MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a9ed010aa3db217f81dfa4d928863eef5cac1165dab6c03258948b8ef019435. 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 2 YARA 12 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a9ed010aa3db217f81dfa4d928863eef5cac1165dab6c03258948b8ef019435
SHA3-384 hash: 96877dfc36f52de9fae8cbaf83a0d24bc8db9dc66ecae7746fe81a042c108b52d1d234c67c5a7727d905f5d95e1fa861
SHA1 hash: 668ffc4c0524999211f75a63f6f875c4c20d4a98
MD5 hash: 6a37fa585bfd1ac9e6ca94ce01626a58
humanhash: undress-sierra-kilo-beer
File name:6A37FA585BFD1AC9E6CA94CE01626A58.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:380'928 bytes
First seen:2021-05-10 14:45:46 UTC
Last seen:2021-05-10 15:01:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 178661358a4d867acf7b5af89a395103 (1 x CryptBot)
ssdeep 6144:7SWHQFmgeqO1/4kjckQHafCQWQAusuMAvYeGkRabcUyI2sazgnZaN8:THQFmgeqOlwkea6rubgeGkucUyIRwgZl
Threatray 554 similar samples on MalwareBazaar
TLSH 9A849E30A680C036F5B721F889BA977CA53D7E915B24B1CB52D427EE16346E4BC30E97
Reporter abuse_ch
Tags:CryptBot exe


Avatar
abuse_ch
CryptBot C2:
http://remgwj12.top/index.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://remgwj12.top/index.php https://threatfox.abuse.ch/ioc/34569/
http://mortnj01.top/index.php https://threatfox.abuse.ch/ioc/34570/

Intelligence

File Origin
# of uploads :
2
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/154164/
Detection(s):
SecuriteInfo.com.Malware.PDB-11.UNOFFICIAL
Create hunting rule

Win.Packed.Pwsx-9859723-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending an HTTP GET request
Deleting a recently created file
Creating a file in the %temp% subdirectories
Running batch commands
Creating a process with a hidden window
Creating a process from a recently created file
Creating a window
Creating a file
Sending a custom TCP request
Reading critical registry keys
Delayed reading of the file
Using the Windows Management Instrumentation requests
Searching for the window
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Launching a tool to kill processes
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:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/777491
Signature
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 409888 Sample: h1vN4MGtbO.exe Startdate: 10/05/2021 Architecture: WINDOWS Score: 100 46 xisolenoy.xyz 2->46 48 truzen.club 2->48 50 6 other IPs or domains 2->50 58 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->58 60 Antivirus detection for URL or domain 2->60 62 Multi AV Scanner detection for dropped file 2->62 64 5 other signatures 2->64 8 h1vN4MGtbO.exe 29 2->8         started        signatures3 process4 dnsIp5 52 g-clean.in 8.209.75.180, 49731, 49732, 49740 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC Singapore 8->52 54 iplogger.org 88.99.66.31, 443, 49772, 49773 HETZNER-ASDE Germany 8->54 56 2 other IPs or domains 8->56 24 C:\Users\user\AppData\...\91744549215.exe, PE32 8->24 dropped 26 C:\Users\user\AppData\...\77567411668.exe, PE32 8->26 dropped 28 C:\Users\user\AppData\...\54154461914.exe, PE32 8->28 dropped 30 6 other malicious files 8->30 dropped 66 Detected unpacking (changes PE section rights) 8->66 68 Detected unpacking (overwrites its own PE header) 8->68 70 May check the online IP address of the machine 8->70 13 WerFault.exe 9 8->13         started        16 WerFault.exe 9 8->16         started        18 WerFault.exe 9 8->18         started        20 5 other processes 8->20 file6 signatures7 process8 file9 32 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 13->32 dropped 34 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 16->34 dropped 36 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->36 dropped 38 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 20->38 dropped 40 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 20->40 dropped 42 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 20->42 dropped 44 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 20->44 dropped 22 conhost.exe 20->22         started        process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a9ed010aa3db217f81dfa4d928863eef5cac1165dab6c03258948b8ef019435/
Threat name:
Win32.Ransomware.Stop
Create hunting rule
Status:
Malicious
First seen:
2021-05-10 04:39:00 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rkpnaefkhwzbp6a57jgzfcdd5324vqiwlwvwyazfrfelr3ybsq2q._file
Verdict:
malicious
Similar samples:
2646ae31ed3d84368a410fee518a2b5b9090931dbcfa690632a4ab541eb9557e
CryptBot
2e00fe5b5239656d02676e4e95e200ef21c1d1986e07d4c8d64d16ec1d6e821f
CryptBot
3688577e500b07cc1818d4c994651f791659efbf8ef3ff88329f25c4f65aba24
CryptBot
65cb803d8339bc32863bd557a882cf2016ad7945b18f344aeb94860ca8f6b235
CryptBot
6b956e92b865ecc772c63964eee6d3ef9fcb56eea1b62c52130486d09b006542
CryptBot
70c29fa01c7cb936c92b0df9b8fc1faea3c7108e7dae3d32aa0b889b392dc53d
CryptBot
7deefc102955d15af316521068fd9df9474507a3f0d4ef0c8cfbae498dd8fdef
CryptBot
acf5a0702538d69871c917a13a45effbcc2dd9161578b270a6b56f8447062dbf
CryptBot
c8a30abef2939b6c3b6193feffbaf8ba4a87c79fc32e71b10b94bbdb8e1e238f
CryptBot
fa83c0bb710987cdf1c5ed15400d938bc818d20c34af9e96e8cd99fc2ac3a172
CryptBot
+ 544 additional samples on MalwareBazaar
Result
Malware family:
redline
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot family:fickerstealer family:redline botnet:mix 10.05 discovery infostealer spyware stealer
Link:
https://tria.ge/reports/210510-nczysqfyce/
Behaviour
Checks processor information in registry
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
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
Deletes itself
Loads dropped DLL
Reads local data of messenger clients
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
CryptBot
CryptBot Payload
RedLine
RedLine Payload
Suspicious use of NtCreateProcessExOtherParentProcess
fickerstealer
Malware Config
C2 Extraction:
truzen.club:80
xisolenoy.xyz:80
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/8a9ed010aa3db217f81dfa4d928863eef5cac1165dab6c03258948b8ef019435

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:AutoIT_Script
Create hunting rule
Author:@bartblaze
Description:Identifies AutoIT script.
Rule name:INDICATOR_SUSPICIOUS_AHK_Downloader
Create hunting rule
Author:ditekSHen
Description:Detects AutoHotKey binaries acting as second stage droppers
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:MALWARE_Win_Ficker
Create hunting rule
Author:ditekSHen
Description:Detects Ficker infostealer
Rule name:MALWARE_Win_RedLineDropperAHK
Create hunting rule
Author:ditekSHen
Description:Detects AutoIt/AutoHotKey executables dropping RedLine infostealer
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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/154164/

Comments


Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-10 15:00:49 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) [C0042] Process Micro-objective::Create Mutex
17) [C0041] Process Micro-objective::Set Thread Local Storage Value
18) [C0018] Process Micro-objective::Terminate Process