MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b
SHA3-384 hash: 51999ac634a673a9c9d998bd44a07c564b18d0db593caf8107f76617d9f2f1b21c39253456325570f82f204f4101d6b1
SHA1 hash: 94772a4b0bd3230ee749d160366c41751e71f1a0
MD5 hash: 06a6da8543ba7767c8728a2de532d224
humanhash: twenty-quebec-april-angel
File name:06a6da8543ba7767c8728a2de532d224.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:2'755'584 bytes
First seen:2021-12-29 07:54:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 076fd3bc44050b5480459bd4d8e1a2d8 (16 x CryptBot, 1 x DanaBot)
ssdeep 49152:5AZ7tvf8sW9ZVptIMjG/DfXPVFfF+8y9NSevvSbEIu/2Z96JE2y2Q:5AZBHG9B6Mj4zXPVNF+8y9JvSbEb49lB
Threatray 8'451 similar samples on MalwareBazaar
TLSH T149D5331429931C4CC11C64F3E57A5A6E360D339800987399BD2F7AFB316EEDFC69A891
Reporter abuse_ch
Tags:CryptBot exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Burger.King.Uk.Navman.keygen.by.F4CG.exe
Verdict:
Malicious activity
Analysis date:
2021-12-28 15:40:43 UTC
Tags:
evasion trojan fareit pony stealer rat redline azorult loader opendir miner
Link:
https://app.any.run/tasks/f40ddedb-dcdc-4f98-8472-d66e9361082f

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/216771/
Detection(s):
SecuriteInfo.com.Variant.Zusy.398819.8089.11045.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for analyzing tools
Creating a file in the %temp% subdirectories
Creating a window
DNS request
Sending an HTTP POST request
Reading critical registry keys
Sending an HTTP GET request
Creating a file
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Launching a process
Creating a file in the %AppData% subdirectories
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61cc145eec6c6c14a9fafb74/reports/da874fb3-43c2-40a7-8eef-0c84ffcffff9/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fe772b8a-b2d7-40e4-a2d7-1148372bcbc4
Result
Threat name:
Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/913705
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Cryptbot
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b/
Threat name:
Win32.Packed.Themida
Create hunting rule
Status:
Malicious
First seen:
2021-12-28 21:05:52 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
24 of 28 (85.71%)
Threat level:
  1/5
Verdict:
malicious
Similar samples:
2dfc078c3658a63016fd846cc735c0d5c359b6639cb89ae08ccc9a19fb3e5df3
CryptBot
3836136ddb7cfa2fc48e44c6b385da79df47380445f4c4fdaf552cf0aeb09816
CryptBot
3cfb768f5c6a00d29071ae8288d0270ed7bb19a56da162d07a49ba2aafbfba4a
CryptBot
3f8974ef9b6a429376d46e082bbb9cb418417f25dcc744837c5b36efaf4c3f35
CryptBot
40aa6aeab7d3af11f53ddda96690c31e5b5619c4c0b1791a62f5121c65c4ad0d
CryptBot
9b5b14675edb065f1c9a148a736e1673f2b8e77b4b1b66263e76f6ddbb766a12
CryptBot
c5235a63f916e2de15aaa66e0664c1548caa85c4a56c11fb5e328921bab1f459
CryptBot
e2ab039851029d1511405468f5cbc7c6bb046a7005c7503078ebab6ef3708ed7
CryptBot
f4889a3b066fb61c8df967ceb0ef0e0157dd5a3ef65feb328e30a186a5c3c1e8
CryptBot
+ 8'441 additional samples on MalwareBazaar
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot discovery evasion spyware stealer themida trojan
Link:
https://tria.ge/reports/211229-jr5xysefb9/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Deletes itself
Reads user/profile data of web browsers
Themida packer
Downloads MZ/PE file
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
CryptBot
Malware Config
C2 Extraction:
hevzbn22.top
morwce02.top
Unpacked files
SH256 hash:
8b0faf86c922096af9f3b98a7d989b3ccc28083a4d8d53787a50c50a799901fb
MD5 hash:
9a400fff2dcd8265235c47134dda6608
SHA1 hash:
eade35b3668689fedbc717d63a6c846013202f49
Link:
https://www.unpac.me/results/9b54678e-b0da-4671-b6e7-c45f6931bbc6/
SH256 hash:
41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b
MD5 hash:
06a6da8543ba7767c8728a2de532d224
SHA1 hash:
94772a4b0bd3230ee749d160366c41751e71f1a0
Link:
https://www.unpac.me/results/9b54678e-b0da-4671-b6e7-c45f6931bbc6/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b

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_EXE_Packed_Themida
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Themida
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:MALWARE_Win_CryptBot
Create hunting rule
Author:ditekSHen
Description:CryptBot/Fugrafa stealer payload

File information

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

Web download

CryptBot

Executable exe 41df984882b7cb539f1bcc03433f60e2bd7a0313b1e05bda78338d9176d6996b

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/216771/
  
URLhaus
https://urlhaus.abuse.ch/url/1929542/
  
Delivery method
Distributed via web download

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