MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bae34b5431979a214eb8d112e79d305a8474eba7e46fb7470adc48f82010e5b7. 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: 8

Intelligence 8 IOCs 1 YARA 6 File information Comments 1

SHA256 hash:	bae34b5431979a214eb8d112e79d305a8474eba7e46fb7470adc48f82010e5b7
SHA3-384 hash:	39189f85811a5f7ec061dc3913794157e02288452d4f7c985f16e1b037edb6e78cf5cc5144b8461f71998d2e07424aac
SHA1 hash:	64b02f9cd5ba4d407b470878abf6e20350eac4e1
MD5 hash:	7cae3416822ec2fa1a83a32d64f8f62d
humanhash:	hawaii-charlie-sink-alpha
File name:	bae34b5431979a214eb8d112e79d305a8474eba7e46fb.exe
Download:	download sample
Signature	CryptBot Create hunting rule
File size:	749'056 bytes
First seen:	2021-05-07 15:21:16 UTC
Last seen:	2021-05-07 16:15:07 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	06cd91e741d3860f07138258ff94c9a8 (1 x ArkeiStealer, 1 x CryptBot)
ssdeep	12288:186SLfVKQv+VARHQklDQb7RAeZKubsV1CxN6tGJLE1XfmNzgLFV+hKPcbHp0bD7s:1ELfVnBlG7OeZ9g1CxaGJLEmsih1Hp
Threatray	65 similar samples on MalwareBazaar
TLSH	9FF4F130BE90C035E5F711F859BA926CB53C3EA0573550CF72E166EA27286E89D3235B
Reporter	abuse_ch
Tags:	CryptBot exe

abuse_ch

CryptBot C2:
http://morwxi05.top/index.php

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
http://morwxi05.top/index.php	https://threatfox.abuse.ch/ioc/31711/

Intelligence

File Origin

# of uploads :

# of downloads :

117

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.PWS.Stealer.26450.5030.5429.UNOFFICIAL

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

Connection attempt

Sending an HTTP POST request

Running batch commands

Creating a process with a hidden window

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

Link:

https://www.joesandbox.com/analysis/719431

Signature

C2 URLs / IPs found in malware configuration

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 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)

Tries to harvest and steal ftp login credentials

Yara detected Cryptbot

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/bae34b5431979a214eb8d112e79d305a8474eba7e46fb7470adc48f82010e5b7/

Threat name:

Win32.Trojan.MintTitirez

Status:

Malicious

First seen:

2021-05-07 11:20:41 UTC

AV detection:

18 of 29 (62.07%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xlruwvbrs6ncctvy2ejophjqlkchj25h4rx3oryk3repqiaq4w3q._file

Verdict:

unknown

Result

Malware family:

cryptbot

Score:

10/10

Tags:

family:cryptbot discovery spyware stealer

Link:

https://tria.ge/reports/210507-ksxhf5tqka/

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 data files stored by FTP clients

Reads user/profile data of web browsers

CryptBot

CryptBot Payload

Unpacked files

SH256 hash:

59368334c46205fb642df96f1e4ab9aa1d3d0fa708c95b8093cfc2c2eb6cd695

MD5 hash:

caadf91f4ca41e099935fd310988dfaf

SHA1 hash:

ee772b8714af43086eabcf2ab6baac989f5952f3

Link:

https://www.unpac.me/results/031998d7-576a-45b5-9684-4b8e6f22bafb/

SH256 hash:

bae34b5431979a214eb8d112e79d305a8474eba7e46fb7470adc48f82010e5b7

MD5 hash:

7cae3416822ec2fa1a83a32d64f8f62d

SHA1 hash:

64b02f9cd5ba4d407b470878abf6e20350eac4e1

Link:

https://www.unpac.me/results/031998d7-576a-45b5-9684-4b8e6f22bafb/

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/bae34b5431979a214eb8d112e79d305a8474eba7e46fb7470adc48f82010e5b7

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.

No further information available

Comments

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a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-07 16:01:04 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) [C0047] File System Micro-objective::Delete File
8) [C0049] File System Micro-objective::Get File Attributes
9) [C0051] File System Micro-objective::Read File
10) [C0052] File System Micro-objective::Writes File
11) [C0007] Memory Micro-objective::Allocate Memory
12) [C0033] Operating System Micro-objective::Console
13) [C0034.001] Operating System Micro-objective::Set Variable::Environment Variable
14) [C0040] Process Micro-objective::Allocate Thread Local Storage
15) [C0043] Process Micro-objective::Check Mutex
16) [C0041] Process Micro-objective::Set Thread Local Storage Value
17) [C0018] Process Micro-objective::Terminate Process