 43->51         started        53 conhost.exe 43->53         started        55 conhost.exe 43->55         started        57 conhost.exe 43->57         started       
Threat name:
Win32.Trojan.Glupteba
Status:
Malicious
First seen:
2021-05-13 18:56:09 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Result
Malware family:
danabot
Score:
  10/10
Tags:
family:cryptbot family:danabot botnet:3 banker discovery spyware stealer trojan
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Modifies registry class
Modifies system certificate store
Runs ping.exe
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Drops startup file
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
CryptBot
CryptBot Payload
Danabot
Malware Config
C2 Extraction:
184.95.51.183:443
184.95.51.175:443
192.210.198.12:443
184.95.51.180:443
Please note that we are no longer able to provide a coverage score for Virus Total.

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
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
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:MALWARE_Win_CryptBot
Author:ditekSHen
Description:CryptBot/Fugrafa stealer payload
Rule name:Ping_Del_method_bin_mem
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:with_sqlite
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.

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-13 18:59:54 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0003.002] Communication Micro-objective::Connect Pipe::Interprocess Communication
1) [C0003.001] Communication Micro-objective::Create Pipe::Interprocess Communication
2) [C0003.003] Communication Micro-objective::Read Pipe::Interprocess Communication
3) [C0003.004] Communication Micro-objective::Write Pipe::Interprocess Communication
4) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
5) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
6) [C0045] File System Micro-objective::Copy File
7) [C0049] File System Micro-objective::Get File Attributes
8) [C0051] File System Micro-objective::Read File
9) [C0052] File System Micro-objective::Writes File
10) [C0040] Process Micro-objective::Allocate Thread Local Storage
11) [C0043] Process Micro-objective::Check Mutex
12) [C0041] Process Micro-objective::Set Thread Local Storage Value
13) [C0018] Process Micro-objective::Terminate Process